[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Erdemnet (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Wed Apr 27 20:20:37 UTC 2022


IPv4 R&E Routing Table Report   20:20 GMT Wed 27 Apr, 2022

  IPv4 BGP Table (R&E) as seen at Erdemnet.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Erdemnet/

Analysis Summary
----------------

BGP routing table entries examined:                               18951
    Prefixes after maximum aggregation (per Origin AS):           10777
    Deaggregation factor:                                          1.76
    Unique aggregates announced (without unneeded subnets):       12138
    Number of IPv4 prefixes with a valid ROA:                      4411
    Number of IPv4 prefixes with an invalid ROA:                    127
    Number of IPv4 prefixes with no ROA:                          14413
Total ASes present in the Internet Routing Table:                  2818
    Prefixes per ASN:                                              6.72
Origin-only ASes present in the Internet Routing Table:            2426
Origin ASes announcing only one prefix:                            1116
Transit ASes present in the Internet Routing Table:                 392
Transit-only ASes present in the Internet Routing Table:             59
Average AS path length visible in the Internet Routing Table:       6.3
    Max AS path length visible:                                      21
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                12
    Number of instances of unregistered ASNs:                        12
Number of 32-bit ASNs allocated by the RIRs:                      39216
Number of 32-bit ASNs visible in the Routing Table:                 640
Prefixes from 32-bit ASNs in the Routing Table:                    1726
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                  133
Prefixes being announced from unallocated address space:             47
Number of addresses announced to Internet:                    205506960
    Equivalent to 12 /8s, 63 /16s and 201 /24s
    Percentage of available address space announced:                5.6
    Percentage of allocated address space announced:                5.6
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:        2209

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     5289
    Total APNIC prefixes after maximum aggregation:                2541
    APNIC Deaggregation factor:                                    2.08
Prefixes being announced from the APNIC address blocks:            5161
    Unique aggregates announced from the APNIC address blocks:     2928
APNIC Region origin ASes present in the Internet Routing Table:     629
    APNIC Prefixes per ASN:                                        8.21
APNIC Region origin ASes announcing only one prefix:                269
APNIC Region transit ASes present in the Internet Routing Table:     77
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    244
Number of APNIC addresses announced to Internet:               46119424
    Equivalent to 2 /8s, 191 /16s and 186 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-151865
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                      7918
    Total ARIN prefixes after maximum aggregation:                 4676
    ARIN Deaggregation factor:                                     1.69
Prefixes being announced from the ARIN address blocks:             7939
    Unique aggregates announced from the ARIN address blocks:      5312
ARIN Region origin ASes present in the Internet Routing Table:     1240
    ARIN Prefixes per ASN:                                         6.40
ARIN Region origin ASes announcing only one prefix:                 455
ARIN Region transit ASes present in the Internet Routing Table:     163
Average ARIN Region AS path length visible:                         7.2
    Max ARIN Region AS path length visible:                          17
Number of ARIN region 32-bit ASNs visible in the Routing Table:     175
Number of ARIN addresses announced to Internet:                94609153
    Equivalent to 5 /8s, 163 /16s and 159 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                      3496
    Total RIPE prefixes after maximum aggregation:                 2839
    RIPE Deaggregation factor:                                     1.23
Prefixes being announced from the RIPE address blocks:             3483
    Unique aggregates announced from the RIPE address blocks:      2810
RIPE Region origin ASes present in the Internet Routing Table:      672
    RIPE Prefixes per ASN:                                         5.18
RIPE Region origin ASes announcing only one prefix:                 305
RIPE Region transit ASes present in the Internet Routing Table:     101
Average RIPE Region AS path length visible:                         6.0
    Max RIPE Region AS path length visible:                          16
Number of RIPE region 32-bit ASNs visible in the Routing Table:     133
Number of RIPE addresses announced to Internet:                57881088
    Equivalent to 3 /8s, 115 /16s and 50 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                    1412
    Total LACNIC prefixes after maximum aggregation:                561
    LACNIC Deaggregation factor:                                   2.52
Prefixes being announced from the LACNIC address blocks:           1410
    Unique aggregates announced from the LACNIC address blocks:     760
LACNIC Region origin ASes present in the Internet Routing Table:    162
    LACNIC Prefixes per ASN:                                       8.70
LACNIC Region origin ASes announcing only one prefix:                65
LACNIC Region transit ASes present in the Internet Routing Table:    23
Average LACNIC Region AS path length visible:                       8.1
    Max LACNIC Region AS path length visible:                        16
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    63
Number of LACNIC addresses announced to Internet:               4216064
    Equivalent to 0 /8s, 64 /16s and 85 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                    824
    Total AfriNIC prefixes after maximum aggregation:               148
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:           823
    Unique aggregates announced from the AfriNIC address blocks:    194
AfriNIC Region origin ASes present in the Internet Routing Table:    47
    AfriNIC Prefixes per ASN:                                     17.51
AfriNIC Region origin ASes announcing only one prefix:               22
AfriNIC Region transit ASes present in the Internet Routing Table:    9
Average AfriNIC Region AS path length visible:                      6.4
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   25
Number of AfriNIC addresses announced to Internet:              2674432
    Equivalent to 0 /8s, 40 /16s and 207 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         576       2108     455  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  1237         187         74     135  KREONET-AS-KR KISTI, KR
  9934         186          4     129  MICOM-MN-AS Mongolia Telecom, MN
  7575         176        330     123  AARNET-AS-AP Australian Academic and Re
 58647         167         18       2  KAGAWAU-AS Kagawa University, JP
 17882         163         10      32  ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN
  4538         129       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         115         18      11  NKN-CORE-NW NKN Core Network, IN
  4621          79         37      10  UNINET-AS-AP UNINET-, TH

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   668         211        702     179  DNIC-AS-00668, US
   376         202        178     151  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  2152         153        507      91  CSUNET-NW, US
 18558         135         18       4  NETBLK-RCOEK, US
 23024         114          7      17  OCDE, US
  2920         107         34       6  LACOE, US
 21976          85         51      18  NJEDGE-NET, US
  1736          80         16       1  MU-AS, US
  3477          78         71      47  NOAA-NWAVE, US

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         281       1968     246  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         138         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          99       1520      86  SURFNET-NL SURFnet, The Netherlands, NL
  2614          96         27      76  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
   553          73        449      73  BELWUE BelWue-Koordination, DE
  2200          66        647      61  FR-RENATER Reseau National de telecommu
  1930          58         81      53  RCCN Fundacao para a Ciencia e a Tecnol

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         157        208      45  Rede Nacional de Ensino e Pesquisa, BR
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          94         24      54  Red Universitaria Nacional, CL
  1251          60         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
 19611          45         17       2  Associacao Antonio Vieira - Unisinos, B
  4270          44         16       1  Red de Interconexion Universitaria, AR
 61468          41          3      15  CEDIA, EC
 28614          37          2       2  Fundacao Universidade Regional de Blume
263282          37          5      12  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         374        319      74  TENET-1, ZA
 36914         203         82       3  KENET-AS, KE
  8094          50         48       4  PUKNET, ZA
327687          38         28       3  RENU, UG
327700          36         16       1  MoRENet, MZ
 37182          18          8       1  TERNET, TZ
 37074          13          8       2  UG-AS, GH
 37501          11         49       6  UOFS, ZA
 36982           8         33       8  UCT, ZA
 37520           6         16       3  Rhodes-Univ, ZA

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         576       2108     455  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  2018         374        319      74  TENET-1, ZA
   680         281       1968     246  DFN Verein zur Foerderung eines Deutsch
   668         211        702     179  DNIC-AS-00668, US
 36914         203         82       3  KENET-AS, KE
   376         202        178     151  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  1237         187         74     135  KREONET-AS-KR KISTI, KR
   786         186       1774     183  JANET Jisc Services Limited, GB

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  7497         432          408  CSTNET-AS-AP Computer Network Information Cente
  2018         374          300  TENET-1, ZA
 36914         203          200  KENET-AS, KE
  5786         200          199  UPRENET, PR
 58647         167          165  KAGAWAU-AS Kagawa University, JP
  8895         138          134  ISU Internet Services Unit ISU, SA
 17882         163          131  ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN-MCS-AP 
 18558         135          131  NETBLK-RCOEK, US
  1916         157          112  Rede Nacional de Ensino e Pesquisa, BR
 55824         115          104  NKN-CORE-NW NKN Core Network, IN

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     22226  UNALLOCATED  156.1.0.0/16              2152  CSUNET-NW, US
     14212  UNALLOCATED  198.189.240.0/24          2152  CSUNET-NW, US
     19658  UNALLOCATED  199.27.241.0/24          11096  FLORIDANET, US
     65101  PRIVATE      202.21.123.0/24           9484  MOBINET-AS-MN Mobinet LLC. A
     65512  PRIVATE      202.126.89.0/24          55805  MOBICOM-AS-MN MobiCom Corpor
     65512  PRIVATE      202.126.90.0/24          55805  MOBICOM-AS-MN MobiCom Corpor
     65250  PRIVATE      202.126.91.0/24          55805  MOBICOM-AS-MN MobiCom Corpor
     14212  UNALLOCATED  205.155.0.0/19            2152  CSUNET-NW, US
     14212  UNALLOCATED  205.155.240.0/20          2152  CSUNET-NW, US

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
10.0.10.0/24               9934  MICOM-MN-AS Mongolia Telecom, MN
10.0.30.0/24               9934  MICOM-MN-AS Mongolia Telecom, MN
10.0.40.0/24               9934  MICOM-MN-AS Mongolia Telecom, MN
10.10.1.0/24               9934  MICOM-MN-AS Mongolia Telecom, MN
10.10.2.0/24               9934  MICOM-MN-AS Mongolia Telecom, MN
10.10.11.0/24              9934  MICOM-MN-AS Mongolia Telecom, MN
10.10.12.0/24              9934  MICOM-MN-AS Mongolia Telecom, MN
10.10.13.0/24              9934  MICOM-MN-AS Mongolia Telecom, MN
10.10.54.0/24              9934  MICOM-MN-AS Mongolia Telecom, MN
10.10.80.0/24              9934  MICOM-MN-AS Mongolia Telecom, MN

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
172.16.179.112/30    Origin:      9934  MICOM-MN-AS Mongolia Telecom, MN
172.16.179.112/30   Transit:     10076  ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 
172.16.179.148/30    Origin:      9934  MICOM-MN-AS Mongolia Telecom, MN
172.16.179.148/30   Transit:     10076  ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 
172.16.180.0/30      Origin:      9934  MICOM-MN-AS Mongolia Telecom, MN
172.16.180.0/30     Transit:     10076  ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 
172.16.200.0/26      Origin:      9934  MICOM-MN-AS Mongolia Telecom, MN
172.16.200.0/26     Transit:     10076  ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 
172.16.200.72/29     Origin:      9934  MICOM-MN-AS Mongolia Telecom, MN
172.16.200.72/29    Transit:     10076  ASN-ERDEMNET # AS-ERDEMNET CONVERTED TO 

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:0        /9:1       /10:2       /11:1       /12:10      
/13:18      /14:35      /15:122     /16:2014    /17:398     /18:444     
/19:568     /20:879     /21:886     /22:1443    /23:1556    /24:10362   
/25:0       /26:2       /27:3       /28:7       /29:10      /30:61      
/31:1       /32:127     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 36914         190         203  KENET-AS, KE
  8895         133         138  ISU Internet Services Unit ISU, SA
  9934         113         186  MICOM-MN-AS Mongolia Telecom, MN
  4850          69          70  DIGICOM-AS-AP Digicom LLC, MN
 23024          53         114  OCDE, US
 17882          47         163  ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN-MCS-AP 
327700          32          36  MoRENet, MZ
 25977          31          45  HCCS, US
 28614          31          37  Fundacao Universidade Regional de Blumenau, BR
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:3         5:15        6:4         8:2        10:15       12:1      
  14:85       18:42       23:10       24:3        27:4        31:6      
  35:4        37:6        38:9        40:1        41:126      42:10     
  43:11       44:5        45:41       46:6        47:1        49:10     
  50:4        52:1        59:24       60:4        61:3        62:7      
  63:38       64:73       65:4        66:81       67:44       68:8      
  69:19       70:2        71:1        72:9        74:18       76:34     
  77:7        78:3        79:10       80:17       81:28       82:5      
  83:6        84:9        85:39       86:4        87:1        88:1      
  89:10       91:44       93:23       94:4        95:4        96:5      
  97:1        98:2       101:6       102:12      103:377     104:76     
 107:17      108:10      109:10      110:4       111:16      112:15     
 114:23      116:7       117:61      118:32      119:23      121:27     
 122:24      123:8       124:39      125:4       128:88      129:38     
 130:93      131:84      132:58      133:140     134:98      136:200    
 137:75      138:8       139:9       140:52      141:1       142:41     
 143:31      144:23      145:3       146:127     147:59      148:192    
 149:12      150:44      151:6       152:71      153:13      154:26     
 155:51      156:67      157:31      158:42      159:116     160:25     
 161:22      162:23      163:67      164:18      165:57      166:1      
 167:16      168:124     169:10      170:67      171:1       172:8      
 173:7       175:31      176:8       177:14      179:9       180:21     
 181:1       182:6       184:9       185:37      186:3       187:19     
 188:13      189:5       190:34      191:33      192:1385    193:264    
 194:142     195:39      196:162     197:109     198:496     199:286    
 200:243     201:38      202:790     203:436     204:335     205:164    
 206:199     207:175     208:70      209:123     210:184     211:15     
 212:149     213:5       214:7       216:85      217:11      218:23     
 219:6       220:17      222:5       223:3      

End of report


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