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

REN Routing Table Report cscora at frr.nsrc.org
Fri Feb 4 20:20:33 UTC 2022


IPv4 R&E Routing Table Report   20:20 GMT Fri 04 Feb, 2022

  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:                               19182
    Prefixes after maximum aggregation (per Origin AS):           10739
    Deaggregation factor:                                          1.79
    Unique aggregates announced (without unneeded subnets):       12206
    Number of IPv4 prefixes with a valid ROA:                      4088
    Number of IPv4 prefixes with an invalid ROA:                    134
    Number of IPv4 prefixes with no ROA:                          14960
Total ASes present in the Internet Routing Table:                  2819
    Prefixes per ASN:                                              6.80
Origin-only ASes present in the Internet Routing Table:            2434
Origin ASes announcing only one prefix:                            1131
Transit ASes present in the Internet Routing Table:                 385
Transit-only ASes present in the Internet Routing Table:             55
Average AS path length visible in the Internet Routing Table:       6.3
    Max AS path length visible:                                      18
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                 7
    Number of instances of unregistered ASNs:                         7
Number of 32-bit ASNs allocated by the RIRs:                      38490
Number of 32-bit ASNs visible in the Routing Table:                 641
Prefixes from 32-bit ASNs in the Routing Table:                    1749
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                   87
Prefixes being announced from unallocated address space:             39
Number of addresses announced to Internet:                    205749582
    Equivalent to 12 /8s, 67 /16s and 125 /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:               99.5
Total number of prefixes smaller than registry allocations:        2200

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

Prefixes being announced by APNIC Region ASes:                     5268
    Total APNIC prefixes after maximum aggregation:                2538
    APNIC Deaggregation factor:                                    2.08
Prefixes being announced from the APNIC address blocks:            5186
    Unique aggregates announced from the APNIC address blocks:     2980
APNIC Region origin ASes present in the Internet Routing Table:     631
    APNIC Prefixes per ASN:                                        8.22
APNIC Region origin ASes announcing only one prefix:                271
APNIC Region transit ASes present in the Internet Routing Table:     74
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    244
Number of APNIC addresses announced to Internet:               46201088
    Equivalent to 2 /8s, 192 /16s and 249 /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:                      8143
    Total ARIN prefixes after maximum aggregation:                 4655
    ARIN Deaggregation factor:                                     1.75
Prefixes being announced from the ARIN address blocks:             8158
    Unique aggregates announced from the ARIN address blocks:      5290
ARIN Region origin ASes present in the Internet Routing Table:     1230
    ARIN Prefixes per ASN:                                         6.63
ARIN Region origin ASes announcing only one prefix:                 447
ARIN Region transit ASes present in the Internet Routing Table:     160
Average ARIN Region AS path length visible:                         7.2
    Max ARIN Region AS path length visible:                          18
Number of ARIN region 32-bit ASNs visible in the Routing Table:     168
Number of ARIN addresses announced to Internet:                94614529
    Equivalent to 5 /8s, 163 /16s and 180 /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:                      3442
    Total RIPE prefixes after maximum aggregation:                 2784
    RIPE Deaggregation factor:                                     1.24
Prefixes being announced from the RIPE address blocks:             3429
    Unique aggregates announced from the RIPE address blocks:      2787
RIPE Region origin ASes present in the Internet Routing Table:      677
    RIPE Prefixes per ASN:                                         5.06
RIPE Region origin ASes announcing only one prefix:                 320
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:     137
Number of RIPE addresses announced to Internet:                58022656
    Equivalent to 3 /8s, 117 /16s and 91 /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:                    1424
    Total LACNIC prefixes after maximum aggregation:                564
    LACNIC Deaggregation factor:                                   2.52
Prefixes being announced from the LACNIC address blocks:           1422
    Unique aggregates announced from the LACNIC address blocks:     764
LACNIC Region origin ASes present in the Internet Routing Table:    168
    LACNIC Prefixes per ASN:                                       8.46
LACNIC Region origin ASes announcing only one prefix:                71
LACNIC Region transit ASes present in the Internet Routing Table:    23
Average LACNIC Region AS path length visible:                       8.0
    Max LACNIC Region AS path length visible:                        15
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    66
Number of LACNIC addresses announced to Internet:               4150528
    Equivalent to 0 /8s, 63 /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:                    898
    Total AfriNIC prefixes after maximum aggregation:               191
    AfriNIC Deaggregation factor:                                  4.70
Prefixes being announced from the AfriNIC address blocks:           898
    Unique aggregates announced from the AfriNIC address blocks:    297
AfriNIC Region origin ASes present in the Internet Routing Table:    52
    AfriNIC Prefixes per ASN:                                     17.27
AfriNIC Region origin ASes announcing only one prefix:               22
AfriNIC Region transit ASes present in the Internet Routing Table:   12
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:   26
Number of AfriNIC addresses announced to Internet:              2756352
    Equivalent to 0 /8s, 42 /16s and 15 /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         571       2157     457  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  1237         186         74     135  KREONET-AS-KR KISTI, KR
  7575         175        330     122  AARNET-AS-AP Australian Academic and Re
 58647         165         18       2  KAGAWAU-AS Kagawa University, JP
 17882         162         10      31  ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN
  9934         140          3      87  MICOM-MN-AS Mongolia Telecom, MN
 55824         130         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         128       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          80         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
  7896         251         51       7  NU-AS, US
   668         212        702     180  DNIC-AS-00668, US
   376         203        178     152  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  2152         150        507      90  CSUNET-NW, US
 18558         136         18       4  NETBLK-RCOEK, US
 23024         114          7      17  OCDE, US
  2920         108         34       6  LACOE, US
 21976          85         51      18  NJEDGE-NET, US
  1736          80         16       1  MU-AS, 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         279       1950     245  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         143         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677      77  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  2200          67        647      61  FR-RENATER Reseau National de telecommu
  2614          58         32      55  ROEDUNET, RO
  1930          57         81      52  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         176        207      41  Rede Nacional de Ensino e Pesquisa, BR
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          95         24      55  Red Universitaria Nacional, CL
  1251          65         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          38          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         351        319      74  TENET-1, ZA
 36914         200         82       3  KENET-AS, KE
  2561          73          5      32  EUN, EG
  8094          50         48       4  PUKNET, ZA
327687          36         28       3  RENU, UG
327700          34         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH
 37182          12          8       1  TERNET, TZ
 37501          11         49       6  UOFS, 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         571       2157     457  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  2018         351        319      74  TENET-1, ZA
   680         279       1950     245  DFN Verein zur Foerderung eines Deutsch
  7896         251         51       7  NU-AS, US
   668         212        702     180  DNIC-AS-00668, US
   376         203        178     152  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
 36914         200         82       3  KENET-AS, KE
   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         351          277  TENET-1, ZA
  7896         251          244  NU-AS, US
  5786         200          199  UPRENET, PR
 36914         200          197  KENET-AS, KE
 58647         165          163  KAGAWAU-AS Kagawa University, JP
  8895         143          139  ISU Internet Services Unit ISU, SA
  1916         176          135  Rede Nacional de Ensino e Pesquisa, BR
 18558         136          132  NETBLK-RCOEK, US
 17882         162          131  ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN-MCS-AP 

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
     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

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
10.10.11.0/24              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
10.10.100.0/24             9934  MICOM-MN-AS Mongolia Telecom, MN
10.16.132.157/32           9934  MICOM-MN-AS Mongolia Telecom, MN
10.16.142.51/32            9934  MICOM-MN-AS Mongolia Telecom, MN
10.16.144.12/32            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      
/13:17      /14:34      /15:123     /16:2011    /17:391     /18:441     
/19:575     /20:878     /21:920     /22:1452    /23:1568    /24:10575   
/25:0       /26:2       /27:3       /28:7       /29:7       /30:57      
/31:1       /32:105     

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

   ASN  No of nets  Total ann.  Description
 36914         187         200  KENET-AS, KE
  8895         138         143  ISU Internet Services Unit ISU, SA
  4850          76          77  DIGICOM-AS-AP Digicom LLC, MN
  9934          75         140  MICOM-MN-AS Mongolia Telecom, MN
 23024          53         114  OCDE, US
 17882          47         162  ASN-MCS-AP # AS-MCS-AP CONVERTED TO ASN-MCS-AP 
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
327700          30          34  MoRENet, MZ

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

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

   1:4         5:15        6:4         8:1        10:9        12:1      
  14:85       18:42       23:10       24:2        27:4        31:6      
  37:6        38:9        40:1        41:116      42:9        43:11     
  44:5        45:36       46:6        47:1        49:10       50:4      
  52:1        59:24       60:4        61:3        62:7        63:38     
  64:72       65:4        66:81       67:44       68:8        69:20     
  71:1        72:13       74:20       76:34       77:7        78:3      
  79:10       80:16       81:28       82:5        83:6        84:9      
  85:33       86:4        87:1        88:1        89:10       91:46     
  92:1        93:19       94:4        95:5        96:5        97:1      
  98:2       101:6       102:13      103:370     104:75      106:1      
 107:17      108:8       109:10      110:3       111:20      112:19     
 114:23      116:5       117:61      118:32      119:22      121:26     
 122:24      123:8       124:39      125:4       128:82      129:176    
 130:92      131:89      132:58      133:139     134:102     136:193    
 137:88      138:8       139:9       140:50      141:2       142:41     
 143:31      144:52      145:2       146:127     147:60      148:192    
 149:13      150:43      151:6       152:71      153:11      154:25     
 155:51      156:67      157:26      158:42      159:116     160:25     
 161:22      162:21      163:65      164:43      165:55      166:1      
 167:16      168:119     169:10      170:68      171:1       172:5      
 173:7       175:31      176:8       177:13      178:1       179:11     
 180:21      181:1       182:6       184:5       185:41      186:3      
 187:18      188:13      189:5       190:33      191:33      192:1392   
 193:250     194:139     195:92      196:149     197:113     198:490    
 199:284     200:253     201:40      202:798     203:431     204:333    
 205:168     206:198     207:175     208:70      209:122     210:185    
 211:13      212:173     213:4       214:7       216:86      217:15     
 218:26      219:6       220:17      222:5       223:3      

End of report


More information about the ren-bgp-stats-all mailing list