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

REN Routing Table Report cscora at frr.nsrc.org
Fri Jan 27 20:20:42 UTC 2023


IPv4 R&E Routing Table Report   20:20 GMT Fri 27 Jan, 2023

  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:                               19106
    Prefixes after maximum aggregation (per Origin AS):           10772
    Deaggregation factor:                                          1.77
    Unique aggregates announced (without unneeded subnets):       12188
    Number of IPv4 prefixes with a valid ROA:                      4889
    Number of IPv4 prefixes with an invalid ROA:                    165
    Number of IPv4 prefixes with no ROA:                          14052
Total ASes present in the Internet Routing Table:                  2835
    Prefixes per ASN:                                              6.74
Origin-only ASes present in the Internet Routing Table:            2449
Origin ASes announcing only one prefix:                            1103
Transit ASes present in the Internet Routing Table:                 386
Transit-only ASes present in the Internet Routing Table:             67
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       6.3
    Max AS path length visible:                                      22
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                 9
    Number of instances of unregistered ASNs:                         9
Number of 32-bit ASNs allocated by the RIRs:                      41135
Number of 32-bit ASNs visible in the Routing Table:                 655
Prefixes from 32-bit ASNs in the Routing Table:                    1806
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:              2
Number of addresses announced to Internet:                    204848896
    Equivalent to 12 /8s, 53 /16s and 191 /24s
    Percentage of available address space announced:                5.5
    Percentage of allocated address space announced:                5.5
    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:        2179

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

Prefixes being announced by APNIC Region ASes:                     5195
    Total APNIC prefixes after maximum aggregation:                2424
    APNIC Deaggregation factor:                                    2.14
Prefixes being announced from the APNIC address blocks:            5200
    Unique aggregates announced from the APNIC address blocks:     2981
APNIC Region origin ASes present in the Internet Routing Table:     623
    APNIC Prefixes per ASN:                                        8.35
APNIC Region origin ASes announcing only one prefix:                269
APNIC Region transit ASes present in the Internet Routing Table:     68
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    239
Number of APNIC addresses announced to Internet:               46002176
    Equivalent to 2 /8s, 189 /16s and 240 /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:                      7946
    Total ARIN prefixes after maximum aggregation:                 4683
    ARIN Deaggregation factor:                                     1.70
Prefixes being announced from the ARIN address blocks:             7962
    Unique aggregates announced from the ARIN address blocks:      5231
ARIN Region origin ASes present in the Internet Routing Table:     1246
    ARIN Prefixes per ASN:                                         6.39
ARIN Region origin ASes announcing only one prefix:                 450
ARIN Region transit ASes present in the Internet Routing Table:     163
Average ARIN Region AS path length visible:                         7.1
    Max ARIN Region AS path length visible:                          22
Number of ARIN region 32-bit ASNs visible in the Routing Table:     186
Number of ARIN addresses announced to Internet:                94085376
    Equivalent to 5 /8s, 155 /16s and 161 /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:                      3578
    Total RIPE prefixes after maximum aggregation:                 2872
    RIPE Deaggregation factor:                                     1.25
Prefixes being announced from the RIPE address blocks:             3567
    Unique aggregates announced from the RIPE address blocks:      2898
RIPE Region origin ASes present in the Internet Routing Table:      685
    RIPE Prefixes per ASN:                                         5.21
RIPE Region origin ASes announcing only one prefix:                 304
RIPE Region transit ASes present in the Internet Routing Table:     102
Average RIPE Region AS path length visible:                         6.0
    Max RIPE Region AS path length visible:                          14
Number of RIPE region 32-bit ASNs visible in the Routing Table:     141
Number of RIPE addresses announced to Internet:                57924096
    Equivalent to 3 /8s, 115 /16s and 218 /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:                    1374
    Total LACNIC prefixes after maximum aggregation:                580
    LACNIC Deaggregation factor:                                   2.37
Prefixes being announced from the LACNIC address blocks:           1371
    Unique aggregates announced from the LACNIC address blocks:     786
LACNIC Region origin ASes present in the Internet Routing Table:    157
    LACNIC Prefixes per ASN:                                       8.73
LACNIC Region origin ASes announcing only one prefix:                57
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:                        15
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    63
Number of LACNIC addresses announced to Internet:               4186880
    Equivalent to 0 /8s, 63 /16s and 227 /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:                   1004
    Total AfriNIC prefixes after maximum aggregation:               204
    AfriNIC Deaggregation factor:                                  4.92
Prefixes being announced from the AfriNIC address blocks:          1003
    Unique aggregates announced from the AfriNIC address blocks:    290
AfriNIC Region origin ASes present in the Internet Routing Table:    50
    AfriNIC Prefixes per ASN:                                     20.06
AfriNIC Region origin ASes announcing only one prefix:               23
AfriNIC Region transit ASes present in the Internet Routing Table:   11
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   26
Number of AfriNIC addresses announced to Internet:              2649600
    Equivalent to 0 /8s, 40 /16s and 110 /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         581       2157     461  SINET-AS Research Organization of Infor
  7497         434        182      24  CSTNET-AS-AP Computer Network Informati
 17882         203         12      38  UNIVISION-AS-AP UNIVISION LLC, MN
  1237         185         74     134  KREONET-AS-KR KISTI, KR
 58647         175         18       2  KAGAWAU-AS Kagawa University, JP
  7575         174        329     119  AARNET-AS-AP Australian Academic and Re
  4538         129       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         119         18      12  NKN-CORE-NW NKN Core Network, IN
  4850          83          0       1  DIGICOM-AS-AP Digicom LLC, MN
  9484          72          5       5  MOBINET-AS-MN Mobinet LLC. AS Mobinet I

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         219        702     180  DNIC-AS-00668, US
  2152         209        507      92  CSUNET-NW, US
   376         200        178     149  RISQ-AS, CA
  5786         199         16       1  UPRENET, PR
 18558         134         18       4  NETBLK-RCOEK, US
 23024         113          7      17  OCDE, US
  2920         107         34       7  LACOE, US
 32531          90          6      60  FORDHAM-UNIVERSITY, 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         282       1919     250  DFN Verein zur Foerderung eines Deutsch
   786         186       1775     183  JANET Jisc Services Limited, GB
  8895         136         24       4  ISU Internet Services Unit ISU, SA
   559         114        550     105  SWITCH Peering requests: peering at switch
  1103          96       1518      85  SURFNET-NL SURFnet, The Netherlands, NL
  2614          95         27      75  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
   553          73        449      73  BELWUE BelWue-Koordination, DE
  1930          65         81      60  RCCN Fundacao para a Ciencia e a Tecnol
  2200          64        599      59  FR-RENATER Reseau National de telecommu

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      43  Rede Nacional de Ensino e Pesquisa, BR
 28391         153         10      67  Universidad Juarez Autonoma de Tabasco,
 11340          97         24      55  Red Universitaria Nacional, CL
  1251          58         37      19  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
  4270          45         16       1  Red de Interconexion Universitaria, AR
 61468          43          3      15  CEDIA, EC
 19611          37         17       2  Associacao Antonio Vieira - Unisinos, B
 28571          37         40      18  UNIVERSIDADE DE SAO PAULO, BR
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         372        319      72  TENET-1, ZA
 36914         247         82       3  KENET-AS, KE
  2561          67          4      34  EUN, EG
  8094          48         48      15  PUKNET, ZA
327687          44         28       3  RENU, UG
  3208          32          2       1  ARN, DZ
327700          31         16       1  MoRENet, MZ
 37182          30          8       1  TERNET, TZ
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH

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         581       2157     461  SINET-AS Research Organization of Infor
  7497         434        182      24  CSTNET-AS-AP Computer Network Informati
  2018         372        319      72  TENET-1, ZA
   680         282       1919     250  DFN Verein zur Foerderung eines Deutsch
 36914         247         82       3  KENET-AS, KE
   668         219        702     180  DNIC-AS-00668, US
  2152         209        507      92  CSUNET-NW, US
 17882         203         12      38  UNIVISION-AS-AP UNIVISION LLC, MN
   376         200        178     149  RISQ-AS, CA
  5786         199         16       1  UPRENET, PR

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         434          410  CSTNET-AS-AP Computer Network Information Cente
  2018         372          300  TENET-1, ZA
 36914         247          244  KENET-AS, KE
  5786         199          198  UPRENET, PR
 58647         175          173  KAGAWAU-AS Kagawa University, JP
 17882         203          165  UNIVISION-AS-AP UNIVISION LLC, MN
  8895         136          132  ISU Internet Services Unit ISU, SA
 18558         134          130  NETBLK-RCOEK, US
  2152         209          117  CSUNET-NW, US
  1916         157          114  Rede Nacional de Ensino e Pesquisa, BR

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
    394607  UNALLOCATED  104.249.65.0/24          23024  OCDE, US
     33008  UNALLOCATED  162.248.66.0/24          11096  FLORIDANET, 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
    395514  UNALLOCATED  205.213.88.0/24           2381  WISCNET1-AS, US
    394607  UNALLOCATED  216.100.93.0/24          23024  OCDE, US

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

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

Unassigned Network     ASN Information  AS Name
102.36.194.0/23      Origin:      2018  TENET-1, ZA
102.36.194.0/23     Transit:     11537  INTERNET2-RESEARCH-EDU, US
192.31.196.0/24      Origin:       112  UNASSIGNED
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL

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      /14:34      /15:122     /16:1999    /17:414     /18:444     
/19:570     /20:880     /21:882     /22:1494    /23:1578    /24:10566   
/25:0       /26:0       /27:2       /28:4       /29:1       /30:5       
/31:1       /32:77      

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

   ASN  No of nets  Total ann.  Description
 36914         234         247  KENET-AS, KE
  8895         131         136  ISU Internet Services Unit ISU, SA
  4850          82          83  DIGICOM-AS-AP Digicom LLC, MN
 17882          53         203  UNIVISION-AS-AP UNIVISION LLC, MN
 23024          52         113  OCDE, US
 32440          34          49  LONI, US
 46115          32          35  LUTHER, US
 25977          30          44  HCCS, US
 28614          30          36  Fundacao Universidade Regional de Blumenau, BR
200521          30          53  SEAP-AGE, ES

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

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

   1:2         5:15        6:4         8:2        12:1        14:89     
  23:7        24:3        27:4        31:7        35:6        38:9      
  40:1        41:139      42:10       43:8        44:5        45:36     
  46:5        49:10       50:2        52:1        58:1        59:24     
  60:4        61:3        62:10       63:33       64:74       65:1      
  66:63       67:42       68:1        69:21       70:2        71:1      
  72:7        74:50       76:38       77:9        78:3        79:10     
  80:17       81:28       82:6        83:6        84:12       85:42     
  86:5        87:1        89:10       91:46       92:2        93:4      
  94:4        95:4        96:5        97:3        98:2       101:6      
 102:14      103:377     104:77      108:8       109:10      110:2      
 111:16      112:15      114:23      116:6       117:61      118:32     
 119:30      121:26      122:24      123:24      124:39      125:4      
 128:86      129:42      130:88      131:63      132:63      133:149    
 134:100     136:199     137:76      138:9       139:10      140:57     
 141:1       142:39      143:30      144:22      145:2       146:129    
 147:59      148:199     149:12      150:134     151:7       152:72     
 153:14      154:29      155:52      156:68      157:29      158:40     
 159:116     160:26      161:20      162:21      163:79      164:10     
 165:51      166:1       167:16      168:123     169:10      170:59     
 171:1       172:3       173:7       175:32      176:8       177:8      
 179:10      180:17      181:1       182:1       184:3       185:47     
 186:3       187:19      188:13      189:3       190:18      191:36     
 192:1402    193:346     194:147     195:89      196:157     197:150    
 198:518     199:283     200:221     201:37      202:789     203:439    
 204:356     205:131     206:188     207:180     208:66      209:131    
 210:186     211:17      212:170     213:5       214:8       216:88     
 217:11      218:23      219:6       220:17      222:5       223:4      


End of report


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