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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Feb 3 22:41:45 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 03 Feb, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

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

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

BGP routing table entries examined:                              988600
    Prefixes after maximum aggregation (per Origin AS):          362881
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456741
Total ASes present in the Internet Routing Table:                 75577
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64737
Origin ASes announcing only one prefix:                           26066
Transit ASes present in the Internet Routing Table:               10840
Transit-only ASes present in the Internet Routing Table:            517
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1297
    Number of instances of unregistered ASNs:                      1300
Number of 32-bit ASNs allocated by the RIRs:                      43560
Number of 32-bit ASNs visible in the Routing Table:               35905
Prefixes from 32-bit ASNs in the Routing Table:                  188467
Number of bogon 32-bit ASNs visible in the Routing Table:           196
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            581
Number of addresses announced to Internet:                   3045646008
    Equivalent to 181 /8s, 136 /16s and 222 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      339211

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

Prefixes being announced by APNIC Region ASes:                   258354
    Total APNIC prefixes after maximum aggregation:               73529
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          250983
    Unique aggregates announced from the APNIC address blocks:   100150
APNIC Region origin ASes present in the Internet Routing Table:   14022
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4195
APNIC Region transit ASes present in the Internet Routing Table:   1896
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9364
Number of APNIC addresses announced to Internet:              774965666
    Equivalent to 46 /8s, 49 /16s and 9 /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, 131072-153913
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:                    284287
    Total ARIN prefixes after maximum aggregation:               125296
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288796
    Unique aggregates announced from the ARIN address blocks:    132066
ARIN Region origin ASes present in the Internet Routing Table:    19125
    ARIN Prefixes per ASN:                                        15.10
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    1955
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4852
Number of ARIN addresses announced to Internet:              1270598976
    Equivalent to 75 /8s, 187 /16s and 205 /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:                    280889
    Total RIPE prefixes after maximum aggregation:               128263
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           274646
    Unique aggregates announced from the RIPE address blocks:    161338
RIPE Region origin ASes present in the Internet Routing Table:    28604
    RIPE Prefixes per ASN:                                         9.60
RIPE Region origin ASes announcing only one prefix:               12066
RIPE Region transit ASes present in the Internet Routing Table:    4006
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11595
Number of RIPE addresses announced to Internet:               714479218
    Equivalent to 42 /8s, 150 /16s and 22 /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
                       196608-216475
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:                  129770
    Total LACNIC prefixes after maximum aggregation:              28821
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128744
    Unique aggregates announced from the LACNIC address blocks:   49592
LACNIC Region origin ASes present in the Internet Routing Table:  11065
    LACNIC Prefixes per ASN:                                      11.64
LACNIC Region origin ASes announcing only one prefix:              2253
LACNIC Region transit ASes present in the Internet Routing Table:  2430
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8919
Number of LACNIC addresses announced to Internet:             178023520
    Equivalent to 10 /8s, 156 /16s and 108 /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:                  34003
    Total AfriNIC prefixes after maximum aggregation:              6181
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         44848
    Unique aggregates announced from the AfriNIC address blocks:  13106
AfriNIC Region origin ASes present in the Internet Routing Table:  1829
    AfriNIC Prefixes per ASN:                                     24.52
AfriNIC Region origin ASes announcing only one prefix:              607
AfriNIC Region transit ASes present in the Internet Routing Table:  347
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1175
Number of AfriNIC addresses announced to Internet:            107265792
    Equivalent to 6 /8s, 100 /16s and 191 /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
  9808        9829       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5676        784     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5025       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4571        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3878       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3607       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3476        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3371       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2688        858     377  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2497      11258     578  KIXS-AS-KR Korea Telecom, KR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9587      11229    3385  AMAZON-02, US
 22773        5017       3081     305  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4635       6637     668  COGENT-174, US
 11492        4579        304     657  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
  6327        3593       1320      74  SHAW, CA
 16625        3258       1428    2324  AKAMAI-AS, US
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2916       3722    1405  DNIC-ASBLK-00306-00371, US
396982        2753       3639     392  GOOGLE-CLOUD-PLATFORM, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        8918       1208    2529  TTNET, TR
 12479        7572       1698     149  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3962       3397     157  AKAMAI-ASN1, NL
  9009        3284        285    1590  M247, RO
 12389        2978       2302     907  ROSTELECOM-AS, RU
  8551        2702        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2437       1852      14  TE-AS TE-AS, EG
 34984        2389        365     587  TELLCOM-AS, TR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12398       3386     622  UNINET, MX
 10620        3520        496     895  Telmex Colombia S.A., CO
 13999        2502        337     640  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1326       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1232        340     498  Axtel, S.A.B. de C.V., MX
 11664        1127        178     425  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        369      22  Telefonica del Peru S.A.A., PE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1630        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1507        389      16  LINKdotNET-AS, EG
 36992        1365       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1111         71      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 15399         525         55      53  WANANCHI-, KE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12398       3386     622  UNINET, MX
  9808        9829       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9587      11229    3385  AMAZON-02, US
 47331        8918       1208    2529  TTNET, TR
 12479        7572       1698     149  UNI2-AS, ES
  7545        5676        784     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5025       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5017       3081     305  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   174        4635       6637     668  COGENT-174, US

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

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

   ASN  No of nets  Net Savings  Description
  9808        9829         9773  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7572         7423  UNI2-AS, ES
 47331        8918         6389  TTNET, TR
 16509        9587         6202  AMAZON-02, US
  7545        5676         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5025         4950  ERX-CERNET-BKB China Education and Research Net
 22773        5017         4712  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4571         4546  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24            46887  LIGHTOWER, US

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

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

Prefix                Origin AS  Description
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.164.72.0/24       Origin:     49195  SSAC, CN
23.164.72.0/24      Transit:     20473  AS-CHOOPA, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/OIX/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        /8:16       /9:14      /10:37      /11:98      /12:302     
/13:580     /14:1211    /15:2144    /16:13548   /17:8454    /18:14198   
/19:25554   /20:45622   /21:54201   /22:114382  /23:107411  /24:595894  
/25:1115    /26:1076    /27:1514    /28:167     /29:246     /30:82      
/31:94      /32:639     

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

   ASN  No of nets  Total ann.  Description
 47331        8025        8918  TTNET, TR
 12479        6682        7572  UNI2-AS, ES
  8151        6364       12398  UNINET, MX
 22773        4045        5017  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3493        4579  CABLEONE, US
  6327        3391        3593  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
  8551        2178        2702  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2130        2473  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2337      2:1634      3:292       4:8         5:4650      6:163    
   7:6         8:1612      9:1        11:172      12:1483     13:375    
  14:2429     15:311      16:203      17:369      18:722      20:365    
  21:4        22:188      23:6638     24:3176     25:2        27:2638   
  29:19       31:2734     32:72       34:37       35:126      36:2183   
  37:4621     38:7801     39:907      40:151      41:4650     42:2218   
  43:2386     44:332      45:17673    46:4415     47:292      49:1915   
  50:1917     51:576      52:1626     54:359      55:887      56:5      
  57:149      58:2104     59:1226     60:1020     61:2790     62:2870   
  63:1955     64:5733     65:2382     66:5074     67:3135     68:1590   
  69:4135     70:1517     71:588      72:3070     74:2698     75:1591   
  76:633      77:2486     78:4146     79:2536     80:2167     81:2130   
  82:1583     83:1325     84:1655     85:3994     86:879      87:2253   
  88:2974     89:4099     90:669      91:8092     92:2269     93:2650   
  94:3791     95:5282     96:1324     97:319      98:1090     99:744    
 100:124     101:1183    102:3519    103:32918   104:4797    105:2024   
 106:988     107:2782    108:1143    109:4070    110:2183    111:3195   
 112:2094    113:1748    114:1769    115:2092    116:1985    117:2656   
 118:2779    119:2019    120:1814    121:1344    122:2781    123:2259   
 124:1621    125:2851    126:28      128:1561    129:1021    130:1123   
 131:1914    132:941     133:410     134:1714    135:351     136:928    
 137:1048    138:2973    139:1564    140:1325    141:1346    142:1598   
 143:1608    144:1019    145:344     146:2035    147:1707    148:2536   
 149:2586    150:1040    151:1339    152:1988    153:598     154:5944   
 155:1380    156:2133    157:1511    158:1101    159:2216    160:2692   
 161:1650    162:3643    163:1709    164:1697    165:2167    166:1076   
 167:1730    168:4002    169:824     170:4989    171:1016    172:3824   
 173:3048    174:934     175:1258    176:3797    177:5363    178:3662   
 179:2500    180:2455    181:3759    182:3443    183:2024    184:2291   
 185:20855   186:5151    187:4782    188:4231    189:4351    190:9568   
 191:1899    192:11037   193:9049    194:7500    195:5403    196:3671   
 197:2936    198:6068    199:7144    200:8551    201:6447    202:10790  
 203:10596   204:4627    205:3750    206:4516    207:3582    208:4174   
 209:4984    210:4761    211:2613    212:4353    213:3570    214:1111   
 215:44      216:6930    217:3033    218:1386    219:625     220:2059   
 221:1024    222:875     223:2230   

End of report


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