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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 4 22:41:42 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 04 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:                              988753
    Prefixes after maximum aggregation (per Origin AS):          362921
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456801
Total ASes present in the Internet Routing Table:                 75587
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64745
Origin ASes announcing only one prefix:                           26064
Transit ASes present in the Internet Routing Table:               10842
Transit-only ASes present in the Internet Routing Table:            512
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:              1310
    Number of instances of unregistered ASNs:                      1313
Number of 32-bit ASNs allocated by the RIRs:                      43574
Number of 32-bit ASNs visible in the Routing Table:               35916
Prefixes from 32-bit ASNs in the Routing Table:                  188571
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:                   3045700278
    Equivalent to 181 /8s, 137 /16s and 178 /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:      339216

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

Prefixes being announced by APNIC Region ASes:                   258442
    Total APNIC prefixes after maximum aggregation:               73539
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251055
    Unique aggregates announced from the APNIC address blocks:   100157
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:               4187
APNIC Region transit ASes present in the Internet Routing Table:   1907
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:   9365
Number of APNIC addresses announced to Internet:              775063200
    Equivalent to 46 /8s, 50 /16s and 134 /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:                    284240
    Total ARIN prefixes after maximum aggregation:               125323
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288803
    Unique aggregates announced from the ARIN address blocks:    132094
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:                6941
ARIN Region transit ASes present in the Internet Routing Table:    1951
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:    4853
Number of ARIN addresses announced to Internet:              1270550080
    Equivalent to 75 /8s, 187 /16s and 14 /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:                    280925
    Total RIPE prefixes after maximum aggregation:               128274
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           274696
    Unique aggregates announced from the RIPE address blocks:    161354
RIPE Region origin ASes present in the Internet Routing Table:    28612
    RIPE Prefixes per ASN:                                         9.60
RIPE Region origin ASes announcing only one prefix:               12071
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:   11601
Number of RIPE addresses announced to Internet:               714487922
    Equivalent to 42 /8s, 150 /16s and 56 /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:                  129858
    Total LACNIC prefixes after maximum aggregation:              28813
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128784
    Unique aggregates announced from the LACNIC address blocks:   49588
LACNIC Region origin ASes present in the Internet Routing Table:  11066
    LACNIC Prefixes per ASN:                                      11.64
LACNIC Region origin ASes announcing only one prefix:              2256
LACNIC Region transit ASes present in the Internet Routing Table:  2435
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:  8920
Number of LACNIC addresses announced to Internet:             178017376
    Equivalent to 10 /8s, 156 /16s and 84 /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:                  33978
    Total AfriNIC prefixes after maximum aggregation:              6176
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         44832
    Unique aggregates announced from the AfriNIC address blocks:  13119
AfriNIC Region origin ASes present in the Internet Routing Table:  1832
    AfriNIC Prefixes per ASN:                                     24.47
AfriNIC Region origin ASes announcing only one prefix:              609
AfriNIC Region transit ASes present in the Internet Routing Table:  348
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1177
Number of AfriNIC addresses announced to Internet:            107268864
    Equivalent to 6 /8s, 100 /16s and 203 /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        9830       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5678        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5027       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4570        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        3480        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        9603      11232    3390  AMAZON-02, US
 22773        5016       3081     304  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4633       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        2908       3720    1406  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        3285        286    1591  M247, RO
 12389        2977       2301     906  ROSTELECOM-AS, RU
  8551        2705        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2506        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2437       1852      14  TE-AS TE-AS, EG
 34984        2388        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       12402       3386     623  UNINET, MX
 10620        3520        496     895  Telmex Colombia S.A., CO
 13999        2500        337     644  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        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1207        340     496  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        1087        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        1529        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         550         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       12402       3386     623  UNINET, MX
  9808        9830       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9603      11232    3390  AMAZON-02, US
 47331        8918       1208    2529  TTNET, TR
 12479        7572       1698     149  UNI2-AS, ES
  7545        5678        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5027       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5016       3081     304  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   174        4633       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        9830         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7572         7423  UNI2-AS, ES
 47331        8918         6389  TTNET, TR
 16509        9603         6213  AMAZON-02, US
  7545        5678         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5027         4952  ERX-CERNET-BKB China Education and Research Net
 22773        5016         4712  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4570         4545  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    /16:13547   /17:8455    /18:14194   
/19:25550   /20:45626   /21:54199   /22:114410  /23:107437  /24:595989  
/25:1115    /26:1080    /27:1519    /28:167     /29:246     /30:82      
/31:93      /32:641     

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        6366       12402  UNINET, MX
 22773        4045        5016  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        2181        2705  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      3:293       4:8         5:4646      6:163    
   7:6         8:1612      9:1        11:172      12:1484     13:376    
  14:2429     15:311      16:203      17:369      18:725      20:365    
  21:4        22:188      23:6639     24:3173     25:2        27:2639   
  29:19       31:2732     32:72       34:37       35:126      36:2184   
  37:4624     38:7838     39:906      40:151      41:4637     42:2217   
  43:2386     44:333      45:17682    46:4417     47:292      49:1915   
  50:1919     51:576      52:1625     54:359      55:885      56:5      
  57:149      58:2104     59:1226     60:1020     61:2792     62:2871   
  63:1959     64:5717     65:2382     66:5074     67:3126     68:1588   
  69:4131     70:1513     71:586      72:3062     74:2698     75:1590   
  76:633      77:2485     78:4146     79:2543     80:2167     81:2132   
  82:1583     83:1325     84:1656     85:3999     86:880      87:2257   
  88:2973     89:4092     90:669      91:8093     92:2271     93:2653   
  94:3791     95:5282     96:1324     97:319      98:1090     99:744    
 100:124     101:1183    102:3518    103:32939   104:4802    105:2021   
 106:990     107:2780    108:1143    109:4068    110:2182    111:3195   
 112:2095    113:1750    114:1767    115:2092    116:1985    117:2653   
 118:2780    119:2019    120:1814    121:1344    122:2782    123:2259   
 124:1637    125:2853    126:28      128:1560    129:1021    130:1128   
 131:1915    132:940     133:410     134:1715    135:351     136:928    
 137:1049    138:2977    139:1564    140:1322    141:1345    142:1597   
 143:1599    144:1020    145:344     146:2034    147:1707    148:2528   
 149:2588    150:1040    151:1339    152:1989    153:598     154:5944   
 155:1379    156:2139    157:1515    158:1100    159:2215    160:2693   
 161:1651    162:3643    163:1707    164:1700    165:2169    166:1076   
 167:1730    168:4001    169:824     170:4961    171:1016    172:3827   
 173:3049    174:934     175:1258    176:3797    177:5382    178:3662   
 179:2497    180:2455    181:3761    182:3443    183:2024    184:2287   
 185:20868   186:5159    187:4801    188:4229    189:4339    190:9563   
 191:1901    192:11038   193:9049    194:7498    195:5407    196:3673   
 197:2934    198:6067    199:7147    200:8546    201:6452    202:10797  
 203:10598   204:4633    205:3751    206:4530    207:3582    208:4172   
 209:4984    210:4764    211:2612    212:4362    213:3570    214:1110   
 215:44      216:6916    217:3033    218:1386    219:625     220:2059   
 221:1024    222:875     223:2230   

End of report


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