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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 21 22:41:56 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 21 Jan, 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:                              985506
    Prefixes after maximum aggregation (per Origin AS):          362568
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456111
Total ASes present in the Internet Routing Table:                 75524
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64573
Origin ASes announcing only one prefix:                           26043
Transit ASes present in the Internet Routing Table:               10951
Transit-only ASes present in the Internet Routing Table:            511
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1314
    Number of instances of unregistered ASNs:                      1321
Number of 32-bit ASNs allocated by the RIRs:                      43438
Number of 32-bit ASNs visible in the Routing Table:               35830
Prefixes from 32-bit ASNs in the Routing Table:                  187750
Number of bogon 32-bit ASNs visible in the Routing Table:           195
Special use prefixes present in the Routing Table:                   35
Prefixes being announced from unallocated address space:            565
Number of addresses announced to Internet:                   3049353254
    Equivalent to 181 /8s, 193 /16s and 112 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      337316

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

Prefixes being announced by APNIC Region ASes:                   257874
    Total APNIC prefixes after maximum aggregation:               73343
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250633
    Unique aggregates announced from the APNIC address blocks:   100008
APNIC Region origin ASes present in the Internet Routing Table:   14000
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4184
APNIC Region transit ASes present in the Internet Routing Table:   1913
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9330
Number of APNIC addresses announced to Internet:              775297952
    Equivalent to 46 /8s, 54 /16s and 27 /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:                    281867
    Total ARIN prefixes after maximum aggregation:               125440
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           286356
    Unique aggregates announced from the ARIN address blocks:    132021
ARIN Region origin ASes present in the Internet Routing Table:    19100
    ARIN Prefixes per ASN:                                        14.99
ARIN Region origin ASes announcing only one prefix:                6923
ARIN Region transit ASes present in the Internet Routing Table:    1984
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4837
Number of ARIN addresses announced to Internet:              1272817728
    Equivalent to 75 /8s, 221 /16s and 168 /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:                    280920
    Total RIPE prefixes after maximum aggregation:               128105
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           274633
    Unique aggregates announced from the RIPE address blocks:    161291
RIPE Region origin ASes present in the Internet Routing Table:    28613
    RIPE Prefixes per ASN:                                         9.60
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    4026
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11591
Number of RIPE addresses announced to Internet:               714818274
    Equivalent to 42 /8s, 155 /16s and 66 /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:                  129312
    Total LACNIC prefixes after maximum aggregation:              28778
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128317
    Unique aggregates announced from the LACNIC address blocks:   49474
LACNIC Region origin ASes present in the Internet Routing Table:  11056
    LACNIC Prefixes per ASN:                                      11.61
LACNIC Region origin ASes announcing only one prefix:              2244
LACNIC Region transit ASes present in the Internet Routing Table:  2444
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8909
Number of LACNIC addresses announced to Internet:             178132576
    Equivalent to 10 /8s, 158 /16s and 22 /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:                  34219
    Total AfriNIC prefixes after maximum aggregation:              6102
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         45000
    Unique aggregates announced from the AfriNIC address blocks:  12838
AfriNIC Region origin ASes present in the Internet Routing Table:  1822
    AfriNIC Prefixes per ASN:                                     24.70
AfriNIC Region origin ASes announcing only one prefix:              601
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1163
Number of AfriNIC addresses announced to Internet:            107977984
    Equivalent to 6 /8s, 111 /16s and 157 /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        9799       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5679        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4578        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3861       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3446        499     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3364       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2682        859     361  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2489      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        9471      11230    3397  AMAZON-02, US
 11492        4567        303     671  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4110       6636     656  COGENT-174, US
  6327        3569       1319      69  SHAW, CA
 22773        3528       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3286       1434    2348  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2965       3830    1422  DNIC-ASBLK-00306-00371, US
396982        2747       3639     390  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        8898       1207    2580  TTNET, TR
 12479        7559       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4062       3397     157  AKAMAI-ASN1, NL
  9009        3340        289    1599  M247, RO
 12389        2986       2302     913  ROSTELECOM-AS, RU
  8551        2817        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2504        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2438       1852      14  TE-AS TE-AS, EG
 34984        2374        362     592  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       12342       3380     617  UNINET, MX
 10620        3527        497     884  Telmex Colombia S.A., CO
 13999        2494        338     637  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1344       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1233        340     498  Axtel, S.A.B. de C.V., MX
 11664        1117        178     423  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        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1530        389      16  LINKdotNET-AS, EG
 36992        1365       1518     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1089         70      52  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 15399         539         56      54  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       12342       3380     617  UNINET, MX
  9808        9799       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9471      11230    3397  AMAZON-02, US
 47331        8898       1207    2580  TTNET, TR
 12479        7559       1714     146  UNI2-AS, ES
  7545        5679        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4578        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4567        303     671  CABLEONE, 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        9799         9743  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7559         7413  UNI2-AS, ES
 47331        8898         6318  TTNET, TR
 16509        9471         6074  AMAZON-02, US
  7545        5679         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014         4939  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4578         4553  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4062         3905  AKAMAI-ASN1, NL

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
     19589  UNALLOCATED  8.19.242.0/24            23314  ORLANDOTELCO, US
     19589  UNALLOCATED  8.19.248.0/24            23314  ORLANDOTELCO, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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
23.176.160.0/24      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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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      /11:99      /12:302     
/13:581     /14:1212    /15:2145    /16:13603   /17:8483    /18:14202   
/19:25607   /20:45621   /21:54144   /22:114221  /23:106356  /24:593994  
/25:1102    /26:1071    /27:1503    /28:154     /29:238     /30:80      
/31:83      /32:637     

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

   ASN  No of nets  Total ann.  Description
 47331        8004        8898  TTNET, TR
 12479        6644        7559  UNI2-AS, ES
  8151        6314       12342  UNINET, MX
 11492        3481        4567  CABLEONE, US
  6327        3374        3569  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2560        3528  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2293        2817  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2130        3527  Telmex Colombia S.A., CO

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

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

   1:2330      2:1641      3:284       4:8         5:4636      6:163    
   7:6         8:1608      9:1        11:172      12:1487     13:375    
  14:2433     15:310      16:203      17:370      18:709      20:366    
  21:4        22:188      23:6658     24:3096     25:2        27:2603   
  29:19       31:2719     32:72       34:37       35:124      36:2170   
  37:4635     38:7117     39:895      40:149      41:4739     42:2223   
  43:2384     44:332      45:17641    46:4432     47:292      49:1915   
  50:1913     51:578      52:1625     54:362      55:861      56:5      
  57:143      58:2023     59:1227     60:1018     61:2767     62:2863   
  63:1945     64:5721     65:2383     66:5075     67:3123     68:1356   
  69:4135     70:1369     71:588      72:3001     74:2686     75:1588   
  76:626      77:2470     78:4132     79:2620     80:2162     81:2142   
  82:1591     83:1341     84:1653     85:3960     86:877      87:2253   
  88:2971     89:4109     90:660      91:8071     92:2264     93:2665   
  94:3777     95:5262     96:1323     97:320      98:1023     99:746    
 100:126     101:1189    102:3504    103:32967   104:4809    105:2028   
 106:986     107:2769    108:1132    109:4100    110:2171    111:3177   
 112:2121    113:1749    114:1764    115:2099    116:1993    117:2646   
 118:2788    119:2024    120:1810    121:1344    122:2786    123:2246   
 124:1632    125:2848    126:28      128:1576    129:1006    130:1110   
 131:2036    132:940     133:410     134:1718    135:350     136:928    
 137:1018    138:2975    139:1584    140:1313    141:1359    142:1584   
 143:1615    144:1013    145:340     146:2023    147:1679    148:2532   
 149:2508    150:1035    151:1328    152:1981    153:598     154:5929   
 155:1383    156:2136    157:1447    158:1099    159:2222    160:2691   
 161:1652    162:3643    163:1692    164:1695    165:2158    166:1085   
 167:1725    168:4010    169:820     170:4949    171:1016    172:3795   
 173:3048    174:902     175:1257    176:3788    177:5390    178:3661   
 179:2470    180:2463    181:3756    182:3436    183:2042    184:2290   
 185:20875   186:5150    187:4787    188:4224    189:4320    190:9567   
 191:1935    192:11072   193:9038    194:7524    195:5400    196:3702   
 197:2912    198:6061    199:7073    200:8493    201:6419    202:10798  
 203:10532   204:4654    205:3733    206:4517    207:3581    208:4171   
 209:4998    210:4741    211:2611    212:4332    213:3550    214:1109   
 215:44      216:6915    217:3030    218:1365    219:615     220:2055   
 221:1026    222:870     223:2229   

End of report


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