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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Feb 26 22:41:47 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 26 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:                              988337
    Prefixes after maximum aggregation (per Origin AS):          363163
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457770
Total ASes present in the Internet Routing Table:                 75703
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64852
Origin ASes announcing only one prefix:                           26108
Transit ASes present in the Internet Routing Table:               10851
Transit-only ASes present in the Internet Routing Table:            521
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:              1267
    Number of instances of unregistered ASNs:                      1270
Number of 32-bit ASNs allocated by the RIRs:                      43713
Number of 32-bit ASNs visible in the Routing Table:               36069
Prefixes from 32-bit ASNs in the Routing Table:                  189351
Number of bogon 32-bit ASNs visible in the Routing Table:           196
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            606
Number of addresses announced to Internet:                   3042930355
    Equivalent to 181 /8s, 95 /16s and 110 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      337977

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

Prefixes being announced by APNIC Region ASes:                   258321
    Total APNIC prefixes after maximum aggregation:               73786
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          250975
    Unique aggregates announced from the APNIC address blocks:   100294
APNIC Region origin ASes present in the Internet Routing Table:   14064
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4195
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9419
Number of APNIC addresses announced to Internet:              775079840
    Equivalent to 46 /8s, 50 /16s and 199 /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:                    283398
    Total ARIN prefixes after maximum aggregation:               125103
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           287803
    Unique aggregates announced from the ARIN address blocks:    132258
ARIN Region origin ASes present in the Internet Routing Table:    19134
    ARIN Prefixes per ASN:                                        15.04
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4858
Number of ARIN addresses announced to Internet:              1270647104
    Equivalent to 75 /8s, 188 /16s and 137 /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:                    281513
    Total RIPE prefixes after maximum aggregation:               128435
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275473
    Unique aggregates announced from the RIPE address blocks:    162011
RIPE Region origin ASes present in the Internet Routing Table:    28650
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12101
RIPE Region transit ASes present in the Internet Routing Table:    4000
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11671
Number of RIPE addresses announced to Internet:               712746355
    Equivalent to 42 /8s, 123 /16s and 165 /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:                  129920
    Total LACNIC prefixes after maximum aggregation:              28918
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128767
    Unique aggregates announced from the LACNIC address blocks:   49459
LACNIC Region origin ASes present in the Internet Routing Table:  11078
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2263
LACNIC Region transit ASes present in the Internet Routing Table:  2443
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:  8932
Number of LACNIC addresses announced to Internet:             177780064
    Equivalent to 10 /8s, 152 /16s and 181 /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:                  33918
    Total AfriNIC prefixes after maximum aggregation:              6134
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         44712
    Unique aggregates announced from the AfriNIC address blocks:  13234
AfriNIC Region origin ASes present in the Internet Routing Table:  1841
    AfriNIC Prefixes per ASN:                                     24.29
AfriNIC Region origin ASes announcing only one prefix:              610
AfriNIC Region transit ASes present in the Internet Routing Table:  354
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       43
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1189
Number of AfriNIC addresses announced to Internet:            106350336
    Equivalent to 6 /8s, 86 /16s and 199 /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      57  CHINAMOBILE-CN China Mobile Communicati
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4556        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3881       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3510        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3291       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2740        860     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2499      11258     576  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        9658      11246    3336  AMAZON-02, US
 22773        5013       3078     302  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4812       6642     672  COGENT-174, US
 11492        4581        304     644  CABLEONE, US
  7155        4186        289      98  VIASAT-SP-BACKBONE, US
  6327        3596       1320      75  SHAW, CA
 16625        3243       1412    2308  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2893       3646    1406  DNIC-ASBLK-00306-00371, US
396982        2758       3639     397  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        8996       1210    2370  TTNET, TR
 12479        7610       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3937       3396     151  AKAMAI-ASN1, NL
  9009        3272        284    1588  M247, RO
 12389        2989       2304     907  ROSTELECOM-AS, RU
  8551        2652        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2506        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2449       1852      14  TE-AS TE-AS, EG
 34984        2397        366     585  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       12507       3373     611  UNINET, MX
 10620        3523        496     891  Telmex Colombia S.A., CO
 13999        2522        342     644  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1330       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1310        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        349     490  Axtel, S.A.B. de C.V., MX
 11664        1144        179     419  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        1629        315      40  Telkom-Internet, ZA
 24835        1550        545      28  RAYA-AS, EG
 36992        1362       1519     281  ETISALAT-MISR, EG
 24863        1340        389      16  LINKdotNET-AS, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1152         74      63  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         561         82       3  KENET-AS, KE
  6713         554       1861      34  IAM-AS, MA
 15399         524         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       12507       3373     611  UNINET, MX
  9808        9830       8740      57  CHINAMOBILE-CN China Mobile Communicati
 16509        9658      11246    3336  AMAZON-02, US
 47331        8996       1210    2370  TTNET, TR
 12479        7610       1714     147  UNI2-AS, ES
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5013       3078     302  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4812       6642     672  COGENT-174, US
 39891        4758        286      60  ALJAWWALSTC-AS, SA

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         9773  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7610         7463  UNI2-AS, ES
 47331        8996         6626  TTNET, TR
 16509        9658         6322  AMAZON-02, US
  7545        5655         4981  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5019         4944  ERX-CERNET-BKB China Education and Research Net
 22773        5013         4711  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4556         4531  FPT-AS-AP FPT Telecom Company, VN
   174        4812         4140  COGENT-174, 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
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
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
100.66.9.0/24             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
27.0.192.0/24        Origin:    136800  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      3491  BTN-ASN, 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      /12:301     
/13:579     /14:1207    /15:2135    /16:13527   /17:8463    /18:14197   
/19:25451   /20:45520   /21:53800   /22:113989  /23:106674  /24:597432  
/25:1104    /26:1057    /27:1510    /28:162     /29:251     /30:85      
/31:102     /32:625     

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

   ASN  No of nets  Total ann.  Description
 47331        8114        8996  TTNET, TR
 12479        6725        7610  UNI2-AS, ES
  8151        6455       12507  UNINET, MX
 22773        4045        5013  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4581  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3596  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2151        2494  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2129        3523  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)
----------------------------------------------

   1:2321      2:1614      3:300       4:22        5:4653      6:161    
   7:6         8:1630      9:2        11:172      12:1472     13:390    
  14:2443     15:313      16:208      17:372      18:735      20:374    
  21:4        22:188      23:6660     24:3159     25:2        27:2646   
  29:19       31:2734     32:61       34:42       35:126      36:2207   
  37:4641     38:8086     39:899      40:141      41:4616     42:2188   
  43:2381     44:333      45:17690    46:4468     47:293      49:1935   
  50:1931     51:581      52:1616     54:312      55:882      56:5      
  57:159      58:2113     59:1201     60:1020     61:2766     62:2829   
  63:1946     64:5722     65:2372     66:4852     67:3126     68:1607   
  69:4097     70:1518     71:583      72:3031     74:2628     75:1591   
  76:635      77:2539     78:4143     79:2503     80:2171     81:2161   
  82:1573     83:1324     84:1665     85:4033     86:943      87:2258   
  88:2995     89:4149     90:678      91:8091     92:2275     93:2659   
  94:3829     95:5320     96:1320     97:313      98:1091     99:745    
 100:121     101:1184    102:3554    103:32927   104:4786    105:2028   
 106:1005    107:2785    108:1131    109:4075    110:2174    111:3196   
 112:2089    113:1781    114:1784    115:2094    116:1984    117:2661   
 118:2786    119:2022    120:1816    121:1359    122:2819    123:2267   
 124:1639    125:2883    126:28      128:1582    129:1021    130:1139   
 131:1920    132:938     133:412     134:1717    135:354     136:935    
 137:1058    138:2995    139:1563    140:1378    141:1358    142:1607   
 143:1568    144:1010    145:345     146:2052    147:1714    148:2541   
 149:2592    150:1037    151:1339    152:2001    153:595     154:6027   
 155:1388    156:2133    157:1595    158:1105    159:2241    160:2701   
 161:1659    162:3638    163:1728    164:1698    165:2175    166:1075   
 167:1729    168:4124    169:825     170:4987    171:1035    172:3858   
 173:3066    174:928     175:1258    176:3818    177:5254    178:3701   
 179:2500    180:2472    181:3747    182:3421    183:2033    184:2278   
 185:20984   186:5181    187:4821    188:4248    189:4387    190:9524   
 191:1877    192:11039   193:9076    194:7590    195:5451    196:3683   
 197:2955    198:6074    199:7294    200:8463    201:6417    202:10794  
 203:10572   204:4630    205:3779    206:4579    207:3598    208:4216   
 209:5058    210:4776    211:2602    212:4404    213:3562    214:1116   
 215:44      216:6833    217:3060    218:1387    219:606     220:2057   
 221:1025    222:879     223:2237   

End of report


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