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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Feb 6 22:41:40 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 06 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:                              989031
    Prefixes after maximum aggregation (per Origin AS):          363178
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457360
Total ASes present in the Internet Routing Table:                 75594
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64764
Origin ASes announcing only one prefix:                           26051
Transit ASes present in the Internet Routing Table:               10830
Transit-only ASes present in the Internet Routing Table:            519
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:              1298
    Number of instances of unregistered ASNs:                      1301
Number of 32-bit ASNs allocated by the RIRs:                      43576
Number of 32-bit ASNs visible in the Routing Table:               35924
Prefixes from 32-bit ASNs in the Routing Table:                  188676
Number of bogon 32-bit ASNs visible in the Routing Table:           197
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            583
Number of addresses announced to Internet:                   3044744119
    Equivalent to 181 /8s, 123 /16s and 27 /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:      339213

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

Prefixes being announced by APNIC Region ASes:                   258575
    Total APNIC prefixes after maximum aggregation:               73584
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251201
    Unique aggregates announced from the APNIC address blocks:   100209
APNIC Region origin ASes present in the Internet Routing Table:   14028
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4189
APNIC Region transit ASes present in the Internet Routing Table:   1899
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:   9368
Number of APNIC addresses announced to Internet:              775010464
    Equivalent to 46 /8s, 49 /16s and 184 /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:                    284414
    Total ARIN prefixes after maximum aggregation:               125406
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288922
    Unique aggregates announced from the ARIN address blocks:    132284
ARIN Region origin ASes present in the Internet Routing Table:    19125
    ARIN Prefixes per ASN:                                        15.11
ARIN Region origin ASes announcing only one prefix:                6935
ARIN Region transit ASes present in the Internet Routing Table:    1953
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:              1270427968
    Equivalent to 75 /8s, 185 /16s and 49 /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:                    281053
    Total RIPE prefixes after maximum aggregation:               128401
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           274847
    Unique aggregates announced from the RIPE address blocks:    161484
RIPE Region origin ASes present in the Internet Routing Table:    28619
    RIPE Prefixes per ASN:                                         9.60
RIPE Region origin ASes announcing only one prefix:               12078
RIPE Region transit ASes present in the Internet Routing Table:    4002
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:   11611
Number of RIPE addresses announced to Internet:               713688947
    Equivalent to 42 /8s, 138 /16s and 7 /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:                  129620
    Total LACNIC prefixes after maximum aggregation:              28833
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128550
    Unique aggregates announced from the LACNIC address blocks:   49584
LACNIC Region origin ASes present in the Internet Routing Table:  11059
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2245
LACNIC Region transit ASes present in the Internet Routing Table:  2440
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:  8915
Number of LACNIC addresses announced to Internet:             177955680
    Equivalent to 10 /8s, 155 /16s and 99 /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:                  34071
    Total AfriNIC prefixes after maximum aggregation:              6164
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         44926
    Unique aggregates announced from the AfriNIC address blocks:  13308
AfriNIC Region origin ASes present in the Internet Routing Table:  1830
    AfriNIC Prefixes per ASN:                                     24.55
AfriNIC Region origin ASes announcing only one prefix:              604
AfriNIC Region transit ASes present in the Internet Routing Table:  341
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: 1172
Number of AfriNIC addresses announced to Internet:            107347712
    Equivalent to 6 /8s, 101 /16s and 255 /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        9828       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5678        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5026       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4602        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3480        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3374       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2696        859     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        9625      11223    3384  AMAZON-02, US
 22773        5013       3080     303  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4626       6637     663  COGENT-174, US
 11492        4579        304     655  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
  6327        3593       1320      74  SHAW, CA
 16625        3258       1427    2324  AKAMAI-AS, US
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2947       3729    1432  DNIC-ASBLK-00306-00371, US
396982        2755       3639     394  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        7585       1698     149  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3958       3397     157  AKAMAI-ASN1, NL
  9009        3288        286    1594  M247, RO
 12389        2973       2302     907  ROSTELECOM-AS, RU
  8551        2701        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       12386       3386     626  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        1325       2319     235  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1237        340     498  Axtel, S.A.B. de C.V., MX
 11664        1130        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        1527        389      16  LINKdotNET-AS, EG
 36992        1364       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1113         71      54  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         560         82       3  KENET-AS, KE
  6713         552       1861      34  IAM-AS, MA
 15399         524         55      52  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       12386       3386     626  UNINET, MX
  9808        9828       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9625      11223    3384  AMAZON-02, US
 47331        8918       1208    2529  TTNET, TR
 12479        7585       1698     149  UNI2-AS, ES
  7545        5678        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5026       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5013       3080     303  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   174        4626       6637     663  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        9828         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7585         7436  UNI2-AS, ES
 47331        8918         6389  TTNET, TR
 16509        9625         6241  AMAZON-02, US
  7545        5678         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5026         4951  ERX-CERNET-BKB China Education and Research Net
 22773        5013         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4602         4577  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
23.171.8.0/24        Origin:     11117  BITABYTE, US
23.171.8.0/24       Transit:     21738  ROZINT, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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     /14:1210    /15:2140    /16:13539   /17:8449    /18:14192   
/19:25548   /20:45610   /21:54181   /22:114405  /23:107447  /24:596337  
/25:1107    /26:1071    /27:1521    /28:167     /29:246     /30:82      
/31:93      /32:638     

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

   ASN  No of nets  Total ann.  Description
 47331        8025        8918  TTNET, TR
 12479        6702        7585  UNI2-AS, ES
  8151        6355       12386  UNINET, MX
 22773        4043        5013  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        2177        2701  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2137        2480  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2344      2:1624      3:296       4:8         5:4649      6:164    
   7:6         8:1613      9:1        11:172      12:1485     13:378    
  14:2431     15:311      16:203      17:368      18:728      20:365    
  21:4        22:188      23:6641     24:3167     25:2        27:2639   
  29:19       31:2731     32:72       34:37       35:126      36:2187   
  37:4621     38:7844     39:906      40:152      41:4656     42:2226   
  43:2383     44:331      45:17711    46:4444     47:292      49:1915   
  50:1922     51:576      52:1627     54:339      55:881      56:5      
  57:154      58:2111     59:1226     60:1020     61:2792     62:2872   
  63:1960     64:5729     65:2380     66:5070     67:3127     68:1591   
  69:4136     70:1517     71:588      72:3056     74:2700     75:1590   
  76:633      77:2485     78:4144     79:2545     80:2171     81:2134   
  82:1582     83:1321     84:1642     85:4007     86:880      87:2253   
  88:2973     89:4119     90:668      91:8074     92:2278     93:2652   
  94:3810     95:5291     96:1323     97:315      98:1089     99:744    
 100:124     101:1179    102:3513    103:33003   104:4805    105:2026   
 106:992     107:2783    108:1143    109:4064    110:2182    111:3193   
 112:2095    113:1760    114:1769    115:2091    116:1995    117:2653   
 118:2782    119:2020    120:1815    121:1344    122:2785    123:2260   
 124:1637    125:2852    126:28      128:1565    129:1022    130:1127   
 131:1919    132:941     133:411     134:1716    135:353     136:926    
 137:1051    138:2977    139:1556    140:1334    141:1346    142:1600   
 143:1601    144:1022    145:343     146:2040    147:1711    148:2540   
 149:2585    150:1040    151:1340    152:1991    153:598     154:5982   
 155:1386    156:2141    157:1520    158:1106    159:2216    160:2692   
 161:1651    162:3643    163:1714    164:1702    165:2174    166:1077   
 167:1729    168:3979    169:831     170:4993    171:1016    172:3826   
 173:3057    174:934     175:1257    176:3800    177:5340    178:3661   
 179:2496    180:2458    181:3759    182:3440    183:2024    184:2294   
 185:20870   186:5141    187:4831    188:4233    189:4325    190:9569   
 191:1887    192:11042   193:9059    194:7540    195:5434    196:3677   
 197:2948    198:6070    199:7170    200:8463    201:6420    202:10801  
 203:10596   204:4627    205:3756    206:4515    207:3585    208:4171   
 209:4987    210:4769    211:2614    212:4374    213:3564    214:1111   
 215:44      216:6922    217:3032    218:1387    219:625     220:2059   
 221:1024    222:875     223:2232   

End of report


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