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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 16 22:41:58 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 16 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:                              988265
    Prefixes after maximum aggregation (per Origin AS):          363081
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457488
Total ASes present in the Internet Routing Table:                 75636
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64833
Origin ASes announcing only one prefix:                           26090
Transit ASes present in the Internet Routing Table:               10803
Transit-only ASes present in the Internet Routing Table:            515
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1254
    Number of instances of unregistered ASNs:                      1264
Number of 32-bit ASNs allocated by the RIRs:                      43661
Number of 32-bit ASNs visible in the Routing Table:               35982
Prefixes from 32-bit ASNs in the Routing Table:                  188819
Number of bogon 32-bit ASNs visible in the Routing Table:           214
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            596
Number of addresses announced to Internet:                   3043464887
    Equivalent to 181 /8s, 103 /16s and 150 /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:      338163

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

Prefixes being announced by APNIC Region ASes:                   258641
    Total APNIC prefixes after maximum aggregation:               73604
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251235
    Unique aggregates announced from the APNIC address blocks:   100265
APNIC Region origin ASes present in the Internet Routing Table:   14055
    APNIC Prefixes per ASN:                                       17.88
APNIC Region origin ASes announcing only one prefix:               4195
APNIC Region transit ASes present in the Internet Routing Table:   1894
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9393
Number of APNIC addresses announced to Internet:              774905760
    Equivalent to 46 /8s, 48 /16s and 31 /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:                    283310
    Total ARIN prefixes after maximum aggregation:               125284
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           287758
    Unique aggregates announced from the ARIN address blocks:    132220
ARIN Region origin ASes present in the Internet Routing Table:    19126
    ARIN Prefixes per ASN:                                        15.05
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    1949
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4855
Number of ARIN addresses announced to Internet:              1269991744
    Equivalent to 75 /8s, 178 /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:                    281283
    Total RIPE prefixes after maximum aggregation:               128410
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275181
    Unique aggregates announced from the RIPE address blocks:    161826
RIPE Region origin ASes present in the Internet Routing Table:    28633
    RIPE Prefixes per ASN:                                         9.61
RIPE Region origin ASes announcing only one prefix:               12073
RIPE Region transit ASes present in the Internet Routing Table:    3987
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11633
Number of RIPE addresses announced to Internet:               713833075
    Equivalent to 42 /8s, 140 /16s and 58 /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:                  129688
    Total LACNIC prefixes after maximum aggregation:              28865
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128557
    Unique aggregates announced from the LACNIC address blocks:   49483
LACNIC Region origin ASes present in the Internet Routing Table:  11062
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2267
LACNIC Region transit ASes present in the Internet Routing Table:  2426
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8916
Number of LACNIC addresses announced to Internet:             178011232
    Equivalent to 10 /8s, 156 /16s and 60 /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:                  34089
    Total AfriNIC prefixes after maximum aggregation:              6137
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         44936
    Unique aggregates announced from the AfriNIC address blocks:  13188
AfriNIC Region origin ASes present in the Internet Routing Table:  1837
    AfriNIC Prefixes per ASN:                                     24.46
AfriNIC Region origin ASes announcing only one prefix:              611
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:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1185
Number of AfriNIC addresses announced to Internet:            106400256
    Equivalent to 6 /8s, 87 /16s and 138 /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        9825       8739      55  CHINAMOBILE-CN China Mobile Communicati
  7545        5673        784     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4989       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4599        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        3488        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3375       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2711        861     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2496      11258     577  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        9628      11226    3389  AMAZON-02, US
   174        4815       6638     669  COGENT-174, US
 11492        4581        304     652  CABLEONE, US
  7155        4184        289      98  VIASAT-SP-BACKBONE, US
 22773        3628       3063     301  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3596       1320      75  SHAW, CA
 16625        3232       1406    2305  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2905       3676    1410  DNIC-ASBLK-00306-00371, US
396982        2756       3639     396  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        9005       1215    2370  TTNET, TR
 12479        7609       1714     147  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3933       3397     151  AKAMAI-ASN1, NL
  9009        3289        285    1594  M247, RO
 12389        2961       2301     902  ROSTELECOM-AS, RU
  8551        2651        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2503        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2442       1852      14  TE-AS TE-AS, EG
 34984        2395        366     584  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       12414       3389     612  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2512        341     649  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1325       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        340     498  Axtel, S.A.B. de C.V., MX
 11664        1135        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        1632        316      43  Telkom-Internet, ZA
 24835        1547        545      28  RAYA-AS, EG
 24863        1524        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1135         73      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         557         82       3  KENET-AS, KE
  6713         551       1861      34  IAM-AS, MA
 15399         531         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       12414       3389     612  UNINET, MX
  9808        9825       8739      55  CHINAMOBILE-CN China Mobile Communicati
 16509        9628      11226    3389  AMAZON-02, US
 47331        9005       1215    2370  TTNET, TR
 12479        7609       1714     147  UNI2-AS, ES
  7545        5673        784     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4989       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4815       6638     669  COGENT-174, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4599        347      25  FPT-AS-AP FPT Telecom Company, VN

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        9825         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7609         7462  UNI2-AS, ES
 47331        9005         6635  TTNET, TR
 16509        9628         6239  AMAZON-02, US
  7545        5673         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4989         4914  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4599         4574  FPT-AS-AP FPT Telecom Company, VN
   174        4815         4146  COGENT-174, US
  7155        4184         4086  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
     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             3356  LEVEL3, 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
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:     57974  AS-PDCS, 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     /14:1207    /15:2136    /16:13528   /17:8455    /18:14186   
/19:25532   /20:45581   /21:54110   /22:114117  /23:106805  /24:596654  
/25:1104    /26:1061    /27:1518    /28:166     /29:245     /30:83      
/31:100     /32:629     

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

   ASN  No of nets  Total ann.  Description
 47331        8114        9005  TTNET, TR
 12479        6725        7609  UNI2-AS, ES
  8151        6398       12414  UNINET, MX
 11492        3495        4581  CABLEONE, US
  6327        3393        3596  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3127        4184  VIASAT-SP-BACKBONE, US
 22773        2662        3628  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2144        2487  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2128        3522  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)
----------------------------------------------

   1:2326      2:1635      3:296       4:9         5:4668      6:164    
   7:6         8:1604      9:2        11:172      12:1470     13:384    
  14:2437     15:311      16:205      17:369      18:732      20:374    
  21:4        22:188      23:6647     24:3108     25:2        27:2643   
  29:19       31:2721     32:64       34:40       35:126      36:2193   
  37:4623     38:8002     39:907      40:142      41:4620     42:2214   
  43:2384     44:337      45:17727    46:4470     47:293      49:1924   
  50:1927     51:575      52:1617     54:336      55:877      56:5      
  57:156      58:2111     59:1227     60:1019     61:2782     62:2832   
  63:1954     64:5722     65:2373     66:5083     67:3130     68:1355   
  69:4144     70:1392     71:587      72:2996     74:2687     75:1590   
  76:633      77:2525     78:4147     79:2496     80:2164     81:2140   
  82:1589     83:1328     84:1657     85:4026     86:886      87:2261   
  88:2992     89:4138     90:677      91:8082     92:2266     93:2656   
  94:3819     95:5306     96:1322     97:314      98:1038     99:744    
 100:119     101:1179    102:3535    103:32985   104:4773    105:2026   
 106:993     107:2789    108:1142    109:4078    110:2182    111:3198   
 112:2094    113:1763    114:1771    115:2092    116:1995    117:2654   
 118:2777    119:2016    120:1816    121:1345    122:2794    123:2264   
 124:1679    125:2863    126:28      128:1569    129:1021    130:1144   
 131:1943    132:940     133:412     134:1710    135:353     136:932    
 137:1055    138:2995    139:1557    140:1372    141:1361    142:1606   
 143:1567    144:1016    145:345     146:2046    147:1712    148:2541   
 149:2552    150:1042    151:1344    152:1996    153:598     154:6000   
 155:1381    156:2139    157:1563    158:1102    159:2226    160:2690   
 161:1659    162:3644    163:1719    164:1703    165:2174    166:1075   
 167:1730    168:4007    169:823     170:4996    171:1030    172:3847   
 173:3059    174:905     175:1258    176:3814    177:5320    178:3679   
 179:2509    180:2460    181:3768    182:3441    183:1992    184:2279   
 185:20967   186:5176    187:4826    188:4223    189:4380    190:9525   
 191:1873    192:11038   193:9063    194:7579    195:5453    196:3692   
 197:2956    198:6077    199:7220    200:8461    201:6402    202:10844  
 203:10580   204:4616    205:3767    206:4540    207:3584    208:4195   
 209:5050    210:4772    211:2616    212:4405    213:3561    214:1118   
 215:44      216:6920    217:3011    218:1388    219:625     220:2058   
 221:1025    222:876     223:2232   

End of report


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