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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jul 12 22:41:29 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 12 Jul, 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:                             1002895
    Prefixes after maximum aggregation (per Origin AS):          368522
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465616
Total ASes present in the Internet Routing Table:                 76186
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65113
Origin ASes announcing only one prefix:                           26073
Transit ASes present in the Internet Routing Table:               11073
Transit-only ASes present in the Internet Routing Table:            552
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1114
    Number of instances of unregistered ASNs:                      1122
Number of 32-bit ASNs allocated by the RIRs:                      44959
Number of 32-bit ASNs visible in the Routing Table:               36828
Prefixes from 32-bit ASNs in the Routing Table:                  199333
Number of bogon 32-bit ASNs visible in the Routing Table:           104
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            617
Number of addresses announced to Internet:                   3029361268
    Equivalent to 180 /8s, 144 /16s and 98 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      341835

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

Prefixes being announced by APNIC Region ASes:                   260413
    Total APNIC prefixes after maximum aggregation:               75024
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          252141
    Unique aggregates announced from the APNIC address blocks:   101632
APNIC Region origin ASes present in the Internet Routing Table:   14295
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4288
APNIC Region transit ASes present in the Internet Routing Table:   1930
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9684
Number of APNIC addresses announced to Internet:              761869472
    Equivalent to 45 /8s, 105 /16s and 52 /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:                    287917
    Total ARIN prefixes after maximum aggregation:               127045
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292185
    Unique aggregates announced from the ARIN address blocks:    134555
ARIN Region origin ASes present in the Internet Routing Table:    19183
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    2030
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4957
Number of ARIN addresses announced to Internet:              1267702594
    Equivalent to 75 /8s, 143 /16s and 155 /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, 393216-402332
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:                    282446
    Total RIPE prefixes after maximum aggregation:               129897
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277541
    Unique aggregates announced from the RIPE address blocks:    165451
RIPE Region origin ASes present in the Internet Routing Table:    28746
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12079
RIPE Region transit ASes present in the Internet Routing Table:    4062
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11943
Number of RIPE addresses announced to Internet:               715239922
    Equivalent to 42 /8s, 161 /16s and 177 /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:                  135507
    Total LACNIC prefixes after maximum aggregation:              29497
    LACNIC Deaggregation factor:                                   4.59
Prefixes being announced from the LACNIC address blocks:         133607
    Unique aggregates announced from the LACNIC address blocks:   50159
LACNIC Region origin ASes present in the Internet Routing Table:  11127
    LACNIC Prefixes per ASN:                                      12.01
LACNIC Region origin ASes announcing only one prefix:              2147
LACNIC Region transit ASes present in the Internet Routing Table:  2490
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:  9024
Number of LACNIC addresses announced to Internet:             177298848
    Equivalent to 10 /8s, 145 /16s and 93 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  35496
    Total AfriNIC prefixes after maximum aggregation:              6337
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46803
    Unique aggregates announced from the AfriNIC address blocks:  13325
AfriNIC Region origin ASes present in the Internet Routing Table:  1858
    AfriNIC Prefixes per ASN:                                     25.19
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       51
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1220
Number of AfriNIC addresses announced to Internet:            106836736
    Equivalent to 6 /8s, 94 /16s and 51 /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        9850       8746      78  CHINAMOBILE-CN China Mobile Communication
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4973       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4215        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3962       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3645       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3238       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2815        856     415  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2480      11523     584  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       10091      11534    3651  AMAZON-02, US
   174        5580       8791     881  COGENT-174, US
 11492        4627        307     563  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3592       1320      78  SHAW, CA
 22773        3434       3035     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3190       1343    2220  AKAMAI-AS, US
  7018        2933      23686    1831  ATT-INTERNET4, US
396982        2756       3594     405  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        9225       1237    1973  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3896       3396     147  AKAMAI-ASN1, NL
  9009        3573        305    1814  M247, RO
 12389        2942       2302     886  ROSTELECOM-AS, RU
 34984        2390        364     570  TELLCOM-AS, TR
  8452        1883       1852      14  TE-AS TE-AS, EG
  8551        1776        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1721        124    1252  CDNEXT, GB

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       12116       3329     606  UNINET, MX
 10620        3521        492     937  Telmex Colombia S.A., CO
 13999        2542        354     681  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1290        771     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1082       2503      53  TIM SA, BR
  6147        1080        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        1633        310      36  Telkom-Internet, ZA
 24863        1605        389      16  LINKdotNET-AS, EG
 24835        1557        593      29  RAYA-AS, EG
 36992        1381       1520     283  ETISALAT-MISR, EG
 29571        1260         80      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         940        521      43  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         554         82       3  KENET-AS, KE
 37054         534        115       8  Telecom-Malagasy, MG

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       12116       3329     606  UNINET, MX
 16509       10091      11534    3651  AMAZON-02, US
  9808        9850       8746      78  CHINAMOBILE-CN China Mobile Communication
 47331        9225       1237    1973  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5580       8791     881  COGENT-174, US
  4538        4973       4192      74  ERX-CERNET-BKB China Education and Resear
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4627        307     563  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        9850         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
 47331        9225         7252  TTNET, TR
 16509       10091         6440  AMAZON-02, US
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4973         4899  ERX-CERNET-BKB China Education and Research Net
   174        5580         4699  COGENT-174, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4215         4192  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  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
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             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
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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      /11:92      /12:295     
/13:579     /14:1194    /15:2125    /16:13360   /17:8403    /18:14196   
/19:25264   /20:45350   /21:54006   /22:114400  /23:107372  /24:609600  
/25:1288    /26:1087    /27:1634    /28:311     /29:523     /30:513     
/31:352     /32:883     

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

   ASN  No of nets  Total ann.  Description
 47331        8327        9225  TTNET, TR
 12479        6798        7712  UNI2-AS, ES
  8151        6163       12116  UNINET, MX
 11492        3537        4627  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3592  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2568        3434  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2508  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2150        3521  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)
----------------------------------------------

   1:2346      2:1682      3:369       4:22        5:4691      6:149    
   7:6         8:1621      9:2        11:172      12:1439     13:358    
  14:2374     15:321      16:219      17:372      18:778      20:399    
  21:4        22:188      23:6961     24:3097     25:2        27:2700   
  29:19       31:2669     32:61       34:66       35:138      36:2370   
  37:4622     38:9419     39:909      40:149      41:4680     42:2007   
  43:2430     44:330      45:18721    46:4618     47:300      49:1973   
  50:1912     51:586      52:1602     54:314      55:904      56:8      
  57:224      58:2225     59:1270     60:1048     61:2878     62:2848   
  63:1918     64:5690     65:2354     66:4778     67:3080     68:1329   
  69:4114     70:1349     71:569      72:2940     74:2634     75:1588   
  76:626      77:2638     78:4208     79:1814     80:2233     81:2196   
  82:1713     83:1402     84:1697     85:4102     86:936      87:2345   
  88:3145     89:4335     90:691      91:8314     92:2362     93:2735   
  94:3843     95:5449     96:1279     97:322      98:1031     99:738    
 100:89      101:1182    102:3977    103:32591   104:4848    105:2106   
 106:1004    107:2491    108:1153    109:4111    110:2141    111:3278   
 112:2075    113:1833    114:1827    115:2163    116:1987    117:2668   
 118:2815    119:2013    120:1815    121:1391    122:2717    123:2333   
 124:1678    125:2873    126:32      128:1497    129:1011    130:1225   
 131:2033    132:928     133:416     134:1739    135:360     136:1132   
 137:1098    138:3187    139:1532    140:1425    141:1381    142:1702   
 143:1692    144:1023    145:365     146:2147    147:2018    148:2563   
 149:2855    150:1046    151:1364    152:2252    153:591     154:7290   
 155:1499    156:2210    157:1913    158:1177    159:2442    160:2919   
 161:1715    162:3575    163:1722    164:1727    165:2174    166:1243   
 167:1842    168:4327    169:823     170:5409    171:1055    172:3913   
 173:3091    174:894     175:1262    176:3594    177:6103    178:3836   
 179:2678    180:2463    181:3872    182:3342    183:1983    184:2277   
 185:21180   186:5486    187:5051    188:4284    189:4555    190:9722   
 191:2076    192:11109   193:9233    194:7588    195:5472    196:3380   
 197:2854    198:6100    199:8026    200:8638    201:6535    202:10758  
 203:10495   204:4642    205:3724    206:4558    207:3670    208:4222   
 209:5130    210:4787    211:2637    212:4465    213:3716    214:1053   
 215:49      216:6847    217:3160    218:1416    219:590     220:2029   
 221:1038    222:858     223:2255   

End of report


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