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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 11 22:41:19 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 11 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:                             1002865
    Prefixes after maximum aggregation (per Origin AS):          368474
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465678
Total ASes present in the Internet Routing Table:                 76170
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65087
Origin ASes announcing only one prefix:                           26072
Transit ASes present in the Internet Routing Table:               11083
Transit-only ASes present in the Internet Routing Table:            549
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:                                      60
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1104
    Number of instances of unregistered ASNs:                      1113
Number of 32-bit ASNs allocated by the RIRs:                      44986
Number of 32-bit ASNs visible in the Routing Table:               36816
Prefixes from 32-bit ASNs in the Routing Table:                  199144
Number of bogon 32-bit ASNs visible in the Routing Table:           105
Special use prefixes present in the Routing Table:                   18
Prefixes being announced from unallocated address space:            606
Number of addresses announced to Internet:                   3029472116
    Equivalent to 180 /8s, 146 /16s and 19 /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:      341707

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

Prefixes being announced by APNIC Region ASes:                   260334
    Total APNIC prefixes after maximum aggregation:               75001
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          252086
    Unique aggregates announced from the APNIC address blocks:   101565
APNIC Region origin ASes present in the Internet Routing Table:   14284
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4280
APNIC Region transit ASes present in the Internet Routing Table:   1932
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9674
Number of APNIC addresses announced to Internet:              762084512
    Equivalent to 45 /8s, 108 /16s and 124 /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:                    287737
    Total ARIN prefixes after maximum aggregation:               127021
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291961
    Unique aggregates announced from the ARIN address blocks:    134485
ARIN Region origin ASes present in the Internet Routing Table:    19183
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    2031
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:    4958
Number of ARIN addresses announced to Internet:              1267611970
    Equivalent to 75 /8s, 142 /16s and 57 /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:                    282580
    Total RIPE prefixes after maximum aggregation:               129889
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           277439
    Unique aggregates announced from the RIPE address blocks:    165406
RIPE Region origin ASes present in the Internet Routing Table:    28745
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    4068
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:   11938
Number of RIPE addresses announced to Internet:               715186162
    Equivalent to 42 /8s, 160 /16s and 223 /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:                  135622
    Total LACNIC prefixes after maximum aggregation:              29513
    LACNIC Deaggregation factor:                                   4.60
Prefixes being announced from the LACNIC address blocks:         133738
    Unique aggregates announced from the LACNIC address blocks:   50155
LACNIC Region origin ASes present in the Internet Routing Table:  11129
    LACNIC Prefixes per ASN:                                      12.02
LACNIC Region origin ASes announcing only one prefix:              2148
LACNIC Region transit ASes present in the Internet Routing Table:  2488
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9024
Number of LACNIC addresses announced to Internet:             177299872
    Equivalent to 10 /8s, 145 /16s and 97 /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:                  35486
    Total AfriNIC prefixes after maximum aggregation:              6334
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         47034
    Unique aggregates announced from the AfriNIC address blocks:  13584
AfriNIC Region origin ASes present in the Internet Routing Table:  1861
    AfriNIC Prefixes per ASN:                                     25.27
AfriNIC Region origin ASes announcing only one prefix:              619
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1222
Number of AfriNIC addresses announced to Internet:            106912000
    Equivalent to 6 /8s, 95 /16s and 89 /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        9851       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4972       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4211        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        3257       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2824        862     401  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       10090      11532    3667  AMAZON-02, US
   174        5577       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        3431       3035     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3192       1346    2221  AKAMAI-AS, US
  7018        2937      23687    1834  ATT-INTERNET4, US
396982        2768       3611     416  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        9235       1238    1960  TTNET, TR
 12479        7706       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3897       3396     147  AKAMAI-ASN1, NL
  9009        3569        305    1812  M247, RO
 12389        2944       2303     887  ROSTELECOM-AS, RU
 34984        2390        364     570  TELLCOM-AS, TR
  8452        1883       1852      14  TE-AS TE-AS, EG
  8551        1774        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1719        124    1250  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       12121       3327     608  UNINET, MX
 10620        3521        492     937  Telmex Colombia S.A., CO
 13999        2543        354     681  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad y
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1119         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1081       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        1570        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         941        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         556         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       12121       3327     608  UNINET, MX
 16509       10090      11532    3667  AMAZON-02, US
  9808        9851       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9235       1238    1960  TTNET, TR
 12479        7706       1708     145  UNI2-AS, ES
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5577       8791     881  COGENT-174, US
  4538        4972       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        9851         9772  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7706         7561  UNI2-AS, ES
 47331        9235         7275  TTNET, TR
 16509       10090         6423  AMAZON-02, US
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4972         4898  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5577         4696  COGENT-174, US
 18403        4211         4188  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
100.70.8.0/24               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
100.70.30.0/24              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
23.141.0.0/24        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
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      /11:92      /12:295     
/13:579     /14:1194    /15:2125    /16:13362   /17:8398    /18:14195   
/19:25260   /20:45327   /21:53951   /22:114373  /23:107323  /24:609727  
/25:1289    /26:1087    /27:1634    /28:311     /29:523     /30:513     
/31:353     /32:886     

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

   ASN  No of nets  Total ann.  Description
 47331        8337        9235  TTNET, TR
 12479        6792        7706  UNI2-AS, ES
  8151        6176       12121  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        2565        3431  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)
----------------------------------------------

   1:2344      2:1679      3:369       4:22        5:4680      6:149    
   7:6         8:1611      9:2        11:172      12:1438     13:359    
  14:2393     15:322      16:219      17:372      18:774      20:399    
  21:4        22:188      23:6958     24:3089     25:2        27:2702   
  29:19       31:2669     32:61       34:66       35:138      36:2370   
  37:4618     38:9412     39:909      40:149      41:4669     42:1999   
  43:2432     44:329      45:18718    46:4604     47:300      49:1982   
  50:1910     51:585      52:1604     54:318      55:922      56:8      
  57:224      58:2221     59:1270     60:1048     61:2876     62:2860   
  63:1911     64:5685     65:2357     66:4777     67:3065     68:1331   
  69:4111     70:1348     71:567      72:2941     74:2639     75:1582   
  76:624      77:2640     78:4216     79:1810     80:2232     81:2183   
  82:1714     83:1401     84:1697     85:4101     86:936      87:2344   
  88:3145     89:4321     90:691      91:8316     92:2362     93:2734   
  94:3837     95:5439     96:1269     97:322      98:1031     99:738    
 100:89      101:1181    102:3966    103:32559   104:4847    105:2107   
 106:1004    107:2508    108:1159    109:4102    110:2141    111:3278   
 112:2074    113:1834    114:1825    115:2164    116:1988    117:2668   
 118:2812    119:2013    120:1815    121:1391    122:2717    123:2334   
 124:1678    125:2874    126:32      128:1496    129:1010    130:1224   
 131:2034    132:933     133:414     134:1739    135:360     136:1133   
 137:1094    138:3177    139:1533    140:1424    141:1383    142:1686   
 143:1694    144:1026    145:363     146:2140    147:2017    148:2561   
 149:2853    150:1048    151:1364    152:2256    153:591     154:7392   
 155:1501    156:2354    157:1911    158:1176    159:2472    160:2911   
 161:1709    162:3571    163:1722    164:1730    165:2173    166:1254   
 167:1840    168:4339    169:829     170:5414    171:1053    172:3914   
 173:3091    174:895     175:1261    176:3594    177:6116    178:3832   
 179:2685    180:2464    181:3872    182:3342    183:1983    184:2277   
 185:21167   186:5481    187:5067    188:4273    189:4553    190:9727   
 191:2079    192:11102   193:9229    194:7632    195:5477    196:3374   
 197:2859    198:6097    199:8005    200:8677    201:6585    202:10763  
 203:10496   204:4631    205:3718    206:4549    207:3668    208:4197   
 209:5122    210:4784    211:2637    212:4463    213:3718    214:1053   
 215:49      216:6845    217:3140    218:1409    219:586     220:2014   
 221:1038    222:858     223:2255   

End of report


More information about the ren-bgp-stats-all mailing list