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

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


IPv4 R&E Routing Table Report   22:35 GMT Mon 22 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:                              996885
    Prefixes after maximum aggregation (per Origin AS):          366594
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      462073
Total ASes present in the Internet Routing Table:                 74860
    Prefixes per ASN:                                             13.32
Origin-only ASes present in the Internet Routing Table:           64049
Origin ASes announcing only one prefix:                           25822
Transit ASes present in the Internet Routing Table:               10811
Transit-only ASes present in the Internet Routing Table:            542
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:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1059
    Number of instances of unregistered ASNs:                      1073
Number of 32-bit ASNs allocated by the RIRs:                      45030
Number of 32-bit ASNs visible in the Routing Table:               35689
Prefixes from 32-bit ASNs in the Routing Table:                  196530
Number of bogon 32-bit ASNs visible in the Routing Table:           115
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            601
Number of addresses announced to Internet:                   3027374068
    Equivalent to 180 /8s, 114 /16s and 15 /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:      341818

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

Prefixes being announced by APNIC Region ASes:                   253413
    Total APNIC prefixes after maximum aggregation:               73016
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          245221
    Unique aggregates announced from the APNIC address blocks:    98004
APNIC Region origin ASes present in the Internet Routing Table:   13009
    APNIC Prefixes per ASN:                                       18.85
APNIC Region origin ASes announcing only one prefix:               4049
APNIC Region transit ASes present in the Internet Routing Table:   1796
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8535
Number of APNIC addresses announced to Internet:              760359584
    Equivalent to 45 /8s, 82 /16s and 42 /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:                    287994
    Total ARIN prefixes after maximum aggregation:               127213
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292469
    Unique aggregates announced from the ARIN address blocks:    134693
ARIN Region origin ASes present in the Internet Routing Table:    19153
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6938
ARIN Region transit ASes present in the Internet Routing Table:    1978
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4950
Number of ARIN addresses announced to Internet:              1267595586
    Equivalent to 75 /8s, 141 /16s and 249 /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:                    282482
    Total RIPE prefixes after maximum aggregation:               129983
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277339
    Unique aggregates announced from the RIPE address blocks:    165499
RIPE Region origin ASes present in the Internet Routing Table:    28741
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3975
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11935
Number of RIPE addresses announced to Internet:               714883570
    Equivalent to 42 /8s, 156 /16s and 65 /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:                  136771
    Total LACNIC prefixes after maximum aggregation:              29332
    LACNIC Deaggregation factor:                                   4.66
Prefixes being announced from the LACNIC address blocks:         134855
    Unique aggregates announced from the LACNIC address blocks:   50144
LACNIC Region origin ASes present in the Internet Routing Table:  11140
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2119
LACNIC Region transit ASes present in the Internet Routing Table:  2491
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9033
Number of LACNIC addresses announced to Internet:             177322528
    Equivalent to 10 /8s, 145 /16s and 186 /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:                  35166
    Total AfriNIC prefixes after maximum aggregation:              6367
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         46399
    Unique aggregates announced from the AfriNIC address blocks:  13250
AfriNIC Region origin ASes present in the Internet Routing Table:  1874
    AfriNIC Prefixes per ASN:                                     24.76
AfriNIC Region origin ASes announcing only one prefix:              628
AfriNIC Region transit ASes present in the Internet Routing Table:  365
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1236
Number of AfriNIC addresses announced to Internet:            106867968
    Equivalent to 6 /8s, 94 /16s and 173 /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        9852       8746      78  CHINAMOBILE-CN China Mobile Communication
  7545        5660        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4187        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3957       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3787        511     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3611       1044      71  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3241       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2822        859     418  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2472      11521     582  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       10191      11551    3645  AMAZON-02, US
   174        5641       8790     882  COGENT-174, US
 11492        4630        307     558  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      78  SHAW, CA
 22773        3431       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3253      54899    2505  DNIC-AS-00749, US
 16625        3200       1348    2227  AKAMAI-AS, US
  7018        2949      23690    1847  ATT-INTERNET4, US
396982        2760       3594     408  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        9221       1235    1966  TTNET, TR
 12479        7697       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3897       3396     147  AKAMAI-ASN1, NL
  9009        3590        306    1829  M247, RO
 12389        2942       2302     886  ROSTELECOM-AS, RU
 34984        2393        364     570  TELLCOM-AS, TR
  8452        1884       1852      14  TE-AS TE-AS, EG
  8551        1767        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1720        124    1258  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       12102       3323     605  UNINET, MX
 10620        3522        493     938  Telmex Colombia S.A., CO
 13999        2544        354     679  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1326        783     198  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
  6147        1100        369      22  Telefonica del Peru S.A.A., PE
 26615        1083       2503      53  TIM SA, BR

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        1613        389      16  LINKdotNET-AS, EG
 24835        1526        557      28  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1275         81      75  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         813        520      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         556         82       3  KENET-AS, KE
 15399         518         56      58  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       12102       3323     605  UNINET, MX
 16509       10191      11551    3645  AMAZON-02, US
  9808        9852       8746      78  CHINAMOBILE-CN China Mobile Communication
 47331        9221       1235    1966  TTNET, TR
 12479        7697       1708     145  UNI2-AS, ES
  7545        5660        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5641       8790     882  COGENT-174, US
  4538        4990       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4630        307     558  CABLEONE, US
 39891        4521        271      59  ALJAWWALSTC-AS, SA

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9852         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7697         7552  UNI2-AS, ES
 47331        9221         7255  TTNET, TR
 16509       10191         6546  AMAZON-02, US
  7545        5660         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4916  ERX-CERNET-BKB China Education and Research Net
   174        5641         4759  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4187         4164  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       /9:16      /10:37      /11:92      /12:295     
/13:578     /14:1193    /15:2124    /16:13340   /17:8401    /18:14185   
/19:25248   /20:45357   /21:53936   /22:114172  /23:107000  /24:604261  
/25:1322    /26:1093    /27:1643    /28:308     /29:519     /30:510     
/31:352     /32:886     

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

   ASN  No of nets  Total ann.  Description
 47331        8326        9221  TTNET, TR
 12479        6788        7697  UNI2-AS, ES
  8151        6153       12102  UNINET, MX
 11492        3539        4630  CABLEONE, US
  6327        3391        3594  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2565        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2163        2506  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2151        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)
----------------------------------------------

   1:2327      2:1685      3:379       4:22        5:4695      6:149    
   7:6         8:1620      9:2        11:172      12:1441     13:361    
  14:2367     15:323      16:219      17:368      18:785      20:395    
  21:4        22:188      23:6966     24:3094     25:2        27:2559   
  29:19       31:2660     32:60       34:66       35:137      36:2329   
  37:4542     38:9434     39:913      40:149      41:4655     42:1997   
  43:2360     44:332      45:18900    46:4628     47:301      49:1955   
  50:1876     51:585      52:1607     54:318      55:925      56:8      
  57:224      58:2203     59:1226     60:1051     61:2854     62:2858   
  63:1917     64:5663     65:2331     66:4787     67:3083     68:1337   
  69:4103     70:1348     71:570      72:2939     74:2644     75:1589   
  76:626      77:2640     78:4204     79:1804     80:2233     81:2187   
  82:1719     83:1398     84:1717     85:4117     86:955      87:2343   
  88:3141     89:4334     90:694      91:8320     92:2359     93:2746   
  94:3838     95:5433     96:1282     97:322      98:1030     99:739    
 100:89      101:1169    102:3745    103:29257   104:4854    105:2102   
 106:1005    107:2522    108:1166    109:4094    110:2132    111:3221   
 112:2074    113:1794    114:1644    115:1964    116:1913    117:2637   
 118:2612    119:1889    120:1780    121:1382    122:2696    123:2237   
 124:1659    125:2873    126:32      128:1492    129:1015    130:1233   
 131:2063    132:931     133:417     134:1736    135:361     136:1130   
 137:1088    138:3253    139:1535    140:1427    141:1388    142:1704   
 143:1764    144:1010    145:364     146:2149    147:2024    148:2579   
 149:2863    150:1036    151:1337    152:2255    153:588     154:7174   
 155:1438    156:2235    157:1863    158:1185    159:2439    160:2936   
 161:1720    162:3566    163:1704    164:1747    165:2179    166:1255   
 167:1866    168:4378    169:831     170:5402    171:1055    172:3916   
 173:3098    174:900     175:1210    176:3597    177:6191    178:3735   
 179:2731    180:2357    181:3883    182:3207    183:1983    184:2273   
 185:21226   186:5540    187:5150    188:4276    189:4565    190:9735   
 191:2092    192:11110   193:9237    194:7597    195:5464    196:3440   
 197:2814    198:6091    199:8034    200:8663    201:6550    202:10458  
 203:10265   204:4651    205:3721    206:4578    207:3669    208:4213   
 209:5111    210:4784    211:2640    212:4465    213:3734    214:1068   
 215:49      216:6834    217:3154    218:1419    219:598     220:2012   
 221:1032    222:860     223:2231   

End of report


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