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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 25 22:41:07 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 25 Jun, 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:                             1002158
    Prefixes after maximum aggregation (per Origin AS):          368081
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465293
Total ASes present in the Internet Routing Table:                 76101
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65230
Origin ASes announcing only one prefix:                           26120
Transit ASes present in the Internet Routing Table:               10871
Transit-only ASes present in the Internet Routing Table:            541
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 ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1059
    Number of instances of unregistered ASNs:                      1061
Number of 32-bit ASNs allocated by the RIRs:                      44852
Number of 32-bit ASNs visible in the Routing Table:               36730
Prefixes from 32-bit ASNs in the Routing Table:                  198245
Number of bogon 32-bit ASNs visible in the Routing Table:            87
Special use prefixes present in the Routing Table:                   47
Prefixes being announced from unallocated address space:            636
Number of addresses announced to Internet:                   3027427572
    Equivalent to 180 /8s, 114 /16s and 224 /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:      341914

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

Prefixes being announced by APNIC Region ASes:                   259682
    Total APNIC prefixes after maximum aggregation:               74818
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251831
    Unique aggregates announced from the APNIC address blocks:   101333
APNIC Region origin ASes present in the Internet Routing Table:   14253
    APNIC Prefixes per ASN:                                       17.67
APNIC Region origin ASes announcing only one prefix:               4291
APNIC Region transit ASes present in the Internet Routing Table:   1911
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9656
Number of APNIC addresses announced to Internet:              761928096
    Equivalent to 45 /8s, 106 /16s and 25 /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:                    287789
    Total ARIN prefixes after maximum aggregation:               127062
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291999
    Unique aggregates announced from the ARIN address blocks:    134606
ARIN Region origin ASes present in the Internet Routing Table:    19175
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1971
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:    4943
Number of ARIN addresses announced to Internet:              1266872130
    Equivalent to 75 /8s, 130 /16s and 239 /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:                    282581
    Total RIPE prefixes after maximum aggregation:               129884
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           277060
    Unique aggregates announced from the RIPE address blocks:    165236
RIPE Region origin ASes present in the Internet Routing Table:    28752
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12103
RIPE Region transit ASes present in the Internet Routing Table:    3977
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11909
Number of RIPE addresses announced to Internet:               714124018
    Equivalent to 42 /8s, 144 /16s and 170 /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:                  135729
    Total LACNIC prefixes after maximum aggregation:              29313
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         133900
    Unique aggregates announced from the LACNIC address blocks:   50142
LACNIC Region origin ASes present in the Internet Routing Table:  11120
    LACNIC Prefixes per ASN:                                      12.04
LACNIC Region origin ASes announcing only one prefix:              2158
LACNIC Region transit ASes present in the Internet Routing Table:  2452
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:  9000
Number of LACNIC addresses announced to Internet:             176802336
    Equivalent to 10 /8s, 137 /16s and 202 /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:                  35318
    Total AfriNIC prefixes after maximum aggregation:              6316
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         46731
    Unique aggregates announced from the AfriNIC address blocks:  13463
AfriNIC Region origin ASes present in the Internet Routing Table:  1859
    AfriNIC Prefixes per ASN:                                     25.14
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  366
Average AfriNIC Region AS path length visible:                      4.0
    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:            107381760
    Equivalent to 6 /8s, 102 /16s and 132 /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        9871       8746      76  CHINAMOBILE-CN China Mobile Communicati
  7545        5643        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5003       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4209        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3932       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3780        510     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3636       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3270       1857     106  VNPT-AS-VN VNPT Corp, VN
 24560        2826        863     395  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      11523     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       10072      11499    3638  AMAZON-02, US
   174        5551       8784     869  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3554       3055     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3248      54900    2500  DNIC-AS-00749, US
 16625        3222       1368    2253  AKAMAI-AS, US
  7018        2878      23667    1807  ATT-INTERNET4, US
396982        2767       3611     414  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        9192       1233    2056  TTNET, TR
 12479        7713       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3905       3397     154  AKAMAI-ASN1, NL
  9009        3599        306    1817  M247, RO
 12389        2988       2304     898  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1878       1852      14  TE-AS TE-AS, EG
  8551        1781        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1708        124    1239  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       11878       3311     509  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2551        356     674  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1325        778     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1094        369      22  Telefonica del Peru S.A.A., PE
 26615        1081       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        1636        314      37  Telkom-Internet, ZA
 24863        1622        389      16  LINKdotNET-AS, EG
 24835        1548        593      29  RAYA-AS, EG
 36992        1380       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1229         78      76  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
 36914         555         82       3  KENET-AS, KE
  6713         554       1861      35  IAM-AS, MA
 37342         526         32       1  MOVITEL, MZ

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       11878       3311     509  UNINET, MX
 16509       10072      11499    3638  AMAZON-02, US
  9808        9871       8746      76  CHINAMOBILE-CN China Mobile Communicati
 47331        9192       1233    2056  TTNET, TR
 12479        7713       1708     145  UNI2-AS, ES
  7545        5643        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5551       8784     869  COGENT-174, US
  4538        5003       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4641        308     547  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        9871         9795  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7713         7568  UNI2-AS, ES
 47331        9192         7136  TTNET, TR
 16509       10072         6434  AMAZON-02, US
  7545        5643         4971  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5003         4929  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5551         4682  COGENT-174, US
 18403        4209         4186  FPT-AS-AP FPT Telecom Company, VN
 11492        4641         4094  CABLEONE, 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-DDOS-M
     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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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

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
23.140.216.0/24      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
23.147.105.0/24      Origin:    398998  MAVERIX, US
23.147.105.0/24     Transit:       174  COGENT-174, US
23.147.106.0/24      Origin:    398998  MAVERIX, US
23.147.106.0/24     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      /11:93      /12:297     
/13:580     /14:1199    /15:2127    /16:13369   /17:8396    /18:14194   
/19:25291   /20:45391   /21:53967   /22:114544  /23:107307  /24:608687  
/25:1093    /26:1085    /27:1619    /28:312     /29:523     /30:515     
/31:354     /32:1147    

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

   ASN  No of nets  Total ann.  Description
 47331        8296        9192  TTNET, TR
 12479        6801        7713  UNI2-AS, ES
  8151        5946       11878  UNINET, MX
 11492        3548        4641  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2661        3554  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2152        2495  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2147        3518  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)
----------------------------------------------

   1:2330      2:1678      3:353       4:22        5:4667      6:161    
   7:6         8:1627      9:1        11:172      12:1451     13:357    
  14:2452     15:317      16:217      17:370      18:772      20:398    
  21:4        22:188      23:6922     24:3120     25:2        27:2640   
  29:19       31:2675     32:61       34:66       35:138      36:2361   
  37:4596     38:9267     39:900      40:143      41:4626     42:2022   
  43:2414     44:329      45:18648    46:4594     47:305      49:1979   
  50:1898     51:585      52:1613     54:313      55:915      56:8      
  57:218      58:2167     59:1265     60:1037     61:2670     62:2839   
  63:1925     64:5689     65:2355     66:4766     67:3065     68:1335   
  69:4145     70:1383     71:588      72:2972     74:2640     75:1587   
  76:623      77:2641     78:4195     79:1811     80:2225     81:2195   
  82:1714     83:1395     84:1694     85:4100     86:932      87:2336   
  88:3119     89:4297     90:686      91:8308     92:2351     93:2733   
  94:3826     95:5446     96:1287     97:317      98:1045     99:739    
 100:90      101:1180    102:3921    103:32623   104:4858    105:2115   
 106:1002    107:2529    108:1155    109:4090    110:2151    111:3284   
 112:2067    113:1830    114:1828    115:2163    116:1912    117:2667   
 118:2819    119:2012    120:1810    121:1391    122:2716    123:2265   
 124:1679    125:2885    126:32      128:1514    129:1010    130:1219   
 131:2040    132:945     133:413     134:1745    135:364     136:1132   
 137:1105    138:3169    139:1530    140:1412    141:1387    142:1695   
 143:1699    144:1016    145:373     146:2127    147:2002    148:2568   
 149:2806    150:1046    151:1370    152:2248    153:593     154:7301   
 155:1494    156:2329    157:1905    158:1168    159:2323    160:2858   
 161:1726    162:3581    163:1715    164:1735    165:2201    166:1286   
 167:1840    168:4330    169:827     170:5376    171:1053    172:3889   
 173:3086    174:896     175:1255    176:3607    177:6203    178:3836   
 179:2685    180:2457    181:3861    182:3355    183:1985    184:2284   
 185:21189   186:5536    187:5078    188:4282    189:4550    190:9790   
 191:2026    192:11086   193:9217    194:7623    195:5477    196:3373   
 197:2860    198:6113    199:7989    200:8699    201:6673    202:10730  
 203:10332   204:4641    205:3710    206:4541    207:3660    208:4205   
 209:5129    210:4796    211:2636    212:4454    213:3672    214:1058   
 215:49      216:6873    217:3092    218:1379    219:584     220:2028   
 221:1041    222:854     223:2250   

End of report


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