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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 10 22:41:29 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 10 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:                             1002085
    Prefixes after maximum aggregation (per Origin AS):          368288
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465644
Total ASes present in the Internet Routing Table:                 76170
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65109
Origin ASes announcing only one prefix:                           26070
Transit ASes present in the Internet Routing Table:               11061
Transit-only ASes present in the Internet Routing Table:            554
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:              1121
    Number of instances of unregistered ASNs:                      1130
Number of 32-bit ASNs allocated by the RIRs:                      44970
Number of 32-bit ASNs visible in the Routing Table:               36812
Prefixes from 32-bit ASNs in the Routing Table:                  198676
Number of bogon 32-bit ASNs visible in the Routing Table:           106
Special use prefixes present in the Routing Table:                   18
Prefixes being announced from unallocated address space:            608
Number of addresses announced to Internet:                   3029992180
    Equivalent to 180 /8s, 154 /16s and 2 /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:      341373

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

Prefixes being announced by APNIC Region ASes:                   259954
    Total APNIC prefixes after maximum aggregation:               74913
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251806
    Unique aggregates announced from the APNIC address blocks:   101587
APNIC Region origin ASes present in the Internet Routing Table:   14276
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4284
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:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9668
Number of APNIC addresses announced to Internet:              762105632
    Equivalent to 45 /8s, 108 /16s and 207 /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:                    287640
    Total ARIN prefixes after maximum aggregation:               126960
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291827
    Unique aggregates announced from the ARIN address blocks:    134414
ARIN Region origin ASes present in the Internet Routing Table:    19175
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    2027
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:    4952
Number of ARIN addresses announced to Internet:              1267508034
    Equivalent to 75 /8s, 140 /16s and 163 /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:                    282568
    Total RIPE prefixes after maximum aggregation:               129849
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           277405
    Unique aggregates announced from the RIPE address blocks:    165412
RIPE Region origin ASes present in the Internet Routing Table:    28758
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12094
RIPE Region transit ASes present in the Internet Routing Table:    4064
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:   11948
Number of RIPE addresses announced to Internet:               715242738
    Equivalent to 42 /8s, 161 /16s and 188 /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:                  135313
    Total LACNIC prefixes after maximum aggregation:              29509
    LACNIC Deaggregation factor:                                   4.59
Prefixes being announced from the LACNIC address blocks:         133453
    Unique aggregates announced from the LACNIC address blocks:   50156
LACNIC Region origin ASes present in the Internet Routing Table:  11129
    LACNIC Prefixes per ASN:                                      11.99
LACNIC Region origin ASes announcing only one prefix:              2137
LACNIC Region transit ASes present in the Internet Routing Table:  2482
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:             177318304
    Equivalent to 10 /8s, 145 /16s and 169 /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:                  35487
    Total AfriNIC prefixes after maximum aggregation:              6331
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         46985
    Unique aggregates announced from the AfriNIC address blocks:  13590
AfriNIC Region origin ASes present in the Internet Routing Table:  1857
    AfriNIC Prefixes per ASN:                                     25.30
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  354
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: 1220
Number of AfriNIC addresses announced to Internet:            107439360
    Equivalent to 6 /8s, 103 /16s and 101 /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        9842       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4979       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4205        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3958       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3639       1044      71  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2823        862     399  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       10079      11529    3687  AMAZON-02, US
   174        5584       8791     879  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     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3199       1349    2221  AKAMAI-AS, US
  7018        2933      23681    1832  ATT-INTERNET4, US
396982        2768       3611     415  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        9233       1238    1972  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3899       3396     148  AKAMAI-ASN1, NL
  9009        3568        304    1811  M247, RO
 12389        2942       2302     886  ROSTELECOM-AS, RU
 34984        2390        364     570  TELLCOM-AS, TR
  8452        1864       1852      14  TE-AS TE-AS, EG
  8551        1772        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       12110       3326     609  UNINET, MX
 10620        3519        492     937  Telmex Colombia S.A., CO
 13999        2544        354     682  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        1326        781     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1118         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1092        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        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        1253         79      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         941        521      43  Vodafone-, EG
  6713         554       1861      35  IAM-AS, MA
 36914         553         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       12110       3326     609  UNINET, MX
 16509       10079      11529    3687  AMAZON-02, US
  9808        9842       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9233       1238    1972  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
  7545        5659        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5584       8791     879  COGENT-174, US
  4538        4979       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        9842         9765  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
 47331        9233         7261  TTNET, TR
 16509       10079         6392  AMAZON-02, US
  7545        5659         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4979         4905  ERX-CERNET-BKB China Education and Research Net
   174        5584         4705  COGENT-174, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4205         4182  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
23.140.216.0/24      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
23.148.72.0/24       Origin:     40750  KHJ-FIRST, ZZ
23.148.72.0/24      Transit:     51346  TOJIKTELECOM-AS, TJ
23.152.48.0/24       Origin:     46167  BACK40WIRELESS, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, 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     
/13:580     /14:1196    /15:2125    /16:13366   /17:8402    /18:14201   
/19:25256   /20:45333   /21:53948   /22:114372  /23:107240  /24:609012  
/25:1287    /26:1090    /27:1637    /28:312     /29:522     /30:514     
/31:354     /32:883     

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

   ASN  No of nets  Total ann.  Description
 47331        8335        9233  TTNET, TR
 12479        6798        7712  UNI2-AS, ES
  8151        6170       12110  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        2566        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2164        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2148        3519  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      2:1684      3:368       4:18        5:4683      6:149    
   7:6         8:1621      9:2        11:172      12:1441     13:355    
  14:2397     15:318      16:219      17:372      18:773      20:395    
  21:4        22:188      23:6956     24:3099     25:2        27:2700   
  29:19       31:2667     32:61       34:66       35:138      36:2369   
  37:4619     38:9348     39:903      40:149      41:4664     42:2000   
  43:2433     44:329      45:18717    46:4614     47:300      49:1982   
  50:1899     51:585      52:1605     54:317      55:916      56:8      
  57:222      58:2169     59:1264     60:1045     61:2761     62:2861   
  63:1899     64:5680     65:2355     66:4775     67:3067     68:1331   
  69:4116     70:1348     71:568      72:2943     74:2638     75:1583   
  76:625      77:2644     78:4209     79:1812     80:2231     81:2198   
  82:1713     83:1401     84:1696     85:4097     86:935      87:2342   
  88:3142     89:4315     90:687      91:8320     92:2361     93:2727   
  94:3844     95:5441     96:1271     97:322      98:1029     99:738    
 100:89      101:1180    102:3951    103:32550   104:4845    105:2106   
 106:1003    107:2502    108:1160    109:4111    110:2140    111:3271   
 112:2073    113:1832    114:1822    115:2163    116:1982    117:2668   
 118:2811    119:2013    120:1814    121:1391    122:2717    123:2334   
 124:1679    125:2876    126:32      128:1497    129:1010    130:1216   
 131:2028    132:923     133:414     134:1739    135:360     136:1134   
 137:1101    138:3183    139:1533    140:1424    141:1386    142:1701   
 143:1691    144:1024    145:363     146:2139    147:2018    148:2547   
 149:2825    150:1049    151:1362    152:2255    153:591     154:7370   
 155:1496    156:2339    157:1913    158:1173    159:2459    160:2901   
 161:1713    162:3567    163:1698    164:1730    165:2199    166:1252   
 167:1838    168:4331    169:830     170:5401    171:1054    172:3908   
 173:3091    174:895     175:1260    176:3598    177:6042    178:3826   
 179:2661    180:2460    181:3875    182:3343    183:1980    184:2278   
 185:21178   186:5468    187:5047    188:4281    189:4501    190:9738   
 191:2035    192:11119   193:9220    194:7625    195:5479    196:3377   
 197:2858    198:6101    199:8028    200:8664    201:6574    202:10758  
 203:10413   204:4630    205:3731    206:4549    207:3663    208:4203   
 209:5114    210:4786    211:2636    212:4465    213:3708    214:1054   
 215:49      216:6843    217:3160    218:1388    219:585     220:2026   
 221:1040    222:854     223:2256   

End of report


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