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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 7 22:41:43 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 07 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:                             1002657
    Prefixes after maximum aggregation (per Origin AS):          368262
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465546
Total ASes present in the Internet Routing Table:                 76161
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65101
Origin ASes announcing only one prefix:                           26105
Transit ASes present in the Internet Routing Table:               11060
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:       4.5
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1072
    Number of instances of unregistered ASNs:                      1078
Number of 32-bit ASNs allocated by the RIRs:                      44971
Number of 32-bit ASNs visible in the Routing Table:               36798
Prefixes from 32-bit ASNs in the Routing Table:                  198725
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                   18
Prefixes being announced from unallocated address space:            583
Number of addresses announced to Internet:                   3027621236
    Equivalent to 180 /8s, 117 /16s and 213 /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:      341790

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

Prefixes being announced by APNIC Region ASes:                   259929
    Total APNIC prefixes after maximum aggregation:               74804
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251748
    Unique aggregates announced from the APNIC address blocks:   101324
APNIC Region origin ASes present in the Internet Routing Table:   14267
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4279
APNIC Region transit ASes present in the Internet Routing Table:   1928
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9655
Number of APNIC addresses announced to Internet:              761860640
    Equivalent to 45 /8s, 105 /16s and 18 /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:                    288007
    Total ARIN prefixes after maximum aggregation:               127082
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292239
    Unique aggregates announced from the ARIN address blocks:    134763
ARIN Region origin ASes present in the Internet Routing Table:    19204
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6966
ARIN Region transit ASes present in the Internet Routing Table:    2023
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:              1267054914
    Equivalent to 75 /8s, 133 /16s and 185 /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:                    282684
    Total RIPE prefixes after maximum aggregation:               129940
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           277430
    Unique aggregates announced from the RIPE address blocks:    165371
RIPE Region origin ASes present in the Internet Routing Table:    28743
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12099
RIPE Region transit ASes present in the Internet Routing Table:    4040
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11939
Number of RIPE addresses announced to Internet:               713749746
    Equivalent to 42 /8s, 138 /16s and 244 /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:                  135577
    Total LACNIC prefixes after maximum aggregation:              29415
    LACNIC Deaggregation factor:                                   4.61
Prefixes being announced from the LACNIC address blocks:         133722
    Unique aggregates announced from the LACNIC address blocks:   50014
LACNIC Region origin ASes present in the Internet Routing Table:  11133
    LACNIC Prefixes per ASN:                                      12.01
LACNIC Region origin ASes announcing only one prefix:              2140
LACNIC Region transit ASes present in the Internet Routing Table:  2499
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9023
Number of LACNIC addresses announced to Internet:             177259296
    Equivalent to 10 /8s, 144 /16s and 195 /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:                  35386
    Total AfriNIC prefixes after maximum aggregation:              6322
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         46934
    Unique aggregates announced from the AfriNIC address blocks:  13604
AfriNIC Region origin ASes present in the Internet Routing Table:  1858
    AfriNIC Prefixes per ASN:                                     25.26
AfriNIC Region origin ASes announcing only one prefix:              620
AfriNIC Region transit ASes present in the Internet Routing Table:  362
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: 1223
Number of AfriNIC addresses announced to Internet:            107390208
    Equivalent to 6 /8s, 102 /16s and 165 /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        9841       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5654        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5005       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4231        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3961       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3786        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3646       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       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       10097      11531    3639  AMAZON-02, US
   174        5549       8790     881  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3592       1320      78  SHAW, CA
 22773        3550       3039     230  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54899    2507  DNIC-AS-00749, US
 16625        3189       1345    2220  AKAMAI-AS, US
  7018        2911      23671    1827  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        9209       1236    2032  TTNET, TR
 12479        7717       1708     145  UNI2-AS, ES
 39891        4694        282      59  ALJAWWALSTC-AS, SA
 20940        3896       3396     148  AKAMAI-ASN1, NL
  9009        3597        306    1818  M247, RO
 12389        2945       2302     890  ROSTELECOM-AS, RU
 34984        2390        364     571  TELLCOM-AS, TR
  8452        1882       1852      14  TE-AS TE-AS, EG
  8551        1773        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1709        123    1241  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       11874       3313     509  UNINET, MX
 10620        3519        492     935  Telmex Colombia S.A., CO
 13999        2551        356     685  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        1325        781     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1119         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1091        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        1622        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1381       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1239         79      75  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 37054         534        115       8  Telecom-Malagasy, MG
 36914         531         82       3  KENET-AS, 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       11874       3313     509  UNINET, MX
 16509       10097      11531    3639  AMAZON-02, US
  9808        9841       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9209       1236    2032  TTNET, TR
 12479        7717       1708     145  UNI2-AS, ES
  7545        5654        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5549       8790     881  COGENT-174, US
  4538        5005       4192      74  ERX-CERNET-BKB China Education and Resear
 39891        4694        282      59  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        9841         9764  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7717         7572  UNI2-AS, ES
 47331        9209         7177  TTNET, TR
 16509       10097         6458  AMAZON-02, US
  7545        5654         4982  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5005         4931  ERX-CERNET-BKB China Education and Research Net
   174        5549         4668  COGENT-174, US
 39891        4694         4635  ALJAWWALSTC-AS, SA
 18403        4231         4208  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-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             6461  ZAYO-6461, 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
23.170.224.0/24      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     
/13:580     /14:1196    /15:2123    /16:13359   /17:8395    /18:14200   
/19:25274   /20:45334   /21:53975   /22:114512  /23:107316  /24:609582  
/25:1083    /26:1084    /27:1618    /28:312     /29:519     /30:514     
/31:345     /32:881     

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

   ASN  No of nets  Total ann.  Description
 47331        8310        9209  TTNET, TR
 12479        6801        7717  UNI2-AS, ES
  8151        5943       11874  UNINET, MX
 11492        3548        4641  CABLEONE, US
  6327        3390        3592  SHAW, CA
 39891        3376        4694  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2663        3550  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2501  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)
----------------------------------------------

   1:2348      2:1684      3:366       4:22        5:4682      6:162    
   7:6         8:1621      9:1        11:172      12:1442     13:357    
  14:2395     15:318      16:219      17:376      18:776      20:398    
  21:4        22:188      23:6949     24:3109     25:2        27:2683   
  29:19       31:2665     32:61       34:66       35:138      36:2369   
  37:4588     38:9347     39:902      40:147      41:4629     42:2003   
  43:2416     44:327      45:18724    46:4601     47:301      49:1982   
  50:1907     51:585      52:1610     54:315      55:926      56:8      
  57:222      58:2169     59:1263     60:1042     61:2777     62:2864   
  63:1920     64:5632     65:2355     66:4776     67:3076     68:1338   
  69:4103     70:1375     71:584      72:2963     74:2637     75:1589   
  76:625      77:2650     78:4200     79:1817     80:2227     81:2194   
  82:1712     83:1405     84:1693     85:4101     86:927      87:2341   
  88:3137     89:4326     90:686      91:8333     92:2361     93:2725   
  94:3832     95:5459     96:1279     97:322      98:1048     99:739    
 100:89      101:1181    102:3962    103:32537   104:4868    105:2114   
 106:1003    107:2527    108:1157    109:4098    110:2138    111:3279   
 112:2073    113:1837    114:1833    115:2161    116:1981    117:2667   
 118:2815    119:2012    120:1813    121:1391    122:2722    123:2335   
 124:1677    125:2882    126:32      128:1511    129:1008    130:1222   
 131:2035    132:926     133:413     134:1739    135:361     136:1137   
 137:1097    138:3178    139:1532    140:1420    141:1388    142:1699   
 143:1695    144:1024    145:373     146:2137    147:2018    148:2555   
 149:2823    150:1048    151:1360    152:2258    153:592     154:7357   
 155:1498    156:2339    157:1905    158:1172    159:2455    160:2895   
 161:1714    162:3577    163:1720    164:1730    165:2185    166:1283   
 167:1846    168:4333    169:826     170:5397    171:1055    172:3909   
 173:3089    174:895     175:1257    176:3593    177:6178    178:3817   
 179:2688    180:2463    181:3866    182:3353    183:1980    184:2286   
 185:21214   186:5506    187:5098    188:4289    189:4610    190:9730   
 191:2064    192:11125   193:9226    194:7625    195:5480    196:3370   
 197:2831    198:6102    199:8012    200:8675    201:6619    202:10756  
 203:10415   204:4637    205:3711    206:4553    207:3664    208:4204   
 209:5127    210:4740    211:2631    212:4461    213:3711    214:1053   
 215:49      216:6852    217:3162    218:1387    219:584     220:2026   
 221:1040    222:854     223:2255   

End of report


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