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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Sep 6 22:41:21 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 06 Sep, 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:                             1005177
    Prefixes after maximum aggregation (per Origin AS):          369518
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464529
Total ASes present in the Internet Routing Table:                 76292
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65350
Origin ASes announcing only one prefix:                           26182
Transit ASes present in the Internet Routing Table:               10942
Transit-only ASes present in the Internet Routing Table:            534
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:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1065
    Number of instances of unregistered ASNs:                      1073
Number of 32-bit ASNs allocated by the RIRs:                      45317
Number of 32-bit ASNs visible in the Routing Table:               37114
Prefixes from 32-bit ASNs in the Routing Table:                  203064
Number of bogon 32-bit ASNs visible in the Routing Table:            98
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            630
Number of addresses announced to Internet:                   3037953988
    Equivalent to 181 /8s, 19 /16s and 127 /24s
    Percentage of available address space announced:               82.1
    Percentage of allocated address space announced:               82.1
    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:      341840

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

Prefixes being announced by APNIC Region ASes:                   259605
    Total APNIC prefixes after maximum aggregation:               75477
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251378
    Unique aggregates announced from the APNIC address blocks:   100716
APNIC Region origin ASes present in the Internet Routing Table:   14349
    APNIC Prefixes per ASN:                                       17.52
APNIC Region origin ASes announcing only one prefix:               4356
APNIC Region transit ASes present in the Internet Routing Table:   1935
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9781
Number of APNIC addresses announced to Internet:              761995840
    Equivalent to 45 /8s, 107 /16s and 34 /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:                    288865
    Total ARIN prefixes after maximum aggregation:               127652
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292804
    Unique aggregates announced from the ARIN address blocks:    134873
ARIN Region origin ASes present in the Internet Routing Table:    19181
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1979
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:    4998
Number of ARIN addresses announced to Internet:              1267231554
    Equivalent to 75 /8s, 136 /16s and 107 /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:                    282843
    Total RIPE prefixes after maximum aggregation:               130562
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278517
    Unique aggregates announced from the RIPE address blocks:    166614
RIPE Region origin ASes present in the Internet Routing Table:    28785
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    3948
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12024
Number of RIPE addresses announced to Internet:               724003362
    Equivalent to 43 /8s, 39 /16s and 106 /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:                  137204
    Total LACNIC prefixes after maximum aggregation:              28649
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         135178
    Unique aggregates announced from the LACNIC address blocks:   47548
LACNIC Region origin ASes present in the Internet Routing Table:  11168
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2152
LACNIC Region transit ASes present in the Internet Routing Table:  2514
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9068
Number of LACNIC addresses announced to Internet:             178354208
    Equivalent to 10 /8s, 161 /16s and 120 /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:                  35595
    Total AfriNIC prefixes after maximum aggregation:              6505
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         46669
    Unique aggregates announced from the AfriNIC address blocks:  14262
AfriNIC Region origin ASes present in the Internet Routing Table:  1883
    AfriNIC Prefixes per ASN:                                     24.78
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  366
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: 1243
Number of AfriNIC addresses announced to Internet:            105996288
    Equivalent to 6 /8s, 81 /16s and 96 /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        9896       8746      76  CHINAMOBILE-CN China Mobile Communication
  7545        5707        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4983       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4272        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3938       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2802        833     476  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     195  TATACOMM-AS TATA Communications formerly 

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       10669      11802    3761  AMAZON-02, US
   174        5839       8781     904  COGENT-174, US
 11492        4639        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3431       3051     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3021      23680    1898  ATT-INTERNET4, US
 16625        2899       1290    2155  AKAMAI-AS, US
396982        2804       3568     429  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        9294       1249    1858  TTNET, TR
 12479        7663       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3899       3396     142  AKAMAI-ASN1, NL
  9009        3677        313    1857  M247, RO
 12389        2935       2299     882  ROSTELECOM-AS, RU
 34984        2376        362     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1800        129    1326  CDNEXT, GB
  8551        1780        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12001       3288     609  UNINET, MX
 10620        3541        494     934  Telmex Colombia S.A., CO
 13999        2547        629      22  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1317        774     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1148        374     163  Axtel, S.A.B. de C.V., MX
 28202        1143         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 11664        1102        165     453  Techtel LMDS Comunicaciones Interactivas 

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
 24835        1622        593      29  RAYA-AS, EG
 24863        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1335         85      69  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         932        521      42  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         537         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       12001       3288     609  UNINET, MX
 16509       10669      11802    3761  AMAZON-02, US
  9808        9896       8746      76  CHINAMOBILE-CN China Mobile Communication
 47331        9294       1249    1858  TTNET, TR
 12479        7663       1708     145  UNI2-AS, ES
   174        5839       8781     904  COGENT-174, US
  7545        5707        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4983       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4639        308     547  CABLEONE, US
 39891        4466        269      55  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        9896         9820  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7663         7518  UNI2-AS, ES
 47331        9294         7436  TTNET, TR
 16509       10669         6908  AMAZON-02, US
  7545        5707         5048  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5839         4935  COGENT-174, US
  4538        4983         4909  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4272         4249  FPT-AS-AP FPT Telecom Company, VN
 11492        4639         4092  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             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
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, 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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
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

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      /11:93      /12:296     
/13:587     /14:1195    /15:2131    /16:13347   /17:8383    /18:14184   
/19:25238   /20:45345   /21:54084   /22:114741  /23:107628  /24:612808  
/25:661     /26:652     /27:1186    /28:301     /29:519     /30:501     
/31:342     /32:885     

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

   ASN  No of nets  Total ann.  Description
 47331        8386        9294  TTNET, TR
 12479        6719        7663  UNI2-AS, ES
  8151        6096       12001  UNINET, MX
 11492        3550        4639  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2562        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2170        3541  Telmex Colombia S.A., CO
 30036        2162        2499  MEDIACOM-ENTERPRISE-BUSINESS, US

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2315      2:1634      3:456       4:22        5:4759      6:161    
   7:6         8:1612      9:2        11:172      12:1433     13:366    
  14:2411     15:327      16:259      17:363      18:879      20:419    
  21:4        22:188      23:6874     24:3074     25:2        27:2689   
  29:19       31:2762     32:63       34:69       35:142      36:2378   
  37:4638     38:9804     39:922      40:151      41:4606     42:1986   
  43:2466     44:333      45:19088    46:4728     47:299      49:1998   
  50:1884     51:577      52:1611     54:318      55:960      56:8      
  57:224      58:2254     59:1275     60:1063     61:2860     62:2891   
  63:1879     64:5681     65:2320     66:4789     67:3106     68:1351   
  69:4044     70:1333     71:575      72:2931     74:2704     75:1606   
  76:625      77:2684     78:4199     79:1841     80:2224     81:2171   
  82:1757     83:1409     84:1775     85:4112     86:991      87:2343   
  88:3188     89:4403     90:684      91:8350     92:2469     93:2753   
  94:3838     95:5501     96:1275     97:325      98:1069     99:737    
 100:73      101:1180    102:3790    103:32462   104:4423    105:2123   
 106:993     107:2395    108:1172    109:4130    110:2147    111:3257   
 112:2077    113:1828    114:1901    115:2117    116:1995    117:2671   
 118:2878    119:2041    120:1834    121:1442    122:2713    123:2203   
 124:1689    125:2866    126:64      128:1492    129:1014    130:1252   
 131:2048    132:939     133:428     134:1516    135:352     136:1210   
 137:1127    138:3248    139:1543    140:1460    141:1454    142:1765   
 143:1763    144:1034    145:370     146:2132    147:2042    148:2574   
 149:2892    150:1080    151:1362    152:2131    153:570     154:6804   
 155:1446    156:2479    157:1834    158:1192    159:2440    160:3171   
 161:1727    162:3582    163:1769    164:1748    165:2190    166:1308   
 167:1888    168:4389    169:831     170:5474    171:1057    172:3922   
 173:3109    174:904     175:1254    176:3586    177:6253    178:3731   
 179:2647    180:2508    181:4024    182:3329    183:2019    184:2274   
 185:21348   186:5672    187:4999    188:4311    189:4555    190:9880   
 191:2099    192:11118   193:9287    194:7612    195:5522    196:3389   
 197:3173    198:6087    199:8134    200:8708    201:6615    202:10729  
 203:10576   204:4649    205:3723    206:4587    207:3712    208:4214   
 209:5183    210:4852    211:2669    212:4512    213:3779    214:1060   
 215:49      216:6831    217:2991    218:1423    219:557     220:2037   
 221:1049    222:873     223:2247   

End of report


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