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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 18 22:41:41 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 18 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:                             1007177
    Prefixes after maximum aggregation (per Origin AS):          369893
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466365
Total ASes present in the Internet Routing Table:                 76372
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65389
Origin ASes announcing only one prefix:                           26150
Transit ASes present in the Internet Routing Table:               10983
Transit-only ASes present in the Internet Routing Table:            547
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:                                      84
    Max AS path prepend of ASN (152107)                              80
Prefixes from unregistered ASNs in the Routing Table:              1059
    Number of instances of unregistered ASNs:                      1069
Number of 32-bit ASNs allocated by the RIRs:                      45388
Number of 32-bit ASNs visible in the Routing Table:               37172
Prefixes from 32-bit ASNs in the Routing Table:                  203176
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            571
Number of addresses announced to Internet:                   3036836548
    Equivalent to 181 /8s, 2 /16s and 114 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      342599

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

Prefixes being announced by APNIC Region ASes:                   259713
    Total APNIC prefixes after maximum aggregation:               75458
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251440
    Unique aggregates announced from the APNIC address blocks:   100799
APNIC Region origin ASes present in the Internet Routing Table:   14358
    APNIC Prefixes per ASN:                                       17.51
APNIC Region origin ASes announcing only one prefix:               4361
APNIC Region transit ASes present in the Internet Routing Table:   1927
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         84
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9794
Number of APNIC addresses announced to Internet:              762190912
    Equivalent to 45 /8s, 110 /16s and 28 /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:                    289948
    Total ARIN prefixes after maximum aggregation:               127686
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293213
    Unique aggregates announced from the ARIN address blocks:    135108
ARIN Region origin ASes present in the Internet Routing Table:    19197
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1978
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5022
Number of ARIN addresses announced to Internet:              1267226434
    Equivalent to 75 /8s, 136 /16s and 87 /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:                    282776
    Total RIPE prefixes after maximum aggregation:               130920
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279263
    Unique aggregates announced from the RIPE address blocks:    167058
RIPE Region origin ASes present in the Internet Routing Table:    28805
    RIPE Prefixes per ASN:                                         9.69
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    4001
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12028
Number of RIPE addresses announced to Internet:               723426850
    Equivalent to 43 /8s, 30 /16s and 158 /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:                  137706
    Total LACNIC prefixes after maximum aggregation:              28631
    LACNIC Deaggregation factor:                                   4.81
Prefixes being announced from the LACNIC address blocks:         135599
    Unique aggregates announced from the LACNIC address blocks:   48606
LACNIC Region origin ASes present in the Internet Routing Table:  11172
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2129
LACNIC Region transit ASes present in the Internet Routing Table:  2513
Average LACNIC Region AS path length visible:                       4.3
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9080
Number of LACNIC addresses announced to Internet:             177818656
    Equivalent to 10 /8s, 153 /16s and 76 /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:                  35975
    Total AfriNIC prefixes after maximum aggregation:              6516
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         47090
    Unique aggregates announced from the AfriNIC address blocks:  14320
AfriNIC Region origin ASes present in the Internet Routing Table:  1884
    AfriNIC Prefixes per ASN:                                     24.99
AfriNIC Region origin ASes announcing only one prefix:              631
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1248
Number of AfriNIC addresses announced to Internet:            105886208
    Equivalent to 6 /8s, 79 /16s and 178 /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        9940       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5765        840     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4335        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3984       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3638       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2814        844     468  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2210        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       10722      11806    3743  AMAZON-02, US
   174        5849       8780     910  COGENT-174, US
 11492        4643        309     546  CABLEONE, US
  7155        4168        287      88  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3486      55081    2709  DNIC-AS-00749, US
 22773        3410       3035     186  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3083      23684    1929  ATT-INTERNET4, US
 16625        2889       1282    2151  AKAMAI-AS, US
396982        2825       3575     428  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        9318       1252    1830  TTNET, TR
 12479        7633       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3881       3396     141  AKAMAI-ASN1, NL
  9009        3694        314    1882  M247, RO
 12389        2935       2295     887  ROSTELECOM-AS, RU
 34984        2377        362     580  TELLCOM-AS, TR
  8452        1890       1852      14  TE-AS TE-AS, EG
212238        1826        131    1345  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA

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       11969       3270     591  UNINET, MX
 10620        3543        494     935  Telmex Colombia S.A., CO
 13999        2555        534     366  Mega Cable, S.A. de C.V., MX
 11830        2011        369      64  Instituto Costarricense de Electricidad y
 28573        1579       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1148        374     163  Axtel, S.A.B. de C.V., MX
 11664        1148        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1104        369      22  Telefonica del Peru S.A.A., PE

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        1336         85      65  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         975        523      48  Vodafone-, EG
 20011         560        142     269  INTERNET-SOLUTIONS, ZA
  6713         558       1861      35  IAM-AS, MA
 36914         543         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       11969       3270     591  UNINET, MX
 16509       10722      11806    3743  AMAZON-02, US
  9808        9940       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9318       1252    1830  TTNET, TR
 12479        7633       1708     145  UNI2-AS, ES
   174        5849       8780     910  COGENT-174, US
  7545        5765        840     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4643        309     546  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        9940         9863  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9318         7488  TTNET, TR
 12479        7633         7488  UNI2-AS, ES
 16509       10722         6979  AMAZON-02, US
  7545        5765         5104  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016         4942  ERX-CERNET-BKB China Education and Research Net
   174        5849         4939  COGENT-174, US
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4335         4312  FPT-AS-AP FPT Telecom Company, VN
 11492        4643         4097  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
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      /11:92      /12:296     
/13:582     /14:1191    /15:2131    /16:13331   /17:8387    /18:14162   
/19:25164   /20:45553   /21:54159   /22:114784  /23:107670  /24:614574  
/25:663     /26:647     /27:1188    /28:304     /29:519     /30:503     
/31:334     /32:873     

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

   ASN  No of nets  Total ann.  Description
 47331        8409        9318  TTNET, TR
 12479        6680        7633  UNI2-AS, ES
  8151        6097       11969  UNINET, MX
 11492        3553        4643  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3112        4168  VIASAT-SP-BACKBONE, US
 22773        2544        3410  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 30036        2172        2510  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2307      2:1641      3:471       4:24        5:4797      6:161    
   7:6         8:1609      9:1        11:172      12:1433     13:371    
  14:2424     15:328      16:259      17:363      18:888      20:419    
  21:4        22:188      23:6919     24:3077     25:2        27:2707   
  29:19       31:2795     32:63       34:69       35:136      36:2383   
  37:4630     38:9919     39:918      40:154      41:4631     42:2031   
  43:2470     44:335      45:19085    46:4717     47:299      49:1993   
  50:1894     51:582      52:1609     54:317      55:964      56:8      
  57:228      58:2254     59:1274     60:1076     61:2873     62:2893   
  63:1877     64:5654     65:2315     66:4795     67:3092     68:1350   
  69:4042     70:1319     71:578      72:2938     74:2810     75:1671   
  76:622      77:2687     78:4206     79:1650     80:2241     81:2195   
  82:1762     83:1421     84:1801     85:4095     86:1012     87:2368   
  88:3201     89:4448     90:683      91:8385     92:2510     93:2780   
  94:3866     95:5505     96:1279     97:325      98:1076     99:737    
 100:73      101:1178    102:3801    103:32481   104:4424    105:2128   
 106:993     107:2400    108:1173    109:4011    110:2153    111:3308   
 112:2077    113:1823    114:1899    115:2159    116:1995    117:2681   
 118:2872    119:2017    120:1841    121:1439    122:2723    123:2235   
 124:1689    125:2863    126:64      128:1464    129:1011    130:1266   
 131:2058    132:931     133:428     134:1516    135:352     136:1212   
 137:1125    138:3256    139:1528    140:1463    141:1458    142:1782   
 143:1761    144:1029    145:375     146:2137    147:2047    148:2570   
 149:2862    150:1071    151:1366    152:2134    153:572     154:6889   
 155:1439    156:2472    157:1850    158:1197    159:2450    160:3196   
 161:1740    162:3592    163:1773    164:2003    165:2188    166:1310   
 167:1868    168:4407    169:802     170:5460    171:1053    172:3941   
 173:3126    174:905     175:1259    176:3596    177:6326    178:3743   
 179:2714    180:2501    181:4022    182:3326    183:2041    184:2272   
 185:21405   186:5672    187:5027    188:4380    189:4576    190:9880   
 191:2113    192:11116   193:9315    194:7671    195:5555    196:3398   
 197:3194    198:6091    199:8164    200:8806    201:6631    202:10753  
 203:10565   204:4654    205:3725    206:4572    207:3728    208:4216   
 209:5224    210:4839    211:2672    212:4538    213:3790    214:1067   
 215:62      216:6760    217:2998    218:1417    219:557     220:2045   
 221:1050    222:877     223:2250   

End of report


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