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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 14 22:41:35 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 14 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:                             1005973
    Prefixes after maximum aggregation (per Origin AS):          369694
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466101
Total ASes present in the Internet Routing Table:                 76311
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65365
Origin ASes announcing only one prefix:                           26152
Transit ASes present in the Internet Routing Table:               10946
Transit-only ASes present in the Internet Routing Table:            553
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:              1068
    Number of instances of unregistered ASNs:                      1076
Number of 32-bit ASNs allocated by the RIRs:                      45368
Number of 32-bit ASNs visible in the Routing Table:               37115
Prefixes from 32-bit ASNs in the Routing Table:                  203116
Number of bogon 32-bit ASNs visible in the Routing Table:            92
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            605
Number of addresses announced to Internet:                   3036891844
    Equivalent to 181 /8s, 3 /16s and 74 /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:      342021

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

Prefixes being announced by APNIC Region ASes:                   259644
    Total APNIC prefixes after maximum aggregation:               75399
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251331
    Unique aggregates announced from the APNIC address blocks:   100721
APNIC Region origin ASes present in the Internet Routing Table:   14319
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4353
APNIC Region transit ASes present in the Internet Routing Table:   1925
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9759
Number of APNIC addresses announced to Internet:              762209600
    Equivalent to 45 /8s, 110 /16s and 101 /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:                    289420
    Total ARIN prefixes after maximum aggregation:               127641
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292993
    Unique aggregates announced from the ARIN address blocks:    134900
ARIN Region origin ASes present in the Internet Routing Table:    19190
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1961
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:    5015
Number of ARIN addresses announced to Internet:              1267205186
    Equivalent to 75 /8s, 136 /16s and 4 /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:                    282542
    Total RIPE prefixes after maximum aggregation:               130865
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278685
    Unique aggregates announced from the RIPE address blocks:    166996
RIPE Region origin ASes present in the Internet Routing Table:    28795
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12077
RIPE Region transit ASes present in the Internet Routing Table:    4006
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:   12020
Number of RIPE addresses announced to Internet:               723505698
    Equivalent to 43 /8s, 31 /16s and 210 /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:                  137509
    Total LACNIC prefixes after maximum aggregation:              28587
    LACNIC Deaggregation factor:                                   4.81
Prefixes being announced from the LACNIC address blocks:         135432
    Unique aggregates announced from the LACNIC address blocks:   48616
LACNIC Region origin ASes present in the Internet Routing Table:  11164
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2131
LACNIC Region transit ASes present in the Internet Routing Table:  2501
Average LACNIC Region AS path length visible:                       4.0
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9072
Number of LACNIC addresses announced to Internet:             177768736
    Equivalent to 10 /8s, 152 /16s and 137 /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:                  35790
    Total AfriNIC prefixes after maximum aggregation:              6521
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         46926
    Unique aggregates announced from the AfriNIC address blocks:  14377
AfriNIC Region origin ASes present in the Internet Routing Table:  1880
    AfriNIC Prefixes per ASN:                                     24.96
AfriNIC Region origin ASes announcing only one prefix:              630
AfriNIC Region transit ASes present in the Internet Routing Table:  363
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1249
Number of AfriNIC addresses announced to Internet:            105838336
    Equivalent to 6 /8s, 78 /16s and 247 /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        9941       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5708        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4324        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        3617       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2809        843     466  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2204        434     191  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       10706      11806    3740  AMAZON-02, US
   174        5893       8780     911  COGENT-174, US
 11492        4642        308     545  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3487      55082    2710  DNIC-AS-00749, US
 22773        3431       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3084      23685    1930  ATT-INTERNET4, US
 16625        2893       1288    2154  AKAMAI-AS, US
396982        2814       3570     432  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        9312       1251    1840  TTNET, TR
 12479        7640       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3882       3396     141  AKAMAI-ASN1, NL
  9009        3684        313    1864  M247, RO
 12389        2937       2295     887  ROSTELECOM-AS, RU
 34984        2376        362     579  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1814        130    1336  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       11962       3268     595  UNINET, MX
 10620        3543        494     935  Telmex Colombia S.A., CO
 13999        2552        534     364  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1579       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        780     203  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11664        1172        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1148        374     163  Axtel, S.A.B. de C.V., MX
  6147        1103        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        1612        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         953        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         544         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       11962       3268     595  UNINET, MX
 16509       10706      11806    3740  AMAZON-02, US
  9808        9941       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9312       1251    1840  TTNET, TR
 12479        7640       1708     145  UNI2-AS, ES
   174        5893       8780     911  COGENT-174, US
  7545        5708        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4642        308     545  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        9941         9864  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7640         7495  UNI2-AS, ES
 47331        9312         7472  TTNET, TR
 16509       10706         6966  AMAZON-02, US
  7545        5708         5048  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5893         4982  COGENT-174, US
  4538        5011         4937  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4324         4301  FPT-AS-AP FPT Telecom Company, VN
 11492        4642         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
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      /11:92      /12:296     
/13:582     /14:1191    /15:2131    /16:13337   /17:8392    /18:14146   
/19:25166   /20:45453   /21:54144   /22:114742  /23:107577  /24:613616  
/25:660     /26:649     /27:1187    /28:303     /29:520     /30:504     
/31:333     /32:882     

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

   ASN  No of nets  Total ann.  Description
 47331        8404        9312  TTNET, TR
 12479        6695        7640  UNI2-AS, ES
  8151        6091       11962  UNINET, MX
 11492        3553        4642  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2566        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 16509        2162       10706  AMAZON-02, US

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

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

   1:2316      2:1634      3:471       4:23        5:4796      6:161    
   7:6         8:1611      9:2        11:172      12:1433     13:375    
  14:2413     15:328      16:259      17:362      18:885      20:419    
  21:4        22:188      23:6909     24:3075     25:2        27:2706   
  29:19       31:2793     32:63       34:69       35:142      36:2381   
  37:4618     38:9898     39:918      40:153      41:4649     42:1996   
  43:2478     44:333      45:19077    46:4697     47:300      49:1996   
  50:1894     51:577      52:1612     54:314      55:956      56:8      
  57:226      58:2252     59:1275     60:1065     61:2869     62:2883   
  63:1878     64:5653     65:2315     66:4804     67:3100     68:1359   
  69:4044     70:1331     71:578      72:2937     74:2697     75:1606   
  76:623      77:2687     78:4203     79:1630     80:2217     81:2197   
  82:1756     83:1422     84:1793     85:4103     86:1004     87:2358   
  88:3197     89:4431     90:684      91:8371     92:2506     93:2779   
  94:3860     95:5503     96:1275     97:325      98:1075     99:737    
 100:73      101:1178    102:3807    103:32456   104:4421    105:2128   
 106:994     107:2402    108:1174    109:3996    110:2143    111:3310   
 112:2077    113:1827    114:1902    115:2157    116:1999    117:2683   
 118:2882    119:2012    120:1840    121:1441    122:2715    123:2227   
 124:1687    125:2862    126:64      128:1499    129:1012    130:1256   
 131:2054    132:944     133:428     134:1516    135:352     136:1211   
 137:1121    138:3249    139:1528    140:1459    141:1457    142:1779   
 143:1760    144:1029    145:371     146:2144    147:2041    148:2573   
 149:2869    150:1072    151:1371    152:2134    153:568     154:6887   
 155:1444    156:2469    157:1851    158:1191    159:2443    160:3195   
 161:1731    162:3586    163:1774    164:1755    165:2191    166:1314   
 167:1881    168:4400    169:835     170:5484    171:1053    172:3943   
 173:3113    174:905     175:1255    176:3605    177:6314    178:3744   
 179:2692    180:2497    181:4018    182:3324    183:2045    184:2274   
 185:21364   186:5691    187:5014    188:4328    189:4510    190:9874   
 191:2104    192:11127   193:9308    194:7647    195:5549    196:3403   
 197:3168    198:6091    199:8153    200:8778    201:6624    202:10744  
 203:10568   204:4635    205:3727    206:4575    207:3705    208:4216   
 209:5209    210:4838    211:2671    212:4526    213:3794    214:1058   
 215:63      216:6805    217:3001    218:1418    219:557     220:2037   
 221:1049    222:876     223:2245   

End of report


More information about the ren-bgp-stats-all mailing list