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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 27 22:41:23 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 27 Aug, 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:                             1005898
    Prefixes after maximum aggregation (per Origin AS):          369245
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467071
Total ASes present in the Internet Routing Table:                 76262
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65334
Origin ASes announcing only one prefix:                           26147
Transit ASes present in the Internet Routing Table:               10928
Transit-only ASes present in the Internet Routing Table:            532
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:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1055
    Number of instances of unregistered ASNs:                      1066
Number of 32-bit ASNs allocated by the RIRs:                      45253
Number of 32-bit ASNs visible in the Routing Table:               37059
Prefixes from 32-bit ASNs in the Routing Table:                  202946
Number of bogon 32-bit ASNs visible in the Routing Table:           106
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            650
Number of addresses announced to Internet:                   3037658052
    Equivalent to 181 /8s, 14 /16s and 251 /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:      341994

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

Prefixes being announced by APNIC Region ASes:                   260040
    Total APNIC prefixes after maximum aggregation:               75202
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          251880
    Unique aggregates announced from the APNIC address blocks:   102135
APNIC Region origin ASes present in the Internet Routing Table:   14336
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4346
APNIC Region transit ASes present in the Internet Routing Table:   1924
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9763
Number of APNIC addresses announced to Internet:              762233664
    Equivalent to 45 /8s, 110 /16s and 195 /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:                    288740
    Total ARIN prefixes after maximum aggregation:               127468
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292749
    Unique aggregates announced from the ARIN address blocks:    134586
ARIN Region origin ASes present in the Internet Routing Table:    19181
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1975
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:    4989
Number of ARIN addresses announced to Internet:              1267001666
    Equivalent to 75 /8s, 132 /16s and 233 /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:                    283076
    Total RIPE prefixes after maximum aggregation:               130479
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278424
    Unique aggregates announced from the RIPE address blocks:    166289
RIPE Region origin ASes present in the Internet Routing Table:    28767
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    3956
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11992
Number of RIPE addresses announced to Internet:               723989794
    Equivalent to 43 /8s, 39 /16s and 53 /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:                  137043
    Total LACNIC prefixes after maximum aggregation:              28896
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135099
    Unique aggregates announced from the LACNIC address blocks:   49351
LACNIC Region origin ASes present in the Internet Routing Table:  11166
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2141
LACNIC Region transit ASes present in the Internet Routing Table:  2508
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9069
Number of LACNIC addresses announced to Internet:             177783328
    Equivalent to 10 /8s, 152 /16s and 194 /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:                  35944
    Total AfriNIC prefixes after maximum aggregation:              6522
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         47095
    Unique aggregates announced from the AfriNIC address blocks:  14167
AfriNIC Region origin ASes present in the Internet Routing Table:  1885
    AfriNIC Prefixes per ASN:                                     24.98
AfriNIC Region origin ASes announcing only one prefix:              634
AfriNIC Region transit ASes present in the Internet Routing Table:  368
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: 1246
Number of AfriNIC addresses announced to Internet:            106266112
    Equivalent to 6 /8s, 85 /16s and 126 /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        9900       8746      76  CHINAMOBILE-CN China Mobile Communication
  7545        5700        841     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5057       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4300        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3958       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3787        508     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3256       1841     103  VNPT-AS-VN VNPT Corp, VN
 24560        2789        826     481  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2204        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       10544      11781    3749  AMAZON-02, US
   174        5806       8782     906  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3429       3053     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3252      54897    2504  DNIC-AS-00749, US
 16625        3122       1297    2165  AKAMAI-AS, US
  7018        2954      23675    1859  ATT-INTERNET4, US
396982        2790       3568     420  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        9282       1245    1874  TTNET, TR
 12479        7702       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3886       3396     141  AKAMAI-ASN1, NL
  9009        3676        313    1856  M247, RO
 12389        2933       2299     882  ROSTELECOM-AS, RU
 34984        2372        362     579  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
  8551        1799        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1771        127    1302  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       12093       3306     611  UNINET, MX
 10620        3538        494     932  Telmex Colombia S.A., CO
 13999        2517        429     568  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        777     200  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1116         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1114        374     163  Axtel, S.A.B. de C.V., MX
 22884        1070         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6147        1051        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        1610        389      16  LINKdotNET-AS, EG
 36992        1410       1519     283  ETISALAT-MISR, EG
 29571        1334         84      68  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         558       1861      35  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

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       12093       3306     611  UNINET, MX
 16509       10544      11781    3749  AMAZON-02, US
  9808        9900       8746      76  CHINAMOBILE-CN China Mobile Communication
 47331        9282       1245    1874  TTNET, TR
 12479        7702       1708     145  UNI2-AS, ES
   174        5806       8782     906  COGENT-174, US
  7545        5700        841     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5057       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     547  CABLEONE, US
 39891        4539        273      57  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        9900         9824  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7702         7557  UNI2-AS, ES
 47331        9282         7408  TTNET, TR
 16509       10544         6795  AMAZON-02, US
  7545        5700         5041  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5057         4983  ERX-CERNET-BKB China Education and Research Net
   174        5806         4900  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4300         4277  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4081  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
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:       174  COGENT-174, 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

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      /12:295     
/13:583     /14:1194    /15:2125    /16:13337   /17:8381    /18:14150   
/19:25256   /20:45385   /21:54116   /22:114816  /23:107642  /24:613437  
/25:655     /26:641     /27:1181    /28:297     /29:520     /30:501     
/31:348     /32:875     

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

   ASN  No of nets  Total ann.  Description
 47331        8381        9282  TTNET, TR
 12479        6770        7702  UNI2-AS, ES
  8151        6180       12093  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2564        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2167        3538  Telmex Colombia S.A., CO
 30036        2166        2507  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2326      2:1694      3:443       4:22        5:4757      6:162    
   7:6         8:1615      9:2        11:172      12:1434     13:351    
  14:2403     15:327      16:259      17:365      18:871      20:416    
  21:4        22:188      23:6902     24:3084     25:2        27:2694   
  29:19       31:2743     32:63       34:69       35:142      36:2372   
  37:4620     38:9676     39:920      40:151      41:4661     42:2000   
  43:2465     44:334      45:19087    46:4732     47:300      49:2034   
  50:1874     51:582      52:1607     54:316      55:959      56:8      
  57:224      58:2245     59:1278     60:1063     61:2946     62:2900   
  63:1893     64:5681     65:2325     66:4806     67:3085     68:1357   
  69:4075     70:1335     71:575      72:2936     74:2682     75:1598   
  76:625      77:2685     78:4202     79:1822     80:2238     81:2204   
  82:1737     83:1412     84:1754     85:4111     86:977      87:2332   
  88:3175     89:4396     90:692      91:8344     92:2458     93:2741   
  94:3831     95:5442     96:1274     97:325      98:1062     99:733    
 100:73      101:1186    102:4000    103:32579   104:4581    105:2108   
 106:994     107:2399    108:1173    109:4137    110:2150    111:3314   
 112:2079    113:1831    114:1869    115:2178    116:1996    117:2677   
 118:2880    119:2022    120:1835    121:1434    122:2715    123:2325   
 124:1674    125:2874    126:64      128:1478    129:1020    130:1259   
 131:2059    132:934     133:428     134:1485    135:352     136:1151   
 137:1120    138:3249    139:1538    140:1452    141:1474    142:1704   
 143:1763    144:1035    145:371     146:2165    147:2036    148:2569   
 149:2887    150:1075    151:1359    152:2146    153:571     154:6910   
 155:1449    156:2432    157:1834    158:1195    159:2453    160:3146   
 161:1727    162:3589    163:1758    164:1740    165:2195    166:1292   
 167:1889    168:4392    169:834     170:5470    171:1057    172:3946   
 173:3117    174:905     175:1260    176:3592    177:6296    178:3781   
 179:2663    180:2507    181:3999    182:3343    183:2018    184:2278   
 185:21304   186:5647    187:5036    188:4311    189:4537    190:9776   
 191:2134    192:11117   193:9287    194:7620    195:5499    196:3394   
 197:3128    198:6090    199:8115    200:8694    201:6602    202:10754  
 203:10610   204:4634    205:3740    206:4585    207:3709    208:4232   
 209:5169    210:4860    211:2661    212:4501    213:3798    214:1067   
 215:49      216:6830    217:3028    218:1424    219:594     220:2030   
 221:1050    222:871     223:2247   

End of report


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