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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 5 22:41:43 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 05 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:                             1005195
    Prefixes after maximum aggregation (per Origin AS):          369431
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464441
Total ASes present in the Internet Routing Table:                 76282
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65353
Origin ASes announcing only one prefix:                           26161
Transit ASes present in the Internet Routing Table:               10929
Transit-only ASes present in the Internet Routing Table:            533
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:                                      68
    Max AS path prepend of ASN ( 37447)                              66
Prefixes from unregistered ASNs in the Routing Table:              1058
    Number of instances of unregistered ASNs:                      1066
Number of 32-bit ASNs allocated by the RIRs:                      45307
Number of 32-bit ASNs visible in the Routing Table:               37104
Prefixes from 32-bit ASNs in the Routing Table:                  203081
Number of bogon 32-bit ASNs visible in the Routing Table:            91
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            632
Number of addresses announced to Internet:                   3037934073
    Equivalent to 181 /8s, 19 /16s and 49 /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:      341822

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

Prefixes being announced by APNIC Region ASes:                   259608
    Total APNIC prefixes after maximum aggregation:               75463
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251365
    Unique aggregates announced from the APNIC address blocks:   100749
APNIC Region origin ASes present in the Internet Routing Table:   14347
    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:   1924
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:   9776
Number of APNIC addresses announced to Internet:              762055797
    Equivalent to 45 /8s, 108 /16s and 12 /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:                    288794
    Total ARIN prefixes after maximum aggregation:               127580
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292724
    Unique aggregates announced from the ARIN address blocks:    134809
ARIN Region origin ASes present in the Internet Routing Table:    19184
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1978
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:    4996
Number of ARIN addresses announced to Internet:              1267201602
    Equivalent to 75 /8s, 135 /16s and 246 /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:                    282912
    Total RIPE prefixes after maximum aggregation:               130556
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278609
    Unique aggregates announced from the RIPE address blocks:    166552
RIPE Region origin ASes present in the Internet Routing Table:    28784
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12071
RIPE Region transit ASes present in the Internet Routing Table:    3949
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12018
Number of RIPE addresses announced to Internet:               723984162
    Equivalent to 43 /8s, 39 /16s and 31 /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:                  137182
    Total LACNIC prefixes after maximum aggregation:              28653
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         135162
    Unique aggregates announced from the LACNIC address blocks:   47548
LACNIC Region origin ASes present in the Internet Routing Table:  11157
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2144
LACNIC Region transit ASes present in the Internet Routing Table:  2503
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:  9062
Number of LACNIC addresses announced to Internet:             178319136
    Equivalent to 10 /8s, 160 /16s and 239 /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:                  35641
    Total AfriNIC prefixes after maximum aggregation:              6512
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         46702
    Unique aggregates announced from the AfriNIC address blocks:  14265
AfriNIC Region origin ASes present in the Internet Routing Table:  1888
    AfriNIC Prefixes per ASN:                                     24.74
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       68
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1252
Number of AfriNIC addresses announced to Internet:            106000128
    Equivalent to 6 /8s, 81 /16s and 111 /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        9897       8746      76  CHINAMOBILE-CN China Mobile Communication
  7545        5699        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5034       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4296        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        3642       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2797        831     481  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        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       10665      11799    3780  AMAZON-02, US
   174        5844       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        3432       3051     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        2987      23677    1872  ATT-INTERNET4, US
 16625        2901       1288    2153  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        9288       1248    1871  TTNET, TR
 12479        7656       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3899       3396     142  AKAMAI-ASN1, NL
  9009        3676        313    1856  M247, RO
 12389        2934       2299     882  ROSTELECOM-AS, RU
 34984        2376        362     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1796        128    1323  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       11995       3288     608  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        1581       2310     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1316        774     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1117        165     451  Techtel LMDS Comunicaciones Interactivas 
  6147        1106        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        1334         84      68  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         558       1861      35  IAM-AS, MA
 36914         541         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       11995       3288     608  UNINET, MX
 16509       10665      11799    3780  AMAZON-02, US
  9808        9897       8746      76  CHINAMOBILE-CN China Mobile Communication
 47331        9288       1248    1871  TTNET, TR
 12479        7656       1708     145  UNI2-AS, ES
   174        5844       8781     904  COGENT-174, US
  7545        5699        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5034       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        9897         9821  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7656         7511  UNI2-AS, ES
 47331        9288         7417  TTNET, TR
 16509       10665         6885  AMAZON-02, US
  7545        5699         5040  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5034         4960  ERX-CERNET-BKB China Education and Research Net
   174        5844         4940  COGENT-174, US
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4296         4273  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    /16:13348   /17:8386    /18:14175   
/19:25235   /20:45355   /21:54090   /22:114751  /23:107559  /24:612868  
/25:659     /26:649     /27:1183    /28:298     /29:520     /30:505     
/31:346     /32:896     

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

   ASN  No of nets  Total ann.  Description
 47331        8381        9288  TTNET, TR
 12479        6716        7656  UNI2-AS, ES
  8151        6092       11995  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        2563        3432  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2170        3541  Telmex Colombia S.A., CO
 30036        2162        2500  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2318      2:1634      3:456       4:22        5:4760      6:161    
   7:6         8:1610      9:2        11:172      12:1431     13:366    
  14:2407     15:327      16:259      17:363      18:876      20:419    
  21:4        22:188      23:6866     24:3074     25:2        27:2686   
  29:19       31:2760     32:63       34:69       35:142      36:2377   
  37:4636     38:9811     39:922      40:151      41:4596     42:1994   
  43:2472     44:334      45:19081    46:4726     47:299      49:1998   
  50:1882     51:577      52:1612     54:317      55:959      56:8      
  57:224      58:2255     59:1272     60:1064     61:2857     62:2883   
  63:1878     64:5680     65:2318     66:4772     67:3105     68:1354   
  69:4056     70:1331     71:573      72:2935     74:2717     75:1600   
  76:622      77:2684     78:4205     79:1841     80:2238     81:2184   
  82:1756     83:1408     84:1775     85:4101     86:993      87:2345   
  88:3182     89:4412     90:683      91:8354     92:2465     93:2752   
  94:3838     95:5497     96:1276     97:325      98:1070     99:737    
 100:73      101:1177    102:3796    103:32502   104:4404    105:2123   
 106:988     107:2395    108:1176    109:4127    110:2147    111:3257   
 112:2079    113:1833    114:1901    115:2118    116:1995    117:2666   
 118:2878    119:2045    120:1834    121:1442    122:2713    123:2209   
 124:1689    125:2866    126:64      128:1486    129:1019    130:1257   
 131:2047    132:941     133:428     134:1514    135:352     136:1205   
 137:1120    138:3265    139:1543    140:1459    141:1455    142:1746   
 143:1764    144:1032    145:371     146:2144    147:2042    148:2574   
 149:2888    150:1075    151:1361    152:2132    153:570     154:6798   
 155:1445    156:2478    157:1831    158:1192    159:2436    160:3171   
 161:1725    162:3583    163:1764    164:1747    165:2190    166:1306   
 167:1885    168:4398    169:830     170:5490    171:1056    172:3918   
 173:3116    174:905     175:1254    176:3585    177:6295    178:3733   
 179:2654    180:2508    181:4029    182:3329    183:2027    184:2275   
 185:21337   186:5649    187:4994    188:4306    189:4557    190:9862   
 191:2100    192:11118   193:9297    194:7635    195:5519    196:3395   
 197:3184    198:6085    199:8138    200:8706    201:6611    202:10736  
 203:10567   204:4644    205:3723    206:4592    207:3710    208:4209   
 209:5191    210:4850    211:2669    212:4499    213:3787    214:1062   
 215:49      216:6839    217:2993    218:1424    219:557     220:2035   
 221:1049    222:873     223:2246   

End of report


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