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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 9 22:43:34 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 09 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:                             1005304
    Prefixes after maximum aggregation (per Origin AS):          369331
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464522
Total ASes present in the Internet Routing Table:                 76275
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65518
Origin ASes announcing only one prefix:                           26187
Transit ASes present in the Internet Routing Table:               10757
Transit-only ASes present in the Internet Routing Table:            521
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     204
    Max AS path prepend of ASN (214727)                             200
Prefixes from unregistered ASNs in the Routing Table:              1050
    Number of instances of unregistered ASNs:                      1057
Number of 32-bit ASNs allocated by the RIRs:                      45346
Number of 32-bit ASNs visible in the Routing Table:               37104
Prefixes from 32-bit ASNs in the Routing Table:                  203053
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:            623
Number of addresses announced to Internet:                   3038141636
    Equivalent to 181 /8s, 22 /16s and 92 /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:      341821

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

Prefixes being announced by APNIC Region ASes:                   259807
    Total APNIC prefixes after maximum aggregation:               75467
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251545
    Unique aggregates announced from the APNIC address blocks:   100836
APNIC Region origin ASes present in the Internet Routing Table:   14349
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               4361
APNIC Region transit ASes present in the Internet Routing Table:   1905
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9780
Number of APNIC addresses announced to Internet:              762122560
    Equivalent to 45 /8s, 109 /16s and 17 /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:                    289190
    Total ARIN prefixes after maximum aggregation:               127402
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292842
    Unique aggregates announced from the ARIN address blocks:    134850
ARIN Region origin ASes present in the Internet Routing Table:    19179
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    1951
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5001
Number of ARIN addresses announced to Internet:              1267224130
    Equivalent to 75 /8s, 136 /16s and 78 /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:                    282630
    Total RIPE prefixes after maximum aggregation:               130638
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278641
    Unique aggregates announced from the RIPE address blocks:    166635
RIPE Region origin ASes present in the Internet Routing Table:    28785
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12083
RIPE Region transit ASes present in the Internet Routing Table:    3909
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                         204
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12011
Number of RIPE addresses announced to Internet:               724073250
    Equivalent to 43 /8s, 40 /16s and 123 /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:                  136771
    Total LACNIC prefixes after maximum aggregation:              28642
    LACNIC Deaggregation factor:                                   4.78
Prefixes being announced from the LACNIC address blocks:         134742
    Unique aggregates announced from the LACNIC address blocks:   47431
LACNIC Region origin ASes present in the Internet Routing Table:  11170
    LACNIC Prefixes per ASN:                                      12.06
LACNIC Region origin ASes announcing only one prefix:              2152
LACNIC Region transit ASes present in the Internet Routing Table:  2471
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9065
Number of LACNIC addresses announced to Internet:             178343456
    Equivalent to 10 /8s, 161 /16s and 78 /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:                  35856
    Total AfriNIC prefixes after maximum aggregation:              6521
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46910
    Unique aggregates announced from the AfriNIC address blocks:  14261
AfriNIC Region origin ASes present in the Internet Routing Table:  1887
    AfriNIC Prefixes per ASN:                                     24.86
AfriNIC Region origin ASes announcing only one prefix:              636
AfriNIC Region transit ASes present in the Internet Routing Table:  359
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       49
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247
Number of AfriNIC addresses announced to Internet:            106008320
    Equivalent to 6 /8s, 81 /16s and 143 /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      77  CHINAMOBILE-CN China Mobile Communication
  7545        5703        836     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5009       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4251        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3916       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2805        836     469  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     195  TATACOMM-AS TATA Communications formerly 

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10636      11795    3786  AMAZON-02, US
   174        5836       8778     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        3429       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3250      54907    2502  DNIC-AS-00749, US
  7018        3024      23680    1899  ATT-INTERNET4, US
 16625        2901       1294    2156  AKAMAI-AS, US
396982        2810       3570     431  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9294       1249    1858  TTNET, TR
 12479        7650       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3898       3396     142  AKAMAI-ASN1, NL
  9009        3670        313    1853  M247, RO
 12389        2937       2299     884  ROSTELECOM-AS, RU
 34984        2376        362     578  TELLCOM-AS, TR
  8452        1863       1852      14  TE-AS TE-AS, EG
212238        1803        129    1328  CDNEXT, GB
  8551        1777        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       12002       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        1580       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1316        774     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1146        374     163  Axtel, S.A.B. de C.V., MX
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 22884        1069         98     373  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1621        593      29  RAYA-AS, EG
 24863        1608        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         954        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         549         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       12002       3288     608  UNINET, MX
 16509       10636      11795    3786  AMAZON-02, US
  9808        9897       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9294       1249    1858  TTNET, TR
 12479        7650       1708     145  UNI2-AS, ES
   174        5836       8778     904  COGENT-174, US
  7545        5703        836     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5009       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         9820  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7650         7505  UNI2-AS, ES
 47331        9294         7436  TTNET, TR
 16509       10636         6850  AMAZON-02, US
  7545        5703         5044  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5009         4935  ERX-CERNET-BKB China Education and Research Net
   174        5836         4932  COGENT-174, US
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4251         4228  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     
/13:586     /14:1195    /15:2131    /16:13346   /17:8383    /18:14191   
/19:25250   /20:45450   /21:54039   /22:114675  /23:107570  /24:612988  
/25:661     /26:652     /27:1185    /28:302     /29:519     /30:501     
/31:342     /32:879     

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

   ASN  No of nets  Total ann.  Description
 47331        8386        9294  TTNET, TR
 12479        6706        7650  UNI2-AS, ES
  8151        6097       12002  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        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2170        3541  Telmex Colombia S.A., CO
 30036        2163        2501  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2303      2:1636      3:449       4:22        5:4772      6:161    
   7:6         8:1610      9:2        11:172      12:1431     13:364    
  14:2409     15:324      16:259      17:363      18:878      20:419    
  21:4        22:188      23:6886     24:3071     25:2        27:2691   
  29:19       31:2775     32:63       34:69       35:142      36:2379   
  37:4639     38:9833     39:922      40:152      41:4639     42:1981   
  43:2474     44:333      45:19067    46:4697     47:300      49:1998   
  50:1890     51:577      52:1611     54:317      55:959      56:8      
  57:224      58:2254     59:1276     60:1063     61:2870     62:2881   
  63:1879     64:5677     65:2319     66:4789     67:3093     68:1354   
  69:4044     70:1332     71:575      72:2936     74:2702     75:1605   
  76:625      77:2686     78:4202     79:1827     80:2227     81:2185   
  82:1755     83:1409     84:1773     85:4110     86:992      87:2353   
  88:3188     89:4424     90:684      91:8334     92:2479     93:2774   
  94:3846     95:5505     96:1275     97:325      98:1068     99:736    
 100:73      101:1181    102:3793    103:32494   104:4424    105:2128   
 106:993     107:2399    108:1172    109:4134    110:2148    111:3309   
 112:2076    113:1831    114:1898    115:2158    116:1996    117:2681   
 118:2876    119:2042    120:1834    121:1442    122:2715    123:2203   
 124:1687    125:2866    126:64      128:1495    129:1012    130:1256   
 131:2047    132:936     133:428     134:1516    135:351     136:1211   
 137:1130    138:3232    139:1543    140:1462    141:1454    142:1765   
 143:1762    144:1033    145:370     146:2131    147:2041    148:2545   
 149:2891    150:1076    151:1363    152:2131    153:570     154:6804   
 155:1442    156:2478    157:1842    158:1193    159:2438    160:3181   
 161:1728    162:3587    163:1772    164:1753    165:2190    166:1310   
 167:1888    168:4378    169:833     170:5459    171:1054    172:3925   
 173:3114    174:904     175:1254    176:3596    177:6235    178:3741   
 179:2682    180:2496    181:4022    182:3327    183:2019    184:2274   
 185:21345   186:5615    187:5010    188:4314    189:4547    190:9831   
 191:2097    192:11117   193:9294    194:7632    195:5522    196:3396   
 197:3189    198:6083    199:8145    200:8684    201:6616    202:10733  
 203:10593   204:4655    205:3734    206:4588    207:3710    208:4211   
 209:5183    210:4849    211:2671    212:4513    213:3789    214:1061   
 215:49      216:6834    217:2989    218:1423    219:557     220:2035   
 221:1049    222:873     223:2244   

End of report


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