[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 7 22:41:50 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 07 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:                             1004874
    Prefixes after maximum aggregation (per Origin AS):          369480
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464561
Total ASes present in the Internet Routing Table:                 76269
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65369
Origin ASes announcing only one prefix:                           26165
Transit ASes present in the Internet Routing Table:               10900
Transit-only ASes present in the Internet Routing Table:            540
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:                                      88
    Max AS path prepend of ASN ( 37447)                              86
Prefixes from unregistered ASNs in the Routing Table:              1046
    Number of instances of unregistered ASNs:                      1055
Number of 32-bit ASNs allocated by the RIRs:                      45328
Number of 32-bit ASNs visible in the Routing Table:               37087
Prefixes from 32-bit ASNs in the Routing Table:                  202937
Number of bogon 32-bit ASNs visible in the Routing Table:            95
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            617
Number of addresses announced to Internet:                   3037970116
    Equivalent to 181 /8s, 19 /16s and 190 /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:      341547

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

Prefixes being announced by APNIC Region ASes:                   259657
    Total APNIC prefixes after maximum aggregation:               75485
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251420
    Unique aggregates announced from the APNIC address blocks:   100835
APNIC Region origin ASes present in the Internet Routing Table:   14330
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4339
APNIC Region transit ASes present in the Internet Routing Table:   1912
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9760
Number of APNIC addresses announced to Internet:              762111808
    Equivalent to 45 /8s, 108 /16s and 231 /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:                    289094
    Total ARIN prefixes after maximum aggregation:               127701
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292748
    Unique aggregates announced from the ARIN address blocks:    134834
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:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1984
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5001
Number of ARIN addresses announced to Internet:              1267109442
    Equivalent to 75 /8s, 134 /16s and 142 /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:                    282429
    Total RIPE prefixes after maximum aggregation:               130605
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278401
    Unique aggregates announced from the RIPE address blocks:    166600
RIPE Region origin ASes present in the Internet Routing Table:    28784
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12077
RIPE Region transit ASes present in the Internet Routing Table:    3941
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12018
Number of RIPE addresses announced to Internet:               724028962
    Equivalent to 43 /8s, 39 /16s and 206 /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:                  137031
    Total LACNIC prefixes after maximum aggregation:              28519
    LACNIC Deaggregation factor:                                   4.80
Prefixes being announced from the LACNIC address blocks:         134993
    Unique aggregates announced from the LACNIC address blocks:   47533
LACNIC Region origin ASes present in the Internet Routing Table:  11164
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2157
LACNIC Region transit ASes present in the Internet Routing Table:  2499
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9063
Number of LACNIC addresses announced to Internet:             178341408
    Equivalent to 10 /8s, 161 /16s and 70 /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:                  35617
    Total AfriNIC prefixes after maximum aggregation:              6507
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         46694
    Unique aggregates announced from the AfriNIC address blocks:  14249
AfriNIC Region origin ASes present in the Internet Routing Table:  1885
    AfriNIC Prefixes per ASN:                                     24.77
AfriNIC Region origin ASes announcing only one prefix:              635
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       88
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1245
Number of AfriNIC addresses announced to Internet:            106016256
    Equivalent to 6 /8s, 81 /16s and 174 /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        5707        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4165        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        2198        434     194  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       10644      11797    3780  AMAZON-02, US
   174        5829       8779     902  COGENT-174, US
 11492        4639        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3424       3035     184  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3242      54889    2494  DNIC-AS-00749, US
  7018        3017      23680    1895  ATT-INTERNET4, US
 16625        2900       1290    2155  AKAMAI-AS, US
396982        2803       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        9299       1250    1849  TTNET, TR
 12479        7662       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3898       3396     142  AKAMAI-ASN1, NL
  9009        3675        313    1855  M247, RO
 12389        2935       2299     882  ROSTELECOM-AS, RU
 34984        2376        362     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1797        128    1323  CDNEXT, GB
  8551        1781        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       12001       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        1149        374     163  Axtel, S.A.B. de C.V., MX
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 22884        1066         97     371  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        1622        593      29  RAYA-AS, EG
 24863        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1335         85      69  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         557       1861      35  IAM-AS, MA
 36914         539         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       12001       3288     608  UNINET, MX
 16509       10644      11797    3780  AMAZON-02, US
  9808        9897       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9299       1250    1849  TTNET, TR
 12479        7662       1708     145  UNI2-AS, ES
   174        5829       8779     902  COGENT-174, US
  7545        5707        837     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       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        7662         7517  UNI2-AS, ES
 47331        9299         7450  TTNET, TR
 16509       10644         6864  AMAZON-02, US
  7545        5707         5048  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5829         4927  COGENT-174, US
  4538        4999         4925  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4165         4142  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    /16:13347   /17:8389    /18:14181   
/19:25238   /20:45333   /21:54039   /22:114671  /23:107521  /24:612749  
/25:661     /26:652     /27:1185    /28:302     /29:519     /30:501     
/31:342     /32:872     

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

   ASN  No of nets  Total ann.  Description
 47331        8390        9299  TTNET, TR
 12479        6718        7662  UNI2-AS, ES
  8151        6096       12001  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        2560        3424  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)
----------------------------------------------

   1:2285      2:1634      3:456       4:22        5:4759      6:161    
   7:6         8:1612      9:2        11:172      12:1434     13:364    
  14:2411     15:324      16:259      17:363      18:875      20:419    
  21:4        22:188      23:6879     24:3074     25:2        27:2692   
  29:19       31:2764     32:63       34:69       35:142      36:2379   
  37:4608     38:9822     39:922      40:151      41:4628     42:1959   
  43:2474     44:334      45:19087    46:4715     47:299      49:1998   
  50:1888     51:582      52:1611     54:318      55:960      56:8      
  57:224      58:2253     59:1274     60:1063     61:2861     62:2891   
  63:1878     64:5670     65:2320     66:4786     67:3094     68:1354   
  69:4038     70:1333     71:575      72:2936     74:2701     75:1606   
  76:624      77:2685     78:4199     79:1825     80:2226     81:2183   
  82:1758     83:1410     84:1776     85:4109     86:991      87:2344   
  88:3189     89:4416     90:686      91:8341     92:2470     93:2752   
  94:3847     95:5501     96:1275     97:325      98:1069     99:736    
 100:73      101:1179    102:3787    103:32491   104:4425    105:2123   
 106:993     107:2396    108:1173    109:4127    110:2146    111:3309   
 112:2077    113:1815    114:1900    115:2162    116:1993    117:2684   
 118:2862    119:2039    120:1834    121:1440    122:2713    123:2203   
 124:1688    125:2866    126:64      128:1493    129:1014    130:1250   
 131:2050    132:940     133:428     134:1516    135:351     136:1210   
 137:1123    138:3250    139:1542    140:1462    141:1456    142:1765   
 143:1762    144:1031    145:371     146:2133    147:2042    148:2572   
 149:2892    150:1081    151:1362    152:2135    153:570     154:6811   
 155:1440    156:2479    157:1844    158:1192    159:2440    160:3172   
 161:1725    162:3583    163:1770    164:1749    165:2186    166:1309   
 167:1887    168:4379    169:833     170:5467    171:1056    172:3922   
 173:3111    174:904     175:1255    176:3565    177:6253    178:3732   
 179:2648    180:2506    181:4017    182:3329    183:2011    184:2273   
 185:21342   186:5647    187:4997    188:4312    189:4561    190:9855   
 191:2102    192:11115   193:9292    194:7627    195:5521    196:3376   
 197:3170    198:6086    199:8128    200:8698    201:6600    202:10729  
 203:10589   204:4648    205:3728    206:4588    207:3711    208:4208   
 209:5185    210:4850    211:2671    212:4504    213:3787    214:1059   
 215:49      216:6838    217:2991    218:1423    219:557     220:2037   
 221:1049    222:873     223:2244   

End of report


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