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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Mar 2 22:41:17 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 02 Mar, 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:                              989725
    Prefixes after maximum aggregation (per Origin AS):          363462
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      458520
Total ASes present in the Internet Routing Table:                 75707
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64911
Origin ASes announcing only one prefix:                           26111
Transit ASes present in the Internet Routing Table:               10796
Transit-only ASes present in the Internet Routing Table:            516
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:                                     103
    Max AS path prepend of ASN (149381)                             100
Prefixes from unregistered ASNs in the Routing Table:              1281
    Number of instances of unregistered ASNs:                      1284
Number of 32-bit ASNs allocated by the RIRs:                      43748
Number of 32-bit ASNs visible in the Routing Table:               36076
Prefixes from 32-bit ASNs in the Routing Table:                  189519
Number of bogon 32-bit ASNs visible in the Routing Table:           192
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            644
Number of addresses announced to Internet:                   3042969011
    Equivalent to 181 /8s, 96 /16s and 5 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      338379

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

Prefixes being announced by APNIC Region ASes:                   258766
    Total APNIC prefixes after maximum aggregation:               73768
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251303
    Unique aggregates announced from the APNIC address blocks:   100313
APNIC Region origin ASes present in the Internet Routing Table:   14081
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4213
APNIC Region transit ASes present in the Internet Routing Table:   1889
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                        103
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9434
Number of APNIC addresses announced to Internet:              775085728
    Equivalent to 46 /8s, 50 /16s and 222 /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:                    283525
    Total ARIN prefixes after maximum aggregation:               125247
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288159
    Unique aggregates announced from the ARIN address blocks:    132588
ARIN Region origin ASes present in the Internet Routing Table:    19133
    ARIN Prefixes per ASN:                                        15.06
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    1954
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4856
Number of ARIN addresses announced to Internet:              1270623552
    Equivalent to 75 /8s, 188 /16s and 45 /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, 393216-401308
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:                    281949
    Total RIPE prefixes after maximum aggregation:               128544
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275789
    Unique aggregates announced from the RIPE address blocks:    162304
RIPE Region origin ASes present in the Internet Routing Table:    28648
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12102
RIPE Region transit ASes present in the Internet Routing Table:    3960
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11672
Number of RIPE addresses announced to Internet:               712950643
    Equivalent to 42 /8s, 126 /16s and 195 /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:                  130159
    Total LACNIC prefixes after maximum aggregation:              28998
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128930
    Unique aggregates announced from the LACNIC address blocks:   49536
LACNIC Region origin ASes present in the Internet Routing Table:  11072
    LACNIC Prefixes per ASN:                                      11.64
LACNIC Region origin ASes announcing only one prefix:              2237
LACNIC Region transit ASes present in the Internet Routing Table:  2440
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8921
Number of LACNIC addresses announced to Internet:             177648224
    Equivalent to 10 /8s, 150 /16s and 178 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  34045
    Total AfriNIC prefixes after maximum aggregation:              6123
    AfriNIC Deaggregation factor:                                  5.56
Prefixes being announced from the AfriNIC address blocks:         44899
    Unique aggregates announced from the AfriNIC address blocks:  13245
AfriNIC Region origin ASes present in the Internet Routing Table:  1837
    AfriNIC Prefixes per ASN:                                     24.44
AfriNIC Region origin ASes announcing only one prefix:              617
AfriNIC Region transit ASes present in the Internet Routing Table:  351
Average AfriNIC Region AS path length visible:                      4.2
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1193
Number of AfriNIC addresses announced to Internet:            106321920
    Equivalent to 6 /8s, 86 /16s and 88 /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        9818       8740      57  CHINAMOBILE-CN China Mobile Communicati
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5033       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4569        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3869       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3514        497     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2746        862     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2503      11259     578  KIXS-AS-KR Korea Telecom, KR

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        9677      11265    3371  AMAZON-02, US
 22773        5007       3078     297  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4936       6644     684  COGENT-174, US
 11492        4581        304     649  CABLEONE, US
  7155        4186        289      98  VIASAT-SP-BACKBONE, US
  6327        3597       1320      75  SHAW, CA
 16625        3250       1413    2309  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2907       3647    1404  DNIC-ASBLK-00306-00371, US
396982        2761       3640     397  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        8997       1210    2368  TTNET, TR
 12479        7615       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3952       3396     150  AKAMAI-ASN1, NL
  9009        3291        286    1604  M247, RO
 12389        2959       2302     901  ROSTELECOM-AS, RU
  8551        2652        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2508        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2450       1852      14  TE-AS TE-AS, EG
 34984        2400        366     587  TELLCOM-AS, TR

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       12510       3347     609  UNINET, MX
 10620        3524        496     890  Telmex Colombia S.A., CO
 13999        2526        343     645  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1342       2319     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1310        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        349     490  Axtel, S.A.B. de C.V., MX
 11664        1143        179     420  Techtel LMDS Comunicaciones Interactiva
 26615        1129       2503      66  TIM SA, BR
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR

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        1629        315      40  Telkom-Internet, ZA
 24835        1544        545      28  RAYA-AS, EG
 24863        1518        389      16  LINKdotNET-AS, EG
 36992        1362       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1159         74      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 36914         554         82       3  KENET-AS, KE
 15399         515         54      45  WANANCHI-, 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       12510       3347     609  UNINET, MX
  9808        9818       8740      57  CHINAMOBILE-CN China Mobile Communicati
 16509        9677      11265    3371  AMAZON-02, US
 47331        8997       1210    2368  TTNET, TR
 12479        7615       1714     147  UNI2-AS, ES
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5033       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5007       3078     297  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4936       6644     684  COGENT-174, US
 39891        4758        286      60  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        9818         9761  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7615         7468  UNI2-AS, ES
 47331        8997         6629  TTNET, TR
 16509        9677         6306  AMAZON-02, US
  7545        5655         4981  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5033         4958  ERX-CERNET-BKB China Education and Research Net
 22773        5007         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4569         4544  FPT-AS-AP FPT Telecom Company, VN
   174        4936         4252  COGENT-174, 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
    215391  UNALLOCATED  5.178.98.0/24           212219  HOSTINGDUNYAM HOSTING DUNYAM
     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-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.172.248.0/24      Origin:     33622  NEXET-NETWORK, US
23.172.248.0/24     Transit:     53667  PONYNET, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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       /9:14      /10:37      /11:98      /12:300     
/13:579     /14:1208    /15:2135    /16:13532   /17:8476    /18:14205   
/19:25408   /20:45537   /21:53755   /22:114241  /23:106777  /24:598520  
/25:1106    /26:1057    /27:1508    /28:161     /29:255     /30:85      
/31:104     /32:610     

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

   ASN  No of nets  Total ann.  Description
 47331        8115        8997  TTNET, TR
 12479        6730        7615  UNI2-AS, ES
  8151        6472       12510  UNINET, MX
 22773        4043        5007  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4581  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3394        3597  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2164        2508  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2129        3524  Telmex Colombia S.A., CO

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

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

   1:2324      2:1619      3:308       4:22        5:4677      6:161    
   7:6         8:1629      9:2        11:183      12:1472     13:384    
  14:2443     15:313      16:208      17:372      18:743      20:378    
  21:4        22:188      23:6671     24:3164     25:2        27:2650   
  29:19       31:2794     32:61       34:46       35:127      36:2212   
  37:4637     38:8186     39:900      40:141      41:4643     42:2196   
  43:2388     44:330      45:17775    46:4464     47:293      49:1936   
  50:1924     51:580      52:1614     54:311      55:885      56:5      
  57:158      58:2112     59:1204     60:1022     61:2768     62:2844   
  63:1945     64:5719     65:2369     66:4865     67:3129     68:1591   
  69:4099     70:1519     71:583      72:3032     74:2630     75:1589   
  76:635      77:2538     78:4141     79:2502     80:2177     81:2164   
  82:1572     83:1321     84:1667     85:4040     86:943      87:2252   
  88:3004     89:4155     90:685      91:8120     92:2279     93:2653   
  94:3829     95:5342     96:1322     97:314      98:1098     99:743    
 100:120     101:1187    102:3541    103:32975   104:4786    105:2037   
 106:1003    107:2786    108:1140    109:4088    110:2174    111:3203   
 112:2091    113:1781    114:1789    115:2149    116:1986    117:2652   
 118:2795    119:2025    120:1816    121:1363    122:2819    123:2268   
 124:1638    125:2878    126:28      128:1603    129:1021    130:1137   
 131:1928    132:936     133:410     134:1717    135:354     136:928    
 137:1064    138:3021    139:1568    140:1375    141:1364    142:1597   
 143:1573    144:1028    145:345     146:2053    147:1720    148:2517   
 149:2629    150:1039    151:1341    152:1997    153:596     154:6062   
 155:1400    156:2136    157:1611    158:1106    159:2246    160:2699   
 161:1660    162:3640    163:1735    164:1693    165:2176    166:1077   
 167:1729    168:4124    169:823     170:5002    171:1032    172:3858   
 173:3068    174:934     175:1259    176:3816    177:5299    178:3707   
 179:2505    180:2465    181:3776    182:3424    183:2036    184:2284   
 185:20983   186:5197    187:4836    188:4245    189:4379    190:9510   
 191:1903    192:11043   193:9068    194:7620    195:5448    196:3642   
 197:2970    198:6061    199:7352    200:8507    201:6455    202:10777  
 203:10557   204:4641    205:3756    206:4581    207:3588    208:4216   
 209:5070    210:4785    211:2608    212:4407    213:3553    214:1108   
 215:44      216:6867    217:3054    218:1387    219:606     220:2125   
 221:1028    222:879     223:2239   

End of report


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