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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Mar 3 22:41:19 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 03 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:                              989951
    Prefixes after maximum aggregation (per Origin AS):          363546
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      458534
Total ASes present in the Internet Routing Table:                 75702
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64919
Origin ASes announcing only one prefix:                           26104
Transit ASes present in the Internet Routing Table:               10783
Transit-only ASes present in the Internet Routing Table:            517
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:              1287
    Number of instances of unregistered ASNs:                      1289
Number of 32-bit ASNs allocated by the RIRs:                      43760
Number of 32-bit ASNs visible in the Routing Table:               36078
Prefixes from 32-bit ASNs in the Routing Table:                  189652
Number of bogon 32-bit ASNs visible in the Routing Table:           190
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            650
Number of addresses announced to Internet:                   3042913971
    Equivalent to 181 /8s, 95 /16s and 46 /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:      338489

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

Prefixes being announced by APNIC Region ASes:                   258758
    Total APNIC prefixes after maximum aggregation:               73776
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251300
    Unique aggregates announced from the APNIC address blocks:   100311
APNIC Region origin ASes present in the Internet Routing Table:   14075
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4208
APNIC Region transit ASes present in the Internet Routing Table:   1891
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:   9430
Number of APNIC addresses announced to Internet:              775105952
    Equivalent to 46 /8s, 51 /16s and 45 /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:                    283554
    Total ARIN prefixes after maximum aggregation:               125307
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288192
    Unique aggregates announced from the ARIN address blocks:    132603
ARIN Region origin ASes present in the Internet Routing Table:    19141
    ARIN Prefixes per ASN:                                        15.06
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    1955
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:    4859
Number of ARIN addresses announced to Internet:              1270581824
    Equivalent to 75 /8s, 187 /16s and 138 /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:                    282068
    Total RIPE prefixes after maximum aggregation:               128555
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275818
    Unique aggregates announced from the RIPE address blocks:    162309
RIPE Region origin ASes present in the Internet Routing Table:    28651
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12099
RIPE Region transit ASes present in the Internet Routing Table:    3956
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11680
Number of RIPE addresses announced to Internet:               712942707
    Equivalent to 42 /8s, 126 /16s and 164 /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:                  130239
    Total LACNIC prefixes after maximum aggregation:              29008
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         129006
    Unique aggregates announced from the LACNIC address blocks:   49526
LACNIC Region origin ASes present in the Internet Routing Table:  11067
    LACNIC Prefixes per ASN:                                      11.66
LACNIC Region origin ASes announcing only one prefix:              2236
LACNIC Region transit ASes present in the Internet Routing Table:  2434
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:  8918
Number of LACNIC addresses announced to Internet:             177556320
    Equivalent to 10 /8s, 149 /16s and 75 /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:              6116
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         44984
    Unique aggregates announced from the AfriNIC address blocks:  13245
AfriNIC Region origin ASes present in the Internet Routing Table:  1831
    AfriNIC Prefixes per ASN:                                     24.57
AfriNIC Region origin ASes announcing only one prefix:              610
AfriNIC Region transit ASes present in the Internet Routing Table:  352
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1191
Number of AfriNIC addresses announced to Internet:            106386688
    Equivalent to 6 /8s, 87 /16s and 85 /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        3867       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        3291       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        9688      11264    3351  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        2906       3646    1405  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        4754        286      59  ALJAWWALSTC-AS, SA
 20940        3952       3396     150  AKAMAI-ASN1, NL
  9009        3294        286    1606  M247, RO
 12389        2959       2302     901  ROSTELECOM-AS, RU
  8551        2657        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2508        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2451       1852      14  TE-AS TE-AS, EG
 34984        2399        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        1312        787     193  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        1130       2504      73  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        1550        545      28  RAYA-AS, EG
 24863        1519        389      20  LINKdotNET-AS, EG
 36992        1364       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         555       1861      34  IAM-AS, MA
 36914         550         82       3  KENET-AS, KE
 15399         524         55      48  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        9688      11264    3351  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        4754        286      59  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        9688         6337  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        4754         4695  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
     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
     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
100.65.6.0/24             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
23.176.160.0/24      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
27.0.192.0/24        Origin:    136800  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      6939  HURRICANE, 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    /16:13531   /17:8476    /18:14204   
/19:25399   /20:45538   /21:53756   /22:114239  /23:106871  /24:598664  
/25:1106    /26:1057    /27:1508    /28:161     /29:255     /30:85      
/31:104     /32:609     

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        3436        4754  ALJAWWALSTC-AS, SA
  6327        3394        3597  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2160        2504  MEDIACOM-ENTERPRISE-BUSINESS, US
  8551        2133        2657  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

   1:2324      2:1621      3:308       4:22        5:4675      6:161    
   7:6         8:1632      9:2        11:190      12:1473     13:388    
  14:2443     15:313      16:208      17:370      18:741      20:378    
  21:4        22:188      23:6672     24:3163     25:2        27:2650   
  29:19       31:2797     32:61       34:46       35:127      36:2212   
  37:4638     38:8194     39:900      40:141      41:4645     42:2196   
  43:2390     44:331      45:17771    46:4467     47:293      49:1934   
  50:1923     51:580      52:1620     54:313      55:857      56:5      
  57:158      58:2112     59:1206     60:1022     61:2768     62:2845   
  63:1942     64:5723     65:2369     66:4865     67:3129     68:1592   
  69:4106     70:1518     71:583      72:3031     74:2628     75:1590   
  76:635      77:2540     78:4141     79:2507     80:2177     81:2165   
  82:1573     83:1321     84:1668     85:4041     86:941      87:2255   
  88:3004     89:4153     90:685      91:8109     92:2282     93:2657   
  94:3833     95:5341     96:1322     97:313      98:1098     99:743    
 100:120     101:1187    102:3538    103:32972   104:4784    105:2037   
 106:1004    107:2786    108:1141    109:4094    110:2174    111:3203   
 112:2091    113:1780    114:1789    115:2150    116:1986    117:2651   
 118:2794    119:2025    120:1817    121:1363    122:2819    123:2269   
 124:1638    125:2878    126:28      128:1602    129:1024    130:1136   
 131:1922    132:934     133:410     134:1719    135:354     136:925    
 137:1065    138:3012    139:1561    140:1376    141:1362    142:1597   
 143:1577    144:1028    145:345     146:2053    147:1720    148:2517   
 149:2637    150:1041    151:1341    152:1995    153:596     154:6063   
 155:1401    156:2134    157:1607    158:1107    159:2244    160:2698   
 161:1663    162:3641    163:1736    164:1693    165:2178    166:1080   
 167:1733    168:4127    169:825     170:4992    171:1030    172:3858   
 173:3065    174:934     175:1255    176:3817    177:5282    178:3707   
 179:2507    180:2465    181:3778    182:3423    183:2036    184:2274   
 185:20989   186:5193    187:4869    188:4242    189:4379    190:9508   
 191:1908    192:11044   193:9069    194:7622    195:5445    196:3725   
 197:2967    198:6063    199:7360    200:8511    201:6464    202:10775  
 203:10558   204:4642    205:3775    206:4581    207:3592    208:4216   
 209:5071    210:4784    211:2608    212:4408    213:3554    214:1103   
 215:44      216:6868    217:3057    218:1387    219:606     220:2126   
 221:1028    222:879     223:2239   

End of report


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