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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Apr 6 22:41:04 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 06 Apr, 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:                              998662
    Prefixes after maximum aggregation (per Origin AS):          365150
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      459701
Total ASes present in the Internet Routing Table:                 75857
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65044
Origin ASes announcing only one prefix:                           25951
Transit ASes present in the Internet Routing Table:               10813
Transit-only ASes present in the Internet Routing Table:            513
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:                                     203
    Max AS path prepend of ASN ( 56409)                             200
Prefixes from unregistered ASNs in the Routing Table:              1209
    Number of instances of unregistered ASNs:                      1211
Number of 32-bit ASNs allocated by the RIRs:                      44048
Number of 32-bit ASNs visible in the Routing Table:               36289
Prefixes from 32-bit ASNs in the Routing Table:                  194777
Number of bogon 32-bit ASNs visible in the Routing Table:           172
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            667
Number of addresses announced to Internet:                   3030387380
    Equivalent to 180 /8s, 160 /16s and 10 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      341408

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

Prefixes being announced by APNIC Region ASes:                   259983
    Total APNIC prefixes after maximum aggregation:               74114
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          252435
    Unique aggregates announced from the APNIC address blocks:   100285
APNIC Region origin ASes present in the Internet Routing Table:   14154
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               4228
APNIC Region transit ASes present in the Internet Routing Table:   1890
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         52
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9506
Number of APNIC addresses announced to Internet:              760951200
    Equivalent to 45 /8s, 91 /16s and 49 /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:                    283187
    Total ARIN prefixes after maximum aggregation:               125893
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           287735
    Unique aggregates announced from the ARIN address blocks:    133219
ARIN Region origin ASes present in the Internet Routing Table:    19166
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                6949
ARIN Region transit ASes present in the Internet Routing Table:    1952
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:    4883
Number of ARIN addresses announced to Internet:              1269857602
    Equivalent to 75 /8s, 176 /16s and 125 /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:                    283377
    Total RIPE prefixes after maximum aggregation:               129237
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           277173
    Unique aggregates announced from the RIPE address blocks:    163188
RIPE Region origin ASes present in the Internet Routing Table:    28697
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    3998
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                         203
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11760
Number of RIPE addresses announced to Internet:               714933106
    Equivalent to 42 /8s, 157 /16s and 3 /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:                  136418
    Total LACNIC prefixes after maximum aggregation:              28952
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134906
    Unique aggregates announced from the LACNIC address blocks:   49499
LACNIC Region origin ASes present in the Internet Routing Table:  11084
    LACNIC Prefixes per ASN:                                      12.17
LACNIC Region origin ASes announcing only one prefix:              2082
LACNIC Region transit ASes present in the Internet Routing Table:  2433
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8948
Number of LACNIC addresses announced to Internet:             177295712
    Equivalent to 10 /8s, 145 /16s and 81 /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:                  34488
    Total AfriNIC prefixes after maximum aggregation:              6211
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         45745
    Unique aggregates announced from the AfriNIC address blocks:  12995
AfriNIC Region origin ASes present in the Internet Routing Table:  1823
    AfriNIC Prefixes per ASN:                                     25.09
AfriNIC Region origin ASes announcing only one prefix:              601
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1192
Number of AfriNIC addresses announced to Internet:            107018496
    Equivalent to 6 /8s, 96 /16s and 249 /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        9841       8742      65  CHINAMOBILE-CN China Mobile Communicati
  7545        5660        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5038       4192      76  ERX-CERNET-BKB China Education and Rese
 18403        4570        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3864       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3644       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3562        497     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2772        864     363  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2503      11259     579  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        9823      11371    3403  AMAZON-02, US
   174        5193       6630     819  COGENT-174, US
 11492        4600        305     612  CABLEONE, US
  7155        4175        288      91  VIASAT-SP-BACKBONE, US
  6327        3605       1320      75  SHAW, CA
 22773        3546       3062     237  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3202      54912    2454  DNIC-AS-00749, US
 16625        3171       1352    2256  AKAMAI-AS, US
   367        2854       3550    1351  DNIC-ASBLK-00306-00371, US
396982        2765       3641     413  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        9057       1222    2282  TTNET, TR
 12479        7662       1709     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3945       3396     151  AKAMAI-ASN1, NL
  9009        3279        285    1598  M247, RO
 12389        2955       2302     896  ROSTELECOM-AS, RU
  8551        2643        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2491        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2468       1852      14  TE-AS TE-AS, EG
 34984        2395        367     575  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       12373       3315     495  UNINET, MX
 10620        3527        497     888  Telmex Colombia S.A., CO
 13999        2524        346     655  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1548       2315     247  Claro NXT Telecomunicacoes Ltda, BR
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1232        216      21  ETB - Colombia, CO
 11664        1146        177     423  Techtel LMDS Comunicaciones Interactiva
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1103        346     480  Axtel, S.A.B. de C.V., MX

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        1630        315      38  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1367       1519     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1162         75      73  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         553       1861      34  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 15399         521         55      50  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       12373       3315     495  UNINET, MX
  9808        9841       8742      65  CHINAMOBILE-CN China Mobile Communicati
 16509        9823      11371    3403  AMAZON-02, US
 47331        9057       1222    2282  TTNET, TR
 12479        7662       1709     144  UNI2-AS, ES
  7545        5660        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5193       6630     819  COGENT-174, US
  4538        5038       4192      76  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4600        305     612  CABLEONE, US

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        9841         9776  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7662         7518  UNI2-AS, ES
 47331        9057         6775  TTNET, TR
 16509        9823         6420  AMAZON-02, US
  7545        5660         4983  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5038         4962  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4570         4545  FPT-AS-AP FPT Telecom Company, VN
   174        5193         4374  COGENT-174, US
  7155        4175         4084  VIASAT-SP-BACKBONE, 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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, 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

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

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

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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
27.0.192.0/22        Origin:    138415  HENGDA-HK HENGDA NETWORK LIMITED, HK
27.0.192.0/22       Transit:     51847  NEAROUTE, HK
27.0.192.0/24        Origin:    138195  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      3786  LGDACOM LG DACOM Corporation, KR
27.0.193.0/24        Origin:    138195  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.193.0/24       Transit:      3786  LGDACOM LG DACOM Corporation, KR

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      /11:95      /12:300     
/13:585     /14:1211    /15:2146    /16:13430   /17:8480    /18:14215   
/19:25485   /20:45495   /21:53986   /22:114874  /23:107655  /24:605660  
/25:1113    /26:1066    /27:1511    /28:166     /29:272     /30:114     
/31:113     /32:622     

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

   ASN  No of nets  Total ann.  Description
 47331        8165        9057  TTNET, TR
 12479        6780        7662  UNI2-AS, ES
  8151        6386       12373  UNINET, MX
 11492        3513        4600  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3402        3605  SHAW, CA
  7155        3118        4175  VIASAT-SP-BACKBONE, US
 22773        2637        3546  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2144        2488  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2133        3527  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)
----------------------------------------------

   1:2304      2:1694      3:323       4:22        5:4715      6:161    
   7:6         8:1613      9:2        11:172      12:1467     13:377    
  14:2450     15:318      16:209      17:372      18:758      20:376    
  21:4        22:188      23:6715     24:3119     25:2        27:2698   
  29:19       31:2858     32:61       34:65       35:126      36:2304   
  37:4602     38:8343     39:899      40:125      41:4631     42:2223   
  43:2406     44:324      45:18583    46:4521     47:308      49:1948   
  50:1936     51:579      52:1619     54:307      55:996      56:5      
  57:176      58:2119     59:1266     60:1030     61:2774     62:2836   
  63:1928     64:5744     65:2359     66:4839     67:3141     68:1358   
  69:4142     70:1385     71:584      72:2977     74:2618     75:1585   
  76:629      77:2576     78:4156     79:2522     80:2222     81:2200   
  82:1621     83:1391     84:1657     85:4062     86:939      87:2310   
  88:3048     89:4174     90:681      91:8244     92:2283     93:2674   
  94:3833     95:5383     96:1320     97:315      98:1039     99:743    
 100:114     101:1196    102:3538    103:32961   104:4870    105:2065   
 106:1006    107:2777    108:1133    109:4120    110:2174    111:3259   
 112:2096    113:1822    114:1801    115:2128    116:1903    117:2633   
 118:2863    119:2040    120:1818    121:1357    122:2817    123:2256   
 124:1681    125:2891    126:32      128:1560    129:1035    130:1154   
 131:2042    132:929     133:410     134:1726    135:358     136:951    
 137:1074    138:3187    139:1582    140:1391    141:1373    142:1626   
 143:1652    144:1002    145:348     146:2089    147:1836    148:2510   
 149:2620    150:1048    151:1360    152:2019    153:593     154:6597   
 155:1430    156:2301    157:1740    158:1119    159:2334    160:2723   
 161:1643    162:3629    163:1735    164:1728    165:2190    166:1139   
 167:1812    168:4272    169:825     170:5180    171:1035    172:3853   
 173:3076    174:912     175:1255    176:3799    177:6192    178:3723   
 179:2768    180:2457    181:3802    182:3409    183:2052    184:2289   
 185:21050   186:5657    187:5211    188:4254    189:4548    190:9707   
 191:2037    192:11045   193:9128    194:7629    195:5458    196:3668   
 197:2879    198:6064    199:7609    200:8630    201:6563    202:10838  
 203:10597   204:4623    205:3777    206:4572    207:3549    208:4219   
 209:5117    210:4792    211:2613    212:4406    213:3539    214:1085   
 215:50      216:6887    217:3065    218:1386    219:609     220:2051   
 221:1043    222:884     223:2240   

End of report


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