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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Apr 4 22:42:34 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 04 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:                              999041
    Prefixes after maximum aggregation (per Origin AS):          365546
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      459766
Total ASes present in the Internet Routing Table:                 75933
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65060
Origin ASes announcing only one prefix:                           25957
Transit ASes present in the Internet Routing Table:               10873
Transit-only ASes present in the Internet Routing Table:            529
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:              1226
    Number of instances of unregistered ASNs:                      1229
Number of 32-bit ASNs allocated by the RIRs:                      44008
Number of 32-bit ASNs visible in the Routing Table:               36311
Prefixes from 32-bit ASNs in the Routing Table:                  194869
Number of bogon 32-bit ASNs visible in the Routing Table:           174
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            691
Number of addresses announced to Internet:                   3030471348
    Equivalent to 180 /8s, 161 /16s and 82 /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:      341452

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

Prefixes being announced by APNIC Region ASes:                   259976
    Total APNIC prefixes after maximum aggregation:               74170
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          252473
    Unique aggregates announced from the APNIC address blocks:   100274
APNIC Region origin ASes present in the Internet Routing Table:   14157
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               4223
APNIC Region transit ASes present in the Internet Routing Table:   1901
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9504
Number of APNIC addresses announced to Internet:              760941728
    Equivalent to 45 /8s, 91 /16s and 12 /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:                    283641
    Total ARIN prefixes after maximum aggregation:               126027
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           287940
    Unique aggregates announced from the ARIN address blocks:    133202
ARIN Region origin ASes present in the Internet Routing Table:    19186
    ARIN Prefixes per ASN:                                        15.01
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    1962
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:    4897
Number of ARIN addresses announced to Internet:              1269929794
    Equivalent to 75 /8s, 177 /16s and 151 /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:                    283037
    Total RIPE prefixes after maximum aggregation:               129410
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           277066
    Unique aggregates announced from the RIPE address blocks:    163205
RIPE Region origin ASes present in the Internet Routing Table:    28710
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12096
RIPE Region transit ASes present in the Internet Routing Table:    4022
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                         203
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11763
Number of RIPE addresses announced to Internet:               714913650
    Equivalent to 42 /8s, 156 /16s and 183 /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:                  136592
    Total LACNIC prefixes after maximum aggregation:              28961
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         135071
    Unique aggregates announced from the LACNIC address blocks:   49527
LACNIC Region origin ASes present in the Internet Routing Table:  11085
    LACNIC Prefixes per ASN:                                      12.19
LACNIC Region origin ASes announcing only one prefix:              2073
LACNIC Region transit ASes present in the Internet Routing Table:  2428
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8947
Number of LACNIC addresses announced to Internet:             177313376
    Equivalent to 10 /8s, 145 /16s and 150 /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:                  34569
    Total AfriNIC prefixes after maximum aggregation:              6214
    AfriNIC Deaggregation factor:                                  5.56
Prefixes being announced from the AfriNIC address blocks:         45799
    Unique aggregates announced from the AfriNIC address blocks:  13026
AfriNIC Region origin ASes present in the Internet Routing Table:  1832
    AfriNIC Prefixes per ASN:                                     25.00
AfriNIC Region origin ASes announcing only one prefix:              605
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:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1200
Number of AfriNIC addresses announced to Internet:            107028736
    Equivalent to 6 /8s, 97 /16s and 33 /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        9842       8742      66  CHINAMOBILE-CN China Mobile Communicati
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000       4192      76  ERX-CERNET-BKB China Education and Rese
 18403        4576        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3863       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3639       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3563        497     257  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2771        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        9827      11367    3408  AMAZON-02, US
   174        5200       6631     824  COGENT-174, US
 11492        4600        305     612  CABLEONE, US
  7155        4175        288      91  VIASAT-SP-BACKBONE, US
  6327        3605       1320      75  SHAW, CA
 22773        3550       3063     242  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3202      54912    2454  DNIC-AS-00749, US
 16625        3167       1352    2256  AKAMAI-AS, US
   367        2893       3571    1376  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        9060       1223    2275  TTNET, TR
 12479        7665       1709     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3937       3396     150  AKAMAI-ASN1, NL
  9009        3280        285    1605  M247, RO
 12389        2971       2303     901  ROSTELECOM-AS, RU
  8551        2668        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        2387        366     581  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       12362       3315     495  UNINET, MX
 10620        3527        497     888  Telmex Colombia S.A., CO
 13999        2523        346     658  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1549       2317     245  Claro NXT Telecomunicacoes Ltda, BR
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1233        216      21  ETB - Colombia, CO
 11664        1147        178     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        1207         76      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         554         82       3  KENET-AS, KE
  6713         553       1861      34  IAM-AS, MA
 15399         533         56      51  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       12362       3315     495  UNINET, MX
  9808        9842       8742      66  CHINAMOBILE-CN China Mobile Communicati
 16509        9827      11367    3408  AMAZON-02, US
 47331        9060       1223    2275  TTNET, TR
 12479        7665       1709     144  UNI2-AS, ES
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5200       6631     824  COGENT-174, US
  4538        5000       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        9842         9776  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7665         7521  UNI2-AS, ES
 47331        9060         6785  TTNET, TR
 16509        9827         6419  AMAZON-02, US
  7545        5655         4981  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000         4924  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4576         4551  FPT-AS-AP FPT Telecom Company, VN
   174        5200         4376  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
23.174.200.0/24      Origin:     15353  XENTAIN, CA
23.174.200.0/24     Transit:      6939  HURRICANE, 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

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    /15:2147    /16:13427   /17:8482    /18:14218   
/19:25484   /20:45462   /21:54004   /22:114883  /23:107751  /24:605942  
/25:1111    /26:1066    /27:1512    /28:166     /29:272     /30:114     
/31:114     /32:627     

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

   ASN  No of nets  Total ann.  Description
 47331        8168        9060  TTNET, TR
 12479        6783        7665  UNI2-AS, ES
  8151        6374       12362  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        2636        3550  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2144        2668  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2143        2487  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2306      2:1688      3:321       4:22        5:4711      6:162    
   7:6         8:1614      9:2        11:172      12:1467     13:377    
  14:2451     15:318      16:209      17:372      18:759      20:376    
  21:4        22:188      23:6718     24:3123     25:2        27:2700   
  29:19       31:2856     32:61       34:66       35:126      36:2299   
  37:4598     38:8352     39:899      40:125      41:4656     42:2227   
  43:2401     44:322      45:18608    46:4514     47:307      49:1948   
  50:1938     51:579      52:1620     54:306      55:998      56:5      
  57:176      58:2121     59:1266     60:1030     61:2774     62:2834   
  63:1929     64:5761     65:2362     66:4855     67:3146     68:1357   
  69:4146     70:1385     71:584      72:2979     74:2619     75:1585   
  76:630      77:2574     78:4157     79:2542     80:2226     81:2190   
  82:1623     83:1392     84:1657     85:4058     86:939      87:2313   
  88:3048     89:4174     90:681      91:8253     92:2283     93:2676   
  94:3833     95:5378     96:1320     97:315      98:1043     99:743    
 100:114     101:1196    102:3551    103:33002   104:4880    105:2065   
 106:1003    107:2772    108:1130    109:4125    110:2180    111:3260   
 112:2096    113:1823    114:1800    115:2127    116:1904    117:2633   
 118:2863    119:2039    120:1818    121:1357    122:2819    123:2257   
 124:1680    125:2892    126:32      128:1563    129:1036    130:1165   
 131:2056    132:930     133:410     134:1729    135:358     136:955    
 137:1073    138:3193    139:1579    140:1391    141:1376    142:1629   
 143:1660    144:1003    145:348     146:2084    147:1761    148:2511   
 149:2654    150:1047    151:1358    152:2019    153:593     154:6620   
 155:1438    156:2298    157:1733    158:1120    159:2332    160:2739   
 161:1666    162:3634    163:1737    164:1727    165:2192    166:1133   
 167:1809    168:4272    169:827     170:5236    171:1035    172:3852   
 173:3077    174:911     175:1254    176:3791    177:6202    178:3719   
 179:2763    180:2456    181:3802    182:3407    183:2052    184:2283   
 185:21059   186:5600    187:5210    188:4265    189:4535    190:9663   
 191:2075    192:11057   193:9131    194:7630    195:5451    196:3684   
 197:2878    198:6062    199:7597    200:8665    201:6611    202:10816  
 203:10595   204:4628    205:3796    206:4575    207:3552    208:4190   
 209:5113    210:4790    211:2613    212:4408    213:3518    214:1086   
 215:50      216:6891    217:3063    218:1386    219:609     220:2051   
 221:1043    222:884     223:2241   

End of report


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