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

REN Routing Table Report cscora at bgp.nsrc.org
Tue May 7 22:42:22 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 07 May, 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:                              1002118
    Prefixes after maximum aggregation (per Origin AS):          366821
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      461671
Total ASes present in the Internet Routing Table:                 76002
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65197
Origin ASes announcing only one prefix:                           26015
Transit ASes present in the Internet Routing Table:               10805
Transit-only ASes present in the Internet Routing Table:            527
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      60
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1181
    Number of instances of unregistered ASNs:                      1198
Number of 32-bit ASNs allocated by the RIRs:                      44400
Number of 32-bit ASNs visible in the Routing Table:               36485
Prefixes from 32-bit ASNs in the Routing Table:                  196737
Number of bogon 32-bit ASNs visible in the Routing Table:           200
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            667
Number of addresses announced to Internet:                   3028947892
    Equivalent to 180 /8s, 138 /16s and 19 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      342789

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

Prefixes being announced by APNIC Region ASes:                   260742
    Total APNIC prefixes after maximum aggregation:               74394
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          252947
    Unique aggregates announced from the APNIC address blocks:   100874
APNIC Region origin ASes present in the Internet Routing Table:   14214
    APNIC Prefixes per ASN:                                       17.80
APNIC Region origin ASes announcing only one prefix:               4268
APNIC Region transit ASes present in the Internet Routing Table:   1911
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9574
Number of APNIC addresses announced to Internet:              761778080
    Equivalent to 45 /8s, 103 /16s and 207 /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:                    284897
    Total ARIN prefixes after maximum aggregation:               126930
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           289304
    Unique aggregates announced from the ARIN address blocks:    133626
ARIN Region origin ASes present in the Internet Routing Table:    19203
    ARIN Prefixes per ASN:                                        15.07
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4908
Number of ARIN addresses announced to Internet:              1268231490
    Equivalent to 75 /8s, 151 /16s and 173 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    284079
    Total RIPE prefixes after maximum aggregation:               129330
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           278801
    Unique aggregates announced from the RIPE address blocks:    164010
RIPE Region origin ASes present in the Internet Routing Table:    28707
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12077
RIPE Region transit ASes present in the Internet Routing Table:    3975
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          44
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11813
Number of RIPE addresses announced to Internet:               714774386
    Equivalent to 42 /8s, 154 /16s and 151 /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:                  136240
    Total LACNIC prefixes after maximum aggregation:              29125
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         134685
    Unique aggregates announced from the LACNIC address blocks:   49580
LACNIC Region origin ASes present in the Internet Routing Table:  11085
    LACNIC Prefixes per ASN:                                      12.15
LACNIC Region origin ASes announcing only one prefix:              2094
LACNIC Region transit ASes present in the Internet Routing Table:  2438
Average LACNIC Region AS path length visible:                       5.6
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8973
Number of LACNIC addresses announced to Internet:             176940640
    Equivalent to 10 /8s, 139 /16s and 230 /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:                  34979
    Total AfriNIC prefixes after maximum aggregation:              6280
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         45713
    Unique aggregates announced from the AfriNIC address blocks:  13076
AfriNIC Region origin ASes present in the Internet Routing Table:  1850
    AfriNIC Prefixes per ASN:                                     24.71
AfriNIC Region origin ASes announcing only one prefix:              615
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1217
Number of AfriNIC addresses announced to Internet:            106891520
    Equivalent to 6 /8s, 95 /16s and 9 /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        9844       8743      68  CHINAMOBILE-CN China Mobile Communicati
  7545        5659        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5025       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4571        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3708        506     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3581       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3291       1872     100  VNPT-AS-VN VNPT Corp, VN
 24560        2789        863     378  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      11523     588  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        9871      11366    3533  AMAZON-02, US
   174        5366       6633     846  COGENT-174, US
 11492        4609        306     610  CABLEONE, US
  7155        4175        288      91  VIASAT-SP-BACKBONE, US
  6327        3596       1320      79  SHAW, CA
 22773        3543       3043     230  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54904    2478  DNIC-AS-00749, US
 16625        3164       1346    2242  AKAMAI-AS, US
   367        2838       3547    1352  DNIC-ASBLK-00306-00371, US
  7018        2803      23652    1786  ATT-INTERNET4, 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        9100       1223    2201  TTNET, TR
 12479        7719       1708     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3921       3396     150  AKAMAI-ASN1, NL
  9009        3321        287    1626  M247, RO
 12389        2954       2302     893  ROSTELECOM-AS, RU
  8551        2645        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2488        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2394        366     577  TELLCOM-AS, TR
  8452        1855       1852      14  TE-AS TE-AS, EG

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       12367       3319     496  UNINET, MX
 10620        3502        491     940  Telmex Colombia S.A., CO
 13999        2537        351     662  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1555       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1316        788     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1232        216      21  ETB - Colombia, CO
 11664        1175        176     436  Techtel LMDS Comunicaciones Interactiva
  6503        1130        314     478  Axtel, S.A.B. de C.V., MX
 28202        1129         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        1636        315      38  Telkom-Internet, ZA
 24835        1534        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1371       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1198         77      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         552         82       3  KENET-AS, KE
 15399         534         55      55  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       12367       3319     496  UNINET, MX
 16509        9871      11366    3533  AMAZON-02, US
  9808        9844       8743      68  CHINAMOBILE-CN China Mobile Communicati
 47331        9100       1223    2201  TTNET, TR
 12479        7719       1708     144  UNI2-AS, ES
  7545        5659        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5366       6633     846  COGENT-174, US
  4538        5025       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4609        306     610  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        9844         9776  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7719         7575  UNI2-AS, ES
 47331        9100         6899  TTNET, TR
 16509        9871         6338  AMAZON-02, US
  7545        5659         4985  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5025         4951  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4571         4548  FPT-AS-AP FPT Telecom Company, VN
   174        5366         4520  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            65512  -Private Use AS-, ZZ
     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             17054  EXPEDIENT, US
     46639  UNALLOCATED  8.17.66.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              3356  LEVEL3, 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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      3491  BTN-ASN, US
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
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/22        Origin:    138415  YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22       Transit:     51847  NEAROUTE, HK

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      /12:298     
/13:583     /14:1198    /15:2124    /16:13415   /17:8499    /18:14207   
/19:25351   /20:45443   /21:54026   /22:114966  /23:107900  /24:608893  
/25:1112    /26:1071    /27:1526    /28:167     /29:283     /30:120     
/31:121     /32:652     

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

   ASN  No of nets  Total ann.  Description
 47331        8209        9100  TTNET, TR
 12479        6828        7719  UNI2-AS, ES
  8151        6371       12367  UNINET, MX
 11492        3518        4609  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3392        3596  SHAW, CA
  7155        3118        4175  VIASAT-SP-BACKBONE, US
 22773        2641        3543  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2128        3502  Telmex Colombia S.A., CO
  8551        2121        2645  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)
----------------------------------------------

   1:2332      2:1708      3:346       4:22        5:4732      6:164    
   7:6         8:1613      9:1        11:172      12:1461     13:361    
  14:2457     15:318      16:213      17:373      18:765      20:383    
  21:4        22:188      23:6787     24:3126     25:2        27:2653   
  29:19       31:2726     32:61       34:64       35:135      36:2327   
  37:4612     38:8670     39:904      40:125      41:4669     42:2217   
  43:2425     44:319      45:18604    46:4608     47:312      49:1955   
  50:1917     51:579      52:1613     54:311      55:997      56:5      
  57:177      58:2135     59:1264     60:1035     61:2781     62:2837   
  63:1940     64:5729     65:2391     66:4844     67:3067     68:1349   
  69:4157     70:1391     71:593      72:2960     74:2630     75:1592   
  76:617      77:2634     78:4179     79:2548     80:2231     81:2190   
  82:1646     83:1409     84:1668     85:4087     86:949      87:2295   
  88:3069     89:4241     90:678      91:8271     92:2378     93:2714   
  94:3877     95:5434     96:1304     97:315      98:1058     99:742    
 100:90      101:1192    102:3711    103:33001   104:4870    105:2085   
 106:1006    107:2800    108:1160    109:4173    110:2174    111:3286   
 112:2097    113:1829    114:1792    115:2180    116:1913    117:2665   
 118:2855    119:2052    120:1792    121:1361    122:2810    123:2257   
 124:1703    125:2896    126:32      128:1565    129:1041    130:1193   
 131:2030    132:920     133:410     134:1737    135:363     136:960    
 137:1084    138:3182    139:1553    140:1399    141:1361    142:1625   
 143:1653    144:1008    145:362     146:2095    147:1886    148:2523   
 149:2799    150:1044    151:1366    152:2162    153:595     154:6864   
 155:1484    156:2318    157:1817    158:1155    159:2337    160:2753   
 161:1700    162:3587    163:1728    164:1715    165:2185    166:1180   
 167:1832    168:4228    169:829     170:5362    171:1021    172:3867   
 173:3037    174:899     175:1258    176:3839    177:6279    178:3867   
 179:2677    180:2452    181:3815    182:3405    183:2021    184:2291   
 185:21122   186:5669    187:5192    188:4285    189:4584    190:9777   
 191:2062    192:11038   193:9170    194:7688    195:5479    196:3338   
 197:2753    198:6101    199:7837    200:8575    201:6651    202:10843  
 203:10579   204:4645    205:3822    206:4532    207:3647    208:4203   
 209:5133    210:4815    211:2643    212:4428    213:3592    214:1052   
 215:49      216:6891    217:3242    218:1364    219:608     220:2055   
 221:1043    222:873     223:2246   

End of report


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