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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 17 22:43:12 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 17 Jan, 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:                              985569
    Prefixes after maximum aggregation (per Origin AS):          362000
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      455741
Total ASes present in the Internet Routing Table:                 75484
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64866
Origin ASes announcing only one prefix:                           26021
Transit ASes present in the Internet Routing Table:               10618
Transit-only ASes present in the Internet Routing Table:            492
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                     103
    Max AS path prepend of ASN (149381)                             100
Prefixes from unregistered ASNs in the Routing Table:              1297
    Number of instances of unregistered ASNs:                      1299
Number of 32-bit ASNs allocated by the RIRs:                      43403
Number of 32-bit ASNs visible in the Routing Table:               35814
Prefixes from 32-bit ASNs in the Routing Table:                  187570
Number of bogon 32-bit ASNs visible in the Routing Table:           175
Special use prefixes present in the Routing Table:                   35
Prefixes being announced from unallocated address space:            567
Number of addresses announced to Internet:                   3049396262
    Equivalent to 181 /8s, 194 /16s and 24 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      337586

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

Prefixes being announced by APNIC Region ASes:                   257683
    Total APNIC prefixes after maximum aggregation:               73256
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250496
    Unique aggregates announced from the APNIC address blocks:    99958
APNIC Region origin ASes present in the Internet Routing Table:   13977
    APNIC Prefixes per ASN:                                       17.92
APNIC Region origin ASes announcing only one prefix:               4165
APNIC Region transit ASes present in the Internet Routing Table:   1877
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                        103
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9312
Number of APNIC addresses announced to Internet:              775348640
    Equivalent to 46 /8s, 54 /16s and 225 /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:                    281768
    Total ARIN prefixes after maximum aggregation:               124873
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           286082
    Unique aggregates announced from the ARIN address blocks:    131955
ARIN Region origin ASes present in the Internet Routing Table:    19105
    ARIN Prefixes per ASN:                                        14.97
ARIN Region origin ASes announcing only one prefix:                6927
ARIN Region transit ASes present in the Internet Routing Table:    1913
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4848
Number of ARIN addresses announced to Internet:              1272687424
    Equivalent to 75 /8s, 219 /16s and 171 /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:                    281480
    Total RIPE prefixes after maximum aggregation:               128121
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275294
    Unique aggregates announced from the RIPE address blocks:    161045
RIPE Region origin ASes present in the Internet Routing Table:    28594
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12081
RIPE Region transit ASes present in the Internet Routing Table:    3913
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11569
Number of RIPE addresses announced to Internet:               714863842
    Equivalent to 42 /8s, 155 /16s and 244 /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:                  129138
    Total LACNIC prefixes after maximum aggregation:              28850
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128129
    Unique aggregates announced from the LACNIC address blocks:   49468
LACNIC Region origin ASes present in the Internet Routing Table:  11070
    LACNIC Prefixes per ASN:                                      11.57
LACNIC Region origin ASes announcing only one prefix:              2245
LACNIC Region transit ASes present in the Internet Routing Table:  2410
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8915
Number of LACNIC addresses announced to Internet:             178149216
    Equivalent to 10 /8s, 158 /16s and 87 /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:                  34203
    Total AfriNIC prefixes after maximum aggregation:              6101
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44999
    Unique aggregates announced from the AfriNIC address blocks:  12832
AfriNIC Region origin ASes present in the Internet Routing Table:  1826
    AfriNIC Prefixes per ASN:                                     24.64
AfriNIC Region origin ASes announcing only one prefix:              603
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1170
Number of AfriNIC addresses announced to Internet:            108036864
    Equivalent to 6 /8s, 112 /16s and 131 /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        9802       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5680        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4580        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3866       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3436        499     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3365       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2681        859     365  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2491      11258     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        9493      11203    3354  AMAZON-02, US
 11492        4567        303     671  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4097       6629     635  COGENT-174, US
  6327        3570       1320      70  SHAW, CA
 22773        3528       3077     309  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3284       1433    2350  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2974       3832    1431  DNIC-ASBLK-00306-00371, US
396982        2748       3639     391  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        8890       1207    2586  TTNET, TR
 12479        7589       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4063       3397     156  AKAMAI-ASN1, NL
  9009        3362        292    1612  M247, RO
 12389        3021       2302     920  ROSTELECOM-AS, RU
  8551        2744        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2437       1852      14  TE-AS TE-AS, EG
 34984        2371        362     590  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       12326       3380     616  UNINET, MX
 10620        3527        497     884  Telmex Colombia S.A., CO
 13999        2493        338     639  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1344       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1221        340     499  Axtel, S.A.B. de C.V., MX
 11664        1117        179     420  Techtel LMDS Comunicaciones Interactiva
 28202        1102         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        369      22  Telefonica del Peru S.A.A., PE

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        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1530        389      16  LINKdotNET-AS, EG
 36992        1363       1518     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1087         70      55  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         552         82       3  KENET-AS, KE
 15399         536         56      52  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       12326       3380     616  UNINET, MX
  9808        9802       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9493      11203    3354  AMAZON-02, US
 47331        8890       1207    2586  TTNET, TR
 12479        7589       1714     146  UNI2-AS, ES
  7545        5680        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4580        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4567        303     671  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        9802         9746  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7589         7443  UNI2-AS, ES
 47331        8890         6304  TTNET, TR
 16509        9493         6139  AMAZON-02, US
  7545        5680         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014         4939  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4580         4555  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4063         3907  AKAMAI-ASN1, NL

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, 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
     19589  UNALLOCATED  8.19.242.0/24            23314  ORLANDOTELCO, US
     19589  UNALLOCATED  8.19.248.0/24            23314  ORLANDOTELCO, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             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
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
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

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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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      /11:100     /12:302     
/13:581     /14:1212    /15:2145    /16:13594   /17:8481    /18:14197   
/19:25615   /20:45676   /21:54240   /22:114252  /23:106398  /24:593847  
/25:1086    /26:1072    /27:1501    /28:159     /29:241     /30:81      
/31:83      /32:638     

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

   ASN  No of nets  Total ann.  Description
 47331        7996        8890  TTNET, TR
 12479        6671        7589  UNI2-AS, ES
  8151        6302       12326  UNINET, MX
 11492        3481        4567  CABLEONE, US
  6327        3374        3570  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2560        3528  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2220        2744  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2130        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)
----------------------------------------------

   1:2331      2:1642      3:283       4:8         5:4627      6:163    
   7:6         8:1614      9:1        11:172      12:1485     13:377    
  14:2432     15:310      16:202      17:370      18:717      20:364    
  21:4        22:188      23:6659     24:3091     25:2        27:2600   
  29:19       31:2709     32:74       34:37       35:124      36:2169   
  37:4657     38:7082     39:894      40:149      41:4744     42:2223   
  43:2376     44:332      45:17580    46:4491     47:291      49:1911   
  50:1909     51:578      52:1624     54:361      55:755      56:5      
  57:140      58:2028     59:1192     60:1017     61:2769     62:2868   
  63:1940     64:5725     65:2385     66:5062     67:3122     68:1360   
  69:4119     70:1371     71:588      72:3003     74:2687     75:1588   
  76:626      77:2476     78:4136     79:2556     80:2190     81:2147   
  82:1603     83:1386     84:1656     85:3958     86:877      87:2257   
  88:2971     89:4107     90:663      91:8068     92:2270     93:2670   
  94:3823     95:5269     96:1324     97:315      98:1019     99:745    
 100:126     101:1189    102:3515    103:32947   104:4822    105:2029   
 106:986     107:2779    108:1131    109:4147    110:2171    111:3177   
 112:2119    113:1749    114:1764    115:2100    116:1994    117:2645   
 118:2787    119:2020    120:1809    121:1341    122:2787    123:2246   
 124:1628    125:2832    126:28      128:1575    129:1007    130:1112   
 131:2043    132:927     133:410     134:1720    135:346     136:929    
 137:1016    138:2955    139:1586    140:1312    141:1356    142:1585   
 143:1608    144:1011    145:342     146:2023    147:1680    148:2528   
 149:2505    150:1036    151:1326    152:1980    153:598     154:5923   
 155:1383    156:2136    157:1427    158:1099    159:2226    160:2691   
 161:1654    162:3647    163:1688    164:1696    165:2165    166:1085   
 167:1729    168:3998    169:817     170:4957    171:1013    172:3795   
 173:3047    174:902     175:1258    176:3788    177:5419    178:3674   
 179:2499    180:2452    181:3746    182:3436    183:2042    184:2285   
 185:20864   186:5068    187:4765    188:4279    189:4289    190:9553   
 191:1944    192:11063   193:9037    194:7585    195:5481    196:3696   
 197:2901    198:6053    199:7047    200:8476    201:6412    202:10797  
 203:10516   204:4661    205:3728    206:4507    207:3576    208:4155   
 209:4999    210:4743    211:2610    212:4361    213:3555    214:1110   
 215:44      216:6914    217:3029    218:1365    219:615     220:2051   
 221:1025    222:868     223:2226   

End of report


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