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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 9 22:41:46 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 09 Feb, 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:                              989439
    Prefixes after maximum aggregation (per Origin AS):          363217
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457432
Total ASes present in the Internet Routing Table:                 75571
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           64752
Origin ASes announcing only one prefix:                           26025
Transit ASes present in the Internet Routing Table:               10819
Transit-only ASes present in the Internet Routing Table:            509
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1291
    Number of instances of unregistered ASNs:                      1294
Number of 32-bit ASNs allocated by the RIRs:                      43591
Number of 32-bit ASNs visible in the Routing Table:               35935
Prefixes from 32-bit ASNs in the Routing Table:                  188886
Number of bogon 32-bit ASNs visible in the Routing Table:           192
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            591
Number of addresses announced to Internet:                   3043682999
    Equivalent to 181 /8s, 106 /16s and 234 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      339386

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

Prefixes being announced by APNIC Region ASes:                   258631
    Total APNIC prefixes after maximum aggregation:               73598
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251190
    Unique aggregates announced from the APNIC address blocks:   100179
APNIC Region origin ASes present in the Internet Routing Table:   14035
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4194
APNIC Region transit ASes present in the Internet Routing Table:   1894
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9374
Number of APNIC addresses announced to Internet:              774971296
    Equivalent to 46 /8s, 49 /16s and 31 /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:                    284527
    Total ARIN prefixes after maximum aggregation:               125401
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           289070
    Unique aggregates announced from the ARIN address blocks:    132322
ARIN Region origin ASes present in the Internet Routing Table:    19117
    ARIN Prefixes per ASN:                                        15.12
ARIN Region origin ASes announcing only one prefix:                6921
ARIN Region transit ASes present in the Internet Routing Table:    1958
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4857
Number of ARIN addresses announced to Internet:              1270298176
    Equivalent to 75 /8s, 183 /16s and 54 /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:                    281289
    Total RIPE prefixes after maximum aggregation:               128451
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275062
    Unique aggregates announced from the RIPE address blocks:    161627
RIPE Region origin ASes present in the Internet Routing Table:    28609
    RIPE Prefixes per ASN:                                         9.61
RIPE Region origin ASes announcing only one prefix:               12063
RIPE Region transit ASes present in the Internet Routing Table:    3976
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11611
Number of RIPE addresses announced to Internet:               713694067
    Equivalent to 42 /8s, 138 /16s and 27 /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:                  129655
    Total LACNIC prefixes after maximum aggregation:              28848
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128594
    Unique aggregates announced from the LACNIC address blocks:   49554
LACNIC Region origin ASes present in the Internet Routing Table:  11061
    LACNIC Prefixes per ASN:                                      11.63
LACNIC Region origin ASes announcing only one prefix:              2251
LACNIC Region transit ASes present in the Internet Routing Table:  2436
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8919
Number of LACNIC addresses announced to Internet:             177978464
    Equivalent to 10 /8s, 155 /16s and 188 /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:                  34046
    Total AfriNIC prefixes after maximum aggregation:              6130
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         44930
    Unique aggregates announced from the AfriNIC address blocks:  13252
AfriNIC Region origin ASes present in the Internet Routing Table:  1826
    AfriNIC Prefixes per ASN:                                     24.61
AfriNIC Region origin ASes announcing only one prefix:              596
AfriNIC Region transit ASes present in the Internet Routing Table:  350
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1174
Number of AfriNIC addresses announced to Internet:            106418176
    Equivalent to 6 /8s, 87 /16s and 208 /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        9825       8739      55  CHINAMOBILE-CN China Mobile Communicati
  7545        5678        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4602        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3484        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3375       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2697        859     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2497      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        9618      11223    3411  AMAZON-02, US
 22773        5013       3080     303  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4766       6641     665  COGENT-174, US
 11492        4580        304     655  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
  6327        3593       1320      74  SHAW, CA
 16625        3258       1427    2324  AKAMAI-AS, US
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2932       3729    1426  DNIC-ASBLK-00306-00371, US
396982        2753       3639     394  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        8945       1213    2496  TTNET, TR
 12479        7596       1698     150  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3920       3397     157  AKAMAI-ASN1, NL
  9009        3301        286    1602  M247, RO
 12389        3007       2302     907  ROSTELECOM-AS, RU
  8551        2700        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2436       1852      14  TE-AS TE-AS, EG
 34984        2392        366     583  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       12344       3391     624  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2502        337     640  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1326       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1237        340     498  Axtel, S.A.B. de C.V., MX
 11664        1133        178     427  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        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        1632        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1518        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1124         72      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         548         82       3  KENET-AS, KE
 15399         523         55      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       12344       3391     624  UNINET, MX
  9808        9825       8739      55  CHINAMOBILE-CN China Mobile Communicati
 16509        9618      11223    3411  AMAZON-02, US
 47331        8945       1213    2496  TTNET, TR
 12479        7596       1698     150  UNI2-AS, ES
  7545        5678        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5013       3080     303  ASN-CXA-ALL-CCI-22773-RDC, US
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4766       6641     665  COGENT-174, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9825         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7596         7446  UNI2-AS, ES
 47331        8945         6449  TTNET, TR
 16509        9618         6207  AMAZON-02, US
  7545        5678         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4915  ERX-CERNET-BKB China Education and Research Net
 22773        5013         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4602         4577  FPT-AS-AP FPT Telecom Company, VN
   174        4766         4101  COGENT-174, US

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     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
     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  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24            46887  LIGHTOWER, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
23.164.72.0/24       Origin:     49195  SSAC, CN
23.164.72.0/24      Transit:     20473  AS-CHOOPA, 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

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:98      /12:302     
/13:580     /14:1208    /15:2137    /16:13517   /17:8443    /18:14189   
/19:25559   /20:45641   /21:54161   /22:114349  /23:107465  /24:596846  
/25:1099    /26:1053    /27:1508    /28:165     /29:246     /30:82      
/31:93      /32:630     

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

   ASN  No of nets  Total ann.  Description
 47331        8049        8945  TTNET, TR
 12479        6713        7596  UNI2-AS, ES
  8151        6340       12344  UNINET, MX
 22773        4043        5013  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4580  CABLEONE, US
  6327        3391        3593  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
  8551        2176        2700  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2138        2481  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2344      2:1627      3:298       4:9         5:4656      6:165    
   7:6         8:1609      9:2        11:172      12:1486     13:377    
  14:2432     15:311      16:203      17:369      18:729      20:366    
  21:4        22:188      23:6644     24:3167     25:2        27:2639   
  29:19       31:2729     32:73       34:40       35:126      36:2186   
  37:4613     38:7990     39:907      40:140      41:4640     42:2226   
  43:2380     44:335      45:17741    46:4477     47:292      49:1916   
  50:1922     51:576      52:1623     54:343      55:883      56:5      
  57:155      58:2109     59:1225     60:1020     61:2790     62:2850   
  63:1960     64:5720     65:2373     66:5079     67:3132     68:1589   
  69:4137     70:1518     71:587      72:3056     74:2690     75:1592   
  76:632      77:2488     78:4148     79:2543     80:2159     81:2151   
  82:1588     83:1322     84:1657     85:3986     86:886      87:2230   
  88:2973     89:4144     90:672      91:8084     92:2278     93:2658   
  94:3820     95:5306     96:1322     97:314      98:1090     99:744    
 100:124     101:1179    102:3537    103:32952   104:4801    105:2026   
 106:991     107:2789    108:1141    109:4063    110:2183    111:3194   
 112:2093    113:1756    114:1769    115:2088    116:1994    117:2654   
 118:2775    119:2016    120:1815    121:1344    122:2782    123:2260   
 124:1678    125:2858    126:28      128:1567    129:1022    130:1129   
 131:1935    132:941     133:411     134:1714    135:353     136:928    
 137:1044    138:2988    139:1547    140:1370    141:1353    142:1604   
 143:1610    144:1019    145:344     146:2042    147:1717    148:2541   
 149:2589    150:1041    151:1342    152:1991    153:597     154:5964   
 155:1386    156:2140    157:1544    158:1106    159:2217    160:2689   
 161:1656    162:3643    163:1715    164:1698    165:2172    166:1079   
 167:1730    168:3971    169:825     170:4990    171:1029    172:3825   
 173:3057    174:935     175:1257    176:3797    177:5388    178:3674   
 179:2511    180:2460    181:3758    182:3443    183:2024    184:2287   
 185:20895   186:5155    187:4821    188:4218    189:4333    190:9523   
 191:1906    192:11055   193:9061    194:7564    195:5448    196:3675   
 197:2940    198:6075    199:7188    200:8458    201:6441    202:10842  
 203:10587   204:4623    205:3764    206:4504    207:3585    208:4180   
 209:5014    210:4765    211:2597    212:4382    213:3568    214:1115   
 215:44      216:6913    217:3040    218:1388    219:625     220:2058   
 221:1024    222:875     223:2234   

End of report


More information about the ren-bgp-stats-all mailing list