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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 16 22:43:50 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 16 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:                              985483
    Prefixes after maximum aggregation (per Origin AS):          362014
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      455873
Total ASes present in the Internet Routing Table:                 75487
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64907
Origin ASes announcing only one prefix:                           26041
Transit ASes present in the Internet Routing Table:               10580
Transit-only ASes present in the Internet Routing Table:            491
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1303
    Number of instances of unregistered ASNs:                      1305
Number of 32-bit ASNs allocated by the RIRs:                      43390
Number of 32-bit ASNs visible in the Routing Table:               35818
Prefixes from 32-bit ASNs in the Routing Table:                  187629
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:            569
Number of addresses announced to Internet:                   3049370406
    Equivalent to 181 /8s, 193 /16s and 179 /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:      337669

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

Prefixes being announced by APNIC Region ASes:                   257685
    Total APNIC prefixes after maximum aggregation:               73279
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250505
    Unique aggregates announced from the APNIC address blocks:    99966
APNIC Region origin ASes present in the Internet Routing Table:   13983
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4179
APNIC Region transit ASes present in the Internet Routing Table:   1873
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9318
Number of APNIC addresses announced to Internet:              775353760
    Equivalent to 46 /8s, 54 /16s and 245 /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:                    281643
    Total ARIN prefixes after maximum aggregation:               124875
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           285937
    Unique aggregates announced from the ARIN address blocks:    131928
ARIN Region origin ASes present in the Internet Routing Table:    19102
    ARIN Prefixes per ASN:                                        14.97
ARIN Region origin ASes announcing only one prefix:                6923
ARIN Region transit ASes present in the Internet Routing Table:    1912
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:    4846
Number of ARIN addresses announced to Internet:              1272667968
    Equivalent to 75 /8s, 219 /16s and 95 /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:                    281682
    Total RIPE prefixes after maximum aggregation:               128144
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275514
    Unique aggregates announced from the RIPE address blocks:    161215
RIPE Region origin ASes present in the Internet Routing Table:    28595
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12095
RIPE Region transit ASes present in the Internet Routing Table:    3892
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11564
Number of RIPE addresses announced to Internet:               714761442
    Equivalent to 42 /8s, 154 /16s and 100 /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:                  129039
    Total LACNIC prefixes after maximum aggregation:              28820
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128048
    Unique aggregates announced from the LACNIC address blocks:   49458
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:              2242
LACNIC Region transit ASes present in the Internet Routing Table:  2404
Average LACNIC Region AS path length visible:                       4.9
    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:             178210912
    Equivalent to 10 /8s, 159 /16s and 72 /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:                  34131
    Total AfriNIC prefixes after maximum aggregation:              6096
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         44908
    Unique aggregates announced from the AfriNIC address blocks:  12821
AfriNIC Region origin ASes present in the Internet Routing Table:  1825
    AfriNIC Prefixes per ASN:                                     24.61
AfriNIC Region origin ASes announcing only one prefix:              602
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1171
Number of AfriNIC addresses announced to Internet:            108065536
    Equivalent to 6 /8s, 112 /16s and 243 /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        5675        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4581        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        3435        499     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3364       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2680        859     365  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2498      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        9470      11200    3367  AMAZON-02, US
 11492        4567        303     671  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4072       6629     635  COGENT-174, US
  6327        3570       1320      70  SHAW, CA
 22773        3529       3077     309  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3268       1424    2339  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2967       3829    1432  DNIC-ASBLK-00306-00371, US
396982        2747       3639     390  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        8886       1206    2593  TTNET, TR
 12479        7571       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4074       3398     169  AKAMAI-ASN1, NL
  9009        3361        292    1616  M247, RO
 12389        3023       2303     921  ROSTELECOM-AS, RU
  8551        2943        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2430       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       12265       3380     616  UNINET, MX
 10620        3527        497     884  Telmex Colombia S.A., CO
 13999        2492        338     639  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1343       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1238        340     499  Axtel, S.A.B. de C.V., MX
 11664        1116        179     420  Techtel LMDS Comunicaciones Interactiva
 28202        1102         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        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1532        389      16  LINKdotNET-AS, EG
 36992        1363       1518     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1086         70      56  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         543         82       3  KENET-AS, KE
 37342         511         32       1  MOVITEL, MZ

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       12265       3380     616  UNINET, MX
  9808        9802       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9470      11200    3367  AMAZON-02, US
 47331        8886       1206    2593  TTNET, TR
 12479        7571       1714     146  UNI2-AS, ES
  7545        5675        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4581        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        7571         7425  UNI2-AS, ES
 47331        8886         6293  TTNET, TR
 16509        9470         6103  AMAZON-02, US
  7545        5675         4988  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012         4937  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4581         4556  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4074         3905  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      /11:99      /12:302     
/13:581     /14:1212    /15:2145    /16:13602   /17:8485    /18:14196   
/19:25595   /20:45663   /21:54251   /22:114268  /23:106444  /24:593702  
/25:1093    /26:1071    /27:1501    /28:159     /29:241     /30:81      
/31:83      /32:641     

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

   ASN  No of nets  Total ann.  Description
 47331        7993        8886  TTNET, TR
 12479        6654        7571  UNI2-AS, ES
  8151        6254       12265  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        2561        3529  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2419        2943  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)
----------------------------------------------

   1:2330      2:1639      3:283       4:8         5:4621      6:163    
   7:6         8:1612      9:1        11:172      12:1486     13:373    
  14:2430     15:310      16:203      17:370      18:718      20:364    
  21:4        22:188      23:6656     24:3090     25:2        27:2599   
  29:19       31:2715     32:74       34:37       35:124      36:2169   
  37:4653     38:7076     39:894      40:147      41:4712     42:2230   
  43:2373     44:332      45:17564    46:4506     47:292      49:1912   
  50:1908     51:578      52:1622     54:364      55:691      56:5      
  57:132      58:2021     59:1192     60:1017     61:2768     62:2864   
  63:1941     64:5728     65:2385     66:5060     67:3121     68:1359   
  69:4137     70:1371     71:588      72:3006     74:2686     75:1587   
  76:626      77:2481     78:4134     79:2752     80:2189     81:2143   
  82:1605     83:1386     84:1656     85:3957     86:876      87:2251   
  88:2974     89:4110     90:663      91:8054     92:2276     93:2670   
  94:3826     95:5267     96:1326     97:315      98:1019     99:744    
 100:126     101:1190    102:3510    103:32947   104:4827    105:2029   
 106:986     107:2772    108:1132    109:4147    110:2173    111:3183   
 112:2119    113:1749    114:1761    115:2099    116:1995    117:2645   
 118:2787    119:2019    120:1811    121:1341    122:2787    123:2248   
 124:1630    125:2830    126:28      128:1574    129:999     130:1113   
 131:2032    132:935     133:410     134:1719    135:347     136:929    
 137:1008    138:2946    139:1584    140:1310    141:1357    142:1581   
 143:1605    144:1012    145:342     146:2020    147:1681    148:2529   
 149:2502    150:1035    151:1326    152:1980    153:599     154:5901   
 155:1383    156:2141    157:1432    158:1099    159:2226    160:2691   
 161:1651    162:3646    163:1696    164:1693    165:2165    166:1085   
 167:1720    168:3992    169:818     170:4951    171:1013    172:3798   
 173:3040    174:902     175:1258    176:3777    177:5437    178:3679   
 179:2499    180:2454    181:3732    182:3435    183:2042    184:2278   
 185:20861   186:5071    187:4736    188:4282    189:4308    190:9552   
 191:1946    192:11064   193:9032    194:7587    195:5495    196:3684   
 197:2885    198:6055    199:7032    200:8451    201:6353    202:10808  
 203:10516   204:4658    205:3737    206:4500    207:3573    208:4155   
 209:4996    210:4741    211:2610    212:4362    213:3557    214:1111   
 215:44      216:6911    217:3013    218:1368    219:615     220:2050   
 221:1025    222:869     223:2221   

End of report


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