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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Dec 17 22:41:25 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sun 17 Dec, 2023

  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:                              985974
    Prefixes after maximum aggregation (per Origin AS):          363234
    Deaggregation factor:                                          2.71
    Unique aggregates announced (without unneeded subnets):      456075
Total ASes present in the Internet Routing Table:                 75368
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64566
Origin ASes announcing only one prefix:                           26003
Transit ASes present in the Internet Routing Table:               10802
Transit-only ASes present in the Internet Routing Table:            484
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1278
    Number of instances of unregistered ASNs:                      1280
Number of 32-bit ASNs allocated by the RIRs:                      43235
Number of 32-bit ASNs visible in the Routing Table:               35644
Prefixes from 32-bit ASNs in the Routing Table:                  186555
Number of bogon 32-bit ASNs visible in the Routing Table:           179
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            600
Number of addresses announced to Internet:                   3049368094
    Equivalent to 181 /8s, 193 /16s and 170 /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:      339168

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

Prefixes being announced by APNIC Region ASes:                   257335
    Total APNIC prefixes after maximum aggregation:               73019
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250244
    Unique aggregates announced from the APNIC address blocks:    99662
APNIC Region origin ASes present in the Internet Routing Table:   13916
    APNIC Prefixes per ASN:                                       17.98
APNIC Region origin ASes announcing only one prefix:               4145
APNIC Region transit ASes present in the Internet Routing Table:   1887
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9234
Number of APNIC addresses announced to Internet:              771264160
    Equivalent to 45 /8s, 248 /16s and 142 /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:                    282019
    Total ARIN prefixes after maximum aggregation:               126154
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           286382
    Unique aggregates announced from the ARIN address blocks:    132707
ARIN Region origin ASes present in the Internet Routing Table:    19106
    ARIN Prefixes per ASN:                                        14.99
ARIN Region origin ASes announcing only one prefix:                6931
ARIN Region transit ASes present in the Internet Routing Table:    1943
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4833
Number of ARIN addresses announced to Internet:              1276238656
    Equivalent to 76 /8s, 17 /16s and 219 /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:                    282084
    Total RIPE prefixes after maximum aggregation:               128243
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275698
    Unique aggregates announced from the RIPE address blocks:    160966
RIPE Region origin ASes present in the Internet Routing Table:    28580
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    3988
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11527
Number of RIPE addresses announced to Internet:               715030238
    Equivalent to 42 /8s, 158 /16s and 126 /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:                  129179
    Total LACNIC prefixes after maximum aggregation:              28934
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         128238
    Unique aggregates announced from the LACNIC address blocks:   49384
LACNIC Region origin ASes present in the Internet Routing Table:  11045
    LACNIC Prefixes per ASN:                                      11.61
LACNIC Region origin ASes announcing only one prefix:              2259
LACNIC Region transit ASes present in the Internet Routing Table:  2428
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8890
Number of LACNIC addresses announced to Internet:             178347872
    Equivalent to 10 /8s, 161 /16s and 95 /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:                  34079
    Total AfriNIC prefixes after maximum aggregation:              6086
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         44811
    Unique aggregates announced from the AfriNIC address blocks:  12856
AfriNIC Region origin ASes present in the Internet Routing Table:  1818
    AfriNIC Prefixes per ASN:                                     24.65
AfriNIC Region origin ASes announcing only one prefix:              588
AfriNIC Region transit ASes present in the Internet Routing Table:  353
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1160
Number of AfriNIC addresses announced to Internet:            108039680
    Equivalent to 6 /8s, 112 /16s and 142 /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        9791       8732      46  CHINAMOBILE-CN China Mobile Communicati
  7545        5673        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4471        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3827       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3596       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3394        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3355       1872      99  VNPT-AS-VN VNPT Corp, VN
  4766        2683      11259     589  KIXS-AS-KR Korea Telecom, KR
 24560        2645        854     364  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        9373      11180    3417  AMAZON-02, US
 11492        4562        303     680  CABLEONE, US
  7155        4185        289      98  VIASAT-SP-BACKBONE, US
   174        3960       6658     652  COGENT-174, US
 22773        3608       3077     306  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3567       1320      69  SHAW, CA
 16625        3209       1427    2346  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2944       3838    1402  DNIC-ASBLK-00306-00371, US
396982        2737       3637     383  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        8781       1193    2774  TTNET, TR
 12479        7610       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4078       3398     169  AKAMAI-ASN1, NL
  9009        3501        300    1637  M247, RO
  8551        3364        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        3011       2301     916  ROSTELECOM-AS, RU
  8452        2503       1852      14  TE-AS TE-AS, EG
  5384        2492        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2368        362     581  TELLCOM-AS, TR

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12163       3380     602  UNINET, MX
 10620        3518        496     885  Telmex Colombia S.A., CO
 13999        2490        339     634  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1346       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 28202        1103         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1091        177     429  Techtel LMDS Comunicaciones Interactiva
  6147        1084        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
 24863        1596        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1049         68      52  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         541         82       3  KENET-AS, KE
 15399         534         56      53  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       12163       3380     602  UNINET, MX
  9808        9791       8732      46  CHINAMOBILE-CN China Mobile Communicati
 16509        9373      11180    3417  AMAZON-02, US
 47331        8781       1193    2774  TTNET, TR
 12479        7610       1714     146  UNI2-AS, ES
  7545        5673        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4562        303     680  CABLEONE, US
 18403        4471        347      25  FPT-AS-AP FPT Telecom Company, VN

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        9791         9745  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7610         7464  UNI2-AS, ES
 47331        8781         6007  TTNET, TR
 16509        9373         5956  AMAZON-02, US
  7545        5673         4986  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4915  ERX-CERNET-BKB China Education and Research Net
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4471         4446  FPT-AS-AP FPT Telecom Company, VN
  7155        4185         4087  VIASAT-SP-BACKBONE, US
 20940        4078         3909  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             33650  COMCAST-33650, 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             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
100.65.6.0/24             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
100.66.9.0/24             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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:99      /12:300     
/13:584     /14:1210    /15:2139    /16:13603   /17:8512    /18:14233   
/19:25678   /20:45655   /21:54321   /22:114495  /23:107249  /24:592895  
/25:1130    /26:1081    /27:1499    /28:163     /29:242     /30:80      
/31:82      /32:655     

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

   ASN  No of nets  Total ann.  Description
 47331        7893        8781  TTNET, TR
 12479        6696        7610  UNI2-AS, ES
  8151        6168       12163  UNINET, MX
 11492        3476        4562  CABLEONE, US
  6327        3371        3567  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3128        4185  VIASAT-SP-BACKBONE, US
  8551        2841        3364  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2650        3608  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2130        2475  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2257      2:1586      3:282       4:8         5:4607      6:164    
   7:6         8:1618      9:1        11:172      12:1494     13:372    
  14:2386     15:308      16:207      17:368      18:698      20:362    
  21:4        22:188      23:6633     24:3010     25:2        27:2652   
  29:19       31:2701     32:74       34:37       35:121      36:2112   
  37:4663     38:6845     39:888      40:148      41:4709     42:2174   
  43:2383     44:334      45:17565    46:4595     47:304      49:1914   
  50:1909     51:577      52:1629     54:381      55:874      56:5      
  57:137      58:2009     59:1193     60:1010     61:2756     62:2879   
  63:1944     64:5705     65:2393     66:5159     67:3129     68:1355   
  69:4105     70:1384     71:617      72:3021     74:2685     75:1598   
  76:631      77:2465     78:4093     79:3047     80:2172     81:2118   
  82:1598     83:1398     84:1642     85:3842     86:887      87:2262   
  88:2973     89:4099     90:654      91:8053     92:2274     93:2674   
  94:3805     95:5255     96:1332     97:317      98:1041     99:746    
 100:124     101:1163    102:3486    103:32911   104:4815    105:2028   
 106:992     107:2781    108:1148    109:4267    110:2172    111:3188   
 112:2111    113:1730    114:1761    115:2103    116:2001    117:2578   
 118:2778    119:2019    120:1812    121:1321    122:2790    123:2250   
 124:1654    125:2800    128:1590    129:1007    130:1109    131:2078   
 132:987     133:411     134:1729    135:336     136:919     137:1001   
 138:2896    139:1577    140:1335    141:1366    142:1584    143:1599   
 144:1008    145:336     146:2028    147:1671    148:2520    149:2474   
 150:1028    151:1334    152:1978    153:599     154:5674    155:1386   
 156:2158    157:1399    158:1102    159:2214    160:2703    161:1648   
 162:3630    163:1655    164:1700    165:1925    166:1099    167:1765   
 168:4001    169:818     170:4957    171:995     172:3775    173:3059   
 174:904     175:1254    176:3763    177:5519    178:3680    179:2493   
 180:2432    181:3702    182:3417    183:2045    184:2284    185:20849  
 186:5133    187:4702    188:4283    189:4281    190:9590    191:1981   
 192:11035   193:9053    194:7571    195:5487    196:3654    197:2930   
 198:6077    199:6812    200:8462    201:6384    202:10944   203:10486  
 204:4628    205:3703    206:4539    207:3554    208:4157    209:5001   
 210:4695    211:2593    212:4347    213:3519    214:1117    215:49     
 216:6906    217:3017    218:1349    219:611     220:2026    221:1022   
 222:882     223:2224   

End of report


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