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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 5 22:41:49 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 05 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:                              985821
    Prefixes after maximum aggregation (per Origin AS):          363112
    Deaggregation factor:                                          2.71
    Unique aggregates announced (without unneeded subnets):      456534
Total ASes present in the Internet Routing Table:                 75450
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64717
Origin ASes announcing only one prefix:                           26083
Transit ASes present in the Internet Routing Table:               10733
Transit-only ASes present in the Internet Routing Table:            503
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:                                     106
    Max AS path prepend of ASN (149381)                             100
Prefixes from unregistered ASNs in the Routing Table:              1296
    Number of instances of unregistered ASNs:                      1298
Number of 32-bit ASNs allocated by the RIRs:                      43313
Number of 32-bit ASNs visible in the Routing Table:               35726
Prefixes from 32-bit ASNs in the Routing Table:                  186513
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:            560
Number of addresses announced to Internet:                   3050203173
    Equivalent to 181 /8s, 206 /16s and 104 /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:      338468

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

Prefixes being announced by APNIC Region ASes:                   257647
    Total APNIC prefixes after maximum aggregation:               73144
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250418
    Unique aggregates announced from the APNIC address blocks:    99796
APNIC Region origin ASes present in the Internet Routing Table:   13943
    APNIC Prefixes per ASN:                                       17.96
APNIC Region origin ASes announcing only one prefix:               4141
APNIC Region transit ASes present in the Internet Routing Table:   1873
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                        106
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9269
Number of APNIC addresses announced to Internet:              775148704
    Equivalent to 46 /8s, 51 /16s and 212 /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:                    282887
    Total ARIN prefixes after maximum aggregation:               126253
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287251
    Unique aggregates announced from the ARIN address blocks:    132976
ARIN Region origin ASes present in the Internet Routing Table:    19123
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1925
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4843
Number of ARIN addresses announced to Internet:              1274100032
    Equivalent to 75 /8s, 241 /16s and 57 /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:                    281703
    Total RIPE prefixes after maximum aggregation:               128026
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275476
    Unique aggregates announced from the RIPE address blocks:    161058
RIPE Region origin ASes present in the Internet Routing Table:    28579
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12094
RIPE Region transit ASes present in the Internet Routing Table:    3964
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11535
Number of RIPE addresses announced to Internet:               714700513
    Equivalent to 42 /8s, 153 /16s and 118 /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:                  128174
    Total LACNIC prefixes after maximum aggregation:              28828
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         127235
    Unique aggregates announced from the LACNIC address blocks:   49463
LACNIC Region origin ASes present in the Internet Routing Table:  11065
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2293
LACNIC Region transit ASes present in the Internet Routing Table:  2421
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8911
Number of LACNIC addresses announced to Internet:             177859168
    Equivalent to 10 /8s, 153 /16s and 234 /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:                  34114
    Total AfriNIC prefixes after maximum aggregation:              6076
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44879
    Unique aggregates announced from the AfriNIC address blocks:  12768
AfriNIC Region origin ASes present in the Internet Routing Table:  1828
    AfriNIC Prefixes per ASN:                                     24.55
AfriNIC Region origin ASes announcing only one prefix:              605
AfriNIC Region transit ASes present in the Internet Routing Table:  345
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1168
Number of AfriNIC addresses announced to Internet:            108055552
    Equivalent to 6 /8s, 112 /16s and 204 /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        9818       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5677        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4555        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3826       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3605       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3417        498     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3357       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2665        857     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2520      11258     582  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        9447      11196    3362  AMAZON-02, US
 11492        4564        303     677  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4056       6647     642  COGENT-174, US
 22773        3641       3065     309  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3568       1320      70  SHAW, CA
 16625        3241       1435    2349  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2962       3836    1417  DNIC-ASBLK-00306-00371, US
396982        2744       3639     389  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        8895       1207    2590  TTNET, TR
 12479        7527       1714     146  UNI2-AS, ES
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 20940        4076       3398     169  AKAMAI-ASN1, NL
  9009        3476        299    1630  M247, RO
  8551        3146        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        3022       2301     917  ROSTELECOM-AS, RU
  5384        2506        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2425       1852      14  TE-AS TE-AS, EG
 34984        2370        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       12207       3385     598  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2496        340     638  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1346       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1308        788     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1108        178     418  Techtel LMDS Comunicaciones Interactiva
 28202        1104         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        1543        545      28  RAYA-AS, EG
 24863        1531        389      16  LINKdotNET-AS, EG
 36992        1361       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1073         69      52  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         535         82       3  KENET-AS, KE
 15399         524         54      44  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       12207       3385     598  UNINET, MX
  9808        9818       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9447      11196    3362  AMAZON-02, US
 47331        8895       1207    2590  TTNET, TR
 12479        7527       1714     146  UNI2-AS, ES
  7545        5677        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 11492        4564        303     677  CABLEONE, US
 18403        4555        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        9818         9762  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7527         7381  UNI2-AS, ES
 47331        8895         6305  TTNET, TR
 16509        9447         6085  AMAZON-02, US
  7545        5677         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4999         4924  ERX-CERNET-BKB China Education and Research Net
 39891        4641         4587  ALJAWWALSTC-AS, SA
 18403        4555         4530  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4076         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            65512  -Private Use AS-, ZZ
     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
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
23.169.88.0/24       Origin:     44658  CRAB-AS, US
23.169.88.0/24      Transit:     21738  ROZINT, 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      /11:99      /12:303     
/13:583     /14:1210    /15:2138    /16:13590   /17:8497    /18:14216   
/19:25634   /20:45687   /21:54233   /22:114307  /23:107328  /24:593036  
/25:1109    /26:1076    /27:1501    /28:165     /29:242     /30:81      
/31:82      /32:636     

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

   ASN  No of nets  Total ann.  Description
 47331        8001        8895  TTNET, TR
 12479        6624        7527  UNI2-AS, ES
  8151        6200       12207  UNINET, MX
 11492        3478        4564  CABLEONE, US
  6327        3372        3568  SHAW, CA
 39891        3324        4641  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2671        3641  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2623        3146  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2126        3523  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)
----------------------------------------------

   1:2316      2:1581      3:281       4:8         5:4615      6:165    
   7:6         8:1613      9:1        11:172      12:1492     13:375    
  14:2393     15:309      16:206      17:370      18:713      20:363    
  21:4        22:188      23:6628     24:3084     25:2        27:2594   
  29:19       31:2705     32:74       34:37       35:123      36:2167   
  37:4649     38:6960     39:891      40:147      41:4735     42:2216   
  43:2378     44:333      45:17444    46:4505     47:292      49:1913   
  50:1909     51:578      52:1624     54:368      55:893      56:5      
  57:138      58:2002     59:1189     60:1013     61:2753     62:2889   
  63:1939     64:5708     65:2387     66:5154     67:3117     68:1363   
  69:4133     70:1392     71:583      72:3013     74:2682     75:1593   
  76:627      77:2474     78:4134     79:2931     80:2176     81:2105   
  82:1600     83:1397     84:1640     85:3926     86:882      87:2258   
  88:2980     89:4106     90:660      91:8063     92:2268     93:2667   
  94:3813     95:5252     96:1323     97:316      98:1037     99:744    
 100:123     101:1168    102:3474    103:32961   104:4800    105:2029   
 106:986     107:2760    108:1132    109:4156    110:2172    111:3200   
 112:2115    113:1746    114:1759    115:2105    116:2002    117:2641   
 118:2797    119:2016    120:1810    121:1332    122:2784    123:2250   
 124:1671    125:2814    128:1559    129:1008    130:1110    131:2051   
 132:931     133:411     134:1717    135:346     136:922     137:1012   
 138:2859    139:1579    140:1355    141:1349    142:1587    143:1605   
 144:1006    145:337     146:2030    147:1664    148:2522    149:2487   
 150:1037    151:1331    152:1980    153:600     154:5855    155:1390   
 156:2143    157:1415    158:1093    159:2219    160:2695    161:1643   
 162:3634    163:1690    164:1689    165:2162    166:1082    167:1706   
 168:3982    169:822     170:4911    171:998     172:3798    173:3031   
 174:903     175:1257    176:3759    177:5304    178:3686    179:2455   
 180:2449    181:3724    182:3433    183:2047    184:2287    185:20843  
 186:5063    187:4681    188:4287    189:4275    190:9555    191:1913   
 192:11072   193:9019    194:7588    195:5490    196:3686    197:2931   
 198:6053    199:6937    200:8486    201:6322    202:10853   203:10512  
 204:4662    205:3720    206:4543    207:3563    208:4151    209:5010   
 210:4747    211:2604    212:4358    213:3538    214:1117    215:50     
 216:6915    217:3013    218:1369    219:613     220:2053    221:1025   
 222:869     223:2219   

End of report


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