[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 9 22:42:00 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 09 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:                              987213
    Prefixes after maximum aggregation (per Origin AS):          363457
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456537
Total ASes present in the Internet Routing Table:                 75427
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           64530
Origin ASes announcing only one prefix:                           26040
Transit ASes present in the Internet Routing Table:               10897
Transit-only ASes present in the Internet Routing Table:            500
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                     103
    Max AS path prepend of ASN (149381)                             100
Prefixes from unregistered ASNs in the Routing Table:              1293
    Number of instances of unregistered ASNs:                      1296
Number of 32-bit ASNs allocated by the RIRs:                      43337
Number of 32-bit ASNs visible in the Routing Table:               35733
Prefixes from 32-bit ASNs in the Routing Table:                  187463
Number of bogon 32-bit ASNs visible in the Routing Table:           193
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            563
Number of addresses announced to Internet:                   3050215973
    Equivalent to 181 /8s, 206 /16s and 154 /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:      338755

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

Prefixes being announced by APNIC Region ASes:                   258189
    Total APNIC prefixes after maximum aggregation:               73514
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          250980
    Unique aggregates announced from the APNIC address blocks:    99833
APNIC Region origin ASes present in the Internet Routing Table:   13944
    APNIC Prefixes per ASN:                                       18.00
APNIC Region origin ASes announcing only one prefix:               4161
APNIC Region transit ASes present in the Internet Routing Table:   1903
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                        103
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9270
Number of APNIC addresses announced to Internet:              775210656
    Equivalent to 46 /8s, 52 /16s and 198 /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:                    282714
    Total ARIN prefixes after maximum aggregation:               126148
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287187
    Unique aggregates announced from the ARIN address blocks:    132959
ARIN Region origin ASes present in the Internet Routing Table:    19106
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                6931
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4835
Number of ARIN addresses announced to Internet:              1273977408
    Equivalent to 75 /8s, 239 /16s and 90 /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:                    281698
    Total RIPE prefixes after maximum aggregation:               128054
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275335
    Unique aggregates announced from the RIPE address blocks:    161069
RIPE Region origin ASes present in the Internet Routing Table:    28579
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12101
RIPE Region transit ASes present in the Internet Routing Table:    4004
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11550
Number of RIPE addresses announced to Internet:               714753505
    Equivalent to 42 /8s, 154 /16s and 69 /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:                  129170
    Total LACNIC prefixes after maximum aggregation:              28870
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         128210
    Unique aggregates announced from the LACNIC address blocks:   49441
LACNIC Region origin ASes present in the Internet Routing Table:  11063
    LACNIC Prefixes per ASN:                                      11.59
LACNIC Region origin ASes announcing only one prefix:              2248
LACNIC Region transit ASes present in the Internet Routing Table:  2448
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8915
Number of LACNIC addresses announced to Internet:             177898592
    Equivalent to 10 /8s, 154 /16s and 132 /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:                  34149
    Total AfriNIC prefixes after maximum aggregation:              6093
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         44936
    Unique aggregates announced from the AfriNIC address blocks:  12760
AfriNIC Region origin ASes present in the Internet Routing Table:  1824
    AfriNIC Prefixes per ASN:                                     24.64
AfriNIC Region origin ASes announcing only one prefix:              599
AfriNIC Region transit ASes present in the Internet Routing Table:  345
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1163
Number of AfriNIC addresses announced to Internet:            108071936
    Equivalent to 6 /8s, 113 /16s and 12 /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        9784       8739      53  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4555        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3845       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3605       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3426        498     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3359       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2671        857     380  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2522      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        9445      11196    3383  AMAZON-02, US
 11492        4564        303     677  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4075       6631     640  COGENT-174, US
  6327        3568       1320      70  SHAW, CA
 22773        3525       3075     304  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3243       1435    2348  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2989       4974    1428  DNIC-ASBLK-00306-00371, US
396982        2746       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        8894       1207    2584  TTNET, TR
 12479        7564       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4066       3398     170  AKAMAI-ASN1, NL
  9009        3474        298    1626  M247, RO
 12389        3027       2301     918  ROSTELECOM-AS, RU
  8551        2986        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2501        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2429       1852      14  TE-AS TE-AS, EG
 34984        2370        362     591  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       3380     620  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2496        340     638  Mega Cable, S.A. de C.V., MX
 11830        2003        369      64  Instituto Costarricense de Electricidad
 28573        1346       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1309        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 11664        1112        178     419  Techtel LMDS Comunicaciones Interactiva
 28202        1103         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        1531        389      16  LINKdotNET-AS, EG
 36992        1361       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1077         69      56  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         546         82       3  KENET-AS, KE
 15399         537         56      54  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       3380     620  UNINET, MX
  9808        9784       8739      53  CHINAMOBILE-CN China Mobile Communicati
 16509        9445      11196    3383  AMAZON-02, US
 47331        8894       1207    2584  TTNET, TR
 12479        7564       1714     146  UNI2-AS, ES
  7545        5675        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  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        9784         9731  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7564         7418  UNI2-AS, ES
 47331        8894         6310  TTNET, TR
 16509        9445         6062  AMAZON-02, US
  7545        5675         4989  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5013         4938  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4555         4530  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4066         3896  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              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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:100     /12:304     
/13:584     /14:1214    /15:2145    /16:13623   /17:8509    /18:14289   
/19:25641   /20:45716   /21:54281   /22:114391  /23:107587  /24:593898  
/25:1107    /26:1061    /27:1499    /28:161     /29:241     /30:81      
/31:83      /32:630     

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

   ASN  No of nets  Total ann.  Description
 47331        8000        8894  TTNET, TR
 12479        6649        7564  UNI2-AS, ES
  8151        6203       12207  UNINET, MX
 11492        3478        4564  CABLEONE, US
  6327        3372        3568  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2562        3525  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2463        2986  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)
----------------------------------------------

   1:2314      2:1605      3:281       4:8         5:4620      6:164    
   7:6         8:1614      9:1        11:172      12:1490     13:375    
  14:2392     15:310      16:206      17:370      18:712      20:363    
  21:4        22:188      23:6634     24:3085     25:2        27:2596   
  29:19       31:2718     32:74       34:37       35:124      36:2167   
  37:4659     38:7019     39:891      40:147      41:4742     42:2210   
  43:2371     44:334      45:17579    46:4499     47:292      49:1911   
  50:1906     51:578      52:1624     54:369      55:890      56:5      
  57:138      58:2004     59:1190     60:1014     61:2770     62:2875   
  63:1940     64:5708     65:2383     66:5148     67:3114     68:1357   
  69:4131     70:1370     71:585      72:2994     74:2684     75:1588   
  76:627      77:2474     78:4131     79:2778     80:2182     81:2109   
  82:1608     83:1391     84:1640     85:3956     86:882      87:2257   
  88:2969     89:4104     90:663      91:8072     92:2266     93:2665   
  94:3820     95:5262     96:1324     97:316      98:1018     99:745    
 100:123     101:1168    102:3512    103:32938   104:4785    105:2029   
 106:987     107:2764    108:1134    109:4155    110:2169    111:3193   
 112:2122    113:1742    114:1758    115:2097    116:1997    117:2639   
 118:2798    119:2018    120:1810    121:1331    122:2792    123:2250   
 124:1671    125:2821    126:28      128:1565    129:998     130:1109   
 131:2071    132:942     133:411     134:1722    135:346     136:922    
 137:1009    138:2958    139:1600    140:1365    141:1351    142:1583   
 143:1615    144:1007    145:338     146:2027    147:1668    148:2525   
 149:2498    150:1038    151:1331    152:1980    153:600     154:5822   
 155:1388    156:2129    157:1414    158:1093    159:2220    160:2700   
 161:1646    162:3636    163:1694    164:1691    165:2163    166:1083   
 167:1720    168:4044    169:822     170:4972    171:1004    172:3796   
 173:3029    174:902     175:1254    176:3761    177:5464    178:3679   
 179:2508    180:2451    181:3741    182:3433    183:2043    184:2280   
 185:20834   186:5115    187:4738    188:4286    189:4320    190:9556   
 191:1936    192:11093   193:9022    194:7588    195:5494    196:3690   
 197:2896    198:6054    199:6967    200:8447    201:6319    202:10861  
 203:10576   204:4658    205:3714    206:4516    207:3557    208:4149   
 209:5001    210:4833    211:2605    212:4358    213:3541    214:1117   
 215:44      216:6920    217:3021    218:1369    219:616     220:2055   
 221:1025    222:869     223:2217   

End of report


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