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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 25 22:43:18 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 25 Feb, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                              988734
    Prefixes after maximum aggregation (per Origin AS):          362898
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457769
Total ASes present in the Internet Routing Table:                 75704
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           65023
Origin ASes announcing only one prefix:                           26118
Transit ASes present in the Internet Routing Table:               10681
Transit-only ASes present in the Internet Routing Table:            505
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:              1259
    Number of instances of unregistered ASNs:                      1261
Number of 32-bit ASNs allocated by the RIRs:                      43713
Number of 32-bit ASNs visible in the Routing Table:               36065
Prefixes from 32-bit ASNs in the Routing Table:                  189410
Number of bogon 32-bit ASNs visible in the Routing Table:           196
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            608
Number of addresses announced to Internet:                   3044046003
    Equivalent to 181 /8s, 112 /16s and 116 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      338081

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

Prefixes being announced by APNIC Region ASes:                   258558
    Total APNIC prefixes after maximum aggregation:               73831
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          251115
    Unique aggregates announced from the APNIC address blocks:   100317
APNIC Region origin ASes present in the Internet Routing Table:   14075
    APNIC Prefixes per ASN:                                       17.84
APNIC Region origin ASes announcing only one prefix:               4205
APNIC Region transit ASes present in the Internet Routing Table:   1885
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9422
Number of APNIC addresses announced to Internet:              775082656
    Equivalent to 46 /8s, 50 /16s and 210 /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:                    283397
    Total ARIN prefixes after maximum aggregation:               124699
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           287692
    Unique aggregates announced from the ARIN address blocks:    132250
ARIN Region origin ASes present in the Internet Routing Table:    19136
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    1945
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:    4863
Number of ARIN addresses announced to Internet:              1270656320
    Equivalent to 75 /8s, 188 /16s and 173 /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:                    281430
    Total RIPE prefixes after maximum aggregation:               128539
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275548
    Unique aggregates announced from the RIPE address blocks:    162023
RIPE Region origin ASes present in the Internet Routing Table:    28649
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12094
RIPE Region transit ASes present in the Internet Routing Table:    3906
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11664
Number of RIPE addresses announced to Internet:               713835891
    Equivalent to 42 /8s, 140 /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:                  129994
    Total LACNIC prefixes after maximum aggregation:              28932
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128841
    Unique aggregates announced from the LACNIC address blocks:   49474
LACNIC Region origin ASes present in the Internet Routing Table:  11081
    LACNIC Prefixes per ASN:                                      11.63
LACNIC Region origin ASes announcing only one prefix:              2259
LACNIC Region transit ASes present in the Internet Routing Table:  2432
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8928
Number of LACNIC addresses announced to Internet:             177789280
    Equivalent to 10 /8s, 152 /16s and 217 /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:                  34096
    Total AfriNIC prefixes after maximum aggregation:              6112
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         44929
    Unique aggregates announced from the AfriNIC address blocks:  13192
AfriNIC Region origin ASes present in the Internet Routing Table:  1843
    AfriNIC Prefixes per ASN:                                     24.38
AfriNIC Region origin ASes announcing only one prefix:              616
AfriNIC Region transit ASes present in the Internet Routing Table:  341
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       49
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1188
Number of AfriNIC addresses announced to Internet:            106355456
    Equivalent to 6 /8s, 86 /16s and 219 /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        9830       8740      57  CHINAMOBILE-CN China Mobile Communicati
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4943       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4541        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3882       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3510        497     252  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3291       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2740        860     372  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2491      11258     576  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        9658      11247    3334  AMAZON-02, US
 22773        5013       3079     303  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4831       6639     676  COGENT-174, US
 11492        4581        304     644  CABLEONE, US
  7155        4186        289      98  VIASAT-SP-BACKBONE, US
  6327        3596       1320      75  SHAW, CA
 16625        3244       1412    2308  AKAMAI-AS, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2886       3644    1402  DNIC-ASBLK-00306-00371, US
396982        2758       3639     397  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        8991       1210    2377  TTNET, TR
 12479        7612       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3934       3396     150  AKAMAI-ASN1, NL
  9009        3260        284    1588  M247, RO
 12389        2978       2303     907  ROSTELECOM-AS, RU
  8551        2657        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2448       1852      14  TE-AS TE-AS, EG
 34984        2398        366     586  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       12502       3375     607  UNINET, MX
 10620        3523        496     891  Telmex Colombia S.A., CO
 13999        2522        342     644  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1330       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1309        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        349     490  Axtel, S.A.B. de C.V., MX
 11664        1142        179     419  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        369      22  Telefonica del Peru S.A.A., PE

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1629        315      40  Telkom-Internet, ZA
 24835        1550        545      28  RAYA-AS, EG
 24863        1545        389      16  LINKdotNET-AS, EG
 36992        1362       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1152         74      63  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         561         82       3  KENET-AS, KE
  6713         554       1861      34  IAM-AS, MA
 15399         529         55      52  WANANCHI-, KE

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12502       3375     607  UNINET, MX
  9808        9830       8740      57  CHINAMOBILE-CN China Mobile Communicati
 16509        9658      11247    3334  AMAZON-02, US
 47331        8991       1210    2377  TTNET, TR
 12479        7612       1714     147  UNI2-AS, ES
  7545        5655        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5013       3079     303  ASN-CXA-ALL-CCI-22773-RDC, US
  4538        4943       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4831       6639     676  COGENT-174, US
 39891        4758        286      60  ALJAWWALSTC-AS, SA

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

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

   ASN  No of nets  Net Savings  Description
  9808        9830         9773  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7612         7465  UNI2-AS, ES
 47331        8991         6614  TTNET, TR
 16509        9658         6324  AMAZON-02, US
  7545        5655         4981  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4943         4868  ERX-CERNET-BKB China Education and Research Net
 22773        5013         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4541         4516  FPT-AS-AP FPT Telecom Company, VN
   174        4831         4155  COGENT-174, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
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
27.0.192.0/24        Origin:    136800  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      6939  HURRICANE, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:98      /12:302     
/13:579     /14:1207    /15:2135    /16:13526   /17:8463    /18:14196   
/19:25438   /20:45537   /21:53788   /22:114204  /23:106818  /24:597487  
/25:1104    /26:1058    /27:1510    /28:158     /29:246     /30:83      
/31:101     /32:628     

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

   ASN  No of nets  Total ann.  Description
 47331        8110        8991  TTNET, TR
 12479        6727        7612  UNI2-AS, ES
  8151        6449       12502  UNINET, MX
 22773        4045        5013  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4581  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3596  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2149        2492  MEDIACOM-ENTERPRISE-BUSINESS, US
  8551        2133        2657  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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

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

   1:2321      2:1613      3:301       4:22        5:4650      6:164    
   7:6         8:1629      9:2        11:172      12:1472     13:389    
  14:2442     15:313      16:208      17:372      18:738      20:374    
  21:4        22:188      23:6660     24:3163     25:2        27:2647   
  29:19       31:2734     32:64       34:42       35:126      36:2208   
  37:4639     38:8072     39:899      40:141      41:4619     42:2181   
  43:2382     44:334      45:17709    46:4471     47:293      49:1935   
  50:1931     51:579      52:1618     54:312      55:880      56:5      
  57:160      58:2110     59:1201     60:1020     61:2762     62:2834   
  63:1941     64:5725     65:2372     66:4849     67:3125     68:1592   
  69:4103     70:1517     71:584      72:3030     74:2633     75:1591   
  76:635      77:2539     78:4142     79:2509     80:2172     81:2157   
  82:1572     83:1324     84:1663     85:4034     86:943      87:2258   
  88:2996     89:4146     90:678      91:8088     92:2274     93:2658   
  94:3822     95:5316     96:1321     97:313      98:1091     99:745    
 100:121     101:1184    102:3550    103:32980   104:4788    105:2028   
 106:1005    107:2786    108:1130    109:4091    110:2174    111:3196   
 112:2091    113:1777    114:1784    115:2094    116:1988    117:2662   
 118:2784    119:2024    120:1816    121:1359    122:2819    123:2267   
 124:1639    125:2884    126:28      128:1580    129:1022    130:1136   
 131:1934    132:939     133:412     134:1716    135:354     136:934    
 137:1062    138:3000    139:1560    140:1377    141:1359    142:1605   
 143:1564    144:1011    145:345     146:2049    147:1719    148:2541   
 149:2593    150:1043    151:1341    152:2000    153:595     154:6020   
 155:1388    156:2135    157:1595    158:1095    159:2240    160:2701   
 161:1660    162:3643    163:1726    164:1703    165:2174    166:1076   
 167:1729    168:4121    169:824     170:4990    171:1035    172:3862   
 173:3066    174:930     175:1257    176:3816    177:5314    178:3698   
 179:2491    180:2468    181:3747    182:3423    183:2031    184:2276   
 185:21001   186:5174    187:4844    188:4249    189:4399    190:9524   
 191:1876    192:11030   193:9074    194:7594    195:5442    196:3653   
 197:2962    198:6073    199:7272    200:8474    201:6421    202:10796  
 203:10571   204:4613    205:3788    206:4565    207:3600    208:4183   
 209:5054    210:4778    211:2602    212:4402    213:3564    214:1116   
 215:44      216:6833    217:3059    218:1389    219:608     220:2055   
 221:1026    222:879     223:2236   

End of report


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