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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Mar 10 22:41:40 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 10 Mar, 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:                              991600
    Prefixes after maximum aggregation (per Origin AS):          364036
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      458542
Total ASes present in the Internet Routing Table:                 75742
    Prefixes per ASN:                                             13.09
Origin-only ASes present in the Internet Routing Table:           64955
Origin ASes announcing only one prefix:                           26096
Transit ASes present in the Internet Routing Table:               10787
Transit-only ASes present in the Internet Routing Table:            501
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:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1273
    Number of instances of unregistered ASNs:                      1275
Number of 32-bit ASNs allocated by the RIRs:                      43818
Number of 32-bit ASNs visible in the Routing Table:               36117
Prefixes from 32-bit ASNs in the Routing Table:                  190215
Number of bogon 32-bit ASNs visible in the Routing Table:           177
Special use prefixes present in the Routing Table:                   31
Prefixes being announced from unallocated address space:            630
Number of addresses announced to Internet:                   3042992565
    Equivalent to 181 /8s, 96 /16s and 97 /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:      338995

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

Prefixes being announced by APNIC Region ASes:                   259525
    Total APNIC prefixes after maximum aggregation:               73762
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          252097
    Unique aggregates announced from the APNIC address blocks:   100018
APNIC Region origin ASes present in the Internet Routing Table:   14098
    APNIC Prefixes per ASN:                                       17.88
APNIC Region origin ASes announcing only one prefix:               4218
APNIC Region transit ASes present in the Internet Routing Table:   1896
Average APNIC Region AS path length visible:                        4.9
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9447
Number of APNIC addresses announced to Internet:              775251872
    Equivalent to 46 /8s, 53 /16s and 103 /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:                    283983
    Total ARIN prefixes after maximum aggregation:               125460
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288339
    Unique aggregates announced from the ARIN address blocks:    132531
ARIN Region origin ASes present in the Internet Routing Table:    19162
    ARIN Prefixes per ASN:                                        15.05
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1971
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4867
Number of ARIN addresses announced to Internet:              1270527554
    Equivalent to 75 /8s, 186 /16s and 182 /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:                    282228
    Total RIPE prefixes after maximum aggregation:               128816
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           276061
    Unique aggregates announced from the RIPE address blocks:    162495
RIPE Region origin ASes present in the Internet Routing Table:    28654
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    3968
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11688
Number of RIPE addresses announced to Internet:               712908915
    Equivalent to 42 /8s, 126 /16s and 32 /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:                  130465
    Total LACNIC prefixes after maximum aggregation:              29043
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         129178
    Unique aggregates announced from the LACNIC address blocks:   49475
LACNIC Region origin ASes present in the Internet Routing Table:  11078
    LACNIC Prefixes per ASN:                                      11.66
LACNIC Region origin ASes announcing only one prefix:              2240
LACNIC Region transit ASes present in the Internet Routing Table:  2423
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8925
Number of LACNIC addresses announced to Internet:             177528672
    Equivalent to 10 /8s, 148 /16s and 223 /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:                  34126
    Total AfriNIC prefixes after maximum aggregation:              6151
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         45294
    Unique aggregates announced from the AfriNIC address blocks:  13500
AfriNIC Region origin ASes present in the Internet Routing Table:  1831
    AfriNIC Prefixes per ASN:                                     24.74
AfriNIC Region origin ASes announcing only one prefix:              606
AfriNIC Region transit ASes present in the Internet Routing Table:  349
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1190
Number of AfriNIC addresses announced to Internet:            106449152
    Equivalent to 6 /8s, 88 /16s and 73 /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      57  CHINAMOBILE-CN China Mobile Communicati
  7545        5651        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4591        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3846       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3609       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3513        495     253  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3287       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2751        863     362  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2505      11259     578  KIXS-AS-KR Korea Telecom, KR

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9652      11324    3374  AMAZON-02, US
 22773        5016       3079     304  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4959       6645     682  COGENT-174, US
 11492        4576        304     647  CABLEONE, US
  7155        4186        289      98  VIASAT-SP-BACKBONE, US
  6327        3600       1320      75  SHAW, CA
 16625        3226       1400    2305  AKAMAI-AS, US
   749        3199      54920    2451  DNIC-AS-00749, US
   367        2899       3645    1397  DNIC-ASBLK-00306-00371, US
396982        2753       3638     402  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        8993       1209    2368  TTNET, TR
 12479        7623       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3937       3396     150  AKAMAI-ASN1, NL
  9009        3284        284    1598  M247, RO
 12389        2968       2303     902  ROSTELECOM-AS, RU
  8551        2665        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2503        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2461       1852      14  TE-AS TE-AS, EG
 34984        2394        366     582  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       12535       3356     589  UNINET, MX
 10620        3525        496     891  Telmex Colombia S.A., CO
 13999        2504        338     650  Mega Cable, S.A. de C.V., MX
 11830        2001        369      64  Instituto Costarricense de Electricidad
 28573        1343       2319     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1312        787     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1208        349     490  Axtel, S.A.B. de C.V., MX
 11664        1144        179     421  Techtel LMDS Comunicaciones Interactiva
 26615        1138       2505      73  TIM SA, BR
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR

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        1549        545      28  RAYA-AS, EG
 24863        1520        389      20  LINKdotNET-AS, EG
 36992        1368       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1170         75      60  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 36914         554         82       3  KENET-AS, KE
 15399         532         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       12535       3356     589  UNINET, MX
  9808        9818       8740      57  CHINAMOBILE-CN China Mobile Communicati
 16509        9652      11324    3374  AMAZON-02, US
 47331        8993       1209    2368  TTNET, TR
 12479        7623       1714     147  UNI2-AS, ES
  7545        5651        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5016       3079     304  ASN-CXA-ALL-CCI-22773-RDC, US
  4538        5000       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4959       6645     682  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        9818         9761  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7623         7476  UNI2-AS, ES
 47331        8993         6625  TTNET, TR
 16509        9652         6278  AMAZON-02, US
  7545        5651         4977  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000         4925  ERX-CERNET-BKB China Education and Research Net
 22773        5016         4712  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4591         4566  FPT-AS-AP FPT Telecom Company, VN
   174        4959         4277  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
     65536  DOCUMENT     5.102.30.0/24            65512  -Private Use AS-, ZZ
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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  CROWNCASTLE-AS46887, 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
100.65.16.0/23            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
100.66.10.0/24            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
23.172.216.0/24      Origin:    398741  AS-VERTEXLINK-01, US
23.172.216.0/24     Transit:     60539  HUICAST_TELECOM, HK
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      /11:98      /12:300     
/13:579     /14:1208    /15:2135    /16:13529   /17:8456    /18:14214   
/19:25348   /20:45573   /21:53799   /22:114565  /23:106985  /24:599847  
/25:1111    /26:1055    /27:1508    /28:160     /29:259     /30:86      
/31:109     /32:608     

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

   ASN  No of nets  Total ann.  Description
 47331        8112        8993  TTNET, TR
 12479        6737        7623  UNI2-AS, ES
  8151        6479       12535  UNINET, MX
 22773        4048        5016  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3489        4576  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3397        3600  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2160        2504  MEDIACOM-ENTERPRISE-BUSINESS, US
  8551        2141        2665  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)
----------------------------------------------

   1:2312      2:1655      3:308       4:22        5:4699      6:162    
   7:6         8:1627      9:2        11:190      12:1472     13:376    
  14:2443     15:314      16:208      17:374      18:743      20:377    
  21:4        22:188      23:6683     24:3160     25:2        27:2709   
  29:19       31:2819     32:62       34:47       35:127      36:2215   
  37:4644     38:8233     39:901      40:140      41:4642     42:2231   
  43:2391     44:330      45:17782    46:4476     47:295      49:1935   
  50:1932     51:578      52:1614     54:307      55:883      56:5      
  57:163      58:2110     59:1204     60:1023     61:2766     62:2850   
  63:1941     64:5736     65:2366     66:4868     67:3134     68:1596   
  69:4094     70:1513     71:582      72:3037     74:2622     75:1587   
  76:634      77:2549     78:4150     79:2516     80:2185     81:2175   
  82:1579     83:1334     84:1660     85:4037     86:935      87:2272   
  88:3007     89:4165     90:682      91:8142     92:2266     93:2658   
  94:3819     95:5354     96:1325     97:313      98:1098     99:742    
 100:120     101:1187    102:3558    103:32962   104:4788    105:2064   
 106:1004    107:2777    108:1141    109:4117    110:2175    111:3201   
 112:2092    113:1786    114:1792    115:2173    116:1980    117:2628   
 118:2825    119:2024    120:1815    121:1362    122:2815    123:2270   
 124:1683    125:2878    126:28      128:1543    129:1025    130:1143   
 131:1924    132:926     133:410     134:1719    135:354     136:938    
 137:1069    138:3037    139:1587    140:1376    141:1369    142:1591   
 143:1571    144:1025    145:343     146:2063    147:1716    148:2526   
 149:2631    150:1099    151:1343    152:1993    153:596     154:6195   
 155:1369    156:2289    157:1643    158:1105    159:2250    160:2675   
 161:1666    162:3640    163:1740    164:1695    165:2178    166:1079   
 167:1736    168:4127    169:822     170:4989    171:1021    172:3858   
 173:3073    174:936     175:1257    176:3838    177:5331    178:3721   
 179:2526    180:2462    181:3785    182:3418    183:2038    184:2280   
 185:21010   186:5297    187:4850    188:4240    189:4399    190:9533   
 191:1907    192:11035   193:9095    194:7620    195:5456    196:3648   
 197:2969    198:6075    199:7451    200:8446    201:6442    202:10842  
 203:10581   204:4642    205:3785    206:4582    207:3595    208:4209   
 209:5080    210:4789    211:2606    212:4412    213:3562    214:1107   
 215:44      216:6879    217:3056    218:1387    219:606     220:2127   
 221:1029    222:879     223:2238   

End of report


More information about the ren-bgp-stats-all mailing list