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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 20 22:41:45 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 20 Aug, 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:                             1004584
    Prefixes after maximum aggregation (per Origin AS):          369101
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465192
Total ASes present in the Internet Routing Table:                 76266
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65234
Origin ASes announcing only one prefix:                           26117
Transit ASes present in the Internet Routing Table:               11032
Transit-only ASes present in the Internet Routing Table:            556
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     203
    Max AS path prepend of ASN (214727)                             200
Prefixes from unregistered ASNs in the Routing Table:              1082
    Number of instances of unregistered ASNs:                      1098
Number of 32-bit ASNs allocated by the RIRs:                      45200
Number of 32-bit ASNs visible in the Routing Table:               37008
Prefixes from 32-bit ASNs in the Routing Table:                  202539
Number of bogon 32-bit ASNs visible in the Routing Table:           129
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            653
Number of addresses announced to Internet:                   3037285060
    Equivalent to 181 /8s, 9 /16s and 74 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      341224

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

Prefixes being announced by APNIC Region ASes:                   259865
    Total APNIC prefixes after maximum aggregation:               75172
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          251762
    Unique aggregates announced from the APNIC address blocks:   102128
APNIC Region origin ASes present in the Internet Routing Table:   14320
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4337
APNIC Region transit ASes present in the Internet Routing Table:   1932
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9746
Number of APNIC addresses announced to Internet:              762347840
    Equivalent to 45 /8s, 112 /16s and 129 /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:                    288621
    Total ARIN prefixes after maximum aggregation:               127354
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292406
    Unique aggregates announced from the ARIN address blocks:    134437
ARIN Region origin ASes present in the Internet Routing Table:    19166
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4982
Number of ARIN addresses announced to Internet:              1266851138
    Equivalent to 75 /8s, 130 /16s and 157 /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, 393216-402332
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:                    282227
    Total RIPE prefixes after maximum aggregation:               131126
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           277786
    Unique aggregates announced from the RIPE address blocks:    166168
RIPE Region origin ASes present in the Internet Routing Table:    28764
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12072
RIPE Region transit ASes present in the Internet Routing Table:    4034
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                         203
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11981
Number of RIPE addresses announced to Internet:               723089954
    Equivalent to 43 /8s, 25 /16s and 122 /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:                  137061
    Total LACNIC prefixes after maximum aggregation:              28253
    LACNIC Deaggregation factor:                                   4.85
Prefixes being announced from the LACNIC address blocks:         135084
    Unique aggregates announced from the LACNIC address blocks:   47440
LACNIC Region origin ASes present in the Internet Routing Table:  11159
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2119
LACNIC Region transit ASes present in the Internet Routing Table:  2511
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9058
Number of LACNIC addresses announced to Internet:             178474016
    Equivalent to 10 /8s, 163 /16s and 76 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  35728
    Total AfriNIC prefixes after maximum aggregation:              6496
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46892
    Unique aggregates announced from the AfriNIC address blocks:  14479
AfriNIC Region origin ASes present in the Internet Routing Table:  1883
    AfriNIC Prefixes per ASN:                                     24.90
AfriNIC Region origin ASes announcing only one prefix:              637
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1241
Number of AfriNIC addresses announced to Internet:            106142720
    Equivalent to 6 /8s, 83 /16s and 156 /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        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5698        841     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4940       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4300        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3959       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3787        508     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3642       1043      68  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3247       1841     102  VNPT-AS-VN VNPT Corp, VN
 24560        2802        843     474  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2201        434     199  TATACOMM-AS TATA Communications formerly 

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       10506      11648    3765  AMAZON-02, US
   174        5829       8782     904  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3431       3053     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54897    2506  DNIC-AS-00749, US
 16625        3144       1312    2191  AKAMAI-AS, US
  7018        2959      23675    1857  ATT-INTERNET4, US
396982        2782       3567     419  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        8977       1215    2533  TTNET, TR
 12479        7705       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3881       3396     144  AKAMAI-ASN1, NL
  9009        3674        313    1858  M247, RO
 12389        2932       2301     884  ROSTELECOM-AS, RU
 34984        2373        362     578  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
  8551        1786        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1750        125    1282  CDNEXT, GB

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       12083       3308     609  UNINET, MX
 10620        3534        493     929  Telmex Colombia S.A., CO
 13999        2556        629      22  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1581       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 19037        1231        278      33  AMX Argentina S.A., AR
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1116         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1072         98     371  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1633        310      36  Telkom-Internet, ZA
 24863        1610        389      16  LINKdotNET-AS, EG
 24835        1553        593      29  RAYA-AS, EG
 36992        1411       1519     283  ETISALAT-MISR, EG
 29571        1329         84      73  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

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       12083       3308     609  UNINET, MX
 16509       10506      11648    3765  AMAZON-02, US
  9808        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        8977       1215    2533  TTNET, TR
 12479        7705       1708     145  UNI2-AS, ES
   174        5829       8782     904  COGENT-174, US
  7545        5698        841     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4940       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     547  CABLEONE, US
 39891        4539        273      57  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        9901         9824  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7705         7560  UNI2-AS, ES
 16509       10506         6741  AMAZON-02, US
 47331        8977         6444  TTNET, TR
  7545        5698         5042  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5829         4925  COGENT-174, US
  4538        4940         4866  ERX-CERNET-BKB China Education and Research Net
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4300         4277  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4081  CABLEONE, 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
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, 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
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:       174  COGENT-174, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, US
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

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       /9:16      /10:37      /11:93      /12:295     
/13:584     /14:1194    /15:2126    /16:13343   /17:8381    /18:14112   
/19:25238   /20:45322   /21:54039   /22:114665  /23:107725  /24:612357  
/25:669     /26:638     /27:1179    /28:296     /29:520     /30:500     
/31:350     /32:888     

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

   ASN  No of nets  Total ann.  Description
 47331        8090        8977  TTNET, TR
 12479        6787        7705  UNI2-AS, ES
  8151        6160       12083  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2568        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2163        3534  Telmex Colombia S.A., CO
 30036        2163        2504  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2314      2:1689      3:430       4:22        5:4751      6:162    
   7:6         8:1617      9:2        11:172      12:1433     13:360    
  14:2402     15:326      16:259      17:365      18:863      20:418    
  21:4        22:188      23:6888     24:3096     25:2        27:2652   
  29:19       31:2740     32:65       34:69       35:142      36:2370   
  37:4609     38:9692     39:920      40:150      41:4620     42:2006   
  43:2473     44:333      45:19081    46:4683     47:300      49:2036   
  50:1867     51:582      52:1606     54:318      55:943      56:8      
  57:223      58:2242     59:1279     60:1056     61:2936     62:2887   
  63:1889     64:5681     65:2317     66:4800     67:3087     68:1359   
  69:4093     70:1341     71:567      72:2930     74:2683     75:1597   
  76:621      77:2656     78:4101     79:1813     80:2216     81:2195   
  82:1730     83:1403     84:1728     85:4073     86:981      87:2335   
  88:3107     89:4379     90:693      91:8338     92:2439     93:2739   
  94:3835     95:5409     96:1275     97:329      98:1053     99:735    
 100:73      101:1182    102:3967    103:32551   104:4573    105:2110   
 106:995     107:2399    108:1178    109:4123    110:2149    111:3306   
 112:2079    113:1831    114:1869    115:2190    116:1995    117:2681   
 118:2878    119:2013    120:1832    121:1429    122:2713    123:2337   
 124:1673    125:2874    126:64      128:1470    129:1022    130:1238   
 131:2072    132:938     133:428     134:1478    135:351     136:1145   
 137:1122    138:3259    139:1541    140:1451    141:1463    142:1708   
 143:1761    144:1023    145:369     146:2147    147:2032    148:2572   
 149:2892    150:1073    151:1357    152:2146    153:570     154:6931   
 155:1435    156:2444    157:1849    158:1184    159:2453    160:3142   
 161:1726    162:3583    163:1760    164:1739    165:2191    166:1286   
 167:1882    168:4394    169:840     170:5455    171:1061    172:3935   
 173:3116    174:903     175:1275    176:3589    177:6230    178:3776   
 179:2681    180:2501    181:3951    182:3342    183:2000    184:2280   
 185:21286   186:5658    187:5082    188:4314    189:4518    190:9773   
 191:2078    192:11144   193:9288    194:7601    195:5485    196:3396   
 197:3114    198:6095    199:8074    200:8737    201:6570    202:10765  
 203:10619   204:4621    205:3684    206:4573    207:3701    208:4228   
 209:5165    210:4852    211:2660    212:4509    213:3767    214:1052   
 215:48      216:6823    217:3030    218:1422    219:603     220:2033   
 221:1049    222:868     223:2243   

End of report


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