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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Aug 10 22:44:01 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 10 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:                             1005196
    Prefixes after maximum aggregation (per Origin AS):          368885
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465175
Total ASes present in the Internet Routing Table:                 76208
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65472
Origin ASes announcing only one prefix:                           26075
Transit ASes present in the Internet Routing Table:               10736
Transit-only ASes present in the Internet Routing Table:            528
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:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1068
    Number of instances of unregistered ASNs:                      1075
Number of 32-bit ASNs allocated by the RIRs:                      45159
Number of 32-bit ASNs visible in the Routing Table:               36947
Prefixes from 32-bit ASNs in the Routing Table:                  201596
Number of bogon 32-bit ASNs visible in the Routing Table:           110
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            613
Number of addresses announced to Internet:                   3030152868
    Equivalent to 180 /8s, 156 /16s and 118 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      342117

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

Prefixes being announced by APNIC Region ASes:                   260925
    Total APNIC prefixes after maximum aggregation:               75653
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252789
    Unique aggregates announced from the APNIC address blocks:   102152
APNIC Region origin ASes present in the Internet Routing Table:   14341
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               4315
APNIC Region transit ASes present in the Internet Routing Table:   1885
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9736
Number of APNIC addresses announced to Internet:              762177696
    Equivalent to 45 /8s, 109 /16s and 232 /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:                    288749
    Total ARIN prefixes after maximum aggregation:               127194
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292713
    Unique aggregates announced from the ARIN address blocks:    134916
ARIN Region origin ASes present in the Internet Routing Table:    19159
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6949
ARIN Region transit ASes present in the Internet Routing Table:    1956
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:    4975
Number of ARIN addresses announced to Internet:              1266698306
    Equivalent to 75 /8s, 128 /16s and 72 /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:                    282251
    Total RIPE prefixes after maximum aggregation:               130438
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277734
    Unique aggregates announced from the RIPE address blocks:    165901
RIPE Region origin ASes present in the Internet Routing Table:    28751
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12085
RIPE Region transit ASes present in the Internet Routing Table:    3918
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11949
Number of RIPE addresses announced to Internet:               716350882
    Equivalent to 42 /8s, 178 /16s and 165 /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:                  136953
    Total LACNIC prefixes after maximum aggregation:              28567
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         134995
    Unique aggregates announced from the LACNIC address blocks:   47990
LACNIC Region origin ASes present in the Internet Routing Table:  11154
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2108
LACNIC Region transit ASes present in the Internet Routing Table:  2465
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9052
Number of LACNIC addresses announced to Internet:             178164768
    Equivalent to 10 /8s, 158 /16s and 148 /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:                  35250
    Total AfriNIC prefixes after maximum aggregation:              6348
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         46351
    Unique aggregates announced from the AfriNIC address blocks:  13725
AfriNIC Region origin ASes present in the Internet Routing Table:  1870
    AfriNIC Prefixes per ASN:                                     24.79
AfriNIC Region origin ASes announcing only one prefix:              618
AfriNIC Region transit ASes present in the Internet Routing Table:  352
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       49
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1235
Number of AfriNIC addresses announced to Internet:            106349312
    Equivalent to 6 /8s, 86 /16s and 195 /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        9896       8747      80  CHINAMOBILE-CN China Mobile Communication
  7545        5670        841     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4972       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4214        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3967       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3786        507     258  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3650       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3244       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2812        856     450  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2468      11520     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       10511      11593    3747  AMAZON-02, US
   174        5762       8784     888  COGENT-174, US
 11492        4629        308     545  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3597       1320      79  SHAW, CA
 22773        3431       3051     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54897    2506  DNIC-AS-00749, US
 16625        3158       1319    2201  AKAMAI-AS, US
  7018        2953      23676    1850  ATT-INTERNET4, US
396982        2767       3567     413  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        9239       1240    1958  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
 39891        4471        269      57  ALJAWWALSTC-AS, SA
 20940        3900       3396     135  AKAMAI-ASN1, NL
  9009        3608        307    1838  M247, RO
 12389        2936       2301     886  ROSTELECOM-AS, RU
 34984        2381        364     577  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
  8551        1781        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1744        125    1277  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       12087       3307     614  UNINET, MX
 10620        3532        493     935  Telmex Colombia S.A., CO
 13999        2548        619      39  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1585       2310     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 19037        1225        278      33  AMX Argentina S.A., AR
  6503        1121        313     480  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1085       2503      53  TIM 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        1633        310      36  Telkom-Internet, ZA
 24863        1615        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1317         83      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         538         82       3  KENET-AS, KE
 37342         517         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       12087       3307     614  UNINET, MX
 16509       10511      11593    3747  AMAZON-02, US
  9808        9896       8747      80  CHINAMOBILE-CN China Mobile Communication
 47331        9239       1240    1958  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
   174        5762       8784     888  COGENT-174, US
  7545        5670        841     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4972       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        308     545  CABLEONE, US
 39891        4471        269      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        9896         9816  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7715         7570  UNI2-AS, ES
 47331        9239         7281  TTNET, TR
 16509       10511         6764  AMAZON-02, US
  7545        5670         5006  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4972         4898  ERX-CERNET-BKB China Education and Research Net
   174        5762         4874  COGENT-174, US
 39891        4471         4414  ALJAWWALSTC-AS, SA
 18403        4214         4191  FPT-AS-AP FPT Telecom Company, VN
 11492        4629         4084  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
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, 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
23.130.112.0/24      Origin:     62390  NEXONHOST, RO
23.130.112.0/24     Transit:      6939  HURRICANE, US
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:      6939  HURRICANE, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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      /11:92      /12:295     
/13:583     /14:1191    /15:2121    /16:13287   /17:8385    /18:14135   
/19:25239   /20:45348   /21:54027   /22:114656  /23:107697  /24:611460  
/25:1275    /26:1155    /27:1668    /28:274     /29:500     /30:505     
/31:353     /32:880     

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

   ASN  No of nets  Total ann.  Description
 47331        8340        9239  TTNET, TR
 12479        6801        7715  UNI2-AS, ES
  8151        6167       12087  UNINET, MX
 11492        3540        4629  CABLEONE, US
  6327        3393        3597  SHAW, CA
 39891        3357        4471  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2567        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2166        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2161        3532  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)
----------------------------------------------

   1:2305      2:1684      3:406       4:22        5:4678      6:162    
   7:6         8:1627      9:2        11:172      12:1431     13:358    
  14:2398     15:324      16:259      17:366      18:862      20:416    
  21:4        22:188      23:6975     24:3097     25:2        27:2660   
  29:19       31:2722     32:63       34:69       35:139      36:2368   
  37:4630     38:9685     39:917      40:151      41:4580     42:2023   
  43:2481     44:333      45:19051    46:4660     47:300      49:1994   
  50:1861     51:583      52:1610     54:317      55:926      56:8      
  57:225      58:2240     59:1270     60:1059     61:2736     62:2881   
  63:1892     64:5645     65:2316     66:4790     67:3087     68:1359   
  69:4061     70:1341     71:567      72:2936     74:2678     75:1599   
  76:619      77:2651     78:4198     79:1822     80:2221     81:2193   
  82:1738     83:1401     84:1721     85:4097     86:973      87:2327   
  88:3155     89:4340     90:700      91:8346     92:2394     93:2726   
  94:3836     95:5443     96:1279     97:329      98:1051     99:737    
 100:89      101:1176    102:3741    103:32582   104:4801    105:2109   
 106:991     107:2501    108:1173    109:4116    110:2150    111:3299   
 112:2079    113:1833    114:1835    115:2173    116:1992    117:2658   
 118:2826    119:2014    120:1833    121:1383    122:2720    123:2312   
 124:1678    125:2872    126:64      128:1476    129:955     130:1235   
 131:2057    132:932     133:429     134:1666    135:354     136:1137   
 137:1116    138:3244    139:1539    140:1431    141:1466    142:1706   
 143:1772    144:1033    145:370     146:2155    147:2042    148:2597   
 149:2859    150:1057    151:1359    152:2266    153:591     154:6832   
 155:1395    156:2436    157:1930    158:1179    159:2437    160:3099   
 161:1712    162:3581    163:1760    164:1748    165:2188    166:1275   
 167:1882    168:4392    169:833     170:5426    171:1060    172:3937   
 173:3115    174:904     175:1265    176:3605    177:6152    178:3785   
 179:2642    180:2469    181:3919    182:3337    183:1984    184:2281   
 185:21276   186:5623    187:5107    188:4306    189:4534    190:9777   
 191:2125    192:11130   193:9309    194:7591    195:5471    196:3441   
 197:2828    198:6075    199:8078    200:8711    201:6537    202:10760  
 203:10586   204:4614    205:3739    206:4557    207:3705    208:4221   
 209:5150    210:4875    211:2650    212:4496    213:3763    214:1058   
 215:49      216:6822    217:3008    218:1422    219:603     220:2030   
 221:1038    222:866     223:2252   

End of report


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