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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Aug 12 22:41:58 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 12 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:                             1005067
    Prefixes after maximum aggregation (per Origin AS):          368998
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464610
Total ASes present in the Internet Routing Table:                 76283
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65288
Origin ASes announcing only one prefix:                           26086
Transit ASes present in the Internet Routing Table:               10995
Transit-only ASes present in the Internet Routing Table:            550
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:                                      53
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1133
    Number of instances of unregistered ASNs:                      1143
Number of 32-bit ASNs allocated by the RIRs:                      45169
Number of 32-bit ASNs visible in the Routing Table:               36970
Prefixes from 32-bit ASNs in the Routing Table:                  201591
Number of bogon 32-bit ASNs visible in the Routing Table:           115
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            599
Number of addresses announced to Internet:                   3030365860
    Equivalent to 180 /8s, 159 /16s and 182 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      342175

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

Prefixes being announced by APNIC Region ASes:                   260962
    Total APNIC prefixes after maximum aggregation:               75654
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252846
    Unique aggregates announced from the APNIC address blocks:   102166
APNIC Region origin ASes present in the Internet Routing Table:   14344
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               4308
APNIC Region transit ASes present in the Internet Routing Table:   1910
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9742
Number of APNIC addresses announced to Internet:              762301856
    Equivalent to 45 /8s, 111 /16s and 205 /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:                    288459
    Total ARIN prefixes after maximum aggregation:               127213
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292466
    Unique aggregates announced from the ARIN address blocks:    134284
ARIN Region origin ASes present in the Internet Routing Table:    19167
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1952
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:    4979
Number of ARIN addresses announced to Internet:              1266688066
    Equivalent to 75 /8s, 128 /16s and 32 /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:                    282242
    Total RIPE prefixes after maximum aggregation:               130469
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277768
    Unique aggregates announced from the RIPE address blocks:    165914
RIPE Region origin ASes present in the Internet Routing Table:    28759
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    4016
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11961
Number of RIPE addresses announced to Internet:               716350114
    Equivalent to 42 /8s, 178 /16s and 162 /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:                  136898
    Total LACNIC prefixes after maximum aggregation:              28559
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         134929
    Unique aggregates announced from the LACNIC address blocks:   47924
LACNIC Region origin ASes present in the Internet Routing Table:  11157
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2117
LACNIC Region transit ASes present in the Internet Routing Table:  2519
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:  9051
Number of LACNIC addresses announced to Internet:             178170912
    Equivalent to 10 /8s, 158 /16s and 172 /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:                  35373
    Total AfriNIC prefixes after maximum aggregation:              6386
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         46458
    Unique aggregates announced from the AfriNIC address blocks:  13845
AfriNIC Region origin ASes present in the Internet Routing Table:  1878
    AfriNIC Prefixes per ASN:                                     24.74
AfriNIC Region origin ASes announcing only one prefix:              627
AfriNIC Region transit ASes present in the Internet Routing Table:  363
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       51
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1237
Number of AfriNIC addresses announced to Internet:            106443520
    Equivalent to 6 /8s, 88 /16s and 51 /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        9897       8747      80  CHINAMOBILE-CN China Mobile Communication
  7545        5670        841     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4991       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4194        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3952       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3788        508     260  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3245       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2812        856     450  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2459      11520     581  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       10520      11593    3749  AMAZON-02, US
   174        5812       8784     896  COGENT-174, US
 11492        4629        308     545  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3597       1320      79  SHAW, CA
 22773        3429       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54897    2507  DNIC-AS-00749, US
 16625        3155       1319    2199  AKAMAI-AS, US
  7018        2946      23675    1845  ATT-INTERNET4, US
396982        2772       3567     416  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        9238       1242    1962  TTNET, TR
 12479        7704       1708     145  UNI2-AS, ES
 39891        4471        269      58  ALJAWWALSTC-AS, SA
 20940        3890       3396     147  AKAMAI-ASN1, NL
  9009        3635        311    1858  M247, RO
 12389        2934       2301     884  ROSTELECOM-AS, RU
 34984        2382        364     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
  8551        1785        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1745        125    1278  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       12073       3307     614  UNINET, MX
 10620        3532        493     935  Telmex Colombia S.A., CO
 13999        2550        619      40  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        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 19037        1190        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        1614        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1411       1519     283  ETISALAT-MISR, EG
 29571        1321         84      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         542         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       12073       3307     614  UNINET, MX
 16509       10520      11593    3749  AMAZON-02, US
  9808        9897       8747      80  CHINAMOBILE-CN China Mobile Communication
 47331        9238       1242    1962  TTNET, TR
 12479        7704       1708     145  UNI2-AS, ES
   174        5812       8784     896  COGENT-174, US
  7545        5670        841     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4991       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        308     545  CABLEONE, US
 39891        4471        269      58  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        9897         9817  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7704         7559  UNI2-AS, ES
 47331        9238         7276  TTNET, TR
 16509       10520         6771  AMAZON-02, US
  7545        5670         5009  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4991         4917  ERX-CERNET-BKB China Education and Research Net
   174        5812         4916  COGENT-174, US
 39891        4471         4413  ALJAWWALSTC-AS, SA
 18403        4194         4171  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
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
23.130.112.0/24      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:      2914  NTT-LTD-2914, 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    /16:13297   /17:8388    /18:14142   
/19:25255   /20:45366   /21:54035   /22:114710  /23:107687  /24:611075  
/25:1306    /26:1177    /27:1704    /28:304     /29:523     /30:506     
/31:350     /32:890     

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

   ASN  No of nets  Total ann.  Description
 47331        8337        9238  TTNET, TR
 12479        6791        7704  UNI2-AS, ES
  8151        6154       12073  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        2566        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2161        3532  Telmex Colombia S.A., CO
 30036        2158        2498  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2307      2:1681      3:411       4:22        5:4696      6:162    
   7:6         8:1629      9:2        11:172      12:1433     13:358    
  14:2395     15:323      16:258      17:366      18:862      20:418    
  21:4        22:188      23:6892     24:3102     25:2        27:2688   
  29:19       31:2716     32:63       34:69       35:140      36:2368   
  37:4627     38:9695     39:916      40:151      41:4629     42:2019   
  43:2477     44:330      45:19059    46:4663     47:301      49:2004   
  50:1861     51:519      52:1610     54:317      55:942      56:8      
  57:224      58:2234     59:1270     60:1059     61:2736     62:2877   
  63:1887     64:5670     65:2325     66:4798     67:3086     68:1361   
  69:4081     70:1341     71:568      72:2936     74:2675     75:1599   
  76:619      77:2654     78:4187     79:1812     80:2221     81:2192   
  82:1728     83:1402     84:1717     85:4096     86:988      87:2326   
  88:3154     89:4343     90:697      91:8339     92:2417     93:2729   
  94:3837     95:5444     96:1276     97:330      98:1052     99:736    
 100:73      101:1177    102:3741    103:32564   104:4596    105:2110   
 106:992     107:2396    108:1168    109:4120    110:2153    111:3296   
 112:2085    113:1826    114:1831    115:2175    116:1989    117:2658   
 118:2821    119:2013    120:1833    121:1381    122:2713    123:2312   
 124:1678    125:2872    126:64      128:1473    129:1018    130:1240   
 131:2056    132:938     133:429     134:1482    135:353     136:1139   
 137:1120    138:3244    139:1541    140:1439    141:1464    142:1706   
 143:1782    144:1032    145:369     146:2152    147:2047    148:2598   
 149:2854    150:1066    151:1358    152:2264    153:573     154:6867   
 155:1440    156:2430    157:1846    158:1181    159:2451    160:3102   
 161:1714    162:3589    163:1764    164:1747    165:2191    166:1279   
 167:1894    168:4390    169:834     170:5440    171:1060    172:3937   
 173:3110    174:903     175:1266    176:3603    177:6146    178:3786   
 179:2639    180:2469    181:3913    182:3338    183:1982    184:2281   
 185:21292   186:5635    187:5103    188:4302    189:4521    190:9776   
 191:2109    192:11124   193:9308    194:7585    195:5469    196:3437   
 197:2814    198:6082    199:8087    200:8707    201:6536    202:10763  
 203:10593   204:4611    205:3737    206:4563    207:3710    208:4220   
 209:5166    210:4876    211:2653    212:4500    213:3758    214:1061   
 215:49      216:6825    217:3027    218:1422    219:603     220:2030   
 221:1038    222:866     223:2248   

End of report


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