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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Oct 24 22:41:37 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 24 Oct, 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:                             1014370
    Prefixes after maximum aggregation (per Origin AS):          371182
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      468510
Total ASes present in the Internet Routing Table:                 76517
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           65524
Origin ASes announcing only one prefix:                           26191
Transit ASes present in the Internet Routing Table:               10993
Transit-only ASes present in the Internet Routing Table:            534
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:                                     105
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1062
    Number of instances of unregistered ASNs:                      1077
Number of 32-bit ASNs allocated by the RIRs:                      45616
Number of 32-bit ASNs visible in the Routing Table:               37380
Prefixes from 32-bit ASNs in the Routing Table:                  204724
Number of bogon 32-bit ASNs visible in the Routing Table:           100
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            562
Number of addresses announced to Internet:                   3032047109
    Equivalent to 180 /8s, 185 /16s and 94 /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:      344161

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

Prefixes being announced by APNIC Region ASes:                   261659
    Total APNIC prefixes after maximum aggregation:               75448
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          253568
    Unique aggregates announced from the APNIC address blocks:   101074
APNIC Region origin ASes present in the Internet Routing Table:   14430
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4377
APNIC Region transit ASes present in the Internet Routing Table:   1936
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9867
Number of APNIC addresses announced to Internet:              758503744
    Equivalent to 45 /8s, 53 /16s and 217 /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:                    291269
    Total ARIN prefixes after maximum aggregation:               127910
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           294240
    Unique aggregates announced from the ARIN address blocks:    135546
ARIN Region origin ASes present in the Internet Routing Table:    19226
    ARIN Prefixes per ASN:                                        15.30
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1996
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          33
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5059
Number of ARIN addresses announced to Internet:              1267398978
    Equivalent to 75 /8s, 138 /16s and 249 /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:                    285442
    Total RIPE prefixes after maximum aggregation:               131676
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282005
    Unique aggregates announced from the RIPE address blocks:    168712
RIPE Region origin ASes present in the Internet Routing Table:    28856
    RIPE Prefixes per ASN:                                         9.77
RIPE Region origin ASes announcing only one prefix:               12096
RIPE Region transit ASes present in the Internet Routing Table:    3985
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12114
Number of RIPE addresses announced to Internet:               722252835
    Equivalent to 43 /8s, 12 /16s and 180 /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:                  138186
    Total LACNIC prefixes after maximum aggregation:              28790
    LACNIC Deaggregation factor:                                   4.80
Prefixes being announced from the LACNIC address blocks:         135894
    Unique aggregates announced from the LACNIC address blocks:   48607
LACNIC Region origin ASes present in the Internet Routing Table:  11170
    LACNIC Prefixes per ASN:                                      12.17
LACNIC Region origin ASes announcing only one prefix:              2124
LACNIC Region transit ASes present in the Internet Routing Table:  2506
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                       105
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9075
Number of LACNIC addresses announced to Internet:             177577312
    Equivalent to 10 /8s, 149 /16s and 157 /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:                  36752
    Total AfriNIC prefixes after maximum aggregation:              6688
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         48100
    Unique aggregates announced from the AfriNIC address blocks:  14116
AfriNIC Region origin ASes present in the Internet Routing Table:  1902
    AfriNIC Prefixes per ASN:                                     25.29
AfriNIC Region origin ASes announcing only one prefix:              641
AfriNIC Region transit ASes present in the Internet Routing Table:  366
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       76
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265
Number of AfriNIC addresses announced to Internet:            106025472
    Equivalent to 6 /8s, 81 /16s and 210 /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       10082       8751      82  CHINAMOBILE-CN China Mobile Communication
  7545        5980        840     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4551        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3940       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3852        513     270  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3656       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3266       1873     103  VNPT-AS-VN VNPT Corp, VN
 24560        2783        829     542  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     192  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       10913      11915    3832  AMAZON-02, US
   174        6930       8763     855  COGENT-174, US
 11492        4660        310     547  CABLEONE, US
  7155        4170        288      86  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
 22773        3424       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3263      54896    2510  DNIC-AS-00749, US
  7018        3167      23668    1966  ATT-INTERNET4, US
 16625        2894       1262    2138  AKAMAI-AS, US
396982        2866       3654     420  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        9390       1260    1756  TTNET, TR
 12479        7645       1709     143  UNI2-AS, ES
 39891        4652        281      59  ALJAWWALSTC-AS, SA
 20940        3924       3396     141  AKAMAI-ASN1, NL
  9009        3711        320    1894  M247, RO
 12389        2949       2294     879  ROSTELECOM-AS, RU
 34984        2383        361     570  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
212238        1806        132    1341  CDNEXT, GB
  5384        1771        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11829       3251     617  UNINET, MX
 10620        3545        494     939  Telmex Colombia S.A., CO
 13999        2531        533     358  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1581       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1319        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 28202        1145         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
  6503        1103        374     163  Axtel, S.A.B. de C.V., MX
 22884        1064         97     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
 24835        1637        593      29  RAYA-AS, EG
 37457        1631        308      33  Telkom-Internet, ZA
 24863        1618        389      16  LINKdotNET-AS, EG
 36992        1414       1519     283  ETISALAT-MISR, EG
 29571        1355         86      58  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         976        521      41  Vodafone-, EG
 20011         941        171     386  INTERNET-SOLUTIONS, ZA
 37069         595       1099      13  MOBINIL, EG
  6713         555       1861      35  IAM-AS, MA

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       11829       3251     617  UNINET, MX
 16509       10913      11915    3832  AMAZON-02, US
  9808       10082       8751      82  CHINAMOBILE-CN China Mobile Communication
 47331        9390       1260    1756  TTNET, TR
 12479        7645       1709     143  UNI2-AS, ES
   174        6930       8763     855  COGENT-174, US
  7545        5980        840     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4660        310     547  CABLEONE, US
 39891        4652        281      59  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       10082        10000  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9390         7634  TTNET, TR
 12479        7645         7502  UNI2-AS, ES
 16509       10913         7081  AMAZON-02, US
   174        6930         6075  COGENT-174, US
  7545        5980         5323  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008         4934  ERX-CERNET-BKB China Education and Research Net
 39891        4652         4593  ALJAWWALSTC-AS, SA
 18403        4551         4528  FPT-AS-AP FPT Telecom Company, VN
 11492        4660         4113  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              3356  LEVEL3, 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            46887  CROWNCASTLE-AS46887, 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
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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, US
23.139.88.0/24       Origin:    397244  RESERVED, ZZ
23.139.88.0/24      Transit:     33387  NOCIX, 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      /10:36      /11:91      /12:296     
/13:583     /14:1195    /15:2125    /16:13344   /17:8496    /18:14237   
/19:25228   /20:45884   /21:54637   /22:115785  /23:108845  /24:618498  
/25:668     /26:659     /27:1195    /28:297     /29:500     /30:496     
/31:315     /32:927     

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

   ASN  No of nets  Total ann.  Description
 47331        8479        9390  TTNET, TR
 12479        6699        7645  UNI2-AS, ES
  8151        5981       11829  UNINET, MX
 11492        3555        4660  CABLEONE, US
 39891        3412        4652  ALJAWWALSTC-AS, SA
  6327        3397        3602  SHAW, CA
  7155        3114        4170  VIASAT-SP-BACKBONE, US
 22773        2552        3424  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2214       10913  AMAZON-02, US
 30036        2184        2524  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2301      2:1653      3:503       4:24        5:4718      6:168    
   7:6         8:1607      9:1        11:172      12:1425     13:362    
  14:2468     15:331      16:264      17:360      18:900      20:447    
  21:4        22:188      23:6978     24:2693     25:2        27:2717   
  29:19       31:3002     32:64       34:74       35:145      36:2380   
  37:4604     38:10535    39:919      40:154      41:4628     42:2198   
  43:2483     44:338      45:19250    46:4756     47:301      49:2028   
  50:1872     51:579      52:1616     54:317      55:950      56:8      
  57:233      58:2266     59:1273     60:1145     61:2824     62:2925   
  63:1892     64:5489     65:2321     66:4765     67:3066     68:1347   
  69:4061     70:1151     71:576      72:2937     74:2836     75:1631   
  76:638      77:2647     78:4215     79:1684     80:2240     81:2200   
  82:1848     83:1406     84:1787     85:4033     86:970      87:2428   
  88:3229     89:4490     90:703      91:8399     92:2640     93:2834   
  94:3884     95:5515     96:1266     97:324      98:1076     99:740    
 100:73      101:1184    102:3857    103:32468   104:4442    105:2119   
 106:986     107:2416    108:1163    109:4076    110:2214    111:3332   
 112:2062    113:1798    114:1942    115:2209    116:2004    117:2721   
 118:2889    119:2005    120:1903    121:1436    122:2724    123:2174   
 124:1695    125:2867    126:64      128:1524    129:1016    130:1289   
 131:2049    132:927     133:446     134:1536    135:357     136:1275   
 137:1156    138:3278    139:1550    140:1481    141:1573    142:1843   
 143:1735    144:1029    145:401     146:2123    147:2054    148:2569   
 149:2914    150:1121    151:1381    152:2141    153:569     154:7335   
 155:1555    156:2617    157:1881    158:1215    159:2438    160:3341   
 161:1784    162:3588    163:1781    164:1992    165:2186    166:1336   
 167:1892    168:4410    169:815     170:5419    171:1026    172:3933   
 173:3145    174:910     175:1278    176:3611    177:6323    178:3690   
 179:2718    180:2539    181:4100    182:3324    183:2060    184:2282   
 185:21460   186:5678    187:5055    188:4452    189:4513    190:9890   
 191:2158    192:11169   193:9332    194:7718    195:5553    196:3382   
 197:3546    198:6104    199:8236    200:8759    201:6576    202:10786  
 203:10609   204:4673    205:3739    206:4668    207:3707    208:4247   
 209:5243    210:4877    211:2680    212:4603    213:3783    214:1069   
 215:48      216:6738    217:3112    218:1388    219:568     220:2072   
 221:1050    222:839     223:2288   

End of report


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