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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 29 22:42:04 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 29 Sep, 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:                             1007877
    Prefixes after maximum aggregation (per Origin AS):          370129
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467360
Total ASes present in the Internet Routing Table:                 76371
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65390
Origin ASes announcing only one prefix:                           26229
Transit ASes present in the Internet Routing Table:               10981
Transit-only ASes present in the Internet Routing Table:            531
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:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1034
    Number of instances of unregistered ASNs:                      1050
Number of 32-bit ASNs allocated by the RIRs:                      45458
Number of 32-bit ASNs visible in the Routing Table:               37220
Prefixes from 32-bit ASNs in the Routing Table:                  203528
Number of bogon 32-bit ASNs visible in the Routing Table:           109
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            557
Number of addresses announced to Internet:                   3034954692
    Equivalent to 180 /8s, 229 /16s and 187 /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:      342510

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

Prefixes being announced by APNIC Region ASes:                   260341
    Total APNIC prefixes after maximum aggregation:               75203
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252048
    Unique aggregates announced from the APNIC address blocks:   100797
APNIC Region origin ASes present in the Internet Routing Table:   14368
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4374
APNIC Region transit ASes present in the Internet Routing Table:   1925
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:   9811
Number of APNIC addresses announced to Internet:              759781184
    Equivalent to 45 /8s, 73 /16s and 87 /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:                    289870
    Total ARIN prefixes after maximum aggregation:               127928
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293013
    Unique aggregates announced from the ARIN address blocks:    135456
ARIN Region origin ASes present in the Internet Routing Table:    19189
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    1999
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5018
Number of ARIN addresses announced to Internet:              1267652418
    Equivalent to 75 /8s, 142 /16s and 215 /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:                    283257
    Total RIPE prefixes after maximum aggregation:               131114
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279679
    Unique aggregates announced from the RIPE address blocks:    167712
RIPE Region origin ASes present in the Internet Routing Table:    28837
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12125
RIPE Region transit ASes present in the Internet Routing Table:    3999
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12069
Number of RIPE addresses announced to Internet:               723623970
    Equivalent to 43 /8s, 33 /16s and 160 /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:                  137366
    Total LACNIC prefixes after maximum aggregation:              28701
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         135358
    Unique aggregates announced from the LACNIC address blocks:   48651
LACNIC Region origin ASes present in the Internet Routing Table:  11170
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2137
LACNIC Region transit ASes present in the Internet Routing Table:  2511
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9073
Number of LACNIC addresses announced to Internet:             177714208
    Equivalent to 10 /8s, 151 /16s and 180 /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:                  36009
    Total AfriNIC prefixes after maximum aggregation:              6527
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         47221
    Unique aggregates announced from the AfriNIC address blocks:  14295
AfriNIC Region origin ASes present in the Internet Routing Table:  1889
    AfriNIC Prefixes per ASN:                                     25.00
AfriNIC Region origin ASes announcing only one prefix:              633
AfriNIC Region transit ASes present in the Internet Routing Table:  364
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1249
Number of AfriNIC addresses announced to Internet:            105894400
    Equivalent to 6 /8s, 79 /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       10052       8750      71  CHINAMOBILE-CN China Mobile Communication
  7545        5833        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4409        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3990       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3808        509     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3651       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2831        851     465  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        434     195  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       10810      11830    3822  AMAZON-02, US
   174        5756       8771     899  COGENT-174, US
 11492        4648        309     549  CABLEONE, US
  7155        4168        287      88  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3485      55081    2708  DNIC-AS-00749, US
 22773        3437       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3162      23692    1958  ATT-INTERNET4, US
 16625        2884       1279    2150  AKAMAI-AS, US
396982        2833       3603     418  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        9342       1255    1808  TTNET, TR
 12479        7630       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3887       3396     141  AKAMAI-ASN1, NL
  9009        3692        315    1874  M247, RO
 12389        2940       2295     887  ROSTELECOM-AS, RU
 34984        2371        360     573  TELLCOM-AS, TR
  8452        1851       1852      14  TE-AS TE-AS, EG
212238        1804        130    1335  CDNEXT, GB
 13188        1606        100      30  TRIOLAN, UA

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       11824       3262     601  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2552        534     365  Mega Cable, S.A. de C.V., MX
 11830        2011        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1143         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 22884        1073         98     372  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
 24835        1619        593      29  RAYA-AS, EG
 24863        1614        389      18  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1340         85      63  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         974        523      47  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 20011         552        142     265  INTERNET-SOLUTIONS, ZA
 36914         536         82       3  KENET-AS, KE

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11824       3262     601  UNINET, MX
 16509       10810      11830    3822  AMAZON-02, US
  9808       10052       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9342       1255    1808  TTNET, TR
 12479        7630       1708     145  UNI2-AS, ES
  7545        5833        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5756       8771     899  COGENT-174, US
  4538        5043       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4648        309     549  CABLEONE, US
 39891        4602        278      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       10052         9981  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9342         7534  TTNET, TR
 12479        7630         7485  UNI2-AS, ES
 16509       10810         6988  AMAZON-02, US
  7545        5833         5175  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043         4969  ERX-CERNET-BKB China Education and Research Net
   174        5756         4857  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4409         4386  FPT-AS-AP FPT Telecom Company, VN
 11492        4648         4099  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
    203727  UNALLOCATED  5.42.92.0/24            215826  PARTNER-HOSTING-LTD, GB
     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

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:      3491  CONSOLE-CONNECT-ASN, 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
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, 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      /11:92      /12:296     
/13:584     /14:1195    /15:2122    /16:13326   /17:8378    /18:14145   
/19:25146   /20:45429   /21:54297   /22:114744  /23:107732  /24:615314  
/25:668     /26:655     /27:1186    /28:305     /29:516     /30:495     
/31:325     /32:858     

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

   ASN  No of nets  Total ann.  Description
 47331        8434        9342  TTNET, TR
 12479        6677        7630  UNI2-AS, ES
  8151        5950       11824  UNINET, MX
 11492        3553        4648  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3112        4168  VIASAT-SP-BACKBONE, US
 22773        2568        3437  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2222       10810  AMAZON-02, US
 10620        2175        3546  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)
----------------------------------------------

   1:2299      2:1645      3:481       4:24        5:4817      6:163    
   7:6         8:1607      9:1        11:172      12:1427     13:368    
  14:2431     15:328      16:264      17:364      18:890      20:420    
  21:4        22:188      23:6924     24:3047     25:2        27:2709   
  29:19       31:2851     32:63       34:69       35:143      36:2378   
  37:4643     38:9868     39:920      40:154      41:4639     42:2083   
  43:2481     44:336      45:19097    46:4720     47:300      49:2015   
  50:1882     51:583      52:1609     54:317      55:952      56:8      
  57:231      58:2257     59:1272     60:1082     61:2979     62:2895   
  63:1873     64:5666     65:2301     66:4810     67:3080     68:1310   
  69:4044     70:1330     71:579      72:2919     74:2821     75:1660   
  76:614      77:2711     78:4205     79:1674     80:2216     81:2189   
  82:1766     83:1408     84:1787     85:4018     86:1022     87:2400   
  88:3210     89:4465     90:671      91:8384     92:2606     93:2827   
  94:3883     95:5511     96:1267     97:325      98:1074     99:737    
 100:74      101:1184    102:3841    103:32473   104:4505    105:2127   
 106:986     107:2414    108:1172    109:4019    110:2183    111:3299   
 112:2077    113:1789    114:1915    115:2145    116:1999    117:2677   
 118:2878    119:2021    120:1910    121:1439    122:2721    123:2259   
 124:1695    125:2873    126:64      128:1483    129:1012    130:1266   
 131:2041    132:943     133:444     134:1527    135:352     136:1210   
 137:1125    138:3243    139:1525    140:1465    141:1439    142:1792   
 143:1741    144:1033    145:378     146:2132    147:2052    148:2581   
 149:2879    150:1071    151:1370    152:2139    153:569     154:6911   
 155:1507    156:2574    157:1863    158:1203    159:2453    160:3246   
 161:1773    162:3593    163:1772    164:1993    165:2187    166:1318   
 167:1871    168:4371    169:814     170:5434    171:1041    172:3946   
 173:3133    174:906     175:1267    176:3592    177:6363    178:3730   
 179:2705    180:2482    181:4051    182:3327    183:2060    184:2272   
 185:21409   186:5631    187:4996    188:4386    189:4505    190:9962   
 191:2103    192:11143   193:9322    194:7691    195:5563    196:3398   
 197:3180    198:6082    199:8133    200:8765    201:6617    202:10761  
 203:10590   204:4639    205:3729    206:4549    207:3725    208:4184   
 209:5219    210:4868    211:2680    212:4566    213:3796    214:1070   
 215:61      216:6701    217:2997    218:1407    219:564     220:2055   
 221:1050    222:862     223:2256   

End of report


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