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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Oct 21 22:42:13 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 21 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:                             1015856
    Prefixes after maximum aggregation (per Origin AS):          371131
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      467902
Total ASes present in the Internet Routing Table:                 76483
    Prefixes per ASN:                                             13.28
Origin-only ASes present in the Internet Routing Table:           65515
Origin ASes announcing only one prefix:                           26211
Transit ASes present in the Internet Routing Table:               10968
Transit-only ASes present in the Internet Routing Table:            523
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1045
    Number of instances of unregistered ASNs:                      1058
Number of 32-bit ASNs allocated by the RIRs:                      45594
Number of 32-bit ASNs visible in the Routing Table:               37338
Prefixes from 32-bit ASNs in the Routing Table:                  204841
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            545
Number of addresses announced to Internet:                   3033885127
    Equivalent to 180 /8s, 213 /16s and 105 /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:      345239

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

Prefixes being announced by APNIC Region ASes:                   262870
    Total APNIC prefixes after maximum aggregation:               75476
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          254273
    Unique aggregates announced from the APNIC address blocks:   100698
APNIC Region origin ASes present in the Internet Routing Table:   14425
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               4380
APNIC Region transit ASes present in the Internet Routing Table:   1928
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9853
Number of APNIC addresses announced to Internet:              760408128
    Equivalent to 45 /8s, 82 /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:                    291778
    Total ARIN prefixes after maximum aggregation:               127887
    ARIN Deaggregation factor:                                     2.28
Prefixes being announced from the ARIN address blocks:           295158
    Unique aggregates announced from the ARIN address blocks:    135429
ARIN Region origin ASes present in the Internet Routing Table:    19213
    ARIN Prefixes per ASN:                                        15.36
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    2008
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5045
Number of ARIN addresses announced to Internet:              1266985538
    Equivalent to 75 /8s, 132 /16s and 170 /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:                    285579
    Total RIPE prefixes after maximum aggregation:               131632
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282121
    Unique aggregates announced from the RIPE address blocks:    168534
RIPE Region origin ASes present in the Internet Routing Table:    28845
    RIPE Prefixes per ASN:                                         9.78
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    3978
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12096
Number of RIPE addresses announced to Internet:               722536741
    Equivalent to 43 /8s, 17 /16s and 9 /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:                  138044
    Total LACNIC prefixes after maximum aggregation:              28788
    LACNIC Deaggregation factor:                                   4.80
Prefixes being announced from the LACNIC address blocks:         135789
    Unique aggregates announced from the LACNIC address blocks:   48624
LACNIC Region origin ASes present in the Internet Routing Table:  11184
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2133
LACNIC Region transit ASes present in the Internet Routing Table:  2502
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:  9082
Number of LACNIC addresses announced to Internet:             177631776
    Equivalent to 10 /8s, 150 /16s and 114 /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:                  36540
    Total AfriNIC prefixes after maximum aggregation:              6689
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         47969
    Unique aggregates announced from the AfriNIC address blocks:  14170
AfriNIC Region origin ASes present in the Internet Routing Table:  1904
    AfriNIC Prefixes per ASN:                                     25.19
AfriNIC Region origin ASes announcing only one prefix:              646
AfriNIC Region transit ASes present in the Internet Routing Table:  369
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1262
Number of AfriNIC addresses announced to Internet:            106041088
    Equivalent to 6 /8s, 82 /16s and 15 /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       10080       8751      87  CHINAMOBILE-CN China Mobile Communication
  7545        5979        840     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5101       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4541        347      23  FPT-AS-AP FPT Telecom Company, VN
 45899        3971       1862      55  VNPT-AS-VN VNPT Corp, VN
  7552        3950       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3847        512     265  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3655       1036      71  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2780        829     541  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2209       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       10885      11909    3814  AMAZON-02, US
   174        6409       8755     868  COGENT-174, US
 11492        4660        310     547  CABLEONE, US
  7155        4164        287      85  VIASAT-SP-BACKBONE, US
  6327        3603       1320      79  SHAW, CA
 22773        3435       3051     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3204      23678    1979  ATT-INTERNET4, US
 16625        2886       1261    2140  AKAMAI-AS, US
396982        2869       3654     423  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        9389       1260    1759  TTNET, TR
 12479        7634       1709     143  UNI2-AS, ES
 39891        4652        281      59  ALJAWWALSTC-AS, SA
 20940        3926       3396     141  AKAMAI-ASN1, NL
  9009        3694        317    1896  M247, RO
 12389        2952       2294     883  ROSTELECOM-AS, RU
 34984        2375        359     571  TELLCOM-AS, TR
  8452        1921       1852      14  TE-AS TE-AS, EG
212238        1799        132    1336  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       11821       3253     608  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2534        534     356  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     199  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1153        374     163  Axtel, S.A.B. de C.V., MX
 28202        1146         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 22884        1058         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
 36992        1414       1519     283  ETISALAT-MISR, EG
 29571        1353         86      57  ORANGE-COTE-IVOIRE, CI
 24863        1303        389      16  LINKdotNET-AS, EG
 36903        1249        554      96  MT-MPLS, MA
 36935         976        521      41  Vodafone-, EG
 20011         941        171     386  INTERNET-SOLUTIONS, ZA
 37069         616       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       11821       3253     608  UNINET, MX
 16509       10885      11909    3814  AMAZON-02, US
  9808       10080       8751      87  CHINAMOBILE-CN China Mobile Communication
 47331        9389       1260    1759  TTNET, TR
 12479        7634       1709     143  UNI2-AS, ES
   174        6409       8755     868  COGENT-174, US
  7545        5979        840     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5101       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       10080         9993  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9389         7630  TTNET, TR
 12479        7634         7491  UNI2-AS, ES
 16509       10885         7071  AMAZON-02, US
   174        6409         5541  COGENT-174, US
  7545        5979         5323  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5101         5027  ERX-CERNET-BKB China Education and Research Net
 39891        4652         4593  ALJAWWALSTC-AS, SA
 18403        4541         4518  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               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
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      /12:297     
/13:584     /14:1197    /15:2127    /16:13359   /17:8540    /18:14697   
/19:25354   /20:46152   /21:54922   /22:115899  /23:109570  /24:617933  
/25:669     /26:661     /27:1195    /28:292     /29:496     /30:489     
/31:315     /32:948     

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

   ASN  No of nets  Total ann.  Description
 47331        8478        9389  TTNET, TR
 12479        6700        7634  UNI2-AS, ES
  8151        5970       11821  UNINET, MX
 11492        3555        4660  CABLEONE, US
 39891        3412        4652  ALJAWWALSTC-AS, SA
  6327        3398        3603  SHAW, CA
  7155        3108        4164  VIASAT-SP-BACKBONE, US
 22773        2562        3435  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2217       10885  AMAZON-02, US
 30036        2180        2519  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2298      2:1643      3:503       4:24        5:4759      6:169    
   7:6         8:1613      9:1        11:172      12:1424     13:369    
  14:2466     15:331      16:264      17:359      18:894      20:440    
  21:4        22:188      23:6962     24:3035     25:2        27:2715   
  29:19       31:2977     32:63       34:74       35:145      36:2382   
  37:4628     38:10066    39:918      40:153      41:4664     42:2189   
  43:2477     44:338      45:19212    46:4723     47:302      49:2028   
  50:1889     51:580      52:1612     54:317      55:957      56:8      
  57:233      58:2265     59:1266     60:1143     61:2804     62:2921   
  63:1885     64:5637     65:2318     66:4794     67:3066     68:1348   
  69:4056     70:1316     71:581      72:2946     74:2841     75:1665   
  76:634      77:2652     78:4215     79:1681     80:2236     81:2199   
  82:1821     83:1404     84:1779     85:4022     86:984      87:2435   
  88:3246     89:4506     90:681      91:8382     92:2643     93:2827   
  94:3876     95:5527     96:1263     97:325      98:1073     99:739    
 100:72      101:1187    102:3857    103:32468   104:4500    105:2126   
 106:966     107:2407    108:1173    109:4071    110:2213    111:3292   
 112:2061    113:1740    114:1944    115:2159    116:2001    117:2713   
 118:2888    119:2006    120:1904    121:1434    122:2629    123:2138   
 124:1696    125:2868    126:64      128:1521    129:1009    130:1280   
 131:2040    132:946     133:446     134:1528    135:356     136:1248   
 137:1159    138:3266    139:1552    140:1470    141:1568    142:1820   
 143:1728    144:1028    145:401     146:2148    147:2056    148:2548   
 149:2887    150:1097    151:1382    152:2135    153:568     154:7328   
 155:1518    156:2596    157:1875    158:1214    159:2439    160:3339   
 161:1808    162:3588    163:1778    164:1997    165:2184    166:1306   
 167:1888    168:4385    169:815     170:5417    171:1029    172:3927   
 173:3144    174:908     175:1273    176:3606    177:6389    178:3692   
 179:2709    180:2537    181:4091    182:3325    183:2057    184:2280   
 185:21462   186:5651    187:4978    188:4448    189:4495    190:9963   
 191:2140    192:11156   193:9329    194:7710    195:5565    196:3397   
 197:3539    198:6097    199:8218    200:8734    201:6593    202:10751  
 203:10573   204:4692    205:3731    206:4673    207:3748    208:4250   
 209:5257    210:4858    211:2675    212:4590    213:3774    214:1071   
 215:48      216:6747    217:3111    218:1338    219:567     220:2028   
 221:1051    222:839     223:2283   

End of report


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