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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 6 22:41:38 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 06 Dec, 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:                             1018374
    Prefixes after maximum aggregation (per Origin AS):          373123
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471585
Total ASes present in the Internet Routing Table:                 76661
    Prefixes per ASN:                                             13.28
Origin-only ASes present in the Internet Routing Table:           65652
Origin ASes announcing only one prefix:                           26243
Transit ASes present in the Internet Routing Table:               11009
Transit-only ASes present in the Internet Routing Table:            539
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:                                      62
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1090
    Number of instances of unregistered ASNs:                      1160
Number of 32-bit ASNs allocated by the RIRs:                      45964
Number of 32-bit ASNs visible in the Routing Table:               37621
Prefixes from 32-bit ASNs in the Routing Table:                  206560
Number of bogon 32-bit ASNs visible in the Routing Table:           206
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            503
Number of addresses announced to Internet:                   3033134627
    Equivalent to 180 /8s, 201 /16s and 246 /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:      344208

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

Prefixes being announced by APNIC Region ASes:                   264266
    Total APNIC prefixes after maximum aggregation:               76041
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          256435
    Unique aggregates announced from the APNIC address blocks:   101723
APNIC Region origin ASes present in the Internet Routing Table:   14515
    APNIC Prefixes per ASN:                                       17.67
APNIC Region origin ASes announcing only one prefix:               4424
APNIC Region transit ASes present in the Internet Routing Table:   1941
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:   9958
Number of APNIC addresses announced to Internet:              760833856
    Equivalent to 45 /8s, 89 /16s and 103 /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:                    290468
    Total ARIN prefixes after maximum aggregation:               128360
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292753
    Unique aggregates announced from the ARIN address blocks:    136331
ARIN Region origin ASes present in the Internet Routing Table:    19217
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6943
ARIN Region transit ASes present in the Internet Routing Table:    1996
Average ARIN Region AS path length visible:                         3.4
    Max ARIN Region AS path length visible:                          33
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5093
Number of ARIN addresses announced to Internet:              1266321472
    Equivalent to 75 /8s, 122 /16s and 136 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    286974
    Total RIPE prefixes after maximum aggregation:               132362
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283576
    Unique aggregates announced from the RIPE address blocks:    169898
RIPE Region origin ASes present in the Internet Routing Table:    28895
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12083
RIPE Region transit ASes present in the Internet Routing Table:    3976
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:   12195
Number of RIPE addresses announced to Internet:               722003491
    Equivalent to 43 /8s, 8 /16s and 230 /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,
                        53/8,  57/8,  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:                  137826
    Total LACNIC prefixes after maximum aggregation:              29043
    LACNIC Deaggregation factor:                                   4.75
Prefixes being announced from the LACNIC address blocks:         135443
    Unique aggregates announced from the LACNIC address blocks:   48799
LACNIC Region origin ASes present in the Internet Routing Table:  11181
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2149
LACNIC Region transit ASes present in the Internet Routing Table:  2530
Average LACNIC Region AS path length visible:                       4.3
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9097
Number of LACNIC addresses announced to Internet:             177668736
    Equivalent to 10 /8s, 151 /16s and 2 /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:                  37750
    Total AfriNIC prefixes after maximum aggregation:              6649
    AfriNIC Deaggregation factor:                                  5.68
Prefixes being announced from the AfriNIC address blocks:         49663
    Unique aggregates announced from the AfriNIC address blocks:  14427
AfriNIC Region origin ASes present in the Internet Routing Table:  1922
    AfriNIC Prefixes per ASN:                                     25.84
AfriNIC Region origin ASes announcing only one prefix:              644
AfriNIC Region transit ASes present in the Internet Routing Table:  370
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       62
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1278
Number of AfriNIC addresses announced to Internet:            106051584
    Equivalent to 6 /8s, 82 /16s and 56 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10164       8923     125  CHINAMOBILE-CN China Mobile Communication
  7545        6195        842     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5092       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4575        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3966        518     289  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3911       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3892       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2808        837     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2235       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       11099      11992    3963  AMAZON-02, US
   174        6064       8763     883  COGENT-174, US
 11492        4679        311     553  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3606       1320      79  SHAW, CA
 22773        3429       3050     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3186      23504    2021  ATT-INTERNET4, US
 16625        2969       1300    2175  AKAMAI-AS, US
396982        2886       3655     434  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        9455       1267    1633  TTNET, TR
 12479        7716       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4014       3396     141  AKAMAI-ASN1, NL
  9009        3686        318    1867  M247, RO
 12389        2952       2294     881  ROSTELECOM-AS, RU
 34984        2385        363     568  TELLCOM-AS, TR
  8452        1954       1852      14  TE-AS TE-AS, EG
212238        1834        133    1354  CDNEXT, GB
  5384        1784        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       11765       3245     706  UNINET, MX
 10620        3543        494     943  Telmex Colombia S.A., CO
 13999        2536        538     370  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1578       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1324        778     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1152        374     163  Axtel, S.A.B. de C.V., MX
 11664        1124        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1114        371      22  Telefonica del Peru S.A.A., PE

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        1649        593      29  RAYA-AS, EG
 24863        1637        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1447         91      59  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1102        181     290  INTERNET-SOLUTIONS, ZA
 36935         999        520      40  Vodafone-, EG
 37069         834       1083      15  MOBINIL, EG
  6713         557       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       11765       3245     706  UNINET, MX
 16509       11099      11992    3963  AMAZON-02, US
  9808       10164       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9455       1267    1633  TTNET, TR
 12479        7716       1709     143  UNI2-AS, ES
  7545        6195        842     662  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6064       8763     883  COGENT-174, US
  4538        5092       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4679        311     553  CABLEONE, US

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       10164        10039  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9455         7822  TTNET, TR
 12479        7716         7573  UNI2-AS, ES
 16509       11099         7136  AMAZON-02, US
  7545        6195         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6064         5181  COGENT-174, US
  4538        5092         5019  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4575         4552  FPT-AS-AP FPT Telecom Company, VN
 11492        4679         4126  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:      3491  CONSOLE-CONNECT-ASN, 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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3257  GTT-BACKBONE GTT, 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     
/13:583     /14:1193    /15:2123    /16:13339   /17:8508    /18:14654   
/19:25426   /20:46271   /21:55059   /22:116079  /23:109666  /24:621723  
/25:598     /26:592     /27:1071    /28:83      /29:112     /30:24      
/31:2       /32:811     

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9455  TTNET, TR
 12479        6698        7716  UNI2-AS, ES
  8151        5922       11765  UNINET, MX
 11492        3555        4679  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3401        3606  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2560        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2263       11099  AMAZON-02, US
 30036        2210        2550  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2326      2:1666      3:526       4:24        5:4784      6:166    
   7:6         8:1642      9:2        11:172      12:1400     13:368    
  14:2502     15:334      16:270      17:361      18:901      20:454    
  21:4        22:188      23:7160     24:2783     25:2        27:2736   
  29:19       31:3124     32:56       34:74       35:178      36:2411   
  37:4619     38:10062    39:880      40:132      41:4699     42:2157   
  43:2530     44:345      45:19392    46:5005     47:299      49:2014   
  50:1862     51:585      52:1606     54:316      55:1031     56:8      
  57:242      58:2324     59:1252     60:1153     61:2882     62:2974   
  63:1856     64:5469     65:2308     66:4746     67:3091     68:1304   
  69:4018     70:1137     71:601      72:2937     74:2808     75:1643   
  76:640      77:2716     78:4228     79:1684     80:2245     81:2204   
  82:1832     83:1433     84:1807     85:4133     86:985      87:2440   
  88:3242     89:4504     90:737      91:8382     92:2739     93:2864   
  94:3941     95:5424     96:1248     97:322      98:1070     99:734    
 100:71      101:1438    102:4026    103:32527   104:4473    105:2143   
 106:986     107:2446    108:1201    109:4083    110:2243    111:3335   
 112:2064    113:1820    114:1955    115:2255    116:2034    117:2718   
 118:2891    119:2014    120:1892    121:1438    122:2751    123:2191   
 124:1699    125:2867    126:62      128:1640    129:1024    130:1296   
 131:2045    132:923     133:448     134:1517    135:367     136:1345   
 137:1171    138:3217    139:1549    140:1514    141:1462    142:1879   
 143:1729    144:1031    145:409     146:2140    147:2051    148:2602   
 149:2892    150:1165    151:1469    152:2141    153:569     154:7655   
 155:1578    156:2788    157:1890    158:1226    159:2444    160:3486   
 161:1801    162:3625    163:1800    164:1750    165:2198    166:1350   
 167:1896    168:4431    169:817     170:5509    171:1003    172:4016   
 173:3187    174:920     175:1282    176:3670    177:6263    178:3887   
 179:2786    180:2586    181:4123    182:3370    183:2096    184:2273   
 185:21579   186:5581    187:4879    188:4343    189:4499    190:9897   
 191:2098    192:11215   193:9340    194:7781    195:5554    196:3434   
 197:3707    198:6089    199:8301    200:8704    201:6590    202:10773  
 203:10652   204:4674    205:3740    206:4703    207:3624    208:4266   
 209:5204    210:4869    211:2629    212:4608    213:3820    214:1054   
 215:48      216:6676    217:3165    218:1368    219:561     220:2096   
 221:1053    222:843     223:2302   

End of report


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