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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Dec 8 22:42:08 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 08 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:                             1018235
    Prefixes after maximum aggregation (per Origin AS):          373197
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471483
Total ASes present in the Internet Routing Table:                 76671
    Prefixes per ASN:                                             13.28
Origin-only ASes present in the Internet Routing Table:           65621
Origin ASes announcing only one prefix:                           26238
Transit ASes present in the Internet Routing Table:               11050
Transit-only ASes present in the Internet Routing Table:            535
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:              1108
    Number of instances of unregistered ASNs:                      1176
Number of 32-bit ASNs allocated by the RIRs:                      45979
Number of 32-bit ASNs visible in the Routing Table:               37621
Prefixes from 32-bit ASNs in the Routing Table:                  206436
Number of bogon 32-bit ASNs visible in the Routing Table:           211
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            501
Number of addresses announced to Internet:                   3033641507
    Equivalent to 180 /8s, 209 /16s and 178 /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:      344148

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

Prefixes being announced by APNIC Region ASes:                   263954
    Total APNIC prefixes after maximum aggregation:               76051
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256266
    Unique aggregates announced from the APNIC address blocks:   101775
APNIC Region origin ASes present in the Internet Routing Table:   14512
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4421
APNIC Region transit ASes present in the Internet Routing Table:   1947
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:   9955
Number of APNIC addresses announced to Internet:              760851264
    Equivalent to 45 /8s, 89 /16s and 171 /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:                    290567
    Total ARIN prefixes after maximum aggregation:               128370
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292787
    Unique aggregates announced from the ARIN address blocks:    136338
ARIN Region origin ASes present in the Internet Routing Table:    19224
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6940
ARIN Region transit ASes present in the Internet Routing Table:    2001
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:    5095
Number of ARIN addresses announced to Internet:              1266761536
    Equivalent to 75 /8s, 129 /16s and 63 /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:                    286867
    Total RIPE prefixes after maximum aggregation:               132357
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283414
    Unique aggregates announced from the RIPE address blocks:    169728
RIPE Region origin ASes present in the Internet Routing Table:    28899
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    3990
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:   12191
Number of RIPE addresses announced to Internet:               722131491
    Equivalent to 43 /8s, 10 /16s and 218 /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:                  137993
    Total LACNIC prefixes after maximum aggregation:              29093
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135621
    Unique aggregates announced from the LACNIC address blocks:   48838
LACNIC Region origin ASes present in the Internet Routing Table:  11189
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2147
LACNIC Region transit ASes present in the Internet Routing Table:  2545
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9106
Number of LACNIC addresses announced to Internet:             177630080
    Equivalent to 10 /8s, 150 /16s and 107 /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:                  37746
    Total AfriNIC prefixes after maximum aggregation:              6658
    AfriNIC Deaggregation factor:                                  5.67
Prefixes being announced from the AfriNIC address blocks:         49645
    Unique aggregates announced from the AfriNIC address blocks:  14399
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     25.87
AfriNIC Region origin ASes announcing only one prefix:              646
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       62
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            106012160
    Equivalent to 6 /8s, 81 /16s and 158 /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        5095       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4592        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3966        518     288  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        2803        837     541  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       11110      12136    3974  AMAZON-02, US
   174        6059       8763     881  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        3185      23504    2020  ATT-INTERNET4, US
 16625        2969       1300    2175  AKAMAI-AS, US
396982        2887       3655     435  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        7719       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4015       3396     141  AKAMAI-ASN1, NL
  9009        3686        318    1867  M247, RO
 12389        2952       2294     881  ROSTELECOM-AS, RU
 34984        2384        363     567  TELLCOM-AS, TR
  8452        1947       1852      14  TE-AS TE-AS, EG
212238        1830        132    1350  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       11769       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        1169        374     163  Axtel, S.A.B. de C.V., MX
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     373  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        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        1427       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1102        181     290  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         862       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       11769       3245     706  UNINET, MX
 16509       11110      12136    3974  AMAZON-02, US
  9808       10164       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9455       1267    1633  TTNET, TR
 12479        7719       1709     143  UNI2-AS, ES
  7545        6195        842     662  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6059       8763     881  COGENT-174, US
  4538        5095       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        7719         7576  UNI2-AS, ES
 16509       11110         7136  AMAZON-02, US
  7545        6195         5533  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6059         5178  COGENT-174, US
  4538        5095         5022  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4592         4569  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     /14:1194    /15:2122    /16:13345   /17:8502    /18:14637   
/19:25425   /20:46313   /21:55054   /22:116074  /23:109697  /24:621529  
/25:599     /26:593     /27:1073    /28:83      /29:112     /30:23      
/31:2       /32:818     

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9455  TTNET, TR
 12479        6701        7719  UNI2-AS, ES
  8151        5926       11769  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        2266       11110  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      2:1668      3:523       4:20        5:4787      6:166    
   7:6         8:1642      9:2        11:172      12:1401     13:369    
  14:2501     15:334      16:270      17:361      18:902      20:454    
  21:4        22:188      23:7163     24:2785     25:2        27:2687   
  29:19       31:3121     32:56       34:74       35:181      36:2413   
  37:4619     38:10065    39:880      40:148      41:4686     42:2175   
  43:2531     44:347      45:19401    46:5002     47:300      49:2013   
  50:1863     51:585      52:1607     54:316      55:1027     56:8      
  57:242      58:2322     59:1251     60:1152     61:2879     62:2974   
  63:1855     64:5468     65:2308     66:4751     67:3092     68:1304   
  69:4019     70:1137     71:601      72:2942     74:2814     75:1644   
  76:640      77:2711     78:4228     79:1691     80:2220     81:2205   
  82:1832     83:1433     84:1808     85:4134     86:983      87:2443   
  88:3242     89:4469     90:737      91:8382     92:2740     93:2848   
  94:3923     95:5418     96:1248     97:322      98:1071     99:734    
 100:71      101:1438    102:4003    103:32474   104:4484    105:2148   
 106:985     107:2446    108:1198    109:4088    110:2243    111:3340   
 112:2064    113:1824    114:1952    115:2266    116:2030    117:2717   
 118:2891    119:1997    120:1891    121:1421    122:2750    123:2191   
 124:1655    125:2868    126:62      128:1646    129:1023    130:1300   
 131:2048    132:923     133:448     134:1517    135:367     136:1349   
 137:1164    138:3223    139:1546    140:1514    141:1458    142:1882   
 143:1729    144:1030    145:409     146:2139    147:2050    148:2605   
 149:2892    150:1156    151:1468    152:2141    153:569     154:7660   
 155:1579    156:2786    157:1890    158:1227    159:2441    160:3487   
 161:1790    162:3624    163:1803    164:1749    165:2196    166:1349   
 167:1896    168:4416    169:813     170:5530    171:1003    172:4021   
 173:3191    174:920     175:1283    176:3670    177:6267    178:3891   
 179:2737    180:2593    181:4125    182:3369    183:2095    184:2271   
 185:21560   186:5634    187:4900    188:4348    189:4499    190:9908   
 191:2106    192:11224   193:9337    194:7775    195:5548    196:3435   
 197:3698    198:6095    199:8295    200:8755    201:6606    202:10718  
 203:10650   204:4679    205:3745    206:4701    207:3630    208:4262   
 209:5202    210:4871    211:2629    212:4583    213:3818    214:1053   
 215:48      216:6675    217:3166    218:1367    219:561     220:2096   
 221:1053    222:843     223:2304   

End of report


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