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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 1 22:41:38 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 01 Aug, 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:                             1004021
    Prefixes after maximum aggregation (per Origin AS):          368380
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      464454
Total ASes present in the Internet Routing Table:                 76173
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65154
Origin ASes announcing only one prefix:                           26043
Transit ASes present in the Internet Routing Table:               11019
Transit-only ASes present in the Internet Routing Table:            549
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1079
    Number of instances of unregistered ASNs:                      1096
Number of 32-bit ASNs allocated by the RIRs:                      45064
Number of 32-bit ASNs visible in the Routing Table:               36889
Prefixes from 32-bit ASNs in the Routing Table:                  201100
Number of bogon 32-bit ASNs visible in the Routing Table:           144
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            600
Number of addresses announced to Internet:                   3029113508
    Equivalent to 180 /8s, 140 /16s and 154 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      341806

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

Prefixes being announced by APNIC Region ASes:                   260879
    Total APNIC prefixes after maximum aggregation:               75414
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252708
    Unique aggregates announced from the APNIC address blocks:   101916
APNIC Region origin ASes present in the Internet Routing Table:   14321
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4317
APNIC Region transit ASes present in the Internet Routing Table:   1917
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9724
Number of APNIC addresses announced to Internet:              762384288
    Equivalent to 45 /8s, 113 /16s and 15 /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:                    288447
    Total ARIN prefixes after maximum aggregation:               127089
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292542
    Unique aggregates announced from the ARIN address blocks:    134882
ARIN Region origin ASes present in the Internet Routing Table:    19148
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6928
ARIN Region transit ASes present in the Internet Routing Table:    2016
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:    4960
Number of ARIN addresses announced to Internet:              1267019842
    Equivalent to 75 /8s, 133 /16s and 48 /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:                    281869
    Total RIPE prefixes after maximum aggregation:               130219
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277527
    Unique aggregates announced from the RIPE address blocks:    165638
RIPE Region origin ASes present in the Internet Routing Table:    28750
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    4022
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11947
Number of RIPE addresses announced to Internet:               714739106
    Equivalent to 42 /8s, 154 /16s and 13 /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:                  136606
    Total LACNIC prefixes after maximum aggregation:              28620
    LACNIC Deaggregation factor:                                   4.77
Prefixes being announced from the LACNIC address blocks:         134691
    Unique aggregates announced from the LACNIC address blocks:   48003
LACNIC Region origin ASes present in the Internet Routing Table:  11134
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2099
LACNIC Region transit ASes present in the Internet Routing Table:  2496
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9028
Number of LACNIC addresses announced to Internet:             178150688
    Equivalent to 10 /8s, 158 /16s and 93 /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:                  35141
    Total AfriNIC prefixes after maximum aggregation:              6351
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         45952
    Unique aggregates announced from the AfriNIC address blocks:  13537
AfriNIC Region origin ASes present in the Internet Routing Table:  1868
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              619
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1230
Number of AfriNIC addresses announced to Internet:            106411264
    Equivalent to 6 /8s, 87 /16s and 181 /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        9867       8746      78  CHINAMOBILE-CN China Mobile Communication
  7545        5661        777     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4251        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3964       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3791        511     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3640       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3243       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2818        860     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2459      11520     577  KIXS-AS-KR Korea Telecom, KR

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       10297      11567    3659  AMAZON-02, US
   174        5637       8787     890  COGENT-174, US
 11492        4615        307     554  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3427       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3258      54898    2510  DNIC-AS-00749, US
 16625        3198       1352    2232  AKAMAI-AS, US
  7018        2914      23674    1822  ATT-INTERNET4, US
396982        2770       3597     417  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        9228       1237    1945  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3908       3396     147  AKAMAI-ASN1, NL
  9009        3579        305    1841  M247, RO
 12389        2927       2301     884  ROSTELECOM-AS, RU
 34984        2404        366     567  TELLCOM-AS, TR
  8452        1873       1852      14  TE-AS TE-AS, EG
  8551        1786        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1742        125    1274  CDNEXT, GB

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       12066       3307     616  UNINET, MX
 10620        3530        493     933  Telmex Colombia S.A., CO
 13999        2554        619      38  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1581       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1316        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1126        314     483  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1102        369      22  Telefonica del Peru S.A.A., PE
 19037        1096        278      31  AMX Argentina S.A., AR

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        1627        310      36  Telkom-Internet, ZA
 24863        1615        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1298         82      75  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         937        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 37342         512         32       1  MOVITEL, MZ

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       12066       3307     616  UNINET, MX
 16509       10297      11567    3659  AMAZON-02, US
  9808        9867       8746      78  CHINAMOBILE-CN China Mobile Communication
 47331        9228       1237    1945  TTNET, TR
 12479        7712       1708     145  UNI2-AS, ES
  7545        5661        777     662  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5637       8787     890  COGENT-174, US
  4538        5043       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4615        307     554  CABLEONE, US
 39891        4521        271      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        9867         9789  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7567  UNI2-AS, ES
 47331        9228         7283  TTNET, TR
 16509       10297         6638  AMAZON-02, US
  7545        5661         4999  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043         4969  ERX-CERNET-BKB China Education and Research Net
   174        5637         4747  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4251         4228  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  VIASAT-SP-BACKBONE, 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             17054  EXPEDIENT, 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
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, 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
23.140.216.0/24      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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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      /10:37      /11:92      /12:295     
/13:582     /14:1190    /15:2122    /16:13291   /17:8403    /18:14172   
/19:25262   /20:45387   /21:54029   /22:114452  /23:107577  /24:610312  
/25:1307    /26:1188    /27:1744    /28:301     /29:517     /30:506     
/31:348     /32:874     

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

   ASN  No of nets  Total ann.  Description
 47331        8332        9228  TTNET, TR
 12479        6798        7712  UNI2-AS, ES
  8151        6145       12066  UNINET, MX
 11492        3527        4615  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2565        3427  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2161        2503  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2159        3530  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)
----------------------------------------------

   1:2319      2:1684      3:392       4:22        5:4682      6:162    
   7:6         8:1620      9:1        11:172      12:1437     13:364    
  14:2380     15:324      16:220      17:367      18:787      20:396    
  21:4        22:188      23:6993     24:3077     25:2        27:2695   
  29:19       31:2693     32:63       34:68       35:139      36:2370   
  37:4603     38:9538     39:914      40:150      41:4615     42:2022   
  43:2468     44:333      45:18980    46:4666     47:301      49:1988   
  50:1873     51:580      52:1611     54:319      55:942      56:8      
  57:225      58:2237     59:1273     60:1059     61:2891     62:2877   
  63:1889     64:5614     65:2325     66:4787     67:3074     68:1360   
  69:4062     70:1345     71:568      72:2941     74:2643     75:1595   
  76:620      77:2651     78:4194     79:1820     80:2227     81:2185   
  82:1734     83:1402     84:1716     85:4103     86:950      87:2324   
  88:3151     89:4334     90:699      91:8334     92:2373     93:2740   
  94:3836     95:5439     96:1280     97:321      98:1047     99:738    
 100:89      101:1182    102:3696    103:32548   104:4847    105:2106   
 106:1011    107:2524    108:1169    109:4106    110:2132    111:3241   
 112:2081    113:1838    114:1831    115:2122    116:1985    117:2649   
 118:2828    119:2009    120:1831    121:1377    122:2725    123:2329   
 124:1680    125:2870    126:64      128:1478    129:1019    130:1234   
 131:2047    132:941     133:415     134:1724    135:350     136:1138   
 137:1120    138:3224    139:1535    140:1430    141:1395    142:1707   
 143:1765    144:1031    145:364     146:2156    147:2028    148:2566   
 149:2852    150:1043    151:1353    152:2271    153:594     154:6793   
 155:1439    156:2278    157:1952    158:1182    159:2440    160:2984   
 161:1731    162:3566    163:1732    164:1749    165:2183    166:1268   
 167:1873    168:4363    169:835     170:5391    171:1055    172:3921   
 173:3104    174:901     175:1263    176:3615    177:6155    178:3783   
 179:2665    180:2473    181:3894    182:3334    183:1984    184:2281   
 185:21254   186:5581    187:5081    188:4303    189:4551    190:9765   
 191:2110    192:11114   193:9275    194:7594    195:5474    196:3444   
 197:2744    198:6103    199:8061    200:8755    201:6584    202:10794  
 203:10549   204:4618    205:3709    206:4548    207:3671    208:4214   
 209:5118    210:4870    211:2644    212:4488    213:3755    214:1069   
 215:48      216:6820    217:3026    218:1421    219:601     220:2028   
 221:1038    222:866     223:2247   

End of report


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