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

REN Routing Table Report cscora at bgp.nsrc.org
Thu May 16 22:41:15 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 16 May, 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:                              1007812
    Prefixes after maximum aggregation (per Origin AS):          366969
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      462017
Total ASes present in the Internet Routing Table:                 76056
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65231
Origin ASes announcing only one prefix:                           26072
Transit ASes present in the Internet Routing Table:               10825
Transit-only ASes present in the Internet Routing Table:            516
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:                                      60
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1156
    Number of instances of unregistered ASNs:                      1158
Number of 32-bit ASNs allocated by the RIRs:                      44481
Number of 32-bit ASNs visible in the Routing Table:               36555
Prefixes from 32-bit ASNs in the Routing Table:                  196982
Number of bogon 32-bit ASNs visible in the Routing Table:           170
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            657
Number of addresses announced to Internet:                   3029503093
    Equivalent to 180 /8s, 146 /16s and 140 /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:      344716

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

Prefixes being announced by APNIC Region ASes:                   263868
    Total APNIC prefixes after maximum aggregation:               74793
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          255764
    Unique aggregates announced from the APNIC address blocks:   101193
APNIC Region origin ASes present in the Internet Routing Table:   14266
    APNIC Prefixes per ASN:                                       17.93
APNIC Region origin ASes announcing only one prefix:               4278
APNIC Region transit ASes present in the Internet Routing Table:   1912
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9610
Number of APNIC addresses announced to Internet:              762229408
    Equivalent to 45 /8s, 110 /16s and 178 /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:                    286525
    Total ARIN prefixes after maximum aggregation:               126642
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291332
    Unique aggregates announced from the ARIN address blocks:    133742
ARIN Region origin ASes present in the Internet Routing Table:    19199
    ARIN Prefixes per ASN:                                        15.17
ARIN Region origin ASes announcing only one prefix:                6962
ARIN Region transit ASes present in the Internet Routing Table:    1971
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4919
Number of ARIN addresses announced to Internet:              1267899458
    Equivalent to 75 /8s, 146 /16s and 156 /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:                    285620
    Total RIPE prefixes after maximum aggregation:               129326
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           279372
    Unique aggregates announced from the RIPE address blocks:    163966
RIPE Region origin ASes present in the Internet Routing Table:    28701
    RIPE Prefixes per ASN:                                         9.73
RIPE Region origin ASes announcing only one prefix:               12078
RIPE Region transit ASes present in the Internet Routing Table:    3952
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          43
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11821
Number of RIPE addresses announced to Internet:               714553715
    Equivalent to 42 /8s, 151 /16s and 57 /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:                  135682
    Total LACNIC prefixes after maximum aggregation:              29176
    LACNIC Deaggregation factor:                                   4.65
Prefixes being announced from the LACNIC address blocks:         134117
    Unique aggregates announced from the LACNIC address blocks:   49517
LACNIC Region origin ASes present in the Internet Routing Table:  11104
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2141
LACNIC Region transit ASes present in the Internet Routing Table:  2450
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8986
Number of LACNIC addresses announced to Internet:             177023008
    Equivalent to 10 /8s, 141 /16s and 40 /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:                  34961
    Total AfriNIC prefixes after maximum aggregation:              6285
    AfriNIC Deaggregation factor:                                  5.56
Prefixes being announced from the AfriNIC address blocks:         46569
    Unique aggregates announced from the AfriNIC address blocks:  13096
AfriNIC Region origin ASes present in the Internet Routing Table:  1855
    AfriNIC Prefixes per ASN:                                     25.10
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  354
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1219
Number of AfriNIC addresses announced to Internet:            107433728
    Equivalent to 6 /8s, 103 /16s and 79 /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        9846       8745      70  CHINAMOBILE-CN China Mobile Communicati
  7545        5636        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5034       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4543       1893      45  VNPT-AS-VN VNPT Corp, VN
 18403        4428        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3910       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3734        508     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2795        864     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2485      11522     581  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        9915      11378    3541  AMAZON-02, US
   174        5405       8780     871  COGENT-174, US
 11492        4616        306     605  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3597       1320      79  SHAW, CA
 22773        3543       3057     233  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3224      54904    2476  DNIC-AS-00749, US
 16625        3134       1342    2247  AKAMAI-AS, US
  7018        2821      23659    1778  ATT-INTERNET4, US
   367        2796       3458    1313  DNIC-ASBLK-00306-00371, 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        9134       1226    2141  TTNET, TR
 12479        7767       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3914       3396     153  AKAMAI-ASN1, NL
  9009        3361        292    1662  M247, RO
 12389        2987       2304     900  ROSTELECOM-AS, RU
  8551        2643        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  8452        2587       1852      14  TE-AS TE-AS, EG
  5384        2488        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        365     575  TELLCOM-AS, TR

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       12238       3321     495  UNINET, MX
 10620        3510        492     939  Telmex Colombia S.A., CO
 13999        2541        353     664  Mega Cable, S.A. de C.V., MX
 11830        2001        369      64  Instituto Costarricense de Electricidad
 28573        1557       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1320        789     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1232        216      21  ETB - Colombia, CO
 11664        1182        176     442  Techtel LMDS Comunicaciones Interactiva
 28202        1128         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1122        314     478  Axtel, S.A.B. de C.V., MX

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        1634        314      37  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1373       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1196         77      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         558       1861      35  IAM-AS, MA
 36914         548         82       3  KENET-AS, KE
 15399         527         55      53  WANANCHI-, KE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12238       3321     495  UNINET, MX
 16509        9915      11378    3541  AMAZON-02, US
  9808        9846       8745      70  CHINAMOBILE-CN China Mobile Communicati
 47331        9134       1226    2141  TTNET, TR
 12479        7767       1708     145  UNI2-AS, ES
  7545        5636        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5405       8780     871  COGENT-174, US
  4538        5034       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4616        306     605  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        9846         9776  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7767         7622  UNI2-AS, ES
 47331        9134         6993  TTNET, TR
 16509        9915         6374  AMAZON-02, US
  7545        5636         4962  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5034         4960  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5405         4534  COGENT-174, US
 45899        4543         4498  VNPT-AS-VN VNPT Corp, VN
 18403        4428         4405  FPT-AS-AP FPT Telecom Company, VN

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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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-DDOS-M
     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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             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
100.70.8.0/24               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
100.70.30.0/24              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
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, US
23.178.72.0/24       Origin:     47272  HYEHOST HYEHOST Hosting Solutions, GB
23.178.72.0/24      Transit:    210667  SMISHCRAFT Adam Goodenough TA Smishcraft

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       /9:14      /10:37      /11:94      /12:297     
/13:583     /14:1198    /15:2123    /16:13418   /17:8522    /18:14726   
/19:25765   /20:45765   /21:54551   /22:115568  /23:108276  /24:610498  
/25:1123    /26:1102    /27:1609    /28:316     /29:524     /30:522     
/31:358     /32:806     

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

   ASN  No of nets  Total ann.  Description
 47331        8242        9134  TTNET, TR
 12479        6863        7767  UNI2-AS, ES
  8151        6263       12238  UNINET, MX
 11492        3525        4616  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3393        3597  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2638        3543  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2511  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2136        3510  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)
----------------------------------------------

   1:2311      2:1721      3:347       4:22        5:4754      6:164    
   7:6         8:1620      9:1        11:172      12:1459     13:363    
  14:2484     15:318      16:211      17:371      18:766      20:393    
  21:4        22:188      23:6785     24:3126     25:2        27:2635   
  29:19       31:2746     32:61       34:65       35:137      36:2332   
  37:4623     38:8716     39:903      40:125      41:4705     42:2180   
  43:2447     44:321      45:18464    46:4597     47:313      49:1963   
  50:1926     51:580      52:1610     54:314      55:1000     56:5      
  57:179      58:2137     59:1269     60:1028     61:2811     62:2826   
  63:1933     64:5732     65:2393     66:4846     67:3068     68:1349   
  69:4145     70:1388     71:595      72:2937     74:2630     75:1596   
  76:622      77:2634     78:4182     79:2552     80:2229     81:2264   
  82:1691     83:1409     84:1666     85:4091     86:959      87:2318   
  88:3112     89:4222     90:680      91:8267     92:2390     93:2725   
  94:3890     95:5442     96:1296     97:315      98:1053     99:743    
 100:90      101:1201    102:3749    103:33143   104:4822    105:2088   
 106:1019    107:2772    108:1162    109:4163    110:2185    111:3288   
 112:2119    113:1843    114:1806    115:2184    116:1918    117:2677   
 118:2856    119:2078    120:1798    121:1364    122:2848    123:2272   
 124:1705    125:2905    126:32      128:1550    129:1038    130:1192   
 131:2030    132:927     133:412     134:1742    135:366     136:1022   
 137:1082    138:3141    139:1563    140:1396    141:1361    142:1604   
 143:1655    144:1017    145:364     146:2102    147:1942    148:2538   
 149:2820    150:1047    151:1350    152:2183    153:595     154:6833   
 155:1472    156:2319    157:1820    158:1158    159:2347    160:2758   
 161:1722    162:3595    163:1766    164:1716    165:2194    166:1172   
 167:1830    168:4227    169:831     170:5333    171:1056    172:3883   
 173:3082    174:896     175:1260    176:3840    177:6259    178:3862   
 179:2680    180:2454    181:3831    182:3408    183:2011    184:2286   
 185:21155   186:5581    187:5137    188:4331    189:4548    190:9787   
 191:2084    192:11064   193:9169    194:7685    195:5499    196:3704   
 197:2894    198:6108    199:7887    200:8559    201:6553    202:10882  
 203:10702   204:4653    205:3824    206:4542    207:3655    208:4211   
 209:5135    210:4822    211:2672    212:4437    213:3582    214:1073   
 215:49      216:6946    217:3245    218:1370    219:614     220:2053   
 221:1045    222:978     223:2247   

End of report


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