[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 30 22:40:51 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 30 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:                              1010894
    Prefixes after maximum aggregation (per Origin AS):          367380
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      463208
Total ASes present in the Internet Routing Table:                 76148
    Prefixes per ASN:                                             13.28
Origin-only ASes present in the Internet Routing Table:           65202
Origin ASes announcing only one prefix:                           26112
Transit ASes present in the Internet Routing Table:               10946
Transit-only ASes present in the Internet Routing Table:            537
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1122
    Number of instances of unregistered ASNs:                      1125
Number of 32-bit ASNs allocated by the RIRs:                      44596
Number of 32-bit ASNs visible in the Routing Table:               36645
Prefixes from 32-bit ASNs in the Routing Table:                  197907
Number of bogon 32-bit ASNs visible in the Routing Table:           169
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            667
Number of addresses announced to Internet:                   3030431860
    Equivalent to 180 /8s, 160 /16s and 184 /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:      346022

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

Prefixes being announced by APNIC Region ASes:                   264232
    Total APNIC prefixes after maximum aggregation:               74997
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          256140
    Unique aggregates announced from the APNIC address blocks:   101273
APNIC Region origin ASes present in the Internet Routing Table:   14285
    APNIC Prefixes per ASN:                                       17.93
APNIC Region origin ASes announcing only one prefix:               4285
APNIC Region transit ASes present in the Internet Routing Table:   1945
Average APNIC Region AS path length visible:                        4.9
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9628
Number of APNIC addresses announced to Internet:              762409632
    Equivalent to 45 /8s, 113 /16s and 114 /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:                    287343
    Total ARIN prefixes after maximum aggregation:               126732
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292036
    Unique aggregates announced from the ARIN address blocks:    133855
ARIN Region origin ASes present in the Internet Routing Table:    19196
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6949
ARIN Region transit ASes present in the Internet Routing Table:    1996
Average ARIN Region AS path length visible:                         4.5
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4930
Number of ARIN addresses announced to Internet:              1268390210
    Equivalent to 75 /8s, 154 /16s and 25 /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:                    286842
    Total RIPE prefixes after maximum aggregation:               129964
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           280286
    Unique aggregates announced from the RIPE address blocks:    164728
RIPE Region origin ASes present in the Internet Routing Table:    28766
    RIPE Prefixes per ASN:                                         9.74
RIPE Region origin ASes announcing only one prefix:               12123
RIPE Region transit ASes present in the Internet Routing Table:    4007
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11877
Number of RIPE addresses announced to Internet:               714818674
    Equivalent to 42 /8s, 155 /16s and 68 /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:                  136216
    Total LACNIC prefixes after maximum aggregation:              28725
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         134589
    Unique aggregates announced from the LACNIC address blocks:   49734
LACNIC Region origin ASes present in the Internet Routing Table:  11102
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2138
LACNIC Region transit ASes present in the Internet Routing Table:  2428
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8995
Number of LACNIC addresses announced to Internet:             177065248
    Equivalent to 10 /8s, 141 /16s and 205 /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:                  35139
    Total AfriNIC prefixes after maximum aggregation:              6268
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         47175
    Unique aggregates announced from the AfriNIC address blocks:  13131
AfriNIC Region origin ASes present in the Internet Routing Table:  1850
    AfriNIC Prefixes per ASN:                                     25.50
AfriNIC Region origin ASes announcing only one prefix:              617
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1215
Number of AfriNIC addresses announced to Internet:            107412480
    Equivalent to 6 /8s, 102 /16s and 252 /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        9849       8745      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5635        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4996       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4524       1878      49  VNPT-AS-VN VNPT Corp, VN
 18403        4392        347      24  FPT-AS-AP FPT Telecom Company, VN
  7552        3931       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3761        509     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3644       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2795        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2471      11522     579  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       10002      11394    3542  AMAZON-02, US
   174        5242       8775     877  COGENT-174, US
 11492        4621        306     592  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3545       3056     232  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3222      54904    2474  DNIC-AS-00749, US
 16625        3158       1360    2251  AKAMAI-AS, US
  7018        2853      23664    1804  ATT-INTERNET4, US
   367        2781       3371    1303  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        9194       1234    2057  TTNET, TR
 12479        7761       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3903       3396     153  AKAMAI-ASN1, NL
  9009        3523        301    1761  M247, RO
 12389        2988       2304     901  ROSTELECOM-AS, RU
  8551        2651        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  8452        2591       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2388        365     573  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       12166       3320     500  UNINET, MX
 10620        3511        492     942  Telmex Colombia S.A., CO
 13999        2545        355     666  Mega Cable, S.A. de C.V., MX
 11830        2000        369      64  Instituto Costarricense de Electricidad
 28573        1554       2311     255  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1244        278      33  Techtel LMDS Comunicaciones Interactiva
 19429        1231        216      21  ETB - Colombia, CO
 28202        1120         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1110        311     477  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        1635        314      37  Telkom-Internet, ZA
 24835        1569        577      29  RAYA-AS, EG
 24863        1494        389      20  LINKdotNET-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1219         77      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         550         82       3  KENET-AS, KE
 15399         535         56      56  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       12166       3320     500  UNINET, MX
 16509       10002      11394    3542  AMAZON-02, US
  9808        9849       8745      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9194       1234    2057  TTNET, TR
 12479        7761       1708     145  UNI2-AS, ES
  7545        5635        776     669  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5242       8775     877  COGENT-174, US
  4538        4996       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4621        306     592  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        9849         9776  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7761         7616  UNI2-AS, ES
 47331        9194         7137  TTNET, TR
 16509       10002         6460  AMAZON-02, US
  7545        5635         4966  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4996         4922  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 45899        4524         4475  VNPT-AS-VN VNPT Corp, VN
 18403        4392         4368  FPT-AS-AP FPT Telecom Company, VN
   174        5242         4365  COGENT-174, 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-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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
23.179.24.0/24       Origin:    401065  TANDY-NETWORKS, US
23.179.24.0/24      Transit:     23459  APPLEBEE-NETWORKS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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       /9:14      /10:37      /11:93      /12:298     
/13:582     /14:1196    /15:2132    /16:13421   /17:8530    /18:14782   
/19:25783   /20:45763   /21:54504   /22:115663  /23:108617  /24:613035  
/25:1133    /26:1100    /27:1610    /28:308     /29:518     /30:515     
/31:351     /32:892     

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

   ASN  No of nets  Total ann.  Description
 47331        8298        9194  TTNET, TR
 12479        6855        7761  UNI2-AS, ES
  8151        6219       12166  UNINET, MX
 11492        3530        4621  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2641        3545  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2180        2524  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2140        3511  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)
----------------------------------------------

   1:2338      2:1726      3:348       4:22        5:4742      6:162    
   7:6         8:1617      9:1        11:172      12:1465     13:365    
  14:2479     15:319      16:217      17:376      18:771      20:396    
  21:4        22:188      23:6913     24:3115     25:2        27:2637   
  29:19       31:2743     32:61       34:66       35:138      36:2337   
  37:4631     38:8803     39:903      40:125      41:4666     42:2135   
  43:2446     44:325      45:18543    46:4616     47:307      49:1982   
  50:1930     51:581      52:1617     54:314      55:998      56:5      
  57:189      58:2174     59:1271     60:1034     61:2801     62:2840   
  63:1920     64:5724     65:2391     66:4845     67:3074     68:1345   
  69:4140     70:1383     71:596      72:2963     74:2624     75:1588   
  76:628      77:2623     78:4188     79:2557     80:2225     81:2271   
  82:1718     83:1428     84:1683     85:4115     86:1016     87:2322   
  88:3144     89:4268     90:688      91:8288     92:2400     93:2743   
  94:3917     95:5447     96:1288     97:315      98:1050     99:739    
 100:91      101:1200    102:3950    103:33151   104:4829    105:2090   
 106:1022    107:2800    108:1160    109:4251    110:2189    111:3286   
 112:2113    113:1843    114:1826    115:2178    116:1919    117:2682   
 118:2870    119:2094    120:1809    121:1380    122:2848    123:2274   
 124:1711    125:2905    126:32      128:1546    129:1033    130:1203   
 131:2014    132:922     133:412     134:1749    135:365     136:1112   
 137:1088    138:3156    139:1554    140:1387    141:1355    142:1674   
 143:1707    144:1019    145:370     146:2108    147:1975    148:2545   
 149:2825    150:1052    151:1353    152:2229    153:595     154:7070   
 155:1471    156:2332    157:1863    158:1161    159:2360    160:2782   
 161:1735    162:3599    163:1777    164:1715    165:2199    166:1256   
 167:1824    168:4271    169:840     170:5364    171:1063    172:3892   
 173:3077    174:897     175:1281    176:3849    177:6383    178:3860   
 179:2741    180:2459    181:3822    182:3398    183:2016    184:2281   
 185:21183   186:5653    187:5198    188:4347    189:4606    190:9809   
 191:2094    192:11101   193:9194    194:7700    195:5513    196:3714   
 197:3066    198:6126    199:7909    200:8606    201:6538    202:10861  
 203:10680   204:4661    205:3706    206:4564    207:3661    208:4214   
 209:5137    210:4811    211:2677    212:4401    213:3622    214:1073   
 215:49      216:6947    217:3203    218:1369    219:612     220:2049   
 221:1048    222:964     223:2245   

End of report


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