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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 16 22:41:43 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 16 Jun, 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:                              1001560
    Prefixes after maximum aggregation (per Origin AS):          367727
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      364483
Total ASes present in the Internet Routing Table:                 76092
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65138
Origin ASes announcing only one prefix:                           26135
Transit ASes present in the Internet Routing Table:               10954
Transit-only ASes present in the Internet Routing Table:            539
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                     104
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1113
    Number of instances of unregistered ASNs:                      1146
Number of 32-bit ASNs allocated by the RIRs:                      44778
Number of 32-bit ASNs visible in the Routing Table:               36688
Prefixes from 32-bit ASNs in the Routing Table:                  198025
Number of bogon 32-bit ASNs visible in the Routing Table:           235
Special use prefixes present in the Routing Table:                   46
Prefixes being announced from unallocated address space:            692
Number of addresses announced to Internet:                   3147846257
    Equivalent to 187 /8s, 160 /16s and 82 /24s
    Percentage of available address space announced:               85.0
    Percentage of allocated address space announced:               85.0
    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:      341927

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

Prefixes being announced by APNIC Region ASes:                   259563
    Total APNIC prefixes after maximum aggregation:               74837
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251572
    Unique aggregates announced from the APNIC address blocks:    94744
APNIC Region origin ASes present in the Internet Routing Table:   14257
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4292
APNIC Region transit ASes present in the Internet Routing Table:   1915
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         54
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9641
Number of APNIC addresses announced to Internet:              678090144
    Equivalent to 40 /8s, 106 /16s and 213 /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:                    287481
    Total ARIN prefixes after maximum aggregation:               126962
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291724
    Unique aggregates announced from the ARIN address blocks:    114234
ARIN Region origin ASes present in the Internet Routing Table:    19169
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    1982
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4938
Number of ARIN addresses announced to Internet:              1152317504
    Equivalent to 68 /8s, 174 /16s and 248 /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:                    282143
    Total RIPE prefixes after maximum aggregation:               129888
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           276853
    Unique aggregates announced from the RIPE address blocks:    123818
RIPE Region origin ASes present in the Internet Routing Table:    28768
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12131
RIPE Region transit ASes present in the Internet Routing Table:    4027
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11894
Number of RIPE addresses announced to Internet:               634927729
    Equivalent to 37 /8s, 216 /16s and 58 /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:                  136027
    Total LACNIC prefixes after maximum aggregation:              29035
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         134222
    Unique aggregates announced from the LACNIC address blocks:   19458
LACNIC Region origin ASes present in the Internet Routing Table:  11109
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2147
LACNIC Region transit ASes present in the Internet Routing Table:  2456
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                       104
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9000
Number of LACNIC addresses announced to Internet:              44804640
    Equivalent to 2 /8s, 171 /16s and 170 /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:                  35233
    Total AfriNIC prefixes after maximum aggregation:              6304
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         46496
    Unique aggregates announced from the AfriNIC address blocks:  11738
AfriNIC Region origin ASes present in the Internet Routing Table:  1849
    AfriNIC Prefixes per ASN:                                     25.15
AfriNIC Region origin ASes announcing only one prefix:              623
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1215
Number of AfriNIC addresses announced to Internet:            637394176
    Equivalent to 37 /8s, 253 /16s and 221 /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        9843       8744      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5642        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4986       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4189        347      23  UNASSIGNED
  7552        3946       1331      21  UNASSIGNED
  9498        3779        510     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3615       1043      64  UNASSIGNED
 45899        3279       1857     105  UNASSIGNED
 24560        2823        863     400  UNASSIGNED
  4766        2484      11523     582  UNASSIGNED

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       10030      11413    3593  AMAZON-02, US
   174        5374       8783     871  COGENT-174, US
 11492        4639        308     550  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3554       3039     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3251      54901    2503  UNASSIGNED
 16625        3203       1358    2244  AKAMAI-AS, US
  7018        2836      23665    1780  ATT-INTERNET4, US
396982        2760       3620     409  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        9199       1234    2049  TTNET, TR
 12479        7732       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3902       3396     153  AKAMAI-ASN1, NL
  9009        3591        306    1811  M247, RO
 12389        2988       2304     898  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1844       1852      14  TE-AS TE-AS, EG
  8551        1775        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1696        123    1230  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       12183       3324     508  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2545        354     672  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1551       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1314        773     203  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1249        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1091        369      22  Telefonica del Peru S.A.A., PE

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1636        314      37  Telkom-Internet, ZA
 24863        1612        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1380       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1219         77      73  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         526         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       12183       3324     508  UNINET, MX
 16509       10030      11413    3593  AMAZON-02, US
  9808        9843       8744      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9199       1234    2049  TTNET, TR
 12479        7732       1708     145  UNI2-AS, ES
  7545        5642        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5374       8783     871  COGENT-174, US
  4538        4986       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4639        308     550  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        9843         9770  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7732         7587  UNI2-AS, ES
 47331        9199         7150  TTNET, TR
 16509       10030         6437  AMAZON-02, US
  7545        5642         4969  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4986         4912  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5374         4503  COGENT-174, US
 18403        4189         4166  UNASSIGNED
 11492        4639         4089  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-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
    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  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.170.224.0/24      Origin:     30168  UNASSIGNED
23.170.224.0/24     Transit:    397095  SETSONLLC, US
23.189.192.0/24      Origin:     27593  UNASSIGNED
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        /3:1        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:93      /12:298     
/13:580     /14:1195    /15:2119    /16:13361   /17:8385    /18:14179   
/19:25277   /20:45393   /21:53935   /22:114626  /23:107376  /24:608235  
/25:1128    /26:1084    /27:1631    /28:313     /29:523     /30:515     
/31:352     /32:893     

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

   ASN  No of nets  Total ann.  Description
 47331        8302        9199  TTNET, TR
 12479        6820        7732  UNI2-AS, ES
  8151        6223       12183  UNINET, MX
 11492        3546        4639  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2660        3554  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2510  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2147        3518  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)
----------------------------------------------

   1:2320      2:1672      3:349       4:22        5:4655      6:162    
   7:6         8:1629      9:1        11:172      12:1460     13:353    
  14:2455     15:316      16:217      17:370      18:773      20:394    
  21:4        22:188      23:6894     24:3101     25:2        27:2641   
  29:19       31:2649     32:61       34:66       35:139      36:2339   
  37:4602     38:8985     39:899      40:142      41:4669     42:2041   
  43:2412     44:329      45:18577    46:4608     47:305      49:1977   
  50:1901     51:583      52:1614     54:314      55:916      56:8      
  57:211      58:2158     59:1266     60:1034     61:2673     62:2839   
  63:1921     64:5695     65:2350     66:4785     67:3071     68:1337   
  69:4153     70:1381     71:582      72:2966     74:2641     75:1583   
  76:625      77:2638     78:4201     79:1814     80:2215     81:2190   
  82:1702     83:1398     84:1692     85:4096     86:929      87:2344   
  88:3119     89:4266     90:679      91:8299     92:2330     93:2733   
  94:3826     95:5441     96:1279     97:318      98:1058     99:740    
 100:90      101:1179    102:3908    103:32720   104:4864    105:2115   
 106:1001    107:2639    108:1157    109:4100    110:2151    111:3278   
 112:2078    113:1818    114:1828    115:2151    116:1915    117:2656   
 118:2805    119:2016    120:1810    121:1388    122:2707    123:2266   
 124:1679    125:2887    126:32      128:1527    129:1013    130:1206   
 131:2025    132:934     133:412     134:1742    135:365     136:1124   
 137:1097    138:3144    139:1544    140:1397    141:1370    142:1689   
 143:1737    144:1019    145:374     146:2126    147:1991    148:2553   
 149:2834    150:1042    151:1357    152:2250    153:592     154:7231   
 155:1501    156:2313    157:1887    158:1165    159:2314    160:2831   
 161:1722    162:3601    163:1729    164:1722    165:2204    166:1280   
 167:1833    168:4320    169:831     170:5360    171:1052    172:3889   
 173:3093    174:897     175:1252    176:3617    177:6359    178:3829   
 179:2693    180:2451    181:3850    182:3367    183:1984    184:2285   
 185:21162   186:5542    187:5171    188:4295    189:4636    190:9687   
 191:2073    192:11087   193:9212    194:7625    195:5481    196:3350   
 197:2822    198:6131    199:7976    200:8630    201:6636    202:10736  
 203:10327   204:4654    205:3730    206:4534    207:3665    208:4211   
 209:5155    210:4790    211:2632    212:4415    213:3621    214:1059   
 215:49      216:6884    217:3070    218:1363    219:581     220:2036   
 221:1041    222:863     223:2250   

End of report


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