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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jun 14 22:41:25 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 14 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:                              1001529
    Prefixes after maximum aggregation (per Origin AS):          367688
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465266
Total ASes present in the Internet Routing Table:                 76089
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65176
Origin ASes announcing only one prefix:                           26130
Transit ASes present in the Internet Routing Table:               10913
Transit-only ASes present in the Internet Routing Table:            548
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                     104
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1119
    Number of instances of unregistered ASNs:                      1152
Number of 32-bit ASNs allocated by the RIRs:                      44755
Number of 32-bit ASNs visible in the Routing Table:               36668
Prefixes from 32-bit ASNs in the Routing Table:                  197904
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:            716
Number of addresses announced to Internet:                   3027240324
    Equivalent to 180 /8s, 112 /16s and 5 /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:      342055

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

Prefixes being announced by APNIC Region ASes:                   259421
    Total APNIC prefixes after maximum aggregation:               74765
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251458
    Unique aggregates announced from the APNIC address blocks:   101165
APNIC Region origin ASes present in the Internet Routing Table:   14236
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4291
APNIC Region transit ASes present in the Internet Routing Table:   1904
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:   9625
Number of APNIC addresses announced to Internet:              761648560
    Equivalent to 45 /8s, 101 /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:                    287449
    Total ARIN prefixes after maximum aggregation:               127003
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           291657
    Unique aggregates announced from the ARIN address blocks:    134736
ARIN Region origin ASes present in the Internet Routing Table:    19168
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1978
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:    4936
Number of ARIN addresses announced to Internet:              1267217730
    Equivalent to 75 /8s, 136 /16s and 53 /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:                    282251
    Total RIPE prefixes after maximum aggregation:               129893
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           276970
    Unique aggregates announced from the RIPE address blocks:    165019
RIPE Region origin ASes present in the Internet Routing Table:    28766
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12120
RIPE Region transit ASes present in the Internet Routing Table:    4015
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11888
Number of RIPE addresses announced to Internet:               713758066
    Equivalent to 42 /8s, 139 /16s and 21 /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:                  136138
    Total LACNIC prefixes after maximum aggregation:              29016
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         134315
    Unique aggregates announced from the LACNIC address blocks:   50244
LACNIC Region origin ASes present in the Internet Routing Table:  11115
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2153
LACNIC Region transit ASes present in the Internet Routing Table:  2450
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                       104
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9005
Number of LACNIC addresses announced to Internet:             176836128
    Equivalent to 10 /8s, 138 /16s and 78 /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:                  35151
    Total AfriNIC prefixes after maximum aggregation:              6302
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         46412
    Unique aggregates announced from the AfriNIC address blocks:  13573
AfriNIC Region origin ASes present in the Internet Routing Table:  1851
    AfriNIC Prefixes per ASN:                                     25.07
AfriNIC Region origin ASes announcing only one prefix:              620
AfriNIC Region transit ASes present in the Internet Routing Table:  355
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: 1214
Number of AfriNIC addresses announced to Internet:            107372288
    Equivalent to 6 /8s, 102 /16s and 95 /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        9842       8744      73  CHINAMOBILE-CN China Mobile Communicati
  7545        5641        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4986       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4203        347      23  UNASSIGNED
  7552        3946       1331      21  UNASSIGNED
  9498        3779        510     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3615       1043      64  UNASSIGNED
 45899        3280       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       10037      11409    3579  AMAZON-02, US
   174        5368       8782     870  COGENT-174, US
 11492        4639        308     550  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3555       3039     240  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3251      54901    2503  UNASSIGNED
 16625        3216       1362    2253  AKAMAI-AS, US
  7018        2837      23665    1781  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        9203       1235    2042  TTNET, TR
 12479        7732       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3903       3396     153  AKAMAI-ASN1, NL
  9009        3595        306    1813  M247, RO
 12389        2971       2303     894  ROSTELECOM-AS, RU
 34984        2391        364     568  TELLCOM-AS, TR
  8452        1844       1852      14  TE-AS TE-AS, EG
  8551        1774        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1691        123    1228  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       12179       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        1323        784     191  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        1092        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        1614        389      16  LINKdotNET-AS, EG
 24835        1540        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         939        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         551         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       12179       3324     508  UNINET, MX
 16509       10037      11409    3579  AMAZON-02, US
  9808        9842       8744      73  CHINAMOBILE-CN China Mobile Communicati
 47331        9203       1235    2042  TTNET, TR
 12479        7732       1708     145  UNI2-AS, ES
  7545        5641        777     672  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5368       8782     870  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        9842         9769  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7732         7587  UNI2-AS, ES
 47331        9203         7161  TTNET, TR
 16509       10037         6458  AMAZON-02, US
  7545        5641         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        5368         4498  COGENT-174, US
 18403        4203         4180  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
23.167.48.0/24       Origin:     23379  UNASSIGNED
23.167.48.0/24      Transit:      6939  HURRICANE, US
23.170.224.0/24      Origin:     30168  UNASSIGNED
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       /9:14      /10:37      /11:93      /12:298     
/13:580     /14:1194    /15:2118    /16:13361   /17:8387    /18:14189   
/19:25279   /20:45395   /21:53954   /22:114623  /23:107338  /24:608197  
/25:1127    /26:1083    /27:1633    /28:312     /29:523     /30:515     
/31:352     /32:910     

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

   ASN  No of nets  Total ann.  Description
 47331        8306        9203  TTNET, TR
 12479        6820        7732  UNI2-AS, ES
  8151        6223       12179  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        3555  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)
----------------------------------------------

   1:2330      2:1674      3:349       4:22        5:4657      6:162    
   7:6         8:1627      9:1        11:172      12:1459     13:356    
  14:2457     15:316      16:217      17:370      18:771      20:389    
  21:4        22:188      23:6899     24:3101     25:2        27:2640   
  29:19       31:2648     32:61       34:66       35:139      36:2340   
  37:4598     38:8985     39:899      40:142      41:4664     42:2044   
  43:2417     44:329      45:18577    46:4607     47:305      49:1975   
  50:1900     51:583      52:1613     54:314      55:915      56:8      
  57:211      58:2158     59:1266     60:1034     61:2673     62:2839   
  63:1921     64:5693     65:2353     66:4783     67:3072     68:1337   
  69:4156     70:1381     71:582      72:2965     74:2637     75:1583   
  76:625      77:2639     78:4201     79:1815     80:2221     81:2161   
  82:1698     83:1398     84:1692     85:4097     86:930      87:2345   
  88:3119     89:4279     90:679      91:8302     92:2331     93:2735   
  94:3830     95:5447     96:1279     97:318      98:1057     99:740    
 100:90      101:1180    102:3909    103:32666   104:4862    105:2092   
 106:1001    107:2646    108:1158    109:4101    110:2152    111:3278   
 112:2078    113:1816    114:1829    115:2152    116:1914    117:2656   
 118:2806    119:2018    120:1810    121:1389    122:2706    123:2266   
 124:1676    125:2887    126:32      128:1528    129:1013    130:1208   
 131:2018    132:926     133:412     134:1741    135:365     136:1124   
 137:1096    138:3151    139:1542    140:1396    141:1371    142:1685   
 143:1737    144:1020    145:374     146:2126    147:1991    148:2549   
 149:2837    150:1041    151:1357    152:2252    153:593     154:7226   
 155:1507    156:2314    157:1888    158:1165    159:2323    160:2826   
 161:1723    162:3608    163:1727    164:1726    165:2205    166:1281   
 167:1835    168:4319    169:831     170:5370    171:1052    172:3891   
 173:3094    174:897     175:1252    176:3618    177:6368    178:3832   
 179:2692    180:2454    181:3847    182:3368    183:1986    184:2285   
 185:21169   186:5569    187:5182    188:4294    189:4626    190:9697   
 191:2084    192:11077   193:9209    194:7630    195:5488    196:3351   
 197:2792    198:6129    199:7971    200:8634    201:6641    202:10710  
 203:10332   204:4649    205:3705    206:4524    207:3664    208:4216   
 209:5148    210:4788    211:2632    212:4424    213:3620    214:1064   
 215:49      216:6885    217:3080    218:1362    219:581     220:2036   
 221:1041    222:863     223:2249   

End of report


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