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

REN Routing Table Report cscora at bgp.nsrc.org
Sun May 26 22:40:54 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 26 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:                              1009251
    Prefixes after maximum aggregation (per Origin AS):          367302
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      462643
Total ASes present in the Internet Routing Table:                 76086
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           65073
Origin ASes announcing only one prefix:                           26064
Transit ASes present in the Internet Routing Table:               11013
Transit-only ASes present in the Internet Routing Table:            534
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                      63
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1383
    Number of instances of unregistered ASNs:                      1387
Number of 32-bit ASNs allocated by the RIRs:                      44590
Number of 32-bit ASNs visible in the Routing Table:               36582
Prefixes from 32-bit ASNs in the Routing Table:                  197453
Number of bogon 32-bit ASNs visible in the Routing Table:           173
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            917
Number of addresses announced to Internet:                   3030341236
    Equivalent to 180 /8s, 159 /16s and 86 /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:      345208

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

Prefixes being announced by APNIC Region ASes:                   264098
    Total APNIC prefixes after maximum aggregation:               74794
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          255993
    Unique aggregates announced from the APNIC address blocks:   101109
APNIC Region origin ASes present in the Internet Routing Table:   14246
    APNIC Prefixes per ASN:                                       17.97
APNIC Region origin ASes announcing only one prefix:               4277
APNIC Region transit ASes present in the Internet Routing Table:   1938
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9595
Number of APNIC addresses announced to Internet:              762385568
    Equivalent to 45 /8s, 113 /16s and 20 /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:                    286877
    Total ARIN prefixes after maximum aggregation:               126613
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           291572
    Unique aggregates announced from the ARIN address blocks:    133698
ARIN Region origin ASes present in the Internet Routing Table:    19199
    ARIN Prefixes per ASN:                                        15.19
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    2019
Average ARIN Region AS path length visible:                         4.2
    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:              1268229954
    Equivalent to 75 /8s, 151 /16s and 167 /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:                    286059
    Total RIPE prefixes after maximum aggregation:               129758
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           279719
    Unique aggregates announced from the RIPE address blocks:    164437
RIPE Region origin ASes present in the Internet Routing Table:    28729
    RIPE Prefixes per ASN:                                         9.74
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    4014
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          47
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11851
Number of RIPE addresses announced to Internet:               714837874
    Equivalent to 42 /8s, 155 /16s and 143 /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:                  135989
    Total LACNIC prefixes after maximum aggregation:              29144
    LACNIC Deaggregation factor:                                   4.67
Prefixes being announced from the LACNIC address blocks:         134378
    Unique aggregates announced from the LACNIC address blocks:   49733
LACNIC Region origin ASes present in the Internet Routing Table:  11111
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2139
LACNIC Region transit ASes present in the Internet Routing Table:  2476
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        63
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9000
Number of LACNIC addresses announced to Internet:             177192736
    Equivalent to 10 /8s, 143 /16s and 191 /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:                  34845
    Total AfriNIC prefixes after maximum aggregation:              6267
    AfriNIC Deaggregation factor:                                  5.56
Prefixes being announced from the AfriNIC address blocks:         46671
    Unique aggregates announced from the AfriNIC address blocks:  13137
AfriNIC Region origin ASes present in the Internet Routing Table:  1848
    AfriNIC Prefixes per ASN:                                     25.25
AfriNIC Region origin ASes announcing only one prefix:              611
AfriNIC Region transit ASes present in the Internet Routing Table:  354
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1217
Number of AfriNIC addresses announced to Internet:            107266048
    Equivalent to 6 /8s, 100 /16s and 192 /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      70  CHINAMOBILE-CN China Mobile Communicati
  7545        5642        777     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5040       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4540       1893      44  VNPT-AS-VN VNPT Corp, VN
 18403        4468        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3929       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3751        509     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3645       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2795        863     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2486      11523     582  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        9953      11384    3525  AMAZON-02, US
   174        5233       8782     867  COGENT-174, US
 11492        4623        307     591  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3549       3060     238  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3223      54904    2475  DNIC-AS-00749, US
 16625        3159       1352    2253  AKAMAI-AS, US
  7018        2838      23660    1790  ATT-INTERNET4, US
   367        2765       3395    1289  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        9145       1227    2116  TTNET, TR
 12479        7757       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3871       3396     153  AKAMAI-ASN1, NL
  9009        3512        300    1750  M247, RO
 12389        2989       2305     902  ROSTELECOM-AS, RU
  8551        2640        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  8452        2590       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2385        365     572  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       12209       3320     492  UNINET, MX
 10620        3509        492     941  Telmex Colombia S.A., CO
 13999        2545        355     666  Mega Cable, S.A. de C.V., MX
 11830        2003        369      64  Instituto Costarricense de Electricidad
 28573        1557       2313     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        789     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1233        216      21  ETB - Colombia, CO
 11664        1189        177     438  Techtel LMDS Comunicaciones Interactiva
  6503        1128        315     480  Axtel, S.A.B. de C.V., MX
 28202        1124         52       9  Rede Brasileira de Comunicacao SA, BR

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        1546        545      28  RAYA-AS, EG
 24863        1504        389      20  LINKdotNET-AS, EG
 36992        1378       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1206         77      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         540         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       12209       3320     492  UNINET, MX
 16509        9953      11384    3525  AMAZON-02, US
  9808        9849       8745      70  CHINAMOBILE-CN China Mobile Communicati
 47331        9145       1227    2116  TTNET, TR
 12479        7757       1708     145  UNI2-AS, ES
  7545        5642        777     676  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5233       8782     867  COGENT-174, US
  4538        5040       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4623        307     591  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         9779  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7757         7612  UNI2-AS, ES
 47331        9145         7029  TTNET, TR
 16509        9953         6428  AMAZON-02, US
  7545        5642         4966  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5040         4966  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 45899        4540         4496  VNPT-AS-VN VNPT Corp, VN
 18403        4468         4445  FPT-AS-AP FPT Telecom Company, VN
   174        5233         4366  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             17054  EXPEDIENT, US
     46639  UNALLOCATED  8.17.66.0/24              3356  LEVEL3, 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
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, 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     /14:1197    /15:2129    /16:13424   /17:8535    /18:14787   
/19:25801   /20:45795   /21:54529   /22:115665  /23:108577  /24:611536  
/25:1130    /26:1101    /27:1609    /28:309     /29:518     /30:517     
/31:351     /32:700     

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

   ASN  No of nets  Total ann.  Description
 47331        8251        9145  TTNET, TR
 12479        6851        7757  UNI2-AS, ES
  8151        6237       12209  UNINET, MX
 11492        3532        4623  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2639        3549  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2511  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2138        3509  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)
----------------------------------------------

   1:2337      2:1721      3:348       4:22        5:4747      6:161    
   7:6         8:1622      9:1        11:172      12:1469     13:356    
  14:2488     15:319      16:211      17:375      18:768      20:396    
  21:4        22:188      23:6818     24:3126     25:2        27:2659   
  29:19       31:2737     32:61       34:66       35:137      36:2329   
  37:4620     38:8800     39:903      40:125      41:4660     42:2173   
  43:2438     44:323      45:18518    46:4606     47:312      49:1970   
  50:1932     51:584      52:1619     54:314      55:974      56:5      
  57:187      58:2139     59:1270     60:1030     61:2801     62:2836   
  63:1926     64:5733     65:2394     66:4849     67:3070     68:1343   
  69:4147     70:1386     71:595      72:2952     74:2627     75:1589   
  76:623      77:2625     78:4185     79:2547     80:2221     81:2271   
  82:1697     83:1418     84:1677     85:4100     86:1012     87:2315   
  88:3106     89:4271     90:685      91:8293     92:2400     93:2742   
  94:3922     95:5442     96:1286     97:315      98:1051     99:741    
 100:91      101:1201    102:3946    103:33086   104:4828    105:2088   
 106:1022    107:2789    108:1157    109:4241    110:2191    111:3288   
 112:2111    113:1837    114:1808    115:2174    116:1917    117:2682   
 118:2884    119:2082    120:1805    121:1374    122:2838    123:2266   
 124:1711    125:2908    126:32      128:1544    129:1026    130:1194   
 131:2008    132:919     133:412     134:1747    135:365     136:1066   
 137:1082    138:3146    139:1560    140:1386    141:1360    142:1603   
 143:1709    144:1019    145:368     146:2101    147:1957    148:2538   
 149:2821    150:1052    151:1347    152:2184    153:594     154:6974   
 155:1468    156:2325    157:1848    158:1159    159:2349    160:2768   
 161:1728    162:3590    163:1774    164:1712    165:2193    166:1181   
 167:1818    168:4232    169:833     170:5329    171:1064    172:3889   
 173:3080    174:897     175:1277    176:3850    177:6337    178:3859   
 179:2683    180:2452    181:3819    182:3414    183:2025    184:2284   
 185:21165   186:5587    187:5179    188:4368    189:4572    190:9807   
 191:2110    192:11081   193:9188    194:7689    195:5492    196:3718   
 197:2901    198:6105    199:7889    200:8599    201:6529    202:10865  
 203:10668   204:4656    205:3695    206:4557    207:3661    208:4213   
 209:5125    210:4808    211:2674    212:4434    213:3603    214:1070   
 215:49      216:6947    217:3188    218:1368    219:614     220:2052   
 221:1045    222:984     223:2245   

End of report


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