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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Mar 6 22:41:25 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 06 Mar, 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:                              990463
    Prefixes after maximum aggregation (per Origin AS):          363884
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      458846
Total ASes present in the Internet Routing Table:                 75739
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64933
Origin ASes announcing only one prefix:                           26105
Transit ASes present in the Internet Routing Table:               10806
Transit-only ASes present in the Internet Routing Table:            510
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1266
    Number of instances of unregistered ASNs:                      1269
Number of 32-bit ASNs allocated by the RIRs:                      43778
Number of 32-bit ASNs visible in the Routing Table:               36103
Prefixes from 32-bit ASNs in the Routing Table:                  189847
Number of bogon 32-bit ASNs visible in the Routing Table:           193
Special use prefixes present in the Routing Table:                   31
Prefixes being announced from unallocated address space:            633
Number of addresses announced to Internet:                   3042698419
    Equivalent to 181 /8s, 91 /16s and 228 /24s
    Percentage of available address space announced:               82.2
    Percentage of allocated address space announced:               82.2
    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:      338744

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

Prefixes being announced by APNIC Region ASes:                   259100
    Total APNIC prefixes after maximum aggregation:               73849
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251665
    Unique aggregates announced from the APNIC address blocks:   100358
APNIC Region origin ASes present in the Internet Routing Table:   14095
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4224
APNIC Region transit ASes present in the Internet Routing Table:   1904
Average APNIC Region AS path length visible:                        4.8
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9448
Number of APNIC addresses announced to Internet:              775220896
    Equivalent to 46 /8s, 52 /16s and 238 /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:                    283799
    Total ARIN prefixes after maximum aggregation:               125409
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288185
    Unique aggregates announced from the ARIN address blocks:    132637
ARIN Region origin ASes present in the Internet Routing Table:    19155
    ARIN Prefixes per ASN:                                        15.04
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1973
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4861
Number of ARIN addresses announced to Internet:              1270501440
    Equivalent to 75 /8s, 186 /16s and 80 /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, 393216-401308
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:                    282123
    Total RIPE prefixes after maximum aggregation:               128724
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275947
    Unique aggregates announced from the RIPE address blocks:    162418
RIPE Region origin ASes present in the Internet Routing Table:    28646
    RIPE Prefixes per ASN:                                         9.63
RIPE Region origin ASes announcing only one prefix:               12077
RIPE Region transit ASes present in the Internet Routing Table:    3964
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          40
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11684
Number of RIPE addresses announced to Internet:               712865907
    Equivalent to 42 /8s, 125 /16s and 120 /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:                  130100
    Total LACNIC prefixes after maximum aggregation:              28943
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128912
    Unique aggregates announced from the LACNIC address blocks:   49442
LACNIC Region origin ASes present in the Internet Routing Table:  11077
    LACNIC Prefixes per ASN:                                      11.64
LACNIC Region origin ASes announcing only one prefix:              2241
LACNIC Region transit ASes present in the Internet Routing Table:  2413
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8918
Number of LACNIC addresses announced to Internet:             177407072
    Equivalent to 10 /8s, 147 /16s and 4 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  34075
    Total AfriNIC prefixes after maximum aggregation:              6159
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         45120
    Unique aggregates announced from the AfriNIC address blocks:  13468
AfriNIC Region origin ASes present in the Internet Routing Table:  1836
    AfriNIC Prefixes per ASN:                                     24.58
AfriNIC Region origin ASes announcing only one prefix:              610
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1192
Number of AfriNIC addresses announced to Internet:            106375680
    Equivalent to 6 /8s, 87 /16s and 42 /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        9818       8740      57  CHINAMOBILE-CN China Mobile Communicati
  7545        5656        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4602        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3847       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3513        495     253  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2750        863     362  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2504      11259     578  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        9673      11291    3352  AMAZON-02, US
 22773        5010       3078     303  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4935       6644     677  COGENT-174, US
 11492        4578        304     649  CABLEONE, US
  7155        4186        289      98  VIASAT-SP-BACKBONE, US
  6327        3597       1320      75  SHAW, CA
 16625        3226       1400    2303  AKAMAI-AS, US
   749        3199      54920    2451  DNIC-AS-00749, US
   367        2918       3648    1406  DNIC-ASBLK-00306-00371, US
396982        2754       3638     403  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        8998       1211    2369  TTNET, TR
 12479        7621       1714     147  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3936       3396     150  AKAMAI-ASN1, NL
  9009        3291        285    1604  M247, RO
 12389        2969       2303     903  ROSTELECOM-AS, RU
  8551        2653        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2502        585      31  EMIRATES-INTERNET Emirates Internet, AE
  8452        2460       1852      14  TE-AS TE-AS, EG
 34984        2396        366     585  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       12504       3346     590  UNINET, MX
 10620        3525        496     890  Telmex Colombia S.A., CO
 13999        2503        338     650  Mega Cable, S.A. de C.V., MX
 11830        2001        369      64  Instituto Costarricense de Electricidad
 28573        1343       2319     241  Claro NXT Telecomunicacoes Ltda, BR
  3816        1311        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        349     490  Axtel, S.A.B. de C.V., MX
 11664        1143        179     420  Techtel LMDS Comunicaciones Interactiva
 26615        1138       2505      73  TIM SA, BR
 28202        1105         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        1629        315      40  Telkom-Internet, ZA
 24835        1550        545      28  RAYA-AS, EG
 24863        1521        389      20  LINKdotNET-AS, EG
 36992        1368       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1161         75      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 36914         545         82       3  KENET-AS, KE
 15399         531         56      53  WANANCHI-, KE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12504       3346     590  UNINET, MX
  9808        9818       8740      57  CHINAMOBILE-CN China Mobile Communicati
 16509        9673      11291    3352  AMAZON-02, US
 47331        8998       1211    2369  TTNET, TR
 12479        7621       1714     147  UNI2-AS, ES
  7545        5656        777     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5010       3078     303  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4935       6644     677  COGENT-174, US
 39891        4758        286      60  ALJAWWALSTC-AS, SA

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        9818         9761  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7621         7474  UNI2-AS, ES
 47331        8998         6629  TTNET, TR
 16509        9673         6321  AMAZON-02, US
  7545        5656         4982  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018         4943  ERX-CERNET-BKB China Education and Research Net
 22773        5010         4707  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4602         4577  FPT-AS-AP FPT Telecom Company, VN
   174        4935         4258  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
     65536  DOCUMENT     5.102.30.0/24            65512  -Private Use AS-, ZZ
     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
     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
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ
100.66.10.0/24            65534  -Private Use AS-, ZZ

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/24        Origin:    136800  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      3491  BTN-ASN, 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      /11:98      /12:300     
/13:579     /14:1208    /15:2135    /16:13531   /17:8468    /18:14202   
/19:25326   /20:45537   /21:53689   /22:114238  /23:106799  /24:599399  
/25:1109    /26:1055    /27:1502    /28:162     /29:259     /30:85      
/31:104     /32:610     

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

   ASN  No of nets  Total ann.  Description
 47331        8116        8998  TTNET, TR
 12479        6735        7621  UNI2-AS, ES
  8151        6469       12504  UNINET, MX
 22773        4043        5010  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3491        4578  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3394        3597  SHAW, CA
  7155        3129        4186  VIASAT-SP-BACKBONE, US
 30036        2158        2502  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2130        3525  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)
----------------------------------------------

   1:2332      2:1650      3:307       4:22        5:4691      6:161    
   7:6         8:1628      9:2        11:190      12:1471     13:382    
  14:2443     15:314      16:208      17:374      18:741      20:375    
  21:4        22:188      23:6681     24:3161     25:2        27:2709   
  29:19       31:2819     32:61       34:46       35:127      36:2212   
  37:4643     38:8207     39:901      40:140      41:4641     42:2211   
  43:2395     44:331      45:17754    46:4482     47:292      49:1935   
  50:1932     51:579      52:1618     54:310      55:861      56:5      
  57:158      58:2111     59:1204     60:1023     61:2768     62:2851   
  63:1945     64:5736     65:2368     66:4871     67:3136     68:1593   
  69:4100     70:1519     71:583      72:3037     74:2622     75:1590   
  76:636      77:2536     78:4146     79:2505     80:2182     81:2174   
  82:1575     83:1325     84:1664     85:4032     86:936      87:2262   
  88:3004     89:4168     90:683      91:8143     92:2283     93:2658   
  94:3822     95:5353     96:1323     97:313      98:1099     99:744    
 100:119     101:1186    102:3557    103:32972   104:4778    105:2054   
 106:1005    107:2786    108:1143    109:4116    110:2174    111:3201   
 112:2092    113:1787    114:1790    115:2148    116:1979    117:2628   
 118:2842    119:2039    120:1817    121:1362    122:2819    123:2269   
 124:1691    125:2880    126:28      128:1542    129:1026    130:1139   
 131:1923    132:930     133:410     134:1719    135:355     136:929    
 137:1064    138:3016    139:1561    140:1368    141:1357    142:1594   
 143:1585    144:1025    145:345     146:2058    147:1723    148:2525   
 149:2638    150:1044    151:1344    152:1994    153:594     154:6191   
 155:1366    156:2276    157:1614    158:1105    159:2250    160:2693   
 161:1649    162:3644    163:1740    164:1695    165:2179    166:1083   
 167:1735    168:4138    169:818     170:5003    171:1028    172:3858   
 173:3065    174:933     175:1257    176:3834    177:5322    178:3709   
 179:2510    180:2462    181:3775    182:3423    183:2039    184:2279   
 185:20999   186:5290    187:4844    188:4238    189:4385    190:9441   
 191:1903    192:11033   193:9097    194:7613    195:5459    196:3624   
 197:2953    198:6068    199:7411    200:8502    201:6421    202:10850  
 203:10590   204:4627    205:3779    206:4569    207:3592    208:4204   
 209:5076    210:4784    211:2609    212:4409    213:3567    214:1105   
 215:44      216:6877    217:3054    218:1387    219:606     220:2125   
 221:1028    222:879     223:2270   

End of report


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