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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 11 22:41:26 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 11 Feb, 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:                              989034
    Prefixes after maximum aggregation (per Origin AS):          363315
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      457280
Total ASes present in the Internet Routing Table:                 75612
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64704
Origin ASes announcing only one prefix:                           26066
Transit ASes present in the Internet Routing Table:               10908
Transit-only ASes present in the Internet Routing Table:            515
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1287
    Number of instances of unregistered ASNs:                      1294
Number of 32-bit ASNs allocated by the RIRs:                      43609
Number of 32-bit ASNs visible in the Routing Table:               35954
Prefixes from 32-bit ASNs in the Routing Table:                  188957
Number of bogon 32-bit ASNs visible in the Routing Table:           195
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            579
Number of addresses announced to Internet:                   3043592119
    Equivalent to 181 /8s, 105 /16s and 135 /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:      339193

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

Prefixes being announced by APNIC Region ASes:                   258509
    Total APNIC prefixes after maximum aggregation:               73634
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          251089
    Unique aggregates announced from the APNIC address blocks:   100201
APNIC Region origin ASes present in the Internet Routing Table:   14038
    APNIC Prefixes per ASN:                                       17.89
APNIC Region origin ASes announcing only one prefix:               4191
APNIC Region transit ASes present in the Internet Routing Table:   1893
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9376
Number of APNIC addresses announced to Internet:              774965408
    Equivalent to 46 /8s, 49 /16s and 8 /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:                    284526
    Total ARIN prefixes after maximum aggregation:               125356
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           289073
    Unique aggregates announced from the ARIN address blocks:    132150
ARIN Region origin ASes present in the Internet Routing Table:    19127
    ARIN Prefixes per ASN:                                        15.11
ARIN Region origin ASes announcing only one prefix:                6942
ARIN Region transit ASes present in the Internet Routing Table:    1981
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4857
Number of ARIN addresses announced to Internet:              1270292032
    Equivalent to 75 /8s, 183 /16s and 30 /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:                    281278
    Total RIPE prefixes after maximum aggregation:               128454
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           275056
    Unique aggregates announced from the RIPE address blocks:    161646
RIPE Region origin ASes present in the Internet Routing Table:    28619
    RIPE Prefixes per ASN:                                         9.61
RIPE Region origin ASes announcing only one prefix:               12078
RIPE Region transit ASes present in the Internet Routing Table:    4013
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11620
Number of RIPE addresses announced to Internet:               713625971
    Equivalent to 42 /8s, 137 /16s and 17 /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:                  129395
    Total LACNIC prefixes after maximum aggregation:              28943
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         128322
    Unique aggregates announced from the LACNIC address blocks:   49559
LACNIC Region origin ASes present in the Internet Routing Table:  11066
    LACNIC Prefixes per ASN:                                      11.60
LACNIC Region origin ASes announcing only one prefix:              2255
LACNIC Region transit ASes present in the Internet Routing Table:  2454
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8921
Number of LACNIC addresses announced to Internet:             177978976
    Equivalent to 10 /8s, 155 /16s and 190 /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:                  34039
    Total AfriNIC prefixes after maximum aggregation:              6139
    AfriNIC Deaggregation factor:                                  5.54
Prefixes being announced from the AfriNIC address blocks:         44913
    Unique aggregates announced from the AfriNIC address blocks:  13238
AfriNIC Region origin ASes present in the Internet Routing Table:  1833
    AfriNIC Prefixes per ASN:                                     24.50
AfriNIC Region origin ASes announcing only one prefix:              600
AfriNIC Region transit ASes present in the Internet Routing Table:  352
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1180
Number of AfriNIC addresses announced to Internet:            106409984
    Equivalent to 6 /8s, 87 /16s and 176 /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        9826       8739      55  CHINAMOBILE-CN China Mobile Communicati
  7545        5679        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4602        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3877       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3608       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3484        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3375       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2697        859     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2497      11258     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        9655      11230    3378  AMAZON-02, US
 22773        5012       3078     302  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4737       6641     665  COGENT-174, US
 11492        4580        304     655  CABLEONE, US
  7155        4183        289      98  VIASAT-SP-BACKBONE, US
  6327        3593       1320      74  SHAW, CA
 16625        3251       1423    2321  AKAMAI-AS, US
   749        3184      54927    2436  DNIC-AS-00749, US
   367        2921       3726    1422  DNIC-ASBLK-00306-00371, US
396982        2753       3639     394  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        8945       1213    2496  TTNET, TR
 12479        7598       1698     150  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3919       3397     156  AKAMAI-ASN1, NL
  9009        3306        287    1607  M247, RO
 12389        2976       2300     901  ROSTELECOM-AS, RU
  8551        2702        368      36  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2503        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2440       1852      14  TE-AS TE-AS, EG
 34984        2391        366     583  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       12415       3391     624  UNINET, MX
 10620        3522        496     891  Telmex Colombia S.A., CO
 13999        2502        337     640  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1326       2319     238  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1213        340     498  Axtel, S.A.B. de C.V., MX
 11664        1134        178     426  Techtel LMDS Comunicaciones Interactiva
  6147        1086        369      22  Telefonica del Peru S.A.A., PE
 22884        1069        117     383  TOTAL PLAY TELECOMUNICACIONES SA DE CV,

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        1632        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1522        389      16  LINKdotNET-AS, EG
 36992        1361       1519     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1124         72      58  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 15399         532         55      54  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       12415       3391     624  UNINET, MX
  9808        9826       8739      55  CHINAMOBILE-CN China Mobile Communicati
 16509        9655      11230    3378  AMAZON-02, US
 47331        8945       1213    2496  TTNET, TR
 12479        7598       1698     150  UNI2-AS, ES
  7545        5679        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773        5012       3078     302  ASN-CXA-ALL-CCI-22773-RDC, US
  4538        4990       4192      75  ERX-CERNET-BKB China Education and Rese
   174        4737       6641     665  COGENT-174, US
 39891        4658        280      55  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        9826         9771  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7598         7448  UNI2-AS, ES
 47331        8945         6449  TTNET, TR
 16509        9655         6277  AMAZON-02, US
  7545        5679         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4990         4915  ERX-CERNET-BKB China Education and Research Net
 22773        5012         4710  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4602         4577  FPT-AS-AP FPT Telecom Company, VN
  7155        4183         4085  VIASAT-SP-BACKBONE, 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
     33492  UNALLOCATED  8.6.184.0/23             33650  COMCAST-33650, 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  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24            46887  LIGHTOWER, 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
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
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
100.65.13.0/24            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

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
23.164.72.0/24       Origin:     49195  SSAC, CN
23.164.72.0/24      Transit:     57974  AS-PDCS, 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

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      /12:302     
/13:580     /14:1208    /15:2137    /16:13518   /17:8441    /18:14182   
/19:25557   /20:45588   /21:54171   /22:114345  /23:107345  /24:596602  
/25:1103    /26:1061    /27:1514    /28:162     /29:245     /30:82      
/31:93      /32:632     

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

   ASN  No of nets  Total ann.  Description
 47331        8049        8945  TTNET, TR
 12479        6715        7598  UNI2-AS, ES
  8151        6378       12415  UNINET, MX
 22773        4043        5012  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3494        4580  CABLEONE, US
  6327        3391        3593  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3126        4183  VIASAT-SP-BACKBONE, US
  8551        2177        2702  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2138        2481  MEDIACOM-ENTERPRISE-BUSINESS, US

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

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2345      2:1627      3:298       4:9         5:4653      6:165    
   7:6         8:1614      9:2        11:172      12:1485     13:379    
  14:2431     15:311      16:204      17:369      18:733      20:367    
  21:4        22:188      23:6644     24:3168     25:2        27:2635   
  29:19       31:2728     32:73       34:40       35:126      36:2186   
  37:4613     38:7997     39:907      40:140      41:4641     42:2226   
  43:2382     44:335      45:17738    46:4475     47:292      49:1916   
  50:1924     51:576      52:1627     54:343      55:883      56:5      
  57:156      58:2112     59:1225     60:1019     61:2780     62:2848   
  63:1961     64:5725     65:2374     66:5074     67:3134     68:1590   
  69:4138     70:1518     71:587      72:3050     74:2690     75:1591   
  76:633      77:2488     78:4149     79:2545     80:2161     81:2140   
  82:1589     83:1324     84:1655     85:3979     86:887      87:2258   
  88:2973     89:4142     90:673      91:8080     92:2276     93:2659   
  94:3821     95:5306     96:1320     97:314      98:1090     99:744    
 100:124     101:1178    102:3543    103:32970   104:4789    105:2017   
 106:992     107:2787    108:1142    109:4062    110:2182    111:3197   
 112:2095    113:1758    114:1768    115:2093    116:1994    117:2654   
 118:2776    119:2017    120:1816    121:1343    122:2779    123:2259   
 124:1636    125:2857    126:28      128:1565    129:1018    130:1128   
 131:1934    132:941     133:411     134:1715    135:353     136:928    
 137:1044    138:2985    139:1557    140:1368    141:1358    142:1604   
 143:1600    144:1020    145:345     146:2041    147:1713    148:2541   
 149:2593    150:1041    151:1342    152:1989    153:597     154:5963   
 155:1381    156:2142    157:1546    158:1106    159:2216    160:2690   
 161:1657    162:3643    163:1717    164:1702    165:2170    166:1077   
 167:1732    168:3967    169:825     170:4965    171:1029    172:3826   
 173:3058    174:935     175:1258    176:3809    177:5391    178:3672   
 179:2511    180:2461    181:3765    182:3443    183:2024    184:2286   
 185:20896   186:5114    187:4781    188:4244    189:4333    190:9531   
 191:1803    192:11056   193:9057    194:7557    195:5450    196:3674   
 197:2938    198:6064    199:7188    200:8457    201:6429    202:10795  
 203:10592   204:4617    205:3774    206:4507    207:3584    208:4182   
 209:5008    210:4770    211:2614    212:4385    213:3572    214:1112   
 215:44      216:6917    217:3019    218:1388    219:625     220:2058   
 221:1024    222:875     223:2233   

End of report


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