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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 2 22:41:48 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 02 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:                              988017
    Prefixes after maximum aggregation (per Origin AS):          362831
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456593
Total ASes present in the Internet Routing Table:                 75560
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64748
Origin ASes announcing only one prefix:                           26036
Transit ASes present in the Internet Routing Table:               10812
Transit-only ASes present in the Internet Routing Table:            509
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1299
    Number of instances of unregistered ASNs:                      1302
Number of 32-bit ASNs allocated by the RIRs:                      43551
Number of 32-bit ASNs visible in the Routing Table:               35902
Prefixes from 32-bit ASNs in the Routing Table:                  188502
Number of bogon 32-bit ASNs visible in the Routing Table:           193
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            574
Number of addresses announced to Internet:                   3045625766
    Equivalent to 181 /8s, 136 /16s and 143 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      339033

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

Prefixes being announced by APNIC Region ASes:                   258358
    Total APNIC prefixes after maximum aggregation:               73500
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          251018
    Unique aggregates announced from the APNIC address blocks:   100141
APNIC Region origin ASes present in the Internet Routing Table:   14019
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4183
APNIC Region transit ASes present in the Internet Routing Table:   1906
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9365
Number of APNIC addresses announced to Internet:              775034784
    Equivalent to 46 /8s, 50 /16s and 23 /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:                    284218
    Total ARIN prefixes after maximum aggregation:               125324
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           288672
    Unique aggregates announced from the ARIN address blocks:    132044
ARIN Region origin ASes present in the Internet Routing Table:    19121
    ARIN Prefixes per ASN:                                        15.10
ARIN Region origin ASes announcing only one prefix:                6934
ARIN Region transit ASes present in the Internet Routing Table:    1949
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4850
Number of ARIN addresses announced to Internet:              1270666304
    Equivalent to 75 /8s, 188 /16s and 212 /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:                    280932
    Total RIPE prefixes after maximum aggregation:               128241
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           274700
    Unique aggregates announced from the RIPE address blocks:    161224
RIPE Region origin ASes present in the Internet Routing Table:    28601
    RIPE Prefixes per ASN:                                         9.60
RIPE Region origin ASes announcing only one prefix:               12058
RIPE Region transit ASes present in the Internet Routing Table:    3994
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11595
Number of RIPE addresses announced to Internet:               714481762
    Equivalent to 42 /8s, 150 /16s and 32 /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:                  129294
    Total LACNIC prefixes after maximum aggregation:              28802
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128278
    Unique aggregates announced from the LACNIC address blocks:   49595
LACNIC Region origin ASes present in the Internet Routing Table:  11064
    LACNIC Prefixes per ASN:                                      11.59
LACNIC Region origin ASes announcing only one prefix:              2256
LACNIC Region transit ASes present in the Internet Routing Table:  2426
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:  8917
Number of LACNIC addresses announced to Internet:             177865312
    Equivalent to 10 /8s, 154 /16s and 2 /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:                  33916
    Total AfriNIC prefixes after maximum aggregation:              6170
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         44773
    Unique aggregates announced from the AfriNIC address blocks:  13107
AfriNIC Region origin ASes present in the Internet Routing Table:  1829
    AfriNIC Prefixes per ASN:                                     24.48
AfriNIC Region origin ASes announcing only one prefix:              605
AfriNIC Region transit ASes present in the Internet Routing Table:  346
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1175
Number of AfriNIC addresses announced to Internet:            107266560
    Equivalent to 6 /8s, 100 /16s and 194 /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        9830       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5677        784     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4570        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3873       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3597       1038      55  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3475        499     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3371       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2688        858     377  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        9592      11245    3386  AMAZON-02, US
 22773        5017       3081     305  ASN-CXA-ALL-CCI-22773-RDC, US
   174        4634       6637     667  COGENT-174, US
 11492        4577        304     662  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
  6327        3593       1320      74  SHAW, CA
 16625        3258       1428    2324  AKAMAI-AS, US
   749        3185      54927    2437  DNIC-AS-00749, US
   367        2923       3723    1410  DNIC-ASBLK-00306-00371, US
396982        2753       3639     392  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        8919       1208    2528  TTNET, TR
 12479        7572       1698     149  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        3962       3397     157  AKAMAI-ASN1, NL
  9009        3282        285    1588  M247, RO
 12389        2977       2302     907  ROSTELECOM-AS, RU
  8551        2703        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2436       1852      14  TE-AS TE-AS, EG
 34984        2389        365     587  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       12399       3386     623  UNINET, MX
 10620        3520        496     895  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       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1237        340     498  Axtel, S.A.B. de C.V., MX
 11664        1125        177     428  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        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        1630        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1521        389      16  LINKdotNET-AS, EG
 36992        1365       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1102         71      57  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         551         82       3  KENET-AS, KE
  6713         550       1861      34  IAM-AS, MA
 15399         525         55      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       12399       3386     623  UNINET, MX
  9808        9830       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9592      11245    3386  AMAZON-02, US
 47331        8919       1208    2528  TTNET, TR
 12479        7572       1698     149  UNI2-AS, ES
  7545        5677        784     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       4192      75  ERX-CERNET-BKB China Education and Rese
 22773        5017       3081     305  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   174        4634       6637     667  COGENT-174, 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        9830         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7572         7423  UNI2-AS, ES
 47331        8919         6391  TTNET, TR
 16509        9592         6206  AMAZON-02, US
  7545        5677         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024         4949  ERX-CERNET-BKB China Education and Research Net
 22773        5017         4712  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4570         4545  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, 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

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
23.170.200.0/24      Origin:     13737  AS-INCX, US
23.170.200.0/24     Transit:      6939  HURRICANE, 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     
/13:581     /14:1211    /15:2144    /16:13547   /17:8454    /18:14195   
/19:25541   /20:45453   /21:54096   /22:114377  /23:107365  /24:595686  
/25:1108    /26:1056    /27:1508    /28:166     /29:246     /30:82      
/31:94      /32:639     

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

   ASN  No of nets  Total ann.  Description
 47331        8026        8919  TTNET, TR
 12479        6682        7572  UNI2-AS, ES
  8151        6365       12399  UNINET, MX
 22773        4045        5017  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        3491        4577  CABLEONE, US
  6327        3391        3593  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
  8551        2179        2703  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2129        2472  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2334      2:1634      3:291       4:8         5:4652      6:163    
   7:6         8:1612      9:1        11:172      12:1484     13:379    
  14:2428     15:311      16:203      17:369      18:722      20:370    
  21:4        22:188      23:6636     24:3176     25:2        27:2639   
  29:19       31:2732     32:72       34:38       35:126      36:2182   
  37:4621     38:7783     39:907      40:151      41:4619     42:2218   
  43:2388     44:334      45:17655    46:4414     47:292      49:1915   
  50:1921     51:576      52:1624     54:359      55:887      56:5      
  57:149      58:2104     59:1224     60:1020     61:2789     62:2868   
  63:1954     64:5728     65:2381     66:5074     67:3135     68:1590   
  69:4132     70:1517     71:588      72:3069     74:2692     75:1591   
  76:628      77:2486     78:4147     79:2536     80:2167     81:2133   
  82:1583     83:1325     84:1653     85:3996     86:876      87:2254   
  88:2971     89:4102     90:669      91:8091     92:2269     93:2657   
  94:3793     95:5283     96:1324     97:319      98:1090     99:743    
 100:124     101:1181    102:3524    103:32950   104:4797    105:2024   
 106:989     107:2780    108:1143    109:4072    110:2183    111:3195   
 112:2095    113:1747    114:1769    115:2092    116:1984    117:2654   
 118:2777    119:2019    120:1815    121:1344    122:2782    123:2259   
 124:1637    125:2852    126:28      128:1561    129:1021    130:1124   
 131:1924    132:937     133:410     134:1714    135:349     136:929    
 137:1049    138:2982    139:1571    140:1326    141:1352    142:1596   
 143:1606    144:1019    145:344     146:2034    147:1701    148:2537   
 149:2579    150:1040    151:1338    152:1989    153:598     154:5942   
 155:1381    156:2136    157:1503    158:1099    159:2216    160:2693   
 161:1648    162:3642    163:1710    164:1695    165:2168    166:1075   
 167:1722    168:4003    169:822     170:4990    171:1016    172:3822   
 173:3046    174:934     175:1258    176:3798    177:5393    178:3663   
 179:2509    180:2455    181:3752    182:3443    183:2024    184:2289   
 185:20871   186:5121    187:4799    188:4232    189:4369    190:9504   
 191:1898    192:11040   193:9052    194:7503    195:5404    196:3647   
 197:2901    198:6065    199:7153    200:8460    201:6440    202:10786  
 203:10598   204:4627    205:3747    206:4512    207:3580    208:4172   
 209:4978    210:4760    211:2613    212:4359    213:3572    214:1110   
 215:44      216:6925    217:3029    218:1387    219:625     220:2059   
 221:1024    222:875     223:2230   

End of report


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