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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 19 22:42:00 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 19 Jan, 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:                              985582
    Prefixes after maximum aggregation (per Origin AS):          362525
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456096
Total ASes present in the Internet Routing Table:                 75506
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64575
Origin ASes announcing only one prefix:                           26033
Transit ASes present in the Internet Routing Table:               10931
Transit-only ASes present in the Internet Routing Table:            505
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                     224
    Max AS path prepend of ASN ( 37904)                             223
Prefixes from unregistered ASNs in the Routing Table:              1306
    Number of instances of unregistered ASNs:                      1309
Number of 32-bit ASNs allocated by the RIRs:                      43424
Number of 32-bit ASNs visible in the Routing Table:               35817
Prefixes from 32-bit ASNs in the Routing Table:                  187757
Number of bogon 32-bit ASNs visible in the Routing Table:           193
Special use prefixes present in the Routing Table:                   35
Prefixes being announced from unallocated address space:            565
Number of addresses announced to Internet:                   3049298982
    Equivalent to 181 /8s, 192 /16s and 156 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      337390

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

Prefixes being announced by APNIC Region ASes:                   257789
    Total APNIC prefixes after maximum aggregation:               73332
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250584
    Unique aggregates announced from the APNIC address blocks:   100024
APNIC Region origin ASes present in the Internet Routing Table:   13989
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4179
APNIC Region transit ASes present in the Internet Routing Table:   1902
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                        224
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9320
Number of APNIC addresses announced to Internet:              775319200
    Equivalent to 46 /8s, 54 /16s and 110 /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:                    281881
    Total ARIN prefixes after maximum aggregation:               125410
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           286290
    Unique aggregates announced from the ARIN address blocks:    132008
ARIN Region origin ASes present in the Internet Routing Table:    19098
    ARIN Prefixes per ASN:                                        14.99
ARIN Region origin ASes announcing only one prefix:                6918
ARIN Region transit ASes present in the Internet Routing Table:    1981
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4835
Number of ARIN addresses announced to Internet:              1272717888
    Equivalent to 75 /8s, 220 /16s and 34 /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:                    280852
    Total RIPE prefixes after maximum aggregation:               128065
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           274574
    Unique aggregates announced from the RIPE address blocks:    161265
RIPE Region origin ASes present in the Internet Routing Table:    28607
    RIPE Prefixes per ASN:                                         9.60
RIPE Region origin ASes announcing only one prefix:               12097
RIPE Region transit ASes present in the Internet Routing Table:    4024
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11584
Number of RIPE addresses announced to Internet:               714809826
    Equivalent to 42 /8s, 155 /16s and 33 /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:                  129527
    Total LACNIC prefixes after maximum aggregation:              28803
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128525
    Unique aggregates announced from the LACNIC address blocks:   49470
LACNIC Region origin ASes present in the Internet Routing Table:  11062
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              2237
LACNIC Region transit ASes present in the Internet Routing Table:  2445
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8912
Number of LACNIC addresses announced to Internet:             178148448
    Equivalent to 10 /8s, 158 /16s and 84 /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:                  34227
    Total AfriNIC prefixes after maximum aggregation:              6116
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         45042
    Unique aggregates announced from the AfriNIC address blocks:  12848
AfriNIC Region origin ASes present in the Internet Routing Table:  1824
    AfriNIC Prefixes per ASN:                                     24.69
AfriNIC Region origin ASes announcing only one prefix:              602
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1166
Number of AfriNIC addresses announced to Internet:            107994112
    Equivalent to 6 /8s, 111 /16s and 220 /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        9801       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5679        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4578        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3866       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3606       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3445        499     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3364       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2682        859     361  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2489      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        9478      11199    3385  AMAZON-02, US
 11492        4567        303     671  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4124       6636     656  COGENT-174, US
  6327        3569       1319      69  SHAW, CA
 22773        3527       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3286       1434    2348  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2973       3833    1431  DNIC-ASBLK-00306-00371, US
396982        2747       3639     390  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        8898       1207    2580  TTNET, TR
 12479        7562       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4062       3397     157  AKAMAI-ASN1, NL
  9009        3342        289    1601  M247, RO
 12389        2986       2302     913  ROSTELECOM-AS, RU
  8551        2813        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2505        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2437       1852      14  TE-AS TE-AS, EG
 34984        2374        362     592  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       12339       3380     617  UNINET, MX
 10620        3527        497     884  Telmex Colombia S.A., CO
 13999        2493        338     637  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1344       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1237        340     498  Axtel, S.A.B. de C.V., MX
 11664        1117        178     423  Techtel LMDS Comunicaciones Interactiva
 28202        1102         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1089        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        1625        316      43  Telkom-Internet, ZA
 24835        1548        545      28  RAYA-AS, EG
 24863        1524        389      16  LINKdotNET-AS, EG
 36992        1363       1518     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1087         70      55  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE
 15399         539         56      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       12339       3380     617  UNINET, MX
  9808        9801       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9478      11199    3385  AMAZON-02, US
 47331        8898       1207    2580  TTNET, TR
 12479        7562       1714     146  UNI2-AS, ES
  7545        5679        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 18403        4578        347      25  FPT-AS-AP FPT Telecom Company, VN
 11492        4567        303     671  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        9801         9745  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7562         7416  UNI2-AS, ES
 47331        8898         6318  TTNET, TR
 16509        9478         6093  AMAZON-02, US
  7545        5679         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5010         4935  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4578         4553  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4062         3905  AKAMAI-ASN1, NL

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
     19589  UNALLOCATED  8.19.242.0/24            23314  ORLANDOTELCO, US
     19589  UNALLOCATED  8.19.248.0/24            23314  ORLANDOTELCO, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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
23.169.168.0/24      Origin:    151188  M4NIC-AS-AP 404 Network Information Co.,
23.169.168.0/24     Transit:    202400  TAIPEI101-NETWORK-LLC, GB
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      /11:99      /12:302     
/13:581     /14:1212    /15:2144    /16:13603   /17:8479    /18:14202   
/19:25600   /20:45652   /21:54161   /22:114220  /23:106379  /24:594012  
/25:1102    /26:1072    /27:1504    /28:154     /29:238     /30:80      
/31:83      /32:635     

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

   ASN  No of nets  Total ann.  Description
 47331        8004        8898  TTNET, TR
 12479        6647        7562  UNI2-AS, ES
  8151        6312       12339  UNINET, MX
 11492        3481        4567  CABLEONE, US
  6327        3374        3569  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2559        3527  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2289        2813  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2130        3527  Telmex Colombia S.A., CO

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

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

   1:2330      2:1641      3:284       4:8         5:4626      6:163    
   7:6         8:1611      9:1        11:172      12:1488     13:372    
  14:2431     15:310      16:203      17:370      18:716      20:366    
  21:4        22:188      23:6655     24:3096     25:2        27:2602   
  29:19       31:2718     32:70       34:37       35:124      36:2169   
  37:4637     38:7117     39:895      40:149      41:4761     42:2223   
  43:2378     44:330      45:17645    46:4426     47:292      49:1915   
  50:1910     51:578      52:1625     54:361      55:860      56:5      
  57:144      58:2023     59:1227     60:1018     61:2767     62:2853   
  63:1944     64:5723     65:2383     66:5074     67:3123     68:1357   
  69:4135     70:1371     71:588      72:2993     74:2685     75:1588   
  76:626      77:2467     78:4131     79:2612     80:2166     81:2144   
  82:1590     83:1341     84:1654     85:3960     86:877      87:2254   
  88:2971     89:4109     90:659      91:8066     92:2265     93:2662   
  94:3778     95:5263     96:1326     97:319      98:1023     99:746    
 100:126     101:1190    102:3510    103:32950   104:4811    105:2028   
 106:985     107:2767    108:1131    109:4098    110:2171    111:3177   
 112:2120    113:1749    114:1766    115:2098    116:1997    117:2646   
 118:2787    119:2022    120:1809    121:1344    122:2787    123:2247   
 124:1629    125:2849    126:28      128:1575    129:1007    130:1112   
 131:2050    132:938     133:410     134:1716    135:350     136:929    
 137:1019    138:2982    139:1584    140:1313    141:1358    142:1586   
 143:1612    144:1008    145:342     146:2023    147:1682    148:2519   
 149:2510    150:1036    151:1326    152:1981    153:598     154:5928   
 155:1383    156:2137    157:1434    158:1099    159:2224    160:2691   
 161:1653    162:3644    163:1692    164:1692    165:2158    166:1082   
 167:1724    168:4023    169:820     170:4966    171:1016    172:3794   
 173:3048    174:902     175:1257    176:3789    177:5427    178:3662   
 179:2494    180:2463    181:3757    182:3436    183:2042    184:2286   
 185:20870   186:5108    187:4817    188:4220    189:4351    190:9546   
 191:1951    192:11068   193:9044    194:7519    195:5400    196:3699   
 197:2910    198:6059    199:7073    200:8490    201:6432    202:10789  
 203:10524   204:4660    205:3710    206:4517    207:3582    208:4174   
 209:4997    210:4742    211:2611    212:4335    213:3549    214:1109   
 215:44      216:6916    217:3032    218:1365    219:615     220:2055   
 221:1027    222:870     223:2227   

End of report


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