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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Apr 21 22:41:11 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 21 Apr, 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:                              1000857
    Prefixes after maximum aggregation (per Origin AS):          365980
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      460471
Total ASes present in the Internet Routing Table:                 75937
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65008
Origin ASes announcing only one prefix:                           25931
Transit ASes present in the Internet Routing Table:               10929
Transit-only ASes present in the Internet Routing Table:            533
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:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1193
    Number of instances of unregistered ASNs:                      1198
Number of 32-bit ASNs allocated by the RIRs:                      44225
Number of 32-bit ASNs visible in the Routing Table:               36374
Prefixes from 32-bit ASNs in the Routing Table:                  196631
Number of bogon 32-bit ASNs visible in the Routing Table:           176
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            639
Number of addresses announced to Internet:                   3031054516
    Equivalent to 180 /8s, 170 /16s and 56 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      342161

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

Prefixes being announced by APNIC Region ASes:                   260679
    Total APNIC prefixes after maximum aggregation:               74435
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          252822
    Unique aggregates announced from the APNIC address blocks:   100586
APNIC Region origin ASes present in the Internet Routing Table:   14179
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               4236
APNIC Region transit ASes present in the Internet Routing Table:   1915
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:   9533
Number of APNIC addresses announced to Internet:              762591392
    Equivalent to 45 /8s, 116 /16s and 56 /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:                    284132
    Total ARIN prefixes after maximum aggregation:               126211
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288595
    Unique aggregates announced from the ARIN address blocks:    133319
ARIN Region origin ASes present in the Internet Routing Table:    19178
    ARIN Prefixes per ASN:                                        15.05
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    1988
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4895
Number of ARIN addresses announced to Internet:              1269323842
    Equivalent to 75 /8s, 168 /16s and 88 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    282998
    Total RIPE prefixes after maximum aggregation:               129358
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           277658
    Unique aggregates announced from the RIPE address blocks:    163585
RIPE Region origin ASes present in the Internet Routing Table:    28700
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    4033
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          43
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11781
Number of RIPE addresses announced to Internet:               714749810
    Equivalent to 42 /8s, 154 /16s and 55 /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:                  137030
    Total LACNIC prefixes after maximum aggregation:              29004
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         135457
    Unique aggregates announced from the LACNIC address blocks:   49473
LACNIC Region origin ASes present in the Internet Routing Table:  11092
    LACNIC Prefixes per ASN:                                      12.21
LACNIC Region origin ASes announcing only one prefix:              2075
LACNIC Region transit ASes present in the Internet Routing Table:  2448
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8966
Number of LACNIC addresses announced to Internet:             177246048
    Equivalent to 10 /8s, 144 /16s and 143 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  34825
    Total AfriNIC prefixes after maximum aggregation:              6235
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         45685
    Unique aggregates announced from the AfriNIC address blocks:  13015
AfriNIC Region origin ASes present in the Internet Routing Table:  1832
    AfriNIC Prefixes per ASN:                                     24.94
AfriNIC Region origin ASes announcing only one prefix:              601
AfriNIC Region transit ASes present in the Internet Routing Table:  361
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1199
Number of AfriNIC addresses announced to Internet:            106820096
    Equivalent to 6 /8s, 93 /16s and 242 /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        9882       8744      69  CHINAMOBILE-CN China Mobile Communicati
  7545        5664        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5040       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4588        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3882       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3639       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3599        499     258  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3292       1872     100  VNPT-AS-VN VNPT Corp, VN
 24560        2782        864     374  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2508      11524     588  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        9835      11364    3478  AMAZON-02, US
   174        5240       6629     840  COGENT-174, US
 11492        4603        305     604  CABLEONE, US
  7155        4176        288      92  VIASAT-SP-BACKBONE, US
  6327        3609       1320      75  SHAW, CA
 22773        3554       3067     244  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3201      54912    2453  DNIC-AS-00749, US
 16625        3162       1339    2242  AKAMAI-AS, US
   367        2838       3550    1358  DNIC-ASBLK-00306-00371, US
  7018        2774      23648    1776  ATT-INTERNET4, 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        9060       1223    2275  TTNET, TR
 12479        7712       1709     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3948       3396     150  AKAMAI-ASN1, NL
  9009        3296        286    1612  M247, RO
 12389        2989       2304     901  ROSTELECOM-AS, RU
  8551        2636        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2491        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2394        366     574  TELLCOM-AS, TR
  8452        1829       1852      14  TE-AS TE-AS, EG

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       12419       3319     490  UNINET, MX
 10620        3522        495     906  Telmex Colombia S.A., CO
 13999        2528        350     661  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1547       2313     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1313        788     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1230        216      21  ETB - Colombia, CO
 11664        1156        175     429  Techtel LMDS Comunicaciones Interactiva
  6503        1133        314     478  Axtel, S.A.B. de C.V., MX
 28202        1125         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        1630        315      38  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1369       1519     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1197         76      61  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         539         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       12419       3319     490  UNINET, MX
  9808        9882       8744      69  CHINAMOBILE-CN China Mobile Communicati
 16509        9835      11364    3478  AMAZON-02, US
 47331        9060       1223    2275  TTNET, TR
 12479        7712       1709     144  UNI2-AS, ES
  7545        5664        777     677  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5240       6629     840  COGENT-174, US
  4538        5040       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4603        305     604  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        9882         9813  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7712         7568  UNI2-AS, ES
 47331        9060         6785  TTNET, TR
 16509        9835         6357  AMAZON-02, US
  7545        5664         4987  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5040         4966  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4588         4565  FPT-AS-AP FPT Telecom Company, VN
   174        5240         4400  COGENT-174, US
  7155        4176         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
     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
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24            46887  CROWNCASTLE-AS46887, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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

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

Unassigned Network     ASN Information  AS Name
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
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/22        Origin:    138415  YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22       Transit:     51847  NEAROUTE, HK
27.0.192.0/24        Origin:    138195  MOACKCOLTD-AS-AP MOACK.Co.LTD, KR
27.0.192.0/24       Transit:      3786  LGDACOM LG DACOM Corporation, KR

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      /11:95      /12:300     
/13:584     /14:1210    /15:2140    /16:13426   /17:8498    /18:14201   
/19:25473   /20:45455   /21:54099   /22:115035  /23:107974  /24:607298  
/25:1102    /26:1071    /27:1515    /28:165     /29:280     /30:124     
/31:117     /32:627     

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

   ASN  No of nets  Total ann.  Description
 47331        8167        9060  TTNET, TR
 12479        6827        7712  UNI2-AS, ES
  8151        6438       12419  UNINET, MX
 11492        3516        4603  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3406        3609  SHAW, CA
  7155        3119        4176  VIASAT-SP-BACKBONE, US
 22773        2638        3554  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2149        2495  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2135        3522  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)
----------------------------------------------

   1:2338      2:1701      3:326       4:22        5:4711      6:163    
   7:6         8:1616      9:1        11:172      12:1464     13:367    
  14:2452     15:317      16:209      17:373      18:765      20:379    
  21:4        22:188      23:6737     24:3123     25:2        27:2679   
  29:19       31:2866     32:60       34:65       35:132      36:2329   
  37:4619     38:8521     39:898      40:126      41:4630     42:2204   
  43:2431     44:319      45:18644    46:4530     47:310      49:1945   
  50:1946     51:577      52:1617     54:311      55:924      56:5      
  57:178      58:2137     59:1268     60:1032     61:2777     62:2843   
  63:1931     64:5746     65:2400     66:4848     67:3081     68:1347   
  69:4160     70:1385     71:589      72:2970     74:2637     75:1588   
  76:614      77:2592     78:4161     79:2527     80:2221     81:2134   
  82:1635     83:1392     84:1650     85:4068     86:941      87:2292   
  88:3045     89:4213     90:675      91:8267     92:2295     93:2691   
  94:3844     95:5385     96:1307     97:313      98:1059     99:742    
 100:97      101:1198    102:3619    103:32962   104:4867    105:2084   
 106:1014    107:2795    108:1119    109:4157    110:2183    111:3284   
 112:2091    113:1836    114:1793    115:2152    116:1907    117:2636   
 118:2873    119:2047    120:1812    121:1358    122:2799    123:2265   
 124:1699    125:2895    126:32      128:1565    129:1035    130:1172   
 131:2058    132:922     133:410     134:1727    135:361     136:949    
 137:1076    138:3217    139:1570    140:1394    141:1376    142:1621   
 143:1652    144:1011    145:346     146:2102    147:1869    148:2532   
 149:2638    150:1048    151:1363    152:2042    153:594     154:6853   
 155:1466    156:2518    157:1768    158:1155    159:2339    160:2745   
 161:1670    162:3613    163:1718    164:1711    165:2183    166:1177   
 167:1826    168:4253    169:831     170:5323    171:1031    172:3852   
 173:3072    174:905     175:1253    176:3824    177:6349    178:3716   
 179:2749    180:2455    181:3817    182:3409    183:2057    184:2295   
 185:21081   186:5665    187:5216    188:4270    189:4631    190:9734   
 191:2066    192:11044   193:9136    194:7647    195:5489    196:3321   
 197:2736    198:6077    199:7699    200:8637    201:6646    202:10825  
 203:10568   204:4628    205:3740    206:4563    207:3564    208:4205   
 209:5143    210:4797    211:2613    212:4406    213:3583    214:1058   
 215:49      216:6895    217:3069    218:1387    219:606     220:2053   
 221:1043    222:883     223:2245   

End of report


More information about the ren-bgp-stats-all mailing list