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

REN Routing Table Report cscora at frr.nsrc.org
Fri Jul 7 22:40:24 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Fri 07 Jul, 2023

  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:                              961819
    Prefixes after maximum aggregation (per Origin AS):          356337
    Deaggregation factor:                                          2.70
    Unique aggregates announced (without unneeded subnets):      356135
Total ASes present in the Internet Routing Table:                 74772
    Prefixes per ASN:                                             12.86
Origin-only ASes present in the Internet Routing Table:           64105
Origin ASes announcing only one prefix:                           25932
Transit ASes present in the Internet Routing Table:               10667
Transit-only ASes present in the Internet Routing Table:            459
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                     132
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1248
    Number of instances of unregistered ASNs:                      1253
Number of 32-bit ASNs allocated by the RIRs:                      42251
Number of 32-bit ASNs visible in the Routing Table:               34877
Prefixes from 32-bit ASNs in the Routing Table:                  176311
Number of bogon 32-bit ASNs visible in the Routing Table:           213
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            631
Number of addresses announced to Internet:                   3145492005
    Equivalent to 187 /8s, 124 /16s and 102 /24s
    Percentage of available address space announced:               85.0
    Percentage of allocated address space announced:               85.0
    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:      330542

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

Prefixes being announced by APNIC Region ASes:                   250939
    Total APNIC prefixes after maximum aggregation:               70842
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          244661
    Unique aggregates announced from the APNIC address blocks:    75012
APNIC Region origin ASes present in the Internet Routing Table:   13580
    APNIC Prefixes per ASN:                                       18.02
APNIC Region origin ASes announcing only one prefix:               4018
APNIC Region transit ASes present in the Internet Routing Table:   1828
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8867
Number of APNIC addresses announced to Internet:              621614432
    Equivalent to 37 /8s, 13 /16s and 21 /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:                    277827
    Total ARIN prefixes after maximum aggregation:               123968
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           279710
    Unique aggregates announced from the ARIN address blocks:     96558
ARIN Region origin ASes present in the Internet Routing Table:    19123
    ARIN Prefixes per ASN:                                        14.63
ARIN Region origin ASes announcing only one prefix:                6979
ARIN Region transit ASes present in the Internet Routing Table:    1972
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4820
Number of ARIN addresses announced to Internet:              1123164480
    Equivalent to 66 /8s, 242 /16s and 33 /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:                    276776
    Total RIPE prefixes after maximum aggregation:               126202
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           272630
    Unique aggregates announced from the RIPE address blocks:    134015
RIPE Region origin ASes present in the Internet Routing Table:    28425
    RIPE Prefixes per ASN:                                         9.59
RIPE Region origin ASes announcing only one prefix:               12009
RIPE Region transit ASes present in the Internet Routing Table:    3993
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11266
Number of RIPE addresses announced to Internet:              1176242525
    Equivalent to 70 /8s, 28 /16s and 9 /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
                       196608-213403
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:                  122466
    Total LACNIC prefixes after maximum aggregation:              28609
    LACNIC Deaggregation factor:                                   4.28
Prefixes being announced from the LACNIC address blocks:         121927
    Unique aggregates announced from the LACNIC address blocks:   40695
LACNIC Region origin ASes present in the Internet Routing Table:  11014
    LACNIC Prefixes per ASN:                                      11.07
LACNIC Region origin ASes announcing only one prefix:              2337
LACNIC Region transit ASes present in the Internet Routing Table:  2326
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8805
Number of LACNIC addresses announced to Internet:             147589664
    Equivalent to 8 /8s, 204 /16s and 10 /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:                  32563
    Total AfriNIC prefixes after maximum aggregation:              5933
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         42259
    Unique aggregates announced from the AfriNIC address blocks:   9502
AfriNIC Region origin ASes present in the Internet Routing Table:  1774
    AfriNIC Prefixes per ASN:                                     23.82
AfriNIC Region origin ASes announcing only one prefix:              589
AfriNIC Region transit ASes present in the Internet Routing Table:  332
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1119
Number of AfriNIC addresses announced to Internet:             76643328
    Equivalent to 4 /8s, 145 /16s and 124 /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        9562       8911      94  CHINAMOBILE-CN China Mobile Communicati
  7545        5657        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4931       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4220        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        3963       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3635       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3509       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3043        498     249  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2435        837     439  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2288      11270     587  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        8696      10906    3135  AMAZON-02, US
 11492        4521        300     615  CABLEONE, US
  7155        4174        288      88  VIASAT-SP-BACKBONE, US
 22773        3651       3076     278  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3522       1319      66  SHAW, CA
   174        3471       6656     606  COGENT-174, US
 16625        3171       1572    2379  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2740       3742    1309  DNIC-ASBLK-00306-00371, US
396982        2670       3593     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        8359       1145    3213  TTNET, TR
 12479        7305       1706     141  UNI2-AS, ES
 39891        4890        290      61  ALJAWWALSTC-AS, SA
 20940        4138      265022      83  AKAMAI-ASN1, NL
  8551        3463        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2974       2294     921  ROSTELECOM-AS, RU
  9009        2647        247    1387  M247, RO
  5384        2447        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2349        364     601  TELLCOM-AS, TR
  8452        2208       1852      15  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       11711       3378     601  UNINET, MX
 10620        3488        500     909  Telmex Colombia S.A., CO
 13999        2359        360     630  Mega Cable, S.A. de C.V., MX
 11830        2103        369      64  Instituto Costarricense de Electricidad
 28573        1306       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1290        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1273        344     511  Axtel, S.A.B. de C.V., MX
  6147        1126        370      22  Telefonica del Peru S.A.A., PE
 11664        1098        177     435  Techtel LMDS Comunicaciones Interactiva
 26615        1036       2500      47  TIM 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        1899        319      51  Telkom-Internet, ZA
 24863        1613        393      19  LINKdotNET-AS, EG
 24835        1409        533      27  RAYA-AS, EG
 36992        1313       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1053         67      46  ORANGE-COTE-IVOIRE, CI
 36935         778        521      44  Vodafone-, EG
  6713         547       1861      34  IAM-AS, MA
 36914         525         82       3  KENET-AS, KE
 15399         517         54      47  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       11711       3378     601  UNINET, MX
  9808        9562       8911      94  CHINAMOBILE-CN China Mobile Communicati
 16509        8696      10906    3135  AMAZON-02, US
 47331        8359       1145    3213  TTNET, TR
 12479        7305       1706     141  UNI2-AS, ES
  7545        5657        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4931       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4890        290      61  ALJAWWALSTC-AS, SA
 11492        4521        300     615  CABLEONE, US
 18403        4220        347      25  FPT-AS-AP FPT Telecom Company, VN

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        9562         9468  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7305         7164  UNI2-AS, ES
 16509        8696         5561  AMAZON-02, US
 47331        8359         5146  TTNET, TR
  7545        5657         4968  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4931         4856  ERX-CERNET-BKB China Education and Research Net
 39891        4890         4829  ALJAWWALSTC-AS, SA
 18403        4220         4195  FPT-AS-AP FPT Telecom Company, VN
  7155        4174         4086  VIASAT-SP-BACKBONE, US
 20940        4138         4055  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
     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             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     19695  UNALLOCATED  8.20.161.0/24            46887  LIGHTOWER, 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
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

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

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

Prefix                Origin AS  Description
100.65.6.0/24             65534  UNASSIGNED
100.65.7.0/24             65534  UNASSIGNED
100.65.8.0/24             65534  UNASSIGNED
100.65.10.0/24            65534  UNASSIGNED
100.65.11.0/24            65534  UNASSIGNED
100.65.13.0/24            65534  UNASSIGNED
100.65.16.0/23            65534  UNASSIGNED
100.66.3.0/24             65534  UNASSIGNED
100.66.7.0/24             65534  UNASSIGNED
100.66.9.0/24             65534  UNASSIGNED

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  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.157.120.0/24      Origin:     32872  UNASSIGNED
23.157.120.0/24     Transit:      6939  HURRICANE, US
23.157.136.0/24      Origin:      6145  SYNIO-NET, CA
23.157.136.0/24     Transit:     50058  August Internet, GB
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 

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        /2:323      /3:67       /4:0        /5:0        /6:0       
 /7:0        /8:17       /9:14      /10:39      /11:103     /12:298     
/13:577     /14:1216    /15:2163    /16:13660   /17:8533    /18:14501   
/19:25465   /20:45882   /21:54022   /22:112758  /23:103616  /24:575967  
/25:377     /26:520     /27:896     /28:69      /29:100     /30:23      
/31:21      /32:591     

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

   ASN  No of nets  Total ann.  Description
 47331        7489        8359  TTNET, TR
 12479        6393        7305  UNI2-AS, ES
  8151        5607       11711  UNINET, MX
 39891        3628        4890  ALJAWWALSTC-AS, SA
 11492        3430        4521  CABLEONE, US
  6327        3334        3522  SHAW, CA
  7155        3122        4174  VIASAT-SP-BACKBONE, US
  8551        2932        3463  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2705        3651  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2144        2489  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2221      2:1485      3:228       4:8         5:4708      6:130    
   7:6         8:1627      9:1        11:172      12:1521     13:387    
  14:2405     15:301      16:196      17:384      18:544      20:280    
  21:4        22:188      23:6413     24:2941     25:6        27:2599   
  29:19       31:2669     32:94       34:23       35:116      36:1990   
  37:4797     38:6057     39:834      40:152      41:4646     42:2023   
  43:2463     44:311      45:17420    46:4550     47:401      49:1782   
  50:1885     51:585      52:1625     54:395      55:976      56:8      
  57:128      58:1969     59:1190     60:994      61:2760     62:2799   
  63:1941     64:5809     65:2364     66:5197     67:3117     68:1384   
  69:4144     70:1418     71:703      72:3077     74:2666     75:1597   
  76:616      77:2591     78:3992     79:3016     80:2181     81:2016   
  82:1575     83:1329     84:1568     85:3830     86:875      87:2292   
  88:2900     89:3930     90:618      91:7944     92:2130     93:2641   
  94:3785     95:5152     96:1348     97:343      98:1180     99:736    
 100:127     101:1331    102:3012    103:31014   104:4499    105:1918   
 106:956     107:2556    108:1080    109:4257    110:2147    111:3146   
 112:2084    113:1769    114:1629    115:2114    116:1895    117:2570   
 118:2649    119:2035    120:1851    121:1176    122:2735    123:2223   
 124:1636    125:2500    128:1491    129:1116    130:1066    131:1939   
 132:926     133:422     134:1776    135:352     136:870     137:963    
 138:2568    139:1644    140:1255    141:1367    142:1470    143:1496   
 144:1034    145:341     146:1960    147:1573    148:2432    149:2219   
 150:898     151:1161    152:1996    153:562     154:4915    155:1393   
 156:1839    157:1324    158:1091    159:2249    160:2626    161:1555   
 162:3428    163:1616    164:1615    165:1903    166:1083    167:1672   
 168:3803    169:941     170:4594    171:883     172:3644    173:2942   
 174:1051    175:1233    176:3880    177:5254    178:3544    179:2380   
 180:2585    181:3405    182:3416    183:1971    184:2323    185:20174  
 186:4789    187:4349    188:4216    189:3986    190:9246    191:1726   
 192:10873   193:8890    194:7492    195:5300    196:3506    197:2765   
 198:5984    199:6027    200:8074    201:5876    202:10773   203:10485  
 204:4564    205:3650    206:4340    207:3454    208:4176    209:4917   
 210:4667    211:2627    212:4351    213:3689    214:1086    215:59     
 216:6692    217:2978    218:1317    219:609     220:1970    221:950    
 222:804     223:2151   

End of report


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