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

REN Routing Table Report cscora at frr.nsrc.org
Sun Jul 30 22:41:36 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sun 30 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:                              978072
    Prefixes after maximum aggregation (per Origin AS):          358133
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451119
Total ASes present in the Internet Routing Table:                 74891
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64200
Origin ASes announcing only one prefix:                           25866
Transit ASes present in the Internet Routing Table:               10691
Transit-only ASes present in the Internet Routing Table:            464
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:                                     130
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1315
    Number of instances of unregistered ASNs:                      1318
Number of 32-bit ASNs allocated by the RIRs:                      42357
Number of 32-bit ASNs visible in the Routing Table:               34988
Prefixes from 32-bit ASNs in the Routing Table:                  181729
Number of bogon 32-bit ASNs visible in the Routing Table:           210
Special use prefixes present in the Routing Table:                   44
Prefixes being announced from unallocated address space:            682
Number of addresses announced to Internet:                   3058369706
    Equivalent to 182 /8s, 75 /16s and 4 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    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:      335806

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

Prefixes being announced by APNIC Region ASes:                   255927
    Total APNIC prefixes after maximum aggregation:               71140
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249584
    Unique aggregates announced from the APNIC address blocks:    97467
APNIC Region origin ASes present in the Internet Routing Table:   13647
    APNIC Prefixes per ASN:                                       18.29
APNIC Region origin ASes announcing only one prefix:               4007
APNIC Region transit ASes present in the Internet Routing Table:   1831
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:   8924
Number of APNIC addresses announced to Internet:              776784992
    Equivalent to 46 /8s, 76 /16s and 204 /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:                    280786
    Total ARIN prefixes after maximum aggregation:               125244
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282395
    Unique aggregates announced from the ARIN address blocks:    130892
ARIN Region origin ASes present in the Internet Routing Table:    19131
    ARIN Prefixes per ASN:                                        14.76
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1966
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:    4829
Number of ARIN addresses announced to Internet:              1277806144
    Equivalent to 76 /8s, 41 /16s and 198 /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:                    279499
    Total RIPE prefixes after maximum aggregation:               126340
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275320
    Unique aggregates announced from the RIPE address blocks:    159893
RIPE Region origin ASes present in the Internet Routing Table:    28435
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               11995
RIPE Region transit ASes present in the Internet Routing Table:    3985
Average RIPE Region AS path length visible:                         5.0
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11300
Number of RIPE addresses announced to Internet:               717016286
    Equivalent to 42 /8s, 188 /16s and 204 /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:                  126855
    Total LACNIC prefixes after maximum aggregation:              28615
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         126306
    Unique aggregates announced from the LACNIC address blocks:   49616
LACNIC Region origin ASes present in the Internet Routing Table:  11015
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2335
LACNIC Region transit ASes present in the Internet Routing Table:  2362
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8814
Number of LACNIC addresses announced to Internet:             178642208
    Equivalent to 10 /8s, 165 /16s and 221 /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:                  33690
    Total AfriNIC prefixes after maximum aggregation:              5975
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         43784
    Unique aggregates announced from the AfriNIC address blocks:  12673
AfriNIC Region origin ASes present in the Internet Routing Table:  1776
    AfriNIC Prefixes per ASN:                                     24.65
AfriNIC Region origin ASes announcing only one prefix:              579
AfriNIC Region transit ASes present in the Internet Routing Table:  339
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                      130
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1121
Number of AfriNIC addresses announced to Internet:            107753728
    Equivalent to 6 /8s, 108 /16s and 49 /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        9656       8897      93  CHINAMOBILE-CN China Mobile Communicati
  7545        5683        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4261        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4070       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3702       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3589       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3055        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2466        834     444  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2312      11270     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        8805      10936    3192  AMAZON-02, US
 11492        4526        300     621  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3654       3075     277  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3597       6656     612  COGENT-174, US
  6327        3525       1319      66  SHAW, CA
 16625        3212       1579    2377  AKAMAI-AS, US
   749        3139      54962    2391  DNIC-AS-00749, US
   367        2951       3835    1390  DNIC-ASBLK-00306-00371, US
396982        2679       3595     384  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        8303       1141    3254  TTNET, TR
 12479        7316       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4136       3400     191  AKAMAI-ASN1, NL
  8551        3458        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2684        248    1400  M247, RO
  5384        2491        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2456       1852      15  TE-AS TE-AS, EG
 34984        2362        365     596  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       11785       3390     606  UNINET, MX
 10620        3533        507     832  Telmex Colombia S.A., CO
 13999        2420        362     635  Mega Cable, S.A. de C.V., MX
 11830        1998        369      64  Instituto Costarricense de Electricidad
 28573        1315       2323     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        344     510  Axtel, S.A.B. de C.V., MX
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1111        180     442  Techtel LMDS Comunicaciones Interactiva
 26615        1036       2500      48  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        1900        319      50  Telkom-Internet, ZA
 24863        1585        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1355       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1050         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         531         82       3  KENET-AS, KE
 37342         512         32       1  MOVITEL, MZ

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       11785       3390     606  UNINET, MX
  9808        9656       8897      93  CHINAMOBILE-CN China Mobile Communicati
 16509        8805      10936    3192  AMAZON-02, US
 47331        8303       1141    3254  TTNET, TR
 12479        7316       1706     141  UNI2-AS, ES
  7545        5683        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     621  CABLEONE, US
 18403        4261        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        9656         9563  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7316         7175  UNI2-AS, ES
 16509        8805         5613  AMAZON-02, US
 47331        8303         5049  TTNET, TR
  7545        5683         4994  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4998         4923  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4261         4236  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4070         4019  VNPT-AS-VN VNPT Corp, VN

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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
100.64.1.0/24             12552  IPO-EU, SE
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

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
23.176.160.0/24      Origin:    397327  UNASSIGNED
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
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 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW

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        /8:17       /9:14      /10:39      /11:102     /12:298     
/13:579     /14:1213    /15:2159    /16:13673   /17:8555    /18:14798   
/19:25855   /20:45908   /21:54717   /22:114350  /23:106963  /24:585791  
/25:496     /26:615     /27:1036    /28:74      /29:101     /30:28      
/31:24      /32:666     

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

   ASN  No of nets  Total ann.  Description
 47331        7437        8303  TTNET, TR
 12479        6405        7316  UNI2-AS, ES
  8151        5729       11785  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4526  CABLEONE, US
  6327        3335        3525  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2926        3458  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2709        3654  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2511  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2240      2:1496      3:245       4:8         5:4708      6:131    
   7:6         8:1626      9:1        11:172      12:1527     13:367    
  14:2392     15:302      16:198      17:384      18:582      20:291    
  21:4        22:188      23:6451     24:3030     25:4        27:2627   
  29:19       31:2677     32:97       34:26       35:116      36:1997   
  37:4796     38:6165     39:839      40:148      41:4683     42:2049   
  43:2454     44:312      45:17388    46:4546     47:405      49:1801   
  50:1892     51:584      52:1623     54:393      55:965      56:8      
  57:130      58:1975     59:1200     60:1000     61:2742     62:2814   
  63:1954     64:5760     65:2356     66:5121     67:3119     68:1352   
  69:4136     70:1411     71:697      72:3068     74:2685     75:1614   
  76:621      77:2586     78:3959     79:3008     80:2175     81:2048   
  82:1570     83:1342     84:1570     85:3808     86:873      87:2296   
  88:2871     89:3998     90:622      91:7979     92:2155     93:2640   
  94:3781     95:5126     96:1341     97:332      98:1189     99:735    
 100:129     101:1360    102:3222    103:32546   104:4612    105:2007   
 106:957     107:2576    108:1107    109:4341    110:2176    111:3177   
 112:2130    113:1803    114:1659    115:2160    116:1941    117:2597   
 118:2742    119:2083    120:1872    121:1191    122:2736    123:2266   
 124:1663    125:2540    128:1516    129:1125    130:1076    131:2056   
 132:946     133:422     134:1799    135:352     136:894     137:975    
 138:2796    139:1668    140:1254    141:1345    142:1501    143:1568   
 144:1013    145:343     146:1998    147:1629    148:2470    149:2253   
 150:910     151:1191    152:2005    153:577     154:5012    155:1391   
 156:1921    157:1358    158:1105    159:2242    160:2683    161:1595   
 162:3557    163:1629    164:1769    165:1927    166:1055    167:1750   
 168:4033    169:956     170:4821    171:915     172:3665    173:3010   
 174:1050    175:1255    176:3905    177:5388    178:3658    179:2428   
 180:2588    181:3541    182:3439    183:2033    184:2325    185:20850  
 186:5035    187:4452    188:4298    189:4012    190:9395    191:1794   
 192:11019   193:8998    194:7521    195:5431    196:3686    197:2996   
 198:6079    199:6126    200:8154    201:6146    202:11062   203:10717  
 204:4628    205:3692    206:4434    207:3505    208:4189    209:5008   
 210:4719    211:2655    212:4388    213:3738    214:1091    215:59     
 216:6881    217:3013    218:1323    219:622     220:2041    221:968    
 222:872     223:2193   

End of report


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