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

REN Routing Table Report cscora at frr.nsrc.org
Sat Jul 15 22:41:51 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sat 15 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:                              976714
    Prefixes after maximum aggregation (per Origin AS):          357605
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450649
Total ASes present in the Internet Routing Table:                 74826
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64268
Origin ASes announcing only one prefix:                           25833
Transit ASes present in the Internet Routing Table:               10558
Transit-only ASes present in the Internet Routing Table:            447
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1319
    Number of instances of unregistered ASNs:                      1325
Number of 32-bit ASNs allocated by the RIRs:                      42248
Number of 32-bit ASNs visible in the Routing Table:               34902
Prefixes from 32-bit ASNs in the Routing Table:                  181020
Number of bogon 32-bit ASNs visible in the Routing Table:           207
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            676
Number of addresses announced to Internet:                   3058474406
    Equivalent to 182 /8s, 76 /16s and 157 /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:      335353

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

Prefixes being announced by APNIC Region ASes:                   255419
    Total APNIC prefixes after maximum aggregation:               70810
    APNIC Deaggregation factor:                                    3.61
Prefixes being announced from the APNIC address blocks:          249099
    Unique aggregates announced from the APNIC address blocks:    97301
APNIC Region origin ASes present in the Internet Routing Table:   13594
    APNIC Prefixes per ASN:                                       18.32
APNIC Region origin ASes announcing only one prefix:               3971
APNIC Region transit ASes present in the Internet Routing Table:   1830
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8879
Number of APNIC addresses announced to Internet:              776910176
    Equivalent to 46 /8s, 78 /16s and 181 /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:                    280043
    Total ARIN prefixes after maximum aggregation:               125044
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281863
    Unique aggregates announced from the ARIN address blocks:    130832
ARIN Region origin ASes present in the Internet Routing Table:    19125
    ARIN Prefixes per ASN:                                        14.74
ARIN Region origin ASes announcing only one prefix:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1871
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4819
Number of ARIN addresses announced to Internet:              1278043712
    Equivalent to 76 /8s, 45 /16s and 102 /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:                    279025
    Total RIPE prefixes after maximum aggregation:               126363
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           274936
    Unique aggregates announced from the RIPE address blocks:    159888
RIPE Region origin ASes present in the Internet Routing Table:    28426
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11992
RIPE Region transit ASes present in the Internet Routing Table:    3959
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11269
Number of RIPE addresses announced to Internet:               717032414
    Equivalent to 42 /8s, 189 /16s and 11 /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:                  127364
    Total LACNIC prefixes after maximum aggregation:              28617
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         126809
    Unique aggregates announced from the LACNIC address blocks:   49483
LACNIC Region origin ASes present in the Internet Routing Table:  11024
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2328
LACNIC Region transit ASes present in the Internet Routing Table:  2350
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8815
Number of LACNIC addresses announced to Internet:             178491168
    Equivalent to 10 /8s, 163 /16s and 143 /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:                  33544
    Total AfriNIC prefixes after maximum aggregation:              5939
    AfriNIC Deaggregation factor:                                  5.65
Prefixes being announced from the AfriNIC address blocks:         43330
    Unique aggregates announced from the AfriNIC address blocks:  12568
AfriNIC Region origin ASes present in the Internet Routing Table:  1777
    AfriNIC Prefixes per ASN:                                     24.38
AfriNIC Region origin ASes announcing only one prefix:              585
AfriNIC Region transit ASes present in the Internet Routing Table:  332
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1120
Number of AfriNIC addresses announced to Internet:            107630080
    Equivalent to 6 /8s, 106 /16s and 78 /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        9668       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5681        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4243        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4082       1889      48  VNPT-AS-VN VNPT Corp, VN
  7552        3701       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3549       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3052        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2446        834     445  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2292      11269     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        8760      10927    3113  AMAZON-02, US
 11492        4522        300     616  CABLEONE, US
  7155        4176        288      89  VIASAT-SP-BACKBONE, US
 22773        3657       3077     278  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   174        3496       6656     611  COGENT-174, US
 16625        3211       1578    2380  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2742       3745    1311  DNIC-ASBLK-00306-00371, US
396982        2676       3594     383  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        8341       1146    3223  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4141       3400     195  AKAMAI-ASN1, NL
  8551        3467        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2983       2294     918  ROSTELECOM-AS, RU
  9009        2663        247    1380  M247, RO
  5384        2469        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2351        364     601  TELLCOM-AS, TR
  8452        2217       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       11757       3380     599  UNINET, MX
 10620        3528        507     839  Telmex Colombia S.A., CO
 13999        2404        360     632  Mega Cable, S.A. de C.V., MX
 11830        2226        369      64  Instituto Costarricense de Electricidad
 28573        1319       2325     233  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1304        344     512  Axtel, S.A.B. de C.V., MX
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1104        177     432  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        1900        319      50  Telkom-Internet, ZA
 24863        1627        393      19  LINKdotNET-AS, EG
 24835        1548        533      27  RAYA-AS, EG
 36992        1352       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         923        521      44  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         526         82       3  KENET-AS, KE
 15399         524         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       11757       3380     599  UNINET, MX
  9808        9668       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8760      10927    3113  AMAZON-02, US
 47331        8341       1146    3223  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
  7545        5681        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     616  CABLEONE, US
 18403        4243        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        9668         9573  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7306         7165  UNI2-AS, ES
 16509        8760         5647  AMAZON-02, US
 47331        8341         5118  TTNET, TR
  7545        5681         4991  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997         4922  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4243         4218  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4087  VIASAT-SP-BACKBONE, US
 45899        4082         4034  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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     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             7015  COMCAST-7015, 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             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
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
23.176.160.0/24      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      /11:103     /12:297     
/13:577     /14:1215    /15:2161    /16:13661   /17:8539    /18:14777   
/19:25859   /20:45972   /21:54753   /22:114276  /23:106757  /24:584708  
/25:487     /26:613     /27:1027    /28:74      /29:101     /30:27      
/31:23      /32:636     

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

   ASN  No of nets  Total ann.  Description
 47331        7469        8341  TTNET, TR
 12479        6393        7306  UNI2-AS, ES
  8151        5652       11757  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3430        4522  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
  8551        2935        3467  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2714        3657  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2503  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2236      2:1493      3:230       4:8         5:4703      6:130    
   7:6         8:1623      9:1        11:172      12:1524     13:383    
  14:2404     15:301      16:196      17:384      18:569      20:287    
  21:4        22:188      23:6442     24:3017     25:4        27:2609   
  29:19       31:2682     32:95       34:26       35:116      36:1977   
  37:4807     38:6067     39:836      40:153      41:4615     42:2042   
  43:2446     44:312      45:17428    46:4554     47:401      49:1789   
  50:1883     51:586      52:1628     54:397      55:978      56:8      
  57:129      58:1966     59:1177     60:992      61:2752     62:2805   
  63:1938     64:5764     65:2366     66:5140     67:3127     68:1358   
  69:4142     70:1414     71:703      72:3074     74:2670     75:1603   
  76:618      77:2585     78:3977     79:3014     80:2167     81:2022   
  82:1576     83:1332     84:1562     85:3818     86:870      87:2288   
  88:2891     89:3954     90:617      91:7960     92:2129     93:2639   
  94:3774     95:5138     96:1351     97:340      98:1194     99:735    
 100:128     101:1363    102:3197    103:32378   104:4597    105:1943   
 106:956     107:2575    108:1091    109:4336    110:2176    111:3174   
 112:2128    113:1806    114:1657    115:2149    116:1942    117:2606   
 118:2673    119:2088    120:1873    121:1189    122:2728    123:2260   
 124:1660    125:2520    128:1521    129:1129    130:1073    131:2078   
 132:951     133:422     134:1808    135:353     136:892     137:971    
 138:2697    139:1675    140:1268    141:1340    142:1499    143:1585   
 144:996     145:342     146:2001    147:1604    148:2471    149:2222   
 150:914     151:1187    152:1994    153:563     154:4955    155:1374   
 156:1861    157:1349    158:1097    159:2281    160:2666    161:1577   
 162:3549    163:1632    164:1673    165:1939    166:1078    167:1739   
 168:4031    169:967     170:4858    171:914     172:3662    173:2986   
 174:1097    175:1254    176:3892    177:5452    178:3644    179:2493   
 180:2651    181:3540    182:3433    183:2039    184:2337    185:20838  
 186:5072    187:4408    188:4303    189:4026    190:9407    191:1775   
 192:11002   193:8987    194:7563    195:5415    196:3587    197:2865   
 198:6050    199:6148    200:8225    201:6180    202:11050   203:10727  
 204:4623    205:3708    206:4420    207:3516    208:4177    209:4994   
 210:4715    211:2652    212:4379    213:3742    214:1089    215:59     
 216:6824    217:2994    218:1339    219:623     220:1994    221:971    
 222:873     223:2189   

End of report


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