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

REN Routing Table Report cscora at frr.nsrc.org
Tue Aug 1 22:41:50 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Tue 01 Aug, 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:                              977872
    Prefixes after maximum aggregation (per Origin AS):          358246
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451119
Total ASes present in the Internet Routing Table:                 74834
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64484
Origin ASes announcing only one prefix:                           25843
Transit ASes present in the Internet Routing Table:               10350
Transit-only ASes present in the Internet Routing Table:            432
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.0
    Max AS path length visible:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1298
    Number of instances of unregistered ASNs:                      1300
Number of 32-bit ASNs allocated by the RIRs:                      42359
Number of 32-bit ASNs visible in the Routing Table:               34982
Prefixes from 32-bit ASNs in the Routing Table:                  181561
Number of bogon 32-bit ASNs visible in the Routing Table:           204
Special use prefixes present in the Routing Table:                   43
Prefixes being announced from unallocated address space:            678
Number of addresses announced to Internet:                   3057932714
    Equivalent to 182 /8s, 68 /16s and 89 /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:      335742

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

Prefixes being announced by APNIC Region ASes:                   255925
    Total APNIC prefixes after maximum aggregation:               71140
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249591
    Unique aggregates announced from the APNIC address blocks:    97470
APNIC Region origin ASes present in the Internet Routing Table:   13641
    APNIC Prefixes per ASN:                                       18.30
APNIC Region origin ASes announcing only one prefix:               3994
APNIC Region transit ASes present in the Internet Routing Table:   1806
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8923
Number of APNIC addresses announced to Internet:              776816480
    Equivalent to 46 /8s, 77 /16s and 71 /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:                    280648
    Total ARIN prefixes after maximum aggregation:               125415
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282285
    Unique aggregates announced from the ARIN address blocks:    130923
ARIN Region origin ASes present in the Internet Routing Table:    19122
    ARIN Prefixes per ASN:                                        14.76
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    1846
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4815
Number of ARIN addresses announced to Internet:              1277632064
    Equivalent to 76 /8s, 39 /16s and 30 /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:                    279394
    Total RIPE prefixes after maximum aggregation:               126311
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275239
    Unique aggregates announced from the RIPE address blocks:    159889
RIPE Region origin ASes present in the Internet Routing Table:    28433
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               11991
RIPE Region transit ASes present in the Internet Routing Table:    3872
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11308
Number of RIPE addresses announced to Internet:               716779486
    Equivalent to 42 /8s, 185 /16s and 47 /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:                  127037
    Total LACNIC prefixes after maximum aggregation:              28599
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         126488
    Unique aggregates announced from the LACNIC address blocks:   49612
LACNIC Region origin ASes present in the Internet Routing Table:  11009
    LACNIC Prefixes per ASN:                                      11.49
LACNIC Region origin ASes announcing only one prefix:              2321
LACNIC Region transit ASes present in the Internet Routing Table:  2326
Average LACNIC Region AS path length visible:                       4.3
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8813
Number of LACNIC addresses announced to Internet:             178567456
    Equivalent to 10 /8s, 164 /16s and 185 /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:                  33570
    Total AfriNIC prefixes after maximum aggregation:              5969
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         43590
    Unique aggregates announced from the AfriNIC address blocks:  12650
AfriNIC Region origin ASes present in the Internet Routing Table:  1779
    AfriNIC Prefixes per ASN:                                     24.50
AfriNIC Region origin ASes announcing only one prefix:              582
AfriNIC Region transit ASes present in the Internet Routing Table:  333
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: 1123
Number of AfriNIC addresses announced to Internet:            107779840
    Equivalent to 6 /8s, 108 /16s and 151 /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        9660       8897      93  CHINAMOBILE-CN China Mobile Communicati
  7545        5685        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4263        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4066       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3705       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3588       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3057        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2474        838     432  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        8822      10935    3192  AMAZON-02, US
 11492        4526        300     621  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3647       3057     277  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3607       6657     615  COGENT-174, US
  6327        3527       1319      66  SHAW, CA
 16625        3190       1563    2362  AKAMAI-AS, US
   749        3139      54962    2391  DNIC-AS-00749, US
   367        2962       3838    1396  DNIC-ASBLK-00306-00371, US
396982        2680       3596     385  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        8312       1141    3266  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4142       3400     191  AKAMAI-ASN1, NL
  8551        3454        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     921  ROSTELECOM-AS, RU
  9009        2683        248    1402  M247, RO
  5384        2493        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2455       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       3376     610  UNINET, MX
 10620        3533        507     831  Telmex Colombia S.A., CO
 13999        2420        362     638  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1317       2325     228  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        774     175  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        344     511  Axtel, S.A.B. de C.V., MX
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1113        181     434  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        1588        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        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 37342         512         32       1  MOVITEL, MZ
 36914         497         82       3  KENET-AS, 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       11785       3376     610  UNINET, MX
  9808        9660       8897      93  CHINAMOBILE-CN China Mobile Communicati
 16509        8822      10935    3192  AMAZON-02, US
 47331        8312       1141    3266  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
  7545        5685        784     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     621  CABLEONE, US
 18403        4263        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        9660         9567  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7317         7176  UNI2-AS, ES
 16509        8822         5630  AMAZON-02, US
 47331        8312         5046  TTNET, TR
  7545        5685         4996  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5008         4933  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4263         4238  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4066         4015  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
    209224  UNALLOCATED  5.42.89.0/24            210281  WAICORE, GB
     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:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, 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     /12:297     
/13:575     /14:1212    /15:2157    /16:13674   /17:8552    /18:14781   
/19:25836   /20:45921   /21:54704   /22:114328  /23:106961  /24:585668  
/25:494     /26:615     /27:1036    /28:73      /29:101     /30:28      
/31:24      /32:662     

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

   ASN  No of nets  Total ann.  Description
 47331        7449        8312  TTNET, TR
 12479        6406        7317  UNI2-AS, ES
  8151        5740       11785  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4526  CABLEONE, US
  6327        3337        3527  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2922        3454  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2706        3647  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2510  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2242      2:1497      3:247       4:8         5:4715      6:131    
   7:6         8:1625      9:1        11:172      12:1526     13:373    
  14:2393     15:302      16:198      17:384      18:593      20:294    
  21:4        22:188      23:6455     24:3034     25:4        27:2620   
  29:19       31:2669     32:97       34:26       35:116      36:1998   
  37:4788     38:6166     39:842      40:148      41:4630     42:2050   
  43:2451     44:314      45:17365    46:4540     47:405      49:1798   
  50:1889     51:585      52:1624     54:393      55:959      56:8      
  57:129      58:1974     59:1195     60:1000     61:2732     62:2813   
  63:1958     64:5754     65:2354     66:5109     67:3123     68:1350   
  69:4136     70:1412     71:697      72:3067     74:2683     75:1615   
  76:621      77:2590     78:3950     79:3008     80:2169     81:2050   
  82:1571     83:1343     84:1560     85:3822     86:870      87:2282   
  88:2867     89:3988     90:619      91:7982     92:2145     93:2617   
  94:3781     95:5127     96:1344     97:329      98:1188     99:735    
 100:128     101:1360    102:3226    103:32563   104:4610    105:2006   
 106:957     107:2581    108:1105    109:4339    110:2182    111:3181   
 112:2130    113:1801    114:1665    115:2161    116:1942    117:2614   
 118:2737    119:2079    120:1871    121:1190    122:2739    123:2268   
 124:1664    125:2537    128:1525    129:1123    130:1071    131:2057   
 132:947     133:422     134:1799    135:352     136:908     137:982    
 138:2789    139:1674    140:1252    141:1341    142:1512    143:1565   
 144:1020    145:343     146:1997    147:1632    148:2469    149:2248   
 150:909     151:1189    152:2010    153:578     154:4972    155:1398   
 156:1903    157:1358    158:1090    159:2241    160:2683    161:1595   
 162:3555    163:1637    164:1771    165:1932    166:1050    167:1747   
 168:4057    169:956     170:4816    171:916     172:3655    173:3012   
 174:1050    175:1256    176:3904    177:5461    178:3656    179:2428   
 180:2588    181:3538    182:3438    183:2033    184:2330    185:20849  
 186:5041    187:4448    188:4304    189:4059    190:9386    191:1786   
 192:11025   193:9001    194:7524    195:5443    196:3662    197:2975   
 198:6081    199:6130    200:8197    201:6174    202:11066   203:10692  
 204:4617    205:3660    206:4402    207:3493    208:4189    209:5005   
 210:4716    211:2656    212:4376    213:3735    214:1089    215:60     
 216:6878    217:3018    218:1325    219:621     220:2041    221:967    
 222:857     223:2193   

End of report


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