[REN-BGP-stats-all] Global R&E Routing Table Report - RENU view

REN Routing Table Report cscora at frr.nsrc.org
Wed Nov 24 18:40:07 UTC 2021


Global R&E Routing Table Report   18:35 GMT Wed 24 Nov, 2021

  BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              868756
    Prefixes after maximum aggregation (per Origin AS):          329384
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421415
Total ASes present in the Internet Routing Table:                 72381
    Prefixes per ASN:                                             12.00
Origin-only ASes present in the Internet Routing Table:           62042
Origin ASes announcing only one prefix:                           25639
Transit ASes present in the Internet Routing Table:               10339
Transit-only ASes present in the Internet Routing Table:            372
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               906
    Number of instances of unregistered ASNs:                       909
Number of 32-bit ASNs allocated by the RIRs:                      37902
Number of 32-bit ASNs visible in the Routing Table:               31492
Prefixes from 32-bit ASNs in the Routing Table:                  144678
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            492
Number of addresses announced to Internet:                   3071446016
    Equivalent to 183 /8s, 18 /16s and 140 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      293185

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

Prefixes being announced by APNIC Region ASes:                   223595
    Total APNIC prefixes after maximum aggregation:               64414
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          218781
    Unique aggregates announced from the APNIC address blocks:    92787
APNIC Region origin ASes present in the Internet Routing Table:   12108
    APNIC Prefixes per ASN:                                       18.07
APNIC Region origin ASes announcing only one prefix:               3478
APNIC Region transit ASes present in the Internet Routing Table:   1705
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7319
Number of APNIC addresses announced to Internet:              772540416
    Equivalent to 46 /8s, 12 /16s and 8 /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, 131072-151865
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:                    255978
    Total ARIN prefixes after maximum aggregation:               118072
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255999
    Unique aggregates announced from the ARIN address blocks:    122479
ARIN Region origin ASes present in the Internet Routing Table:    18946
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1961
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4221
Number of ARIN addresses announced to Internet:              1301487872
    Equivalent to 77 /8s, 147 /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:                    244061
    Total RIPE prefixes after maximum aggregation:               113932
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           240133
    Unique aggregates announced from the RIPE address blocks:    146857
RIPE Region origin ASes present in the Internet Routing Table:    28163
    RIPE Prefixes per ASN:                                         8.53
RIPE Region origin ASes announcing only one prefix:               12147
RIPE Region transit ASes present in the Internet Routing Table:    3981
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10551
Number of RIPE addresses announced to Internet:               712581376
    Equivalent to 42 /8s, 121 /16s and 33 /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:                  113294
    Total LACNIC prefixes after maximum aggregation:              26902
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114163
    Unique aggregates announced from the LACNIC address blocks:   47575
LACNIC Region origin ASes present in the Internet Routing Table:  10810
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2631
LACNIC Region transit ASes present in the Internet Routing Table:  2155
Average LACNIC Region AS path length visible:                       6.4
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8484
Number of LACNIC addresses announced to Internet:             176380672
    Equivalent to 10 /8s, 131 /16s and 91 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + 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:                  30922
    Total AfriNIC prefixes after maximum aggregation:              5372
    AfriNIC Deaggregation factor:                                  5.76
Prefixes being announced from the AfriNIC address blocks:         39188
    Unique aggregates announced from the AfriNIC address blocks:  11279
AfriNIC Region origin ASes present in the Internet Routing Table:  1591
    AfriNIC Prefixes per ASN:                                     24.63
AfriNIC Region origin ASes announcing only one prefix:              526
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  917
Number of AfriNIC addresses announced to Internet:            108161280
    Equivalent to 6 /8s, 114 /16s and 105 /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        8734       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5862        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3596       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3493       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3218       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2178        475     234  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2155       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2120        429     201  TATACOMM-AS TATA Communications formerl
 24560        1985        838     369  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        6000      10012    2574  AMAZON-02, US
 11492        4593        304     821  CABLEONE, US
 22773        4046       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3684       1897    2557  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2597        373     161  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5042     434  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2243       3033     502  CHARTER-20115, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6881       1729     148  UNI2-AS, ES
 20940        3924       3348     213  AKAMAI-ASN1, NL
  8551        3444        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2902       2279     897  ROSTELECOM-AS, RU
  9009        2515        258    1324  M247, GB
 34984        2203        355     600  TELLCOM-AS, TR
 58224        1757        917     580  TCI, IR
 61317        1651        214     926  ASDETUK www.heficed.com, GB
 13188        1610        100      27  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10638       3450     575  Uninet S.A. de C.V., MX
 10620        3232        488     858  Telmex Colombia S.A., CO
 11830        2464        369      62  Instituto Costarricense de Electricidad
 13999        1646        288     461  Mega Cable, S.A. de C.V., MX
  6503        1514        358     471  Axtel, S.A.B. de C.V., MX
 28573        1369       2316     256  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1137       2351     139  TIM SA, BR
  6147        1086        369      21  Telefonica del Peru S.A.A., PE
 11664         974        188     444  Techtel LMDS Comunicaciones Interactiva

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1937        326      60  Telkom-Internet, ZA
 24863        1630        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1286       1430     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         823         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         523         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10638       3450     575  Uninet S.A. de C.V., MX
  9808        8734       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6881       1729     148  UNI2-AS, ES
 16509        6000      10012    2574  AMAZON-02, US
  7545        5862        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4593        304     821  CABLEONE, US
 22773        4046       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3924       3348     213  AKAMAI-ASN1, NL
 16625        3684       1897    2557  AKAMAI-AS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        8734         8680  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6881         6733  UNI2-AS, ES
  7545        5862         5179  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3772  CABLEONE, US
 20940        3924         3711  AKAMAI-ASN1, NL
 22773        4046         3668  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3596         3576  VIETEL-AS-AP Viettel Group, VN
  7713        3493         3436  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        6000         3426  AMAZON-02, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              3356  LEVEL3, US

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

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:40      /11:99      /12:300     
/13:595     /14:1208    /15:2080    /16:13554   /17:8254    /18:13874   
/19:25023   /20:41683   /21:50423   /22:107181  /23:93493   /24:510920  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        5833        6881  UNI2-AS, ES
  8151        4438       10638  Uninet S.A. de C.V., MX
 11492        3546        4593  CABLEONE, US
  6327        3197        3388  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3009        4046  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2909        3444  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2252        2597  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1918        2464  Instituto Costarricense de Electricidad y Telec

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

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

   1:1795      2:1038      3:146       4:18        5:3725      6:100    
   7:5         8:1536      9:1        11:172      12:1708     13:409    
  14:2265     15:133      16:31       17:374      18:130      20:147    
  21:4        22:188      23:5308     24:2370     25:4        27:2558   
  29:19       31:2384     32:106      34:1        35:48       36:1673   
  37:3917     38:2369     39:657      40:149      41:4333     42:939    
  43:2072     44:295      45:15660    46:3773     47:322      49:1670   
  50:1878     51:103      52:1345     54:287      55:647      56:4      
  57:57       58:1586     59:1036     60:897      61:2205     62:2427   
  63:1951     64:5388     65:2350     66:4947     67:2898     68:1174   
  69:4146     70:1343     71:678      72:3092     74:2616     75:1502   
  76:710      77:2140     78:1743     79:2702     80:1881     81:1511   
  82:1418     83:1174     84:1293     85:2837     86:697      87:1892   
  88:972      89:3140     90:490      91:7503     92:1898     93:2573   
  94:3214     95:3588     96:1298     97:347      98:983      99:910    
 100:76      101:1046    102:1998    103:27475   104:4104    105:2014   
 106:841     107:2387    108:755     109:3993    110:1949    111:3103   
 112:1956    113:1413    114:1521    115:1914    116:1854    117:2438   
 118:2154    119:1840    120:1582    121:986     122:2504    123:2107   
 124:1542    125:1902    128:1400    129:1173    130:914     131:2069   
 132:781     133:364     134:1916    135:284     136:779     137:865    
 138:2432    139:1215    140:839     141:1320    142:1224    143:1347   
 144:1259    145:330     146:1670    147:1464    148:2240    149:1589   
 150:850     151:1089    152:1664    153:441     154:3384    155:1364   
 156:1841    157:1194    158:987     159:2017    160:2390    161:1272   
 162:3406    163:1173    164:1681    165:1532    166:594     167:1667   
 168:3644    169:709     170:4304    171:807     172:2840    173:3038   
 174:1002    175:1119    176:3421    177:4482    178:3015    179:1933   
 180:2257    181:2618    182:3120    183:1880    184:2412    185:19075  
 186:4245    187:3536    188:3627    189:3098    190:8755    191:1337   
 192:11010   193:8436    194:6900    195:4907    196:3050    197:2678   
 198:6014    199:6016    200:7452    201:5670    202:10216   203:10042  
 204:4483    205:3390    206:3811    207:3372    208:4009    209:4610   
 210:3992    211:2323    212:3835    213:3389    214:1160    215:64     
 216:6389    217:2689    218:1176    219:456     220:1928    221:987    
 222:679     223:2016   

End of report


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