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

REN Routing Table Report cscora at frr.nsrc.org
Thu Nov 18 18:40:13 UTC 2021


Global R&E Routing Table Report   18:35 GMT Thu 18 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:                              865763
    Prefixes after maximum aggregation (per Origin AS):          329140
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      421250
Total ASes present in the Internet Routing Table:                 72340
    Prefixes per ASN:                                             11.97
Origin-only ASes present in the Internet Routing Table:           62027
Origin ASes announcing only one prefix:                           25627
Transit ASes present in the Internet Routing Table:               10313
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:                                     250
    Max AS path prepend of ASN ( 21299)                             246
Prefixes from unregistered ASNs in the Routing Table:               894
    Number of instances of unregistered ASNs:                       897
Number of 32-bit ASNs allocated by the RIRs:                      37850
Number of 32-bit ASNs visible in the Routing Table:               31443
Prefixes from 32-bit ASNs in the Routing Table:                  144456
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            463
Number of addresses announced to Internet:                   3071209984
    Equivalent to 183 /8s, 14 /16s and 242 /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:      291096

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

Prefixes being announced by APNIC Region ASes:                   223379
    Total APNIC prefixes after maximum aggregation:               64239
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          218474
    Unique aggregates announced from the APNIC address blocks:    92689
APNIC Region origin ASes present in the Internet Routing Table:   12091
    APNIC Prefixes per ASN:                                       18.07
APNIC Region origin ASes announcing only one prefix:               3464
APNIC Region transit ASes present in the Internet Routing Table:   1710
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7299
Number of APNIC addresses announced to Internet:              772640000
    Equivalent to 46 /8s, 13 /16s and 141 /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:                    255782
    Total ARIN prefixes after maximum aggregation:               118197
    ARIN Deaggregation factor:                                     2.16
Prefixes being announced from the ARIN address blocks:           255833
    Unique aggregates announced from the ARIN address blocks:    122722
ARIN Region origin ASes present in the Internet Routing Table:    18942
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6862
ARIN Region transit ASes present in the Internet Routing Table:    1953
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4215
Number of ARIN addresses announced to Internet:              1301370368
    Equivalent to 77 /8s, 145 /16s and 86 /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:                    243639
    Total RIPE prefixes after maximum aggregation:               113782
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           239771
    Unique aggregates announced from the RIPE address blocks:    146679
RIPE Region origin ASes present in the Internet Routing Table:    28159
    RIPE Prefixes per ASN:                                         8.51
RIPE Region origin ASes announcing only one prefix:               12151
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:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10544
Number of RIPE addresses announced to Internet:               712327424
    Equivalent to 42 /8s, 117 /16s and 65 /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:                  112943
    Total LACNIC prefixes after maximum aggregation:              26901
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         113805
    Unique aggregates announced from the LACNIC address blocks:   47416
LACNIC Region origin ASes present in the Internet Routing Table:  10804
    LACNIC Prefixes per ASN:                                      10.53
LACNIC Region origin ASes announcing only one prefix:              2628
LACNIC Region transit ASes present in the Internet Routing Table:  2139
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:  8475
Number of LACNIC addresses announced to Internet:             176344320
    Equivalent to 10 /8s, 130 /16s and 205 /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:                  29126
    Total AfriNIC prefixes after maximum aggregation:              5334
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         37417
    Unique aggregates announced from the AfriNIC address blocks:  11335
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    AfriNIC Prefixes per ASN:                                     23.65
AfriNIC Region origin ASes announcing only one prefix:              522
AfriNIC Region transit ASes present in the Internet Routing Table:  312
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  910
Number of AfriNIC addresses announced to Internet:            108252416
    Equivalent to 6 /8s, 115 /16s and 205 /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        8740       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5859        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3592       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3209       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2173        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        1986        835     372  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        5932       9967    2548  AMAZON-02, US
 11492        4605        305     827  CABLEONE, US
 22773        4046       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3667       1892    2546  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2595        373     170  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2525       5026     440  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2249      24164    1438  ATT-INTERNET4, 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        6875       1711     149  UNI2-AS, ES
 20940        3918       3348     214  AKAMAI-ASN1, NL
  8551        3340        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2514        258    1324  M247, GB
 34984        2201        354     600  TELLCOM-AS, TR
 58224        1751        915     592  TCI, IR
 61317        1627        214     923  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       10268       3449     575  Uninet S.A. de C.V., MX
 10620        3248        490     830  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1643        286     455  Mega Cable, S.A. de C.V., MX
  6503        1515        358     471  Axtel, S.A.B. de C.V., MX
 28573        1437       2314     251  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2351     138  TIM SA, BR
  6147        1093        370      21  Telefonica del Peru S.A.A., PE
 11664         971        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
 24863        1637        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1285       1430     270  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
 37457         437        326      59  Telkom-Internet, ZA

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       10268       3449     575  Uninet S.A. de C.V., MX
  9808        8740       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6875       1711     149  UNI2-AS, ES
 16509        5932       9967    2548  AMAZON-02, US
  7545        5859        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4605        305     827  CABLEONE, US
 22773        4046       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3918       3348     214  AKAMAI-ASN1, NL
 16625        3667       1892    2546  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        8740         8686  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6875         6726  UNI2-AS, ES
  7545        5859         5176  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4605         3778  CABLEONE, US
 20940        3918         3704  AKAMAI-ASN1, NL
 22773        4046         3668  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3592         3573  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5932         3384  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
     65512  PRIVATE      5.61.74.0/24             58173  ONWAVE, IE
     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
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             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     /14:1207    /15:2078    /16:13558   /17:8224    /18:13861   
/19:25021   /20:41650   /21:50159   /22:106992  /23:93470   /24:508480  
/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        5829        6875  UNI2-AS, ES
  8151        4242       10268  Uninet S.A. de C.V., MX
 11492        3558        4605  CABLEONE, US
  6327        3197        3388  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3009        4046  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2805        3340  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2250        2595  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        2469  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)
----------------------------------------------

   1:1790      2:1052      3:144       4:18        5:3704      6:100    
   7:5         8:1533      9:1        11:172      12:1713     13:407    
  14:2257     15:123      16:31       17:374      18:128      20:147    
  21:4        22:188      23:5278     24:2371     25:4        27:2556   
  29:19       31:2381     32:106      34:1        35:47       36:1680   
  37:3916     38:2356     39:656      40:149      41:4305     42:914    
  43:2069     44:293      45:15692    46:3771     47:323      49:1667   
  50:1875     51:103      52:1340     54:287      55:653      56:4      
  57:57       58:1575     59:1036     60:935      61:2200     62:2416   
  63:1953     64:5395     65:2350     66:4952     67:2894     68:1177   
  69:4116     70:1347     71:679      72:3092     74:2612     75:1502   
  76:710      77:2133     78:1744     79:2695     80:1877     81:1531   
  82:1416     83:1172     84:1290     85:2825     86:702      87:1887   
  88:975      89:3138     90:492      91:7490     92:1900     93:2576   
  94:3214     95:3582     96:1299     97:347      98:980      99:911    
 100:76      101:1045    102:1975    103:27380   104:4100    105:444    
 106:843     107:2387    108:746     109:3891    110:1943    111:3145   
 112:1957    113:1409    114:1522    115:1911    116:1843    117:2435   
 118:2147    119:1839    120:1579    121:986     122:2497    123:2117   
 124:1541    125:1896    128:1374    129:1177    130:912     131:2064   
 132:782     133:364     134:1907    135:337     136:770     137:865    
 138:2440    139:1221    140:836     141:1319    142:1225    143:1356   
 144:1262    145:328     146:1631    147:1462    148:2240    149:1581   
 150:849     151:1080    152:1660    153:441     154:3406    155:1364   
 156:1816    157:1191    158:988     159:2012    160:2394    161:1275   
 162:3401    163:1168    164:1682    165:1520    166:592     167:1666   
 168:3636    169:705     170:4279    171:801     172:2831    173:3039   
 174:999     175:1134    176:3434    177:4501    178:3012    179:1934   
 180:2254    181:2619    182:3119    183:1871    184:2411    185:19059  
 186:4250    187:3525    188:3627    189:3081    190:8677    191:1319   
 192:10988   193:8429    194:6888    195:4915    196:2999    197:2661   
 198:6020    199:6003    200:7401    201:5533    202:10187   203:10034  
 204:4487    205:3391    206:3806    207:3382    208:4013    209:4646   
 210:3994    211:2331    212:3833    213:3389    214:1165    215:64     
 216:6376    217:2700    218:1181    219:465     220:1917    221:985    
 222:677     223:2010   

End of report


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