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

REN Routing Table Report cscora at frr.nsrc.org
Mon Nov 22 18:39:46 UTC 2021


Global R&E Routing Table Report   18:35 GMT Mon 22 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:                              868017
    Prefixes after maximum aggregation (per Origin AS):          329000
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421041
Total ASes present in the Internet Routing Table:                 72322
    Prefixes per ASN:                                             12.00
Origin-only ASes present in the Internet Routing Table:           61987
Origin ASes announcing only one prefix:                           25618
Transit ASes present in the Internet Routing Table:               10335
Transit-only ASes present in the Internet Routing Table:            369
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)                             245
Prefixes from unregistered ASNs in the Routing Table:               916
    Number of instances of unregistered ASNs:                       919
Number of 32-bit ASNs allocated by the RIRs:                      37887
Number of 32-bit ASNs visible in the Routing Table:               31437
Prefixes from 32-bit ASNs in the Routing Table:                  144455
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:            494
Number of addresses announced to Internet:                   3071265792
    Equivalent to 183 /8s, 15 /16s and 204 /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:      292972

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

Prefixes being announced by APNIC Region ASes:                   223292
    Total APNIC prefixes after maximum aggregation:               64226
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          218457
    Unique aggregates announced from the APNIC address blocks:    92670
APNIC Region origin ASes present in the Internet Routing Table:   12074
    APNIC Prefixes per ASN:                                       18.09
APNIC Region origin ASes announcing only one prefix:               3459
APNIC Region transit ASes present in the Internet Routing Table:   1704
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:   7293
Number of APNIC addresses announced to Internet:              772542208
    Equivalent to 46 /8s, 12 /16s and 15 /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:                    255898
    Total ARIN prefixes after maximum aggregation:               118024
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255972
    Unique aggregates announced from the ARIN address blocks:    122409
ARIN Region origin ASes present in the Internet Routing Table:    18937
    ARIN Prefixes per ASN:                                        13.52
ARIN Region origin ASes announcing only one prefix:                6861
ARIN Region transit ASes present in the Internet Routing Table:    1966
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:    4214
Number of ARIN addresses announced to Internet:              1301593856
    Equivalent to 77 /8s, 148 /16s and 191 /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:                    243851
    Total RIPE prefixes after maximum aggregation:               113812
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           239941
    Unique aggregates announced from the RIPE address blocks:    146762
RIPE Region origin ASes present in the Internet Routing Table:    28165
    RIPE Prefixes per ASN:                                         8.52
RIPE Region origin ASes announcing only one prefix:               12152
RIPE Region transit ASes present in the Internet Routing Table:    3980
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:   10549
Number of RIPE addresses announced to Internet:               712329984
    Equivalent to 42 /8s, 117 /16s and 75 /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:                  113229
    Total LACNIC prefixes after maximum aggregation:              26880
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114085
    Unique aggregates announced from the LACNIC address blocks:   47534
LACNIC Region origin ASes present in the Internet Routing Table:  10801
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2619
LACNIC Region transit ASes present in the Internet Routing Table:  2145
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:  8470
Number of LACNIC addresses announced to Internet:             176320768
    Equivalent to 10 /8s, 130 /16s and 113 /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:                  30831
    Total AfriNIC prefixes after maximum aggregation:              5361
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         39068
    Unique aggregates announced from the AfriNIC address blocks:  11226
AfriNIC Region origin ASes present in the Internet Routing Table:  1584
    AfriNIC Prefixes per ASN:                                     24.66
AfriNIC Region origin ASes announcing only one prefix:              527
AfriNIC Region transit ASes present in the Internet Routing Table:  316
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:  911
Number of AfriNIC addresses announced to Internet:            108185344
    Equivalent to 6 /8s, 114 /16s and 199 /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        8709       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5862        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3594       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3499       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3212       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2181        475     237  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2155       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        429     200  TATACOMM-AS TATA Communications formerl
 24560        1984        836     374  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        5954      10003    2562  AMAZON-02, US
 11492        4605        305     827  CABLEONE, US
 22773        4044       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3683       1897    2556  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2594        373     170  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5026     438  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2253      24164    1440  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        6866       1713     150  UNI2-AS, ES
 20940        3922       3348     213  AKAMAI-ASN1, NL
  8551        3373        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2515        258    1323  M247, GB
 34984        2202        355     601  TELLCOM-AS, TR
 58224        1757        917     580  TCI, IR
 61317        1647        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       10628       3450     576  Uninet S.A. de C.V., MX
 10620        3249        490     831  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1641        287     459  Mega Cable, S.A. de C.V., MX
  6503        1515        358     471  Axtel, S.A.B. de C.V., MX
 28573        1364       2314     251  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1132       2351     138  TIM SA, BR
  6147        1098        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       10628       3450     576  Uninet S.A. de C.V., MX
  9808        8709       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6866       1713     150  UNI2-AS, ES
 16509        5954      10003    2562  AMAZON-02, US
  7545        5862        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4605        305     827  CABLEONE, US
 22773        4044       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3922       3348     213  AKAMAI-ASN1, NL
 16625        3683       1897    2556  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        8709         8655  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6866         6716  UNI2-AS, ES
  7545        5862         5180  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4605         3778  CABLEONE, US
 20940        3922         3709  AKAMAI-ASN1, NL
 22773        4044         3666  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3594         3575  VIETEL-AS-AP Viettel Group, VN
  7713        3499         3442  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5954         3392  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    /16:13558   /17:8252    /18:13840   
/19:25022   /20:41668   /21:50335   /22:107056  /23:93441   /24:510494  
/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        5819        6866  UNI2-AS, ES
  8151        4427       10628  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        3006        4044  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2838        3373  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2249        2594  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      2:1038      3:144       4:18        5:3711      6:100    
   7:5         8:1533      9:1        11:172      12:1713     13:409    
  14:2261     15:131      16:31       17:374      18:129      20:146    
  21:4        22:188      23:5295     24:2370     25:4        27:2553   
  29:19       31:2383     32:106      34:1        35:48       36:1679   
  37:3918     38:2364     39:657      40:149      41:4328     42:920    
  43:2068     44:296      45:15670    46:3770     47:322      49:1673   
  50:1872     51:103      52:1344     54:286      55:653      56:4      
  57:57       58:1582     59:1036     60:936      61:2202     62:2426   
  63:1950     64:5399     65:2348     66:4955     67:2896     68:1175   
  69:4131     70:1345     71:677      72:3092     74:2615     75:1502   
  76:709      77:2148     78:1743     79:2694     80:1879     81:1531   
  82:1417     83:1171     84:1288     85:2830     86:700      87:1888   
  88:971      89:3143     90:488      91:7495     92:1898     93:2571   
  94:3216     95:3582     96:1299     97:347      98:980      99:909    
 100:76      101:1045    102:1972    103:27399   104:4102    105:2022   
 106:841     107:2379    108:752     109:3931    110:1948    111:3104   
 112:1954    113:1413    114:1517    115:1912    116:1847    117:2435   
 118:2150    119:1840    120:1580    121:986     122:2499    123:2113   
 124:1541    125:1897    128:1406    129:1173    130:914     131:2066   
 132:782     133:364     134:1908    135:286     136:778     137:867    
 138:2449    139:1217    140:838     141:1321    142:1226    143:1364   
 144:1263    145:331     146:1643    147:1463    148:2241    149:1588   
 150:850     151:1088    152:1662    153:441     154:3368    155:1365   
 156:1819    157:1194    158:988     159:2013    160:2390    161:1270   
 162:3408    163:1172    164:1680    165:1532    166:593     167:1666   
 168:3649    169:705     170:4298    171:802     172:2831    173:3037   
 174:1002    175:1120    176:3433    177:4505    178:3015    179:1926   
 180:2255    181:2607    182:3118    183:1870    184:2412    185:19077  
 186:4226    187:3529    188:3631    189:3091    190:8743    191:1331   
 192:11008   193:8445    194:6893    195:4918    196:3015    197:2666   
 198:6015    199:6009    200:7416    201:5666    202:10176   203:10033  
 204:4483    205:3388    206:3814    207:3380    208:4018    209:4605   
 210:3996    211:2329    212:3838    213:3394    214:1166    215:64     
 216:6386    217:2702    218:1182    219:465     220:1917    221:985    
 222:677     223:2016   

End of report


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