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

REN Routing Table Report cscora at frr.nsrc.org
Wed Jun 30 18:50:40 UTC 2021


Global R&E Routing Table Report   18:50 GMT Wed 30 Jun, 2021

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

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

BGP routing table entries examined:                               17148
    Prefixes after maximum aggregation (per Origin AS):            9513
    Deaggregation factor:                                          1.80
    Unique aggregates announced (without unneeded subnets):       10389
Total ASes present in the Internet Routing Table:                  2519
    Prefixes per ASN:                                              6.81
Origin-only ASes present in the Internet Routing Table:            2156
Origin ASes announcing only one prefix:                            1010
Transit ASes present in the Internet Routing Table:                 363
Transit-only ASes present in the Internet Routing Table:             64
Average AS path length visible in the Internet Routing Table:       5.2
    Max AS path length visible:                                      15
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:               372
    Number of instances of unregistered ASNs:                       372
Number of 32-bit ASNs allocated by the RIRs:                      36463
Number of 32-bit ASNs visible in the Routing Table:                 540
Prefixes from 32-bit ASNs in the Routing Table:                    1420
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:              2
Number of addresses announced to Internet:                    196658944
    Equivalent to 11 /8s, 184 /16s and 199 /24s
    Percentage of available address space announced:                5.3
    Percentage of allocated address space announced:                5.3
    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:        2081

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

Prefixes being announced by APNIC Region ASes:                     4725
    Total APNIC prefixes after maximum aggregation:                2350
    APNIC Deaggregation factor:                                    2.01
Prefixes being announced from the APNIC address blocks:            4727
    Unique aggregates announced from the APNIC address blocks:     2697
APNIC Region origin ASes present in the Internet Routing Table:     566
    APNIC Prefixes per ASN:                                        8.35
APNIC Region origin ASes announcing only one prefix:                241
APNIC Region transit ASes present in the Internet Routing Table:     60
Average APNIC Region AS path length visible:                        5.4
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    209
Number of APNIC addresses announced to Internet:               46321920
    Equivalent to 2 /8s, 194 /16s and 209 /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, 131072-147769
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:                      6585
    Total ARIN prefixes after maximum aggregation:                 3532
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:             6606
    Unique aggregates announced from the ARIN address blocks:      3881
ARIN Region origin ASes present in the Internet Routing Table:     1024
    ARIN Prefixes per ASN:                                         6.45
ARIN Region origin ASes announcing only one prefix:                 376
ARIN Region transit ASes present in the Internet Routing Table:     144
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          15
Number of ARIN region 32-bit ASNs visible in the Routing Table:     124
Number of ARIN addresses announced to Internet:                85911296
    Equivalent to 5 /8s, 30 /16s and 231 /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:                      3361
    Total RIPE prefixes after maximum aggregation:                 2737
    RIPE Deaggregation factor:                                     1.23
Prefixes being announced from the RIPE address blocks:             3353
    Unique aggregates announced from the RIPE address blocks:      2745
RIPE Region origin ASes present in the Internet Routing Table:      672
    RIPE Prefixes per ASN:                                         4.99
RIPE Region origin ASes announcing only one prefix:                 321
RIPE Region transit ASes present in the Internet Routing Table:     105
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          15
Number of RIPE region 32-bit ASNs visible in the Routing Table:     128
Number of RIPE addresses announced to Internet:                58143488
    Equivalent to 3 /8s, 119 /16s and 51 /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:                    1545
    Total LACNIC prefixes after maximum aggregation:                585
    LACNIC Deaggregation factor:                                   2.64
Prefixes being announced from the LACNIC address blocks:           1543
    Unique aggregates announced from the LACNIC address blocks:     815
LACNIC Region origin ASes present in the Internet Routing Table:    177
    LACNIC Prefixes per ASN:                                       8.72
LACNIC Region origin ASes announcing only one prefix:                70
LACNIC Region transit ASes present in the Internet Routing Table:    29
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        13
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    77
Number of LACNIC addresses announced to Internet:               4146432
    Equivalent to 0 /8s, 63 /16s and 69 /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:                    560
    Total AfriNIC prefixes after maximum aggregation:               145
    AfriNIC Deaggregation factor:                                  3.86
Prefixes being announced from the AfriNIC address blocks:           917
    Unique aggregates announced from the AfriNIC address blocks:    249
AfriNIC Region origin ASes present in the Internet Routing Table:    12
    AfriNIC Prefixes per ASN:                                     76.42
AfriNIC Region origin ASes announcing only one prefix:                2
AfriNIC Region transit ASes present in the Internet Routing Table:    5
Average AfriNIC Region AS path length visible:                      3.3
    Max AfriNIC Region AS path length visible:                        6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    2
Number of AfriNIC addresses announced to Internet:              2135296
    Equivalent to 0 /8s, 32 /16s and 149 /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
  2907         608       2155     455  SINET-AS Research Organization of Infor
  7497         433        215      29  CSTNET-AS-AP Computer Network Informati
  1237         189         75     137  KREONET-AS-KR KISTI, KR
  7575         181        331     127  AARNET-AS-AP Australian Academic and Re
  4538         168       4192      72  ERX-CERNET-BKB China Education and Rese
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
 55824         127         18      21  NKN-CORE-NW NKN Core Network, IN
  4621          82         37      11  UNINET-AS-AP UNINET-, TH
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7896         245         51       7  NU-AS, US
  5786         201         16       1  UPRENET, PR
  2152         153        507      86  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, US
   270         117        297      87  AS270, US
  2920         109         34       6  LACOE, US
 21976          86         51      18  NJEDGE-NET, US
  1736          80         16       1  MU-AS, US
     3          78        528      13  MIT-GATEWAYS, US
 22742          67         52      31  CT-EDU-NET, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         273       1996     235  DFN Verein zur Foerderung eines Deutsch
   786         187       1787     185  JANET Jisc Services Limited, GB
  8895         141         24       4  ISU Internet Services Unit ISU, SA
   559         116        550     107  SWITCH Peering requests: peering at switch
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677      77  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  2200          66        647      61  FR-RENATER Reseau National de telecommu
  2614          62         32      59  ROEDUNET, RO
  1930          56         82      51  RCCN Fundacao para a Ciencia e a Tecnol

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         178        207      41  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 27884          96          6       2  CABLECOLOR S.A., HN
 11340          94         24      54  Red Universitaria Nacional, CL
  1251          65         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          60        102      40  Fundacao Carlos Chagas Filho de Amparo 
  4270          44         16       1  Red de Interconexion Universitaria, AR
 19611          44         17       2  Associacao Antonio Vieira - Unisinos, B
 61468          41          3      15  CEDIA, EC
 28614          38          2       2  Fundacao Universidade Regional de Blume

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         324        319      74  TENET-1, ZA
  2561          74          5      34  EUN, EG
  8094          55         48       4  PUKNET, ZA
 36914          50         82       3  KENET-AS, KE
  6879          24          2       9  ENSTINET-, EG
 37501          11         49       6  UOFS, ZA
 36982           8         33       8  UCT, ZA
 37520           5         16       2  Rhodes-Univ, ZA
327945           4          0       2  ILRI, KE
 30983           3          4       1  MARWAN-AS, MA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 65412         714         31     150  >>UNKNOWN<<
  2907         608       2155     455  SINET-AS Research Organization of Infor
  7497         433        215      29  CSTNET-AS-AP Computer Network Informati
  2018         324        319      74  TENET-1, ZA
   680         273       1996     235  DFN Verein zur Foerderung eines Deutsch
  7896         245         51       7  NU-AS, US
  5786         201         16       1  UPRENET, PR
  1237         189         75     137  KREONET-AS-KR KISTI, KR
   786         187       1787     185  JANET Jisc Services Limited, GB
  7575         181        331     127  AARNET-AS-AP Australian Academic and Re

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

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

   ASN  No of nets  Net Savings  Description
  7497         433          404  CSTNET-AS-AP Computer Network Information Cente
  2018         324          250  TENET-1, ZA
  7896         245          238  NU-AS, US
  5786         201          200  UPRENET, PR
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  2907         608          153  SINET-AS Research Organization of Information a
  1916         178          137  Associacao Rede Nacional de Ensino e Pesquisa, 
  8895         141          137  ISU Internet Services Unit ISU, SA
 18558         137          133  NETBLK-RCOEK, US
 55824         127          106  NKN-CORE-NW NKN Core Network, IN

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65412  PRIVATE      41.89.4.0/23             36914  KENET-AS, KE
     65412  PRIVATE      41.89.8.0/23             36914  KENET-AS, KE
     65412  PRIVATE      41.89.10.0/23            36914  KENET-AS, KE
     65412  PRIVATE      41.89.16.0/24            36914  KENET-AS, KE
     65412  PRIVATE      41.89.17.0/24            36914  KENET-AS, KE
     65412  PRIVATE      41.89.18.0/23            36914  KENET-AS, KE
     65412  PRIVATE      41.89.20.0/23            36914  KENET-AS, KE
     65412  PRIVATE      41.89.22.0/24            36914  KENET-AS, KE
     65412  PRIVATE      41.89.24.0/24            36914  KENET-AS, KE
     65412  PRIVATE      41.89.25.0/24            36914  KENET-AS, KE

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

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

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  UNASSIGNED
                    Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
                    Transit:     11537  INTERNET2-RESEARCH-EDU, US

Complete listing at https://bgp.nsrc.org/REN/KENET/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        /8:0        /9:1       /10:2       /11:1       /12:10      
/13:19      /14:36      /15:117     /16:1906    /17:365     /18:385     
/19:545     /20:832     /21:851     /22:1319    /23:1408    /24:9351    
/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
 65412         353         714  UNASSIGNED
  8895         136         141  ISU Internet Services Unit ISU, SA
 27884          93          96  CABLECOLOR S.A., HN
 23024          53          56  OCDE, US
 36914          34          50  KENET-AS, KE
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US
 32440          29          44  LONI, US

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

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

   1:5         5:15        8:2        12:1        14:84       18:41     
  23:5        24:5        31:6        37:6        38:7        40:1      
  41:179      42:31       44:5        45:58       46:7        47:1      
  49:10       50:1        52:1        58:4        59:20       60:4      
  61:4        62:7        63:34       64:45       65:1        66:35     
  67:44       68:8        69:17       71:1        72:11       74:17     
  76:32       77:7        78:3        79:10       80:14       81:32     
  82:4        83:7        84:5        85:34       86:9        87:1      
  88:1        89:10       91:46       92:1        93:12       94:4      
  95:4        97:1        98:2       101:3       102:1       103:289    
 104:5       106:1       108:8       109:8       110:3       111:19     
 112:4       114:23      115:1       116:6       117:63      118:35     
 119:18      121:30      122:8       123:8       124:40      125:13     
 128:84      129:172     130:90      131:43      132:55      133:137    
 134:84      136:192     137:74      138:14      139:4       140:35     
 141:2       143:39      144:53      146:125     147:61      148:159    
 149:13      150:38      151:4       152:71      153:11      154:19     
 155:47      156:64      157:25      158:44      159:114     160:26     
 161:16      162:15      163:59      164:40      165:16      166:1      
 167:12      168:130     169:9       170:50      171:1       172:2      
 173:2       175:32      176:8       177:8       178:1       179:13     
 180:21      181:11      182:5       184:11      185:40      186:3      
 187:17      188:13      189:6       190:141     191:36      192:1297   
 193:250     194:144     195:94      196:114     197:198     198:337    
 199:149     200:254     201:38      202:632     203:427     204:283    
 205:102     206:96      207:107     208:52      209:94      210:185    
 211:14      212:168     213:4       216:60      217:16      218:26     
 219:14      220:24      222:4       223:2      

End of report


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