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

REN Routing Table Report cscora at frr.nsrc.org
Fri Oct 29 18:50:34 UTC 2021


Global R&E Routing Table Report   18:50 GMT Fri 29 Oct, 2021

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

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

BGP routing table entries examined:                               17996
    Prefixes after maximum aggregation (per Origin AS):           10056
    Deaggregation factor:                                          1.79
    Unique aggregates announced (without unneeded subnets):       11323
Total ASes present in the Internet Routing Table:                  2657
    Prefixes per ASN:                                              6.77
Origin-only ASes present in the Internet Routing Table:            2294
Origin ASes announcing only one prefix:                            1074
Transit ASes present in the Internet Routing Table:                 363
Transit-only ASes present in the Internet Routing Table:             48
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      16
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                18
    Number of instances of unregistered ASNs:                        18
Number of 32-bit ASNs allocated by the RIRs:                      37684
Number of 32-bit ASNs visible in the Routing Table:                 585
Prefixes from 32-bit ASNs in the Routing Table:                    1573
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:              4
Number of addresses announced to Internet:                    199798016
    Equivalent to 11 /8s, 232 /16s and 173 /24s
    Percentage of available address space announced:                5.4
    Percentage of allocated address space announced:                5.4
    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:        2063

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

Prefixes being announced by APNIC Region ASes:                     4658
    Total APNIC prefixes after maximum aggregation:                2319
    APNIC Deaggregation factor:                                    2.01
Prefixes being announced from the APNIC address blocks:            4660
    Unique aggregates announced from the APNIC address blocks:     2642
APNIC Region origin ASes present in the Internet Routing Table:     582
    APNIC Prefixes per ASN:                                        8.01
APNIC Region origin ASes announcing only one prefix:                250
APNIC Region transit ASes present in the Internet Routing Table:     62
Average APNIC Region AS path length visible:                        5.6
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    222
Number of APNIC addresses announced to Internet:               46017536
    Equivalent to 2 /8s, 190 /16s and 44 /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:                      7522
    Total ARIN prefixes after maximum aggregation:                 4212
    ARIN Deaggregation factor:                                     1.79
Prefixes being announced from the ARIN address blocks:             7545
    Unique aggregates announced from the ARIN address blocks:      4758
ARIN Region origin ASes present in the Internet Routing Table:     1164
    ARIN Prefixes per ASN:                                         6.48
ARIN Region origin ASes announcing only one prefix:                 430
ARIN Region transit ASes present in the Internet Routing Table:     151
Average ARIN Region AS path length visible:                         6.2
    Max ARIN Region AS path length visible:                          16
Number of ARIN region 32-bit ASNs visible in the Routing Table:     152
Number of ARIN addresses announced to Internet:                89476608
    Equivalent to 5 /8s, 85 /16s and 78 /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:                      3372
    Total RIPE prefixes after maximum aggregation:                 2742
    RIPE Deaggregation factor:                                     1.23
Prefixes being announced from the RIPE address blocks:             3361
    Unique aggregates announced from the RIPE address blocks:      2751
RIPE Region origin ASes present in the Internet Routing Table:      666
    RIPE Prefixes per ASN:                                         5.05
RIPE Region origin ASes announcing only one prefix:                 320
RIPE Region transit ASes present in the Internet Routing Table:     104
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:     129
Number of RIPE addresses announced to Internet:                58069248
    Equivalent to 3 /8s, 118 /16s and 17 /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:                    1485
    Total LACNIC prefixes after maximum aggregation:                605
    LACNIC Deaggregation factor:                                   2.45
Prefixes being announced from the LACNIC address blocks:           1485
    Unique aggregates announced from the LACNIC address blocks:     849
LACNIC Region origin ASes present in the Internet Routing Table:    179
    LACNIC Prefixes per ASN:                                       8.30
LACNIC Region origin ASes announcing only one prefix:                72
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       6.8
    Max LACNIC Region AS path length visible:                        14
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    79
Number of LACNIC addresses announced to Internet:               4036864
    Equivalent to 0 /8s, 61 /16s and 153 /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:                    941
    Total AfriNIC prefixes after maximum aggregation:               173
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:           941
    Unique aggregates announced from the AfriNIC address blocks:    319
AfriNIC Region origin ASes present in the Internet Routing Table:    14
    AfriNIC Prefixes per ASN:                                     67.21
AfriNIC Region origin ASes announcing only one prefix:                2
AfriNIC Region transit ASes present in the Internet Routing Table:    6
Average AfriNIC Region AS path length visible:                      2.5
    Max AfriNIC Region AS path length visible:                        7
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    3
Number of AfriNIC addresses announced to Internet:              2196736
    Equivalent to 0 /8s, 33 /16s and 133 /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         610       2157     457  SINET-AS Research Organization of Infor
  7497         431        182      24  CSTNET-AS-AP Computer Network Informati
  1237         185         74     135  KREONET-AS-KR KISTI, KR
  7575         175        329     121  AARNET-AS-AP Australian Academic and Re
  4538         173       4192      72  ERX-CERNET-BKB China Education and Rese
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
 55824         128         19      22  NKN-CORE-NW NKN Core Network, IN
  4621          81         37      10  UNINET-AS-AP UNINET-, TH
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
  2697          55          3      31  ERX-ERNET-AS Education and Research Net

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         250         51       7  NU-AS, US
   376         232        180     156  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  2152         154        507      84  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, 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
  3477          72         71      42  NOAA-NWAVE, 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         275       1997     237  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         143         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
   137          81        676      77  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  2200          67        647      61  FR-RENATER Reseau National de telecommu
  2614          59         33      57  ROEDUNET, RO
  1930          57         81      52  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         169        207      40  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 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 
 52286          53          4      31  Columbus Networks Guatemala, GT
 19611          44         17       2  Associacao Antonio Vieira - Unisinos, B
  4270          42         16       1  Red de Interconexion Universitaria, AR
 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
 36914         414         81      31  KENET-AS, KE
  2018         342        319      73  TENET-1, ZA
  2561          73          5      32  EUN, EG
  8094          50         48       4  PUKNET, ZA
  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
 30983           3          4       1  MARWAN-AS, MA
327945           3          0       2  ILRI, KE

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
  2907         610       2157     457  SINET-AS Research Organization of Infor
  7497         431        182      24  CSTNET-AS-AP Computer Network Informati
 36914         414         81      31  KENET-AS, KE
  2018         342        319      73  TENET-1, ZA
   680         275       1997     237  DFN Verein zur Foerderung eines Deutsch
  7896         250         51       7  NU-AS, US
   376         232        180     156  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
   786         186       1774     183  JANET Jisc Services Limited, GB
  1237         185         74     135  KREONET-AS-KR KISTI, KR

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         431          407  CSTNET-AS-AP Computer Network Information Cente
 36914         414          383  KENET-AS, KE
  2018         342          269  TENET-1, ZA
  7896         250          243  NU-AS, US
  5786         200          199  UPRENET, PR
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  8895         143          139  ISU Internet Services Unit ISU, SA
 18558         137          133  NETBLK-RCOEK, US
  1916         169          129  Associacao Rede Nacional de Ensino e Pesquisa, 
 55824         128          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
     14822  UNALLOCATED  140.163.0.0/16           10466  MAGPI, US
     14822  UNALLOCATED  140.163.0.0/17           10466  MAGPI, US
     14822  UNALLOCATED  140.163.6.0/24           10466  MAGPI, US
     14822  UNALLOCATED  140.163.64.0/24          10466  MAGPI, US
     14822  UNALLOCATED  140.163.70.0/24          10466  MAGPI, US
     14822  UNALLOCATED  140.163.128.0/17         10466  MAGPI, US
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
    394784  UNALLOCATED  192.107.242.0/24         40831  PHS, US
    396334  UNALLOCATED  205.143.136.0/21          5078  ONENET-AS-1, US
    396334  UNALLOCATED  205.143.136.0/24          5078  ONENET-AS-1, US

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
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24      Transit:     20965  GEANT The GEANT IP Service, NL
192.107.242.0/24     Origin:    394784  UNASSIGNED
192.107.242.0/24    Transit:     40831  PHS, US
205.166.145.0/24     Origin:    394784  UNASSIGNED
205.166.145.0/24    Transit:     40831  PHS, 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      /14:34      /15:122     /16:1952    /17:370     /18:417     
/19:542     /20:841     /21:857     /22:1389    /23:1502    /24:9937    
/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
 36914         393         414  KENET-AS, KE
  8895         138         143  ISU Internet Services Unit ISU, SA
 23024          53          56  OCDE, US
 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
 40326          29          33  ECKERD-COLLEGE, US
200521          29          48  SEAP-AGE, ES

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     
  23:8        24:5        31:6        37:6        38:9        40:1      
  41:177      42:13       44:5        45:61       46:7        47:1      
  49:10       50:1        52:1        58:4        59:20       60:4      
  61:3        62:7        63:34       64:46       66:36       67:43     
  68:8        69:21       71:1        72:12       74:20       76:32     
  77:6        78:3        79:10       80:17       81:27       82:4      
  83:7        84:5        85:33       86:9        87:1        88:1      
  89:10       91:46       92:1        93:19       94:4        95:4      
  96:5        97:1        98:2       101:8       102:1       103:306    
 104:15      106:1       108:8       109:9       110:3       111:19     
 112:4       114:23      116:5       117:61      118:32      119:20     
 121:27      122:8       123:8       124:39      125:5       128:83     
 129:172     130:94      131:87      132:61      133:138     134:97     
 136:192     137:69      138:9       139:5       140:35      141:2      
 142:43      143:35      144:54      146:123     147:58      148:159    
 149:13      150:39      151:6       152:73      153:11      154:19     
 155:50      156:68      157:25      158:42      159:117     160:25     
 161:16      162:20      163:59      164:42      165:54      166:2      
 167:16      168:162     169:10      170:50      172:2       173:2      
 175:31      176:8       177:10      178:1       179:12      180:21     
 181:12      182:5       184:3       185:40      186:3       187:17     
 188:13      189:3       190:54      191:36      192:1309    193:253    
 194:138     195:93      196:126     197:206     198:454     199:243    
 200:249     201:38      202:586     203:418     204:344     205:168    
 206:180     207:165     208:56      209:112     210:181     211:14     
 212:171     213:4       216:78      217:14      218:25      219:14     
 220:16      222:5       223:2      

End of report


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