Report for 205436

Name

aswintermute - Wintermute Technologies EHF, IS

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

205436 aswintermute - Wintermute Technologies EHF, IS

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS56704         FARICE-AS - Farice ehf, IS
    AS12969         Vodafone_Iceland - Ljosleidarinn ehf, IS
    AS49282         FICOLO - Glesys AB, SE

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18882 AS205436       ORIGIN  Originate:       3584 /20.19  Transit:          0 /0.00  aswintermute - Wintermute Technologies EHF, IS

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
 6174 AS205436      aswintermute - Wintermute Technologies EHF, I     11      9      1      3      8  72.73%


  Prefix               AS Path                              Aggregation Suggestion
  147.28.16.0/23       4777 2516 1299 12969 205436   
  147.28.16.0/24       4777 2516 1299 12969 205436 - Withdrawn - matching aggregate 147.28.16.0/23 4777 2516 1299 12969 205436
  147.28.17.0/24       4777 2516 1299 12969 205436 - Withdrawn - matching aggregate 147.28.16.0/23 4777 2516 1299 12969 205436
  147.28.18.0/23       4608 7575 3356 49282 49282 49282 205436   
  147.28.18.0/24       4608 7575 3356 49282 49282 49282 205436 - Withdrawn - matching aggregate 147.28.18.0/23 4608 7575 3356 49282 49282 49282 205436
  147.28.19.0/24       4608 7575 3356 49282 49282 49282 205436 - Withdrawn - matching aggregate 147.28.18.0/23 4608 7575 3356 49282 49282 49282 205436
  185.156.20.0/22      4777 2516 1299 12969 205436 + Announce - aggregate of 185.156.20.0/23 (4777 2516 1299 12969 205436) and 185.156.22.0/23 (4777 2516 1299 12969 205436)
  185.156.20.0/23      4777 2516 1299 12969 205436 - Withdrawn - aggregated with 185.156.22.0/23 (4777 2516 1299 12969 205436)
  185.156.20.0/24      4777 2516 1299 12969 205436 - Withdrawn - matching aggregate 185.156.20.0/23 4777 2516 1299 12969 205436
  185.156.21.0/24      4777 2516 1299 12969 205436 - Withdrawn - matching aggregate 185.156.20.0/23 4777 2516 1299 12969 205436
  185.156.22.0/24      4777 2516 1299 12969 205436 - Withdrawn - aggregated with 185.156.23.0/24 (4777 2516 1299 12969 205436)
  185.156.23.0/24      4777 2516 1299 12969 205436 - Withdrawn - aggregated with 185.156.22.0/24 (4777 2516 1299 12969 205436)

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS205436   11 More Specifics   11 Total Advertisements   aswintermute - Wintermute Technologies EHF, IS
    147.28.16.0/23                147.28.16.0/20
    147.28.16.0/24                147.28.16.0/20
    147.28.17.0/24                147.28.16.0/20
    147.28.18.0/23                147.28.16.0/20
    147.28.18.0/24                147.28.16.0/20
    147.28.19.0/24                147.28.16.0/20
    185.156.20.0/23               185.156.20.0/22
    185.156.20.0/24               185.156.20.0/22
    185.156.21.0/24               185.156.20.0/22
    185.156.22.0/24               185.156.20.0/22
    185.156.23.0/24               185.156.20.0/22

Whois Entry

whois: 402603

IANA has recorded AS205436 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS205436\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS203940 - AS205662'
             
             as-block:       AS203940 - AS205662
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2026-03-05T15:29:31Z
             last-modified:  2026-03-05T15:29:31Z
             source:         RIPE
             
             % Information related to 'AS205436'
             
             % Abuse contact for 'AS205436' is 'network-operations@wintermute.tech'
             
             aut-num:        AS205436
             as-name:        aswintermute
             org:            ORG-WTE2-RIPE
             import:         from AS56704 accept ANY
             export:         to AS56704 announce AS205436
             import:         from AS12969 accept ANY
             export:         to AS12969 announce AS205436
             import:         from AS49282 accept ANY
             export:         to AS49282 announce AS205436
             import:         from AS3352 accept ANY
             export:         to AS3352 announce AS205436
             admin-c:        WO568-RIPE
             tech-c:         WO568-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         is-wintermute-1-mnt
             created:        2017-08-24T07:31:30Z
             last-modified:  2022-03-21T09:41:05Z
             source:         RIPE
             
             organisation:   ORG-WTE2-RIPE
             org-name:       Wintermute Technologies EHF
             country:        IS
             reg-nr:         6008150400
             org-type:       LIR
             address:        C/O LEX ehf, Borgartúni 26
             address:        105
             address:        Reykjavík
             address:        ICELAND
             phone:          +3545902631
             admin-c:        WO568-RIPE
             tech-c:         WO568-RIPE
             abuse-c:        WO568-RIPE
             mnt-ref:        is-wintermute-1-mnt
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         is-wintermute-1-mnt
             created:        2016-06-13T07:26:36Z
             last-modified:  2026-05-13T07:27:22Z
             source:         RIPE # Filtered
             
             role:           Wintermute Operations
             address:        C/O Fanney Frimannsdóttir, Borgartúni 26
             address:        105
             address:        Reykjavík
             address:        ICELAND
             abuse-mailbox:  network-operations@wintermute.tech
             admin-c:        GG15372-RIPE
             tech-c:         GG15372-RIPE
             nic-hdl:        WO568-RIPE
             mnt-by:         is-wintermute-1-mnt
             created:        2021-01-05T09:38:48Z
             last-modified:  2021-01-05T10:12:27Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)