Report for 28725

Name

CETIN-AS - CETIN a.s., CZ

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 AS6447) 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.

28725 CETIN-AS, CZ

  Adjacency:    41  Upstream:     8  Downstream:    33
  Upstream Adjacent AS list
    AS6461          ZAYO-6461, US
    AS293           ESNET, US
    AS37100         SEACOM-AS, MU
    AS174           COGENT-174, US
    AS3741          IS, ZA
    AS12552         IPO-EU, SE
    AS6939          HURRICANE, US
    AS1299          TWELVE99 Arelion, fka Telia Carrier, SE
  Downstream Adjacent AS list
    AS211826        ISTQSERVERS-AS, JO
    AS29298         SUSE, DE
    AS201265        ANAFRA-AS, CZ
    AS47868         SUPRO-AS AS SUPRO-NET, CZ
    AS196849        ASBARTYSOVA, CZ
    AS198248        ASCSERVIS, CZ
    AS203365        OPTETNETWORK, CZ
    AS204351        NAM, CZ
    AS205619        ASVESNET, CZ
    AS206177        SITEPARK, CZ
    AS209947        MWIFI, CZ
    AS206438        MXNET-AS, CZ
    AS203645        RYZNAR-AS, CZ
    AS198346        NETFORMS-AS, CZ
    AS212975        TEAMCITY-AS, CZ
    AS213559        --No Registry Entry--
    AS212859        KRONOSNET, CZ
    AS197565        ASDIGISERVICE, CZ
    AS50784         INTRAWEB, CZ
    AS48364         ACVYSKOV-AS, CZ
    AS51420         CYRILEK-AS, CZ
    AS51382         COMANET-NETWORK, CZ
    AS35613         NETDATACOMM, CZ
    AS57288         ASSTAMPI, CZ
    AS56566         SATT-AS, CZ
    AS56427         ASHRADIL, CZ
    AS52029         ASNOVOSEDLY, CZ
    AS35046         OMEGAPLUS-AS, CZ
    AS24641         FASTER-AS, CZ
    AS57560         ASXLNET, CZ
    AS57825         MORAVANYNET-AS, CZ
    AS57294         INTERNET_EXPERT_, CZ
    AS196952        ASBEZVANET, CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1041  AS28725        ORG+TRN Originate:     265472 /13.98  Transit:      52992 /16.31 CETIN-AS, CZ

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       %
16375 AS28725       CETIN-AS, CZ                                       9      2      0      7      2  22.22%


  Prefix               AS Path                              Aggregation Suggestion
  80.78.150.0/24       6939 28725             
  85.162.0.0/15        293 28725              
  85.162.0.0/16        293 28725            - Withdrawn - matching aggregate 85.162.0.0/15 293 28725
  85.163.0.0/16        293 28725            - Withdrawn - matching aggregate 85.162.0.0/15 293 28725
  136.238.226.0/24     49788 1299 28725       
  185.218.92.0/23      6939 28725             
  194.50.64.0/22       293 28725              
  194.147.12.0/22      293 28725              
  212.96.180.0/24      6939 28725             

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

AS28725   6 More Specifics   9 Total Advertisements   CETIN-AS, CZ
    85.162.0.0/16                 85.162.0.0/15
    85.162.0.0/17                 85.162.0.0/15
    85.162.128.0/17               85.162.0.0/15
    85.163.0.0/16                 85.162.0.0/15
    136.238.226.0/24              136.238.0.0/16
    185.218.92.0/23               185.218.92.0/22

Whois Entry

whois: 402603

IANA has recorded AS28725 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28725\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 'AS28699 - AS28912'
             
             as-block:       AS28699 - AS28912
             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:        2018-11-22T15:27:31Z
             last-modified:  2018-11-22T15:27:31Z
             source:         RIPE
             
             % Information related to 'AS28725'
             
             % Abuse contact for 'AS28725' is 'abuse@cetin.cz'
             
             aut-num:        AS28725
             as-name:        CETIN-AS
             org:            ORG-EPss1-RIPE
             admin-c:        CTN100-RIPE
             tech-c:         CTN100-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         CETIN-MNT
             created:        2003-02-10T09:01:35Z
             last-modified:  2020-03-24T14:41:10Z
             source:         RIPE
             export-via:     AS6777 to AS-ANY announce AS-CETIN
             import-via:     AS6777 from AS-ANY accept ANY
             
             organisation:   ORG-EPss1-RIPE
             org-name:       CETIN a.s.
             country:        CZ
             reg-nr:         04084063
             org-type:       LIR
             address:        Ceskomoravska 2510/19
             address:        190 00
             address:        Prague 9
             address:        CZECH REPUBLIC
             phone:          +420 238 461 111
             admin-c:        VP999999-RIPE
             admin-c:        MM999999-RIPE
             abuse-c:        CTN100-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        CETIN-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         CETIN-MNT
             created:        2004-04-17T11:04:20Z
             last-modified:  2026-05-13T07:22:19Z
             source:         RIPE # Filtered
             
             role:           CETIN hostmaster
             org:            ORG-EPss1-RIPE
             address:        CETIN a.s.
             address:        Ceskomoravska 2510/19
             address:        190 00 Praha 9
             address:        Czech Republic
             nic-hdl:        CTN100-RIPE
             mnt-by:         CETIN-MNT
             abuse-mailbox:  abuse@cetin.cz
             phone:          +420 238 461 111
             created:        2015-07-21T07:05:48Z
             last-modified:  2020-01-14T08:41:43Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)