Report for 56843

Name

CNT-ISP-AS - Centar Novih Tehnologija DOO, RS

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.

56843 CNT-ISP-AS - Centar Novih Tehnologija DOO, RS

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS57207         ORIONTELEKOMTIM-AS - Orion Telekom Tim d.o.o.Beograd, RS

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25456 AS56843        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  CNT-ISP-AS - Centar Novih Tehnologija DOO, RS

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       %
13356 AS56843       CNT-ISP-AS - Centar Novih Tehnologija DOO, RS      5      3      0      2      3  60.00%


  Prefix               AS Path                              Aggregation Suggestion
  94.154.104.0/22      4608 7575 3356 8400 57207 56843   
  94.154.104.0/24      4608 7575 3356 8400 57207 56843 - Withdrawn - matching aggregate 94.154.104.0/22 4608 7575 3356 8400 57207 56843
  94.154.105.0/24      4608 7575 3356 8400 57207 56843 56843 56843   
  94.154.106.0/24      4608 7575 3356 8400 57207 56843 - Withdrawn - matching aggregate 94.154.104.0/22 4608 7575 3356 8400 57207 56843
  94.154.107.0/24      4608 7575 3356 8400 57207 56843 - Withdrawn - matching aggregate 94.154.104.0/22 4608 7575 3356 8400 57207 56843

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

AS56843   5 More Specifics   5 Total Advertisements   CNT-ISP-AS - Centar Novih Tehnologija DOO, RS
    94.154.104.0/22               94.154.104.0/21
    94.154.104.0/24               94.154.104.0/21
    94.154.105.0/24               94.154.104.0/21
    94.154.106.0/24               94.154.104.0/21
    94.154.107.0/24               94.154.104.0/21

Whois Entry

whois: 402603

IANA has recorded AS56843 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS56843\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 'AS56809 - AS56867'
             
             as-block:       AS56809 - AS56867
             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:        2024-12-10T14:53:42Z
             last-modified:  2024-12-10T14:53:42Z
             source:         RIPE
             
             % Information related to 'AS56843'
             
             % Abuse contact for 'AS56843' is 'abuse@cnt.rs'
             
             aut-num:        AS56843
             as-name:        CNT-ISP-AS
             org:            ORG-CNTD2-RIPE
             sponsoring-org: ORG-IL6-RIPE
             admin-c:        ZB1533-RIPE
             tech-c:         ZB1533-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         INFOTECHNA-MNT
             created:        2011-05-25T10:22:14Z
             last-modified:  2024-02-29T14:50:56Z
             source:         RIPE # Filtered
             
             organisation:   ORG-CNTD2-RIPE
             org-name:       Centar Novih Tehnologija DOO
             country:        RS
             reg-nr:         08824819
             org-type:       OTHER
             address:        JNA 126
             address:        22400
             address:        Ruma
             address:        SERBIA
             phone:          +381 22 490157
             abuse-c:        ACRO55204-RIPE
             mnt-ref:        INFOTECHNA-MNT
             mnt-by:         INFOTECHNA-MNT
             created:        2024-01-09T16:04:14Z
             last-modified:  2026-05-13T06:22:12Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)