Report for 57986

Name

Sigma - Sigma IT Infrastructures Development Co. (Ltd.), IR

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.

57986 SIGMA, IR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS39074         IR-SEPANTA SEPANTA Internet and MPLS services provider co., IR
    AS58224         TCI, IR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
33581 AS57986        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  SIGMA, IR

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       %
24009 AS57986       SIGMA, IR                                          5      2      1      4      1  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  45.15.200.0/23       6939 49666 41689 43754 49100 39074 57986 + Announce - aggregate of 45.15.200.0/24 (6939 49666 41689 43754 49100 39074 57986) and 45.15.201.0/24 (6939 49666 41689 43754 49100 39074 57986)
  45.15.200.0/24       6939 49666 41689 43754 49100 39074 57986 - Withdrawn - aggregated with 45.15.201.0/24 (6939 49666 41689 43754 49100 39074 57986)
  45.15.201.0/24       6939 49666 41689 43754 49100 39074 57986 - Withdrawn - aggregated with 45.15.200.0/24 (6939 49666 41689 43754 49100 39074 57986)
  45.15.202.0/24       6939 49666 41689 43754 49100 39074 57986   
  45.15.203.0/24       6939 49666 48159 58224 57986   
  85.133.198.0/24      6939 49666 12880 42337 49100 39074 57986   

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

AS57986   4 More Specifics   4 Total Advertisements   SIGMA, IR
    45.15.200.0/24                45.15.200.0/22
    45.15.201.0/24                45.15.200.0/22
    45.15.202.0/24                45.15.200.0/22
    45.15.203.0/24                45.15.200.0/22
    85.133.198.0/24               85.133.128.0/17

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 85.133.198.0/24             Withdrawn

Whois Entry

whois: 402590

IANA has recorded AS57986 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS57986\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 'AS57975 - AS58367'
             
             as-block:       AS57975 - AS58367
             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:        2025-04-24T14:15:44Z
             last-modified:  2025-04-24T14:15:44Z
             source:         RIPE
             
             % Information related to 'AS57986'
             
             % Abuse contact for 'AS57986' is 'Registry@sigma.ir'
             
             aut-num:        AS57986
             as-name:        Sigma
             org:            ORG-SIID1-RIPE
             import:         from AS39074 accept ANY
             import:         from AS58224 accept ANY
             export:         to AS39074 announce AS57986
             export:         to AS58224 announce AS57986
             admin-c:        AK19979-RIPE
             tech-c:         AK19979-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         mnt-ir-sigma-1
             created:        2019-05-13T13:46:22Z
             last-modified:  2021-05-22T11:48:00Z
             source:         RIPE
             
             organisation:   ORG-SIID1-RIPE
             org-name:       Sigma IT Infrastructures Development Co. (Ltd.)
             country:        IR
             reg-nr:         10102736511 // 232650
             org-type:       LIR
             address:        Unit 43, 5th Floor, No. 1839, 2nd Alley,
                             Before Jalal-e Al-e Ahmad Crossroad, North Kargar St.
             address:        1413696149
             address:        Tehran
             address:        IRAN, ISLAMIC REPUBLIC OF
             phone:          +982188001185
             admin-c:        AK19979-RIPE
             tech-c:         AK19979-RIPE
             abuse-c:        AR52585-RIPE
             mnt-ref:        mnt-ir-sigma-1
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         mnt-ir-sigma-1
             created:        2019-05-09T15:12:03Z
             last-modified:  2026-05-13T07:39:54Z
             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 (BUSA)