Report for 58758

Name

TIFR-AS Tata Institute of Fundamental Research, IN

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.

58758 TIFR-AS Tata Institute of Fundamental Research, IN

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS4755          TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
    AS55824         NKN-CORE-NW NKN Core Network, IN

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
33468 AS58758        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  TIFR-AS Tata Institute of Fundamental Research, IN

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       %
17416 AS58758       TIFR-AS Tata Institute of Fundamental Researc      4      2      0      2      2  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  158.144.42.0/23      4608 9498 9885 55824 58758   
  158.144.42.0/24      4608 9498 9885 55824 58758 - Withdrawn - matching aggregate 158.144.42.0/23 4608 9498 9885 55824 58758
  158.144.43.0/24      4608 9498 9885 55824 58758 - Withdrawn - matching aggregate 158.144.42.0/23 4608 9498 9885 55824 58758
  158.144.44.0/24      4777 2497 6453 4755 58758   

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

AS58758   4 More Specifics   4 Total Advertisements   TIFR-AS Tata Institute of Fundamental Research, IN
    158.144.42.0/23               158.144.0.0/16
    158.144.42.0/24               158.144.0.0/16
    158.144.43.0/24               158.144.0.0/16
    158.144.44.0/24               158.144.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS58758 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS58758\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS58368 - AS59391'
             
             as-block:       AS58368 - AS59391
             descr:          APNIC ASN block
             remarks:        These AS numbers are further assigned by APNIC
             remarks:        to APNIC members and end-users in the APNIC region
             admin-c:        HM20-AP
             tech-c:         HM20-AP
             mnt-by:         APNIC-HM
             mnt-lower:      APNIC-HM
             last-modified:  2011-08-10T06:21:41Z
             source:         APNIC
             
             role:           APNIC Hostmaster
             address:        6 Cordelia Street
             address:        South Brisbane
             address:        QLD 4101
             country:        AU
             phone:          +61 7 3858 3100
             fax-no:         +61 7 3858 3199
             e-mail:         helpdesk@apnic.net
             admin-c:        AMS11-AP
             tech-c:         AH256-AP
             nic-hdl:        HM20-AP
             remarks:        Administrator for APNIC
             notify:         hostmaster@apnic.net
             mnt-by:         MAINT-APNIC-AP
             last-modified:  2013-10-23T04:06:51Z
             source:         APNIC
             
             % Information related to 'AS58758 - AS58767'
             
             as-block:       AS58758 - AS58767
             descr:          IRINN AS-BLOCK
             descr:          Indian Registry For Internet Names And Numbers
             country:        IN
             admin-c:        IH175-AP
             tech-c:         IH175-AP
             remarks:        These AS numbers are further assigned by IRINN
             remarks:        to IRINN members and end-users in the IN region
             mnt-by:         APNIC-HM
             mnt-lower:      MAINT-IN-IRINN
             last-modified:  2012-12-31T04:21:29Z
             source:         APNIC
             
             role:           IRINN Hostmaster
             address:        National Internet Exchange of India,9th Floor, B-Wing, Statesman House, 148, Barakhamba Road
             address:        New Delhi-1
             country:        IN
             phone:          +91 11 48202030
             fax-no:         +91 11 48202013
             e-mail:         helpdesk@irinn.in
             admin-c:        IH174-AP
             tech-c:         IH174-AP
             nic-hdl:        IH175-AP
             mnt-by:         MAINT-IN-IRINN
             last-modified:  2021-08-24T07:43:15Z
             source:         APNIC
             
             % Information related to 'AS58758'
             
             % Abuse contact for 'AS58758' is 'ipmatter@tifr.res.in'
             
             aut-num:        AS58758
             as-name:        TIFR-AS
             descr:          Tata Institute of Fundamental Research
             country:        IN
             admin-c:        RA372-AP
             tech-c:         RA372-AP
             mnt-by:         MAINT-IN-TIFR
             mnt-by:         MAINT-IN-IRINN
             mnt-irt:        IRT-IRINN-TIFR
             last-modified:  2025-09-27T10:34:22Z
             source:         APNIC
             
             irt:            IRT-IRINN-TIFR
             address:        1 Homi Bhabha Road Colaba
             address:        Mumbai
             address:        India
             e-mail:         ipmatter@tifr.res.in
             abuse-mailbox:  ipmatter@tifr.res.in
             admin-c:        RA372-AP
             tech-c:         RA372-AP
             auth:           # Filtered
             mnt-by:         MAINT-IN-TIFR
             mnt-by:         MAINT-IN-IRINN
             last-modified:  2026-02-10T04:57:04Z
             source:         APNIC
             
             person:         Rahul Auchare
             address:        1 Homi Bhabha Road Colaba
             country:        IN
             phone:          +91 02222782121
             fax-no:         +91 02222804610
             e-mail:         ipmatter@tifr.res.in
             nic-hdl:        RA372-AP
             remarks:        send spam and abuse report to ipmatter@tifr.res.in
             abuse-mailbox:  ipmatter@tifr.res.in
             mnt-by:         MAINT-IN-IRINN
             last-modified:  2014-01-16T06:52:19Z
             source:         APNIC
             
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