Report for 5719

Name

SUNYSB - State University of New York at Stony Brook, US

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.

5719 SUNYSB - State University of New York at Stony Brook, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3754          NYSERNET3-AS - NYSERNet, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1050  AS5719         ORIGIN  Originate:     262912 /14.00  Transit:          0 /0.00  SUNYSB - State University of New York at Stony Brook, US

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       %
15362 AS5719        SUNYSB - State University of New York at Ston      9      4      2      7      2  22.22%


  Prefix               AS Path                              Aggregation Suggestion
  129.49.0.0/16        4777 2497 174 5719     
  129.49.0.0/16        4608 7575 11537 3754 5719 + Announce - aggregate of 129.49.0.0/17 (4608 7575 11537 3754 5719) and 129.49.128.0/17 (4608 7575 11537 3754 5719)
  129.49.0.0/17        4608 7575 11537 3754 5719 - Withdrawn - aggregated with 129.49.128.0/17 (4608 7575 11537 3754 5719)
  129.49.128.0/17      4608 7575 11537 3754 5719 - Withdrawn - aggregated with 129.49.0.0/17 (4608 7575 11537 3754 5719)
  130.245.0.0/16       4777 2497 174 5719     
  130.245.0.0/16       4608 7575 11537 3754 5719 + Announce - aggregate of 130.245.0.0/17 (4608 7575 11537 3754 5719) and 130.245.128.0/17 (4608 7575 11537 3754 5719)
  130.245.0.0/17       4608 7575 11537 3754 5719 - Withdrawn - aggregated with 130.245.128.0/17 (4608 7575 11537 3754 5719)
  130.245.128.0/17     4608 7575 11537 3754 5719 - Withdrawn - aggregated with 130.245.0.0/17 (4608 7575 11537 3754 5719)
  192.12.89.0/24       4777 2497 174 5719     
  192.12.90.0/24       4777 2497 174 5719     
  192.42.55.0/24       4777 2497 174 5719     

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

AS5719   4 More Specifics   9 Total Advertisements   SUNYSB - State University of New York at Stony Brook, US
    129.49.0.0/17                 129.49.0.0/16
    129.49.128.0/17               129.49.0.0/16
    130.245.0.0/17                130.245.0.0/16
    130.245.128.0/17              130.245.0.0/16

Whois Entry

whois: 402599

IANA has recorded AS5719 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS5719\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       5719
             ASName:         SUNYSB
             ASHandle:       AS5719
             RegDate:        1995-09-06
             Updated:        2023-10-16
             Ref:            https://rdap.arin.net/registry/autnum/5719
             
             
             OrgName:        State University of New York at Stony Brook
             OrgId:          SUNYASB-Z
             Address:        247 ECC Building
             City:           Stony Brook
             StateProv:      NY
             PostalCode:     11794-2620
             Country:        US
             RegDate:        2023-06-05
             Updated:        2023-06-05
             Ref:            https://rdap.arin.net/registry/entity/SUNYASB-Z
             
             
             OrgAbuseHandle: DNSAB-ARIN
             OrgAbuseName:   DNS Abuse
             OrgAbusePhone:  +1-631-632-2899 
             OrgAbuseEmail:  abuse@stonybrook.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNSAB-ARIN
             
             OrgNOCHandle: DNSTE13-ARIN
             OrgNOCName:   DNS TECH
             OrgNOCPhone:  +1-631-632-2899 
             OrgNOCEmail:  behzad.barzideh@stonybrook.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/DNSTE13-ARIN
             
             OrgTechHandle: DNSTE13-ARIN
             OrgTechName:   DNS TECH
             OrgTechPhone:  +1-631-632-2899 
             OrgTechEmail:  behzad.barzideh@stonybrook.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/DNSTE13-ARIN
             
             OrgTechHandle: BB3872-ARIN
             OrgTechName:   Barzideh, Behzad 
             OrgTechPhone:  +1-631-445-1586 
             OrgTechEmail:  behzad.barzideh@stonybrook.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/BB3872-ARIN
             
             RTechHandle: BB3872-ARIN
             RTechName:   Barzideh, Behzad 
             RTechPhone:  +1-631-445-1586 
             RTechEmail:  behzad.barzideh@stonybrook.edu
             RTechRef:    https://rdap.arin.net/registry/entity/BB3872-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #