Report for 399856

Name

PRATTINSTITUTE-1 - Pratt Institute, 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 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.

399856 PRATTINSTITUTE-1, US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS54004         OPTIMUM-WIFI2, US
    AS174           COGENT-174, US
    AS3754          NYSERNET3-AS, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
30340 AS399856       ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  PRATTINSTITUTE-1, 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       %
30316 AS399856      PRATTINSTITUTE-1, US                               3      1      0      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  45.45.228.0/22       293 3754 399856        
  45.45.228.0/24       293 3754 399856      - Withdrawn - matching aggregate 45.45.228.0/22 293 3754 399856
  65.51.58.0/23        11537 3754 399856      

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

AS399856   2 More Specifics   3 Total Advertisements   PRATTINSTITUTE-1, US
    45.45.228.0/24                45.45.228.0/22
    65.51.58.0/23                 65.51.0.0/16

Whois Entry

whois: 402590

IANA has recorded AS399856 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS399856\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:       399856
             ASName:         PRATTINSTITUTE-1
             ASHandle:       AS399856
             RegDate:        2021-07-07
             Updated:        2021-07-07
             Ref:            https://rdap.arin.net/registry/autnum/399856
             
             
             OrgName:        Pratt Institute
             OrgId:          PI-985
             Address:        200 Willoughby Avenue
             City:           Brooklyn
             StateProv:      NY
             PostalCode:     11205
             Country:        US
             RegDate:        2021-06-04
             Updated:        2021-10-12
             Ref:            https://rdap.arin.net/registry/entity/PI-985
             
             
             OrgNOCHandle: NETWO4974-ARIN
             OrgNOCName:   Network Administrator
             OrgNOCPhone:  +1-718-399-4219 
             OrgNOCEmail:  netgroup@pratt.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO4974-ARIN
             
             OrgRoutingHandle: NETWO4974-ARIN
             OrgRoutingName:   Network Administrator
             OrgRoutingPhone:  +1-718-399-4219 
             OrgRoutingEmail:  netgroup@pratt.edu
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO4974-ARIN
             
             OrgDNSHandle: NETWO4974-ARIN
             OrgDNSName:   Network Administrator
             OrgDNSPhone:  +1-718-399-4219 
             OrgDNSEmail:  netgroup@pratt.edu
             OrgDNSRef:    https://rdap.arin.net/registry/entity/NETWO4974-ARIN
             
             OrgAbuseHandle: NETWO4974-ARIN
             OrgAbuseName:   Network Administrator
             OrgAbusePhone:  +1-718-399-4219 
             OrgAbuseEmail:  netgroup@pratt.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO4974-ARIN
             
             OrgTechHandle: NETWO4974-ARIN
             OrgTechName:   Network Administrator
             OrgTechPhone:  +1-718-399-4219 
             OrgTechEmail:  netgroup@pratt.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO4974-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.
             #