Report for 46155

Name

DEERFIELD-ACADEMY - Deerfield Academy, 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.

46155 DEERFIELD-ACADEMY, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS6939          HURRICANE, US
    AS27552         TWDX, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
29440 AS46155        ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  DEERFIELD-ACADEMY, 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       %
10504 AS46155       DEERFIELD-ACADEMY, US                              7      6      2      3      4  57.14%


  Prefix               AS Path                              Aggregation Suggestion
  208.92.240.0/22      3303 3356 27552 46155 + Announce - aggregate of 208.92.240.0/23 (3303 3356 27552 46155) and 208.92.242.0/23 (3303 3356 27552 46155)
  208.92.240.0/24      3303 3356 27552 46155 - Withdrawn - aggregated with 208.92.241.0/24 (3303 3356 27552 46155)
  208.92.241.0/24      3303 3356 27552 46155 - Withdrawn - aggregated with 208.92.240.0/24 (3303 3356 27552 46155)
  208.92.242.0/24      3303 3356 27552 46155 - Withdrawn - aggregated with 208.92.243.0/24 (3303 3356 27552 46155)
  208.92.243.0/24      3303 3356 27552 46155 - Withdrawn - aggregated with 208.92.242.0/24 (3303 3356 27552 46155)
  208.92.244.0/23      3303 3356 27552 46155 + Announce - aggregate of 208.92.244.0/24 (3303 3356 27552 46155) and 208.92.245.0/24 (3303 3356 27552 46155)
  208.92.244.0/24      3303 3356 27552 46155 - Withdrawn - aggregated with 208.92.245.0/24 (3303 3356 27552 46155)
  208.92.245.0/24      3303 3356 27552 46155 - Withdrawn - aggregated with 208.92.244.0/24 (3303 3356 27552 46155)
  208.92.246.0/24      6939 27552 46155       

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

AS46155   6 More Specifics   6 Total Advertisements   DEERFIELD-ACADEMY, US
    208.92.240.0/24               208.92.240.0/21
    208.92.241.0/24               208.92.240.0/21
    208.92.242.0/24               208.92.240.0/21
    208.92.243.0/24               208.92.240.0/21
    208.92.245.0/24               208.92.240.0/21
    208.92.246.0/23               208.92.240.0/21

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 208.92.246.0/23             Announced

Whois Entry

whois: 402549

IANA has recorded AS46155 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS46155\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:       46155
             ASName:         DEERFIELD-ACADEMY
             ASHandle:       AS46155
             RegDate:        2008-06-24
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/46155
             
             
             OrgName:        Deerfield Academy
             OrgId:          DEERFI-2
             Address:        1 Old Main Street
             City:           Deerfield
             StateProv:      MA
             PostalCode:     01342
             Country:        US
             RegDate:        1999-08-20
             Updated:        2008-06-17
             Ref:            https://rdap.arin.net/registry/entity/DEERFI-2
             
             
             OrgNOCHandle: NETWO2441-ARIN
             OrgNOCName:   Network Operations
             OrgNOCPhone:  +1-413-774-1444 
             OrgNOCEmail:  networkoperations@deerfield.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO2441-ARIN
             
             OrgTechHandle: NETWO2442-ARIN
             OrgTechName:   Network Services
             OrgTechPhone:  +1-413-774-1444 
             OrgTechEmail:  networkservices@deerfield.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO2442-ARIN
             
             OrgAbuseHandle: ABUSE1939-ARIN
             OrgAbuseName:   Abuse Complaints
             OrgAbusePhone:  +1-413-774-1444 
             OrgAbuseEmail:  abuse@deerfield.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1939-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.
             #