Report for 397285

Name

CAMBRIDGETELEPHONECO - Cambridge Telephone, 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.

397285 CAMBRIDGETELEPHONECO - Cambridge Telephone, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS15305         SYRINGANETWORKS - Syringa Networks, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
21898 AS397285       ORIGIN  Originate:       2816 /20.54  Transit:          0 /0.00  CAMBRIDGETELEPHONECO - Cambridge Telephone, 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       %
29495 AS397285      CAMBRIDGETELEPHONECO - Cambridge Telephone, U      5      2      1      4      1  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  45.33.208.0/21       4777 2516 1299 15305 397285 + Announce - aggregate of 45.33.208.0/22 (4777 2516 1299 15305 397285) and 45.33.212.0/22 (4777 2516 1299 15305 397285)
  45.33.208.0/22       4777 2516 1299 15305 397285 - Withdrawn - aggregated with 45.33.212.0/22 (4777 2516 1299 15305 397285)
  45.33.212.0/22       4777 2516 1299 15305 397285 - Withdrawn - aggregated with 45.33.208.0/22 (4777 2516 1299 15305 397285)
  45.33.216.0/24       4777 2516 1299 15305 397285   
  45.33.220.0/24       4777 2516 1299 15305 397285   
  45.33.223.0/24       4777 2516 1299 15305 397285   

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

AS397285   5 More Specifics   5 Total Advertisements   CAMBRIDGETELEPHONECO - Cambridge Telephone, US
    45.33.208.0/22                45.33.208.0/20
    45.33.212.0/22                45.33.208.0/20
    45.33.216.0/24                45.33.208.0/20
    45.33.220.0/24                45.33.208.0/20
    45.33.223.0/24                45.33.208.0/20

Whois Entry

whois: 402332

IANA has recorded AS397285 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS397285\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:       397285
             ASName:         CAMBRIDGETELEPHONECO
             ASHandle:       AS397285
             RegDate:        2019-02-04
             Updated:        2019-02-04
             Ref:            https://rdap.arin.net/registry/autnum/397285
             
             
             OrgName:        Cambridge Telephone
             OrgId:          CAMBR-3
             Address:        130 N Superior St
             City:           Cambridge
             StateProv:      ID
             PostalCode:     83610
             Country:        US
             RegDate:        2003-08-21
             Updated:        2025-05-19
             Ref:            https://rdap.arin.net/registry/entity/CAMBR-3
             
             
             OrgTechHandle: NOC32278-ARIN
             OrgTechName:   Network Operations Center
             OrgTechPhone:  +1-208-257-3300 
             OrgTechEmail:  noc@ctctele.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NOC32278-ARIN
             
             OrgAbuseHandle: NOC32278-ARIN
             OrgAbuseName:   Network Operations Center
             OrgAbusePhone:  +1-208-257-3300 
             OrgAbuseEmail:  noc@ctctele.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC32278-ARIN
             
             OrgNOCHandle: NOC32278-ARIN
             OrgNOCName:   Network Operations Center
             OrgNOCPhone:  +1-208-257-3300 
             OrgNOCEmail:  noc@ctctele.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC32278-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.
             #