Report for 399558

Name

DIFFER-COMMUNICATIONS - Differ Communications Limited, CA

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.

399558 DIFFER-COMMUNICATIONS - Differ Communications Limited, CA

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3257          GTT-BACKBONE - GTT Communications Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
57966 AS399558       ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  DIFFER-COMMUNICATIONS - Differ Communications Limited, CA

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       %
76803 AS399558      DIFFER-COMMUNICATIONS - Differ Communications      2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  23.136.82.0/24       4777 2516 3257 399558   
  216.211.200.0/24     4777 2516 3257 399558   

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

AS399558   1 More Specifics   2 Total Advertisements   DIFFER-COMMUNICATIONS - Differ Communications Limited, CA
    216.211.200.0/24              216.211.200.0/22

Whois Entry

whois: 402603

IANA has recorded AS399558 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS399558\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:       399558
             ASName:         DIFFER-COMMUNICATIONS
             ASHandle:       AS399558
             RegDate:        2021-04-13
             Updated:        2021-04-13
             Comment:        differ.ca
             Ref:            https://rdap.arin.net/registry/autnum/399558
             
             
             OrgName:        Differ Communications Limited
             OrgId:          DCL-722
             Address:        45 Alderney Dr
             Address:        Suite 1805
             City:           Dartmouth
             StateProv:      NS
             PostalCode:     B2Y 2N6
             Country:        CA
             RegDate:        2021-03-11
             Updated:        2026-05-21
             Ref:            https://rdap.arin.net/registry/entity/DCL-722
             
             
             OrgAbuseHandle: NETWO9433-ARIN
             OrgAbuseName:   Network Operations
             OrgAbusePhone:  +1-902-420-0077 
             OrgAbuseEmail:  noc@differ.ca
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO9433-ARIN
             
             OrgTechHandle: NETWO9433-ARIN
             OrgTechName:   Network Operations
             OrgTechPhone:  +1-902-420-0077 
             OrgTechEmail:  noc@differ.ca
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO9433-ARIN
             
             OrgNOCHandle: NETWO9433-ARIN
             OrgNOCName:   Network Operations
             OrgNOCPhone:  +1-902-420-0077 
             OrgNOCEmail:  noc@differ.ca
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO9433-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.
             #