Report for 22255

Name

ALLEGHENYHEALTHNETWORK - Allegheny Health Network, 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.

22255 ALLEGHENYHEALTHNETWORK - Allegheny Health Network, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS21965         HIGHMARK - Highmark Inc, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5933  AS22255        ORIGIN  Originate:      26112 /17.33  Transit:          0 /0.00  ALLEGHENYHEALTHNETWORK - Allegheny Health Network, 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       %
15707 AS22255       ALLEGHENYHEALTHNETWORK - Allegheny Health Net     18      2      0     16      2  11.11%


  Prefix               AS Path                              Aggregation Suggestion
  165.232.0.0/19       4777 2497 7018 21965 22255   
  165.232.192.0/19     4777 2497 7018 21965 22255   
  165.232.200.0/24     4777 2497 3356 21965 22255   
  165.232.223.0/24     4777 2497 7018 21965 22255 - Withdrawn - matching aggregate 165.232.192.0/19 4777 2497 7018 21965 22255
  165.232.224.0/22     4777 2497 3356 21965 22255   
  165.232.224.0/24     4777 2497 3356 21965 22255 - Withdrawn - matching aggregate 165.232.224.0/22 4777 2497 3356 21965 22255
  165.232.228.0/23     4777 2497 3356 21965 22255   
  165.232.231.0/24     4777 2497 3356 21965 22255   
  165.232.232.0/21     4777 2497 3356 21965 22255   
  165.232.240.0/21     4777 2497 3356 21965 22255   
  165.232.248.0/22     4777 2497 3356 21965 22255   
  165.232.252.0/23     4777 2497 3356 21965 22255   
  165.232.254.0/24     4777 2497 3356 21965 22255   
  192.5.7.0/24         4777 2497 7018 21965 22255   
  198.200.198.0/24     4777 2497 7018 21965 22255   
  198.203.131.0/24     4777 2497 7018 21965 22255   
  204.69.181.0/24      4777 2497 7018 21965 22255   
  204.69.182.0/24      4777 2497 7018 21965 22255   

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

AS22255   12 More Specifics   18 Total Advertisements   ALLEGHENYHEALTHNETWORK - Allegheny Health Network, US
    165.232.192.0/19              165.232.192.0/18
    165.232.200.0/24              165.232.192.0/18
    165.232.223.0/24              165.232.192.0/18
    165.232.224.0/22              165.232.192.0/18
    165.232.224.0/24              165.232.192.0/18
    165.232.228.0/23              165.232.192.0/18
    165.232.231.0/24              165.232.192.0/18
    165.232.232.0/21              165.232.192.0/18
    165.232.240.0/21              165.232.192.0/18
    165.232.248.0/22              165.232.192.0/18
    165.232.252.0/23              165.232.192.0/18
    165.232.254.0/24              165.232.192.0/18

Whois Entry

whois: 402332

IANA has recorded AS22255 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS22255\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:       22255
             ASName:         ALLEGHENYHEALTHNETWORK
             ASHandle:       AS22255
             RegDate:        2017-02-23
             Updated:        2017-02-23
             Ref:            https://rdap.arin.net/registry/autnum/22255
             
             
             OrgName:        Allegheny Health Network
             OrgId:          AHN-34
             Address:        30 Isabella Street
             Address:        Suite 300
             City:           Pittsburgh
             StateProv:      PA
             PostalCode:     15212
             Country:        US
             RegDate:        2016-08-23
             Updated:        2024-02-07
             Ref:            https://rdap.arin.net/registry/entity/AHN-34
             
             
             OrgAbuseHandle: AHNAD-ARIN
             OrgAbuseName:   AHN-ADMIN
             OrgAbusePhone:  +1-717-302-6739 
             OrgAbuseEmail:  arinpoc@ahn.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/AHNAD-ARIN
             
             OrgTechHandle: AHNAD-ARIN
             OrgTechName:   AHN-ADMIN
             OrgTechPhone:  +1-717-302-6739 
             OrgTechEmail:  arinpoc@ahn.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/AHNAD-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.
             #