ASN AS22255 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS22255?

AS22255 is listed under Allegheny Health Network.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS22255 Allegheny Health Network

ASN Lookup Tool

Allegheny Health Network ahn.org

US 18 Routes

AS Data

AS22255

AS22255 – Allegheny Health Network

AS Number	22255
AS Name	ALLEGHENYHEALTHNETWORK
Organization	Allegheny Health Network (ahn-34)
Country	US
Website	ahn.org
Number of IPv4 Routes	18
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-02-23

ASN Intelligence API for production workflows

Use ASN data for AS22255 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
165.232.192.0/19	AS22255	Allegheny Health Network	Allegheny Health Network	8192
198.200.198.0/24	AS22255	Allegheny Health Network	West Penn Hospital	256
204.69.181.0/24	AS22255	Allegheny Health Network	The Western Pennsylvania Hospital	256
165.232.200.0/24	AS22255	Allegheny Health Network	Allegheny Health Network	256
165.232.248.0/22	AS22255	Allegheny Health Network	Allegheny Health Network	1024
165.232.240.0/21	AS22255	Allegheny Health Network	Allegheny Health Network	2048
165.232.252.0/23	AS22255	Allegheny Health Network	Allegheny Health Network	512
198.203.131.0/24	AS22255	Allegheny Health Network	West Penn Hospital	256
165.232.224.0/24	AS22255	Allegheny Health Network	Allegheny Health Network	256
165.232.231.0/24	AS22255	Allegheny Health Network	Allegheny Health Network	256
165.232.228.0/23	AS22255	Allegheny Health Network	Allegheny Health Network	512
192.5.7.0/24	AS22255	Allegheny Health Network	Allegheny Singer Research Institute	256
165.232.254.0/24	AS22255	Allegheny Health Network	Allegheny Health Network	256
204.69.182.0/24	AS22255	Allegheny Health Network	The Western Pennsylvania Hospital	256
165.232.0.0/19	AS22255	Allegheny Health Network	Allegheny Health Network	8192
165.232.223.0/24	AS22255	Allegheny Health Network	Allegheny Health Network	256
165.232.224.0/22	AS22255	Allegheny Health Network	Allegheny Health Network	1024
165.232.232.0/21	AS22255	Allegheny Health Network	Allegheny Health Network	2048

Raw Whois Response

#
# 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.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "22255",
    "as_handle" : "AS22255",
    "as_name" : "ALLEGHENYHEALTHNETWORK",
    "tech_contacts" : [ "AHNAD-ARIN" ],
    "abuse_contacts" : [ "AHNAD-ARIN" ],
    "date_created" : "2017-02-23",
    "date_updated" : "2017-02-23",
    "source" : "https://rdap.arin.net/registry/autnum/22255"
  } ],
  "organization" : {
    "handle" : "AHN-34",
    "name" : "Allegheny Health Network",
    "address" : [ "30 Isabella Street", "Suite 300", "Pittsburgh", "PA", "15212", "US" ],
    "street" : "Isabella Street",
    "city" : "Pittsburgh",
    "state" : "PA",
    "zip_code" : "15212",
    "country" : [ "US" ],
    "date_created" : "2016-08-23",
    "date_updated" : "2024-02-07",
    "source" : "https://rdap.arin.net/registry/entity/AHN-34",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "AHNAD-ARIN",
    "name" : "AHN-ADMIN",
    "email" : [ "arinpoc@ahn.org" ],
    "phone" : [ "+1-717-302-6739" ],
    "source" : "https://rdap.arin.net/registry/entity/AHNAD-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AHNAD-ARIN",
    "name" : "AHN-ADMIN",
    "email" : [ "arinpoc@ahn.org" ],
    "phone" : [ "+1-717-302-6739" ],
    "source" : "https://rdap.arin.net/registry/entity/AHNAD-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS21965	Highmark Inc	US

Upstreams

AS Number	Description	Country
AS21965	Highmark Inc	US