ASN Lookup Tool

SSM Health Care ssmhealth.com US US 11 Routes

AS Data

AS26305

AS26305 – SSM Health Care

AS Number 26305
AS Name ASN-SSM
Organization SSM Health Care(shc-4)
Country US
Website ssmhealth.com
Number of IPv4 Routes 10
Number of IPv6 Routes 1
ASN type BUSINESS
Registry ARIN
Date Allocated 2002-08-16

ASN Intelligence API for production workflows

Use ASN data for AS26305 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

Get ASN API Key ASN API Docs

IP Ranges

Route # IPs
67.66.140.0/23 512
2620:1f6::/36 ~5×10²⁷
165.104.0.0/16 65536
165.104.250.0/24 256
165.104.0.0/23 512
75.128.171.0/24 256
165.104.2.0/24 256
67.66.136.0/23 512
67.66.136.0/21 2048
165.104.251.0/24 256

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:       26305
ASName:         ASN-SSM
ASHandle:       AS26305
RegDate:        2002-08-16
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/26305


OrgName:        SSM Health Care
OrgId:          SHC-4
Address:        SSM Data Center
Address:        7980 Clayton Rd, Suite 401
City:           St. Louis
StateProv:      MO
PostalCode:     63117
Country:        US
RegDate:        1993-05-12
Updated:        2022-07-20
Ref:            https://rdap.arin.net/registry/entity/SHC-4


OrgTechHandle: DS1663-ARIN
OrgTechName:   Steinberg, Don 
OrgTechPhone:  +1-314-768-5148 
OrgTechEmail:  Don.Steinberg@ssmhealth.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DS1663-ARIN

OrgAbuseHandle: DS1663-ARIN
OrgAbuseName:   Steinberg, Don 
OrgAbusePhone:  +1-314-768-5148 
OrgAbuseEmail:  Don.Steinberg@ssmhealth.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DS1663-ARIN

OrgTechHandle: PEISS1-ARIN
OrgTechName:   Peissig, Ryan 
OrgTechPhone:  +1-920-420-4092 
OrgTechEmail:  ryan.peissig@ssmhealth.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PEISS1-ARIN

OrgAbuseHandle: PEISS1-ARIN
OrgAbuseName:   Peissig, Ryan 
OrgAbusePhone:  +1-920-420-4092 
OrgAbuseEmail:  ryan.peissig@ssmhealth.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PEISS1-ARIN

RTechHandle: MS2156-ARIN
RTechName:   Suter, Mike 
RTechPhone:  +1-636-923-8175 
RTechEmail:  mike-a@suternet.com
RTechRef:    https://rdap.arin.net/registry/entity/MS2156-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

Peers

AS Number Description Country
AS7018 AT&T Enterprises, LLC US
AS22677 Charter Communications LLC US

Upstreams

AS Number Description Country
AS7018 AT&T Enterprises, LLC US
AS22677 Charter Communications LLC US

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS26305 is an Autonomous System Number used to identify a network for BGP internet routing.
AS26305 is listed under SSM Health Care.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.