Report for 26305

Name

ASN-SSM - SSM Health Care, 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 AS4637) 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.

26305 ASN-SSM - SSM Health Care

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS19444   CHARTER-STL - CHARTER COMMUNICATIONS
    AS7132    SBIS-AS - AT&T Internet Services

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
2184  AS26305  ORIGIN  Originate:      67840 /15.95  Transit:          0 /0.00  ASN-SSM - SSM Health Care

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       %
16336 AS26305 ASN-SSM - SSM Health Care                     3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  67.66.136.0/21       4637 7132 26305        
  75.128.171.0/24      4637 209 19444 26305   
  165.104.0.0/16       4637 7132 26305        

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

AS26305   2 More Specifics   3 Total Advertisements   ASN-SSM - SSM Health Care
    67.66.136.0/21                67.64.0.0/14
    75.128.171.0/24               75.128.0.0/12

Whois Entry

whois: 402603

IANA has recorded AS26305 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS26305\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:       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: PEISS1-ARIN
             OrgTechName:   Peissig, Ryan 
             OrgTechPhone:  +1-920-420-4092 
             OrgTechEmail:  ryan.peissig@ssmhealth.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/PEISS1-ARIN
             
             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
             
             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.
             #