What is ASN AS395857?

ASN AS395857 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS395857?

AS395857 is listed under Maricopa Integrated Health System.

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?

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AS395857 Maricopa Integrated Health System

ASN Lookup Tool

Maricopa Integrated Health System valleywisehealth.org

US 3 Routes

AS Data

AS395857

AS395857 – Maricopa Integrated Health System

AS Number	395857
AS Name	MIHS
Organization	Maricopa Integrated Health System (mcshcd)
Country	US
Website	valleywisehealth.org
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-01-10

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
67.218.214.0/24	AS395857	Maricopa Integrated Health System	Maricopa Integrated Health System	256
67.218.214.0/23	AS395857	Maricopa Integrated Health System	Maricopa Integrated Health System	512
67.218.215.0/24	AS395857	Maricopa Integrated Health System	Maricopa Integrated Health System	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:       395857
ASName:         MIHS
ASHandle:       AS395857
RegDate:        2017-01-10
Updated:        2017-01-10
Comment:        www.mihs.org
Ref:            https://rdap.arin.net/registry/autnum/395857


OrgName:        Maricopa Integrated Health System
OrgId:          MCSHCD
Address:        2601 E Roosevelt Street
City:           Phoenix
StateProv:      AZ
PostalCode:     85008
Country:        US
RegDate:        2015-04-17
Updated:        2024-09-12
Ref:            https://rdap.arin.net/registry/entity/MCSHCD


OrgAbuseHandle: PATRI241-ARIN
OrgAbuseName:   Patrick, Timothy 
OrgAbusePhone:  +1-602-344-8538 
OrgAbuseEmail:  timothy.patrick@valleywisehealth.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PATRI241-ARIN

OrgNOCHandle: CHILE5-ARIN
OrgNOCName:   Chiles, Rusty 
OrgNOCPhone:  +1-602-344-2875 
OrgNOCEmail:  rusty.chiles@valleywisehealth.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/CHILE5-ARIN

OrgAbuseHandle: CHILE5-ARIN
OrgAbuseName:   Chiles, Rusty 
OrgAbusePhone:  +1-602-344-2875 
OrgAbuseEmail:  rusty.chiles@valleywisehealth.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CHILE5-ARIN

OrgTechHandle: PATRI241-ARIN
OrgTechName:   Patrick, Timothy 
OrgTechPhone:  +1-602-344-8538 
OrgTechEmail:  timothy.patrick@valleywisehealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/PATRI241-ARIN

OrgTechHandle: CHILE5-ARIN
OrgTechName:   Chiles, Rusty 
OrgTechPhone:  +1-602-344-2875 
OrgTechEmail:  rusty.chiles@valleywisehealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/CHILE5-ARIN

OrgNOCHandle: KDMI-ARIN
OrgNOCName:   Morgan II, Kelly D
OrgNOCPhone:  +1-602-344-8569 
OrgNOCEmail:  kelly.morgan@valleywisehealth.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/KDMI-ARIN

OrgRoutingHandle: PATRI241-ARIN
OrgRoutingName:   Patrick, Timothy 
OrgRoutingPhone:  +1-602-344-8538 
OrgRoutingEmail:  timothy.patrick@valleywisehealth.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PATRI241-ARIN

OrgAbuseHandle: KDMI-ARIN
OrgAbuseName:   Morgan II, Kelly D
OrgAbusePhone:  +1-602-344-8569 
OrgAbuseEmail:  kelly.morgan@valleywisehealth.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KDMI-ARIN

OrgTechHandle: KDMI-ARIN
OrgTechName:   Morgan II, Kelly D
OrgTechPhone:  +1-602-344-8569 
OrgTechEmail:  kelly.morgan@valleywisehealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/KDMI-ARIN

OrgNOCHandle: PATRI241-ARIN
OrgNOCName:   Patrick, Timothy 
OrgNOCPhone:  +1-602-344-8538 
OrgNOCEmail:  timothy.patrick@valleywisehealth.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/PATRI241-ARIN

OrgDNSHandle: PATRI241-ARIN
OrgDNSName:   Patrick, Timothy 
OrgDNSPhone:  +1-602-344-8538 
OrgDNSEmail:  timothy.patrick@valleywisehealth.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/PATRI241-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" : "395857",
    "as_handle" : "AS395857",
    "as_name" : "MIHS",
    "admin_contacts" : [ "PATRI241-ARIN" ],
    "tech_contacts" : [ "PATRI241-ARIN", "CHILE5-ARIN", "PATRI241-ARIN", "KDMI-ARIN" ],
    "abuse_contacts" : [ "PATRI241-ARIN", "CHILE5-ARIN", "KDMI-ARIN" ],
    "date_created" : "2017-01-10",
    "date_updated" : "2017-01-10",
    "source" : "https://rdap.arin.net/registry/autnum/395857"
  } ],
  "organization" : {
    "handle" : "MCSHCD",
    "name" : "Maricopa Integrated Health System",
    "address" : [ "2601 E Roosevelt Street", "Phoenix", "AZ", "85008", "US" ],
    "street" : "E Roosevelt Street",
    "city" : "Phoenix",
    "state" : "AZ",
    "zip_code" : "85008",
    "country" : [ "US" ],
    "date_created" : "2015-04-17",
    "date_updated" : "2024-09-12",
    "source" : "https://rdap.arin.net/registry/entity/MCSHCD",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "PATRI241-ARIN",
    "name" : "Patrick, Timothy",
    "email" : [ "timothy.patrick@valleywisehealth.org" ],
    "phone" : [ "+1-602-344-8538" ],
    "source" : "https://rdap.arin.net/registry/entity/PATRI241-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "PATRI241-ARIN",
    "name" : "Patrick, Timothy",
    "email" : [ "timothy.patrick@valleywisehealth.org" ],
    "phone" : [ "+1-602-344-8538" ],
    "source" : "https://rdap.arin.net/registry/entity/PATRI241-ARIN"
  }, {
    "handle" : "CHILE5-ARIN",
    "name" : "Chiles, Rusty",
    "email" : [ "rusty.chiles@valleywisehealth.org" ],
    "phone" : [ "+1-602-344-2875" ],
    "source" : "https://rdap.arin.net/registry/entity/CHILE5-ARIN"
  }, {
    "handle" : "KDMI-ARIN",
    "name" : "Morgan II, Kelly D",
    "email" : [ "kelly.morgan@valleywisehealth.org" ],
    "phone" : [ "+1-602-344-8569" ],
    "source" : "https://rdap.arin.net/registry/entity/KDMI-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PATRI241-ARIN",
    "name" : "Patrick, Timothy",
    "email" : [ "timothy.patrick@valleywisehealth.org" ],
    "phone" : [ "+1-602-344-8538" ],
    "source" : "https://rdap.arin.net/registry/entity/PATRI241-ARIN"
  }, {
    "handle" : "CHILE5-ARIN",
    "name" : "Chiles, Rusty",
    "email" : [ "rusty.chiles@valleywisehealth.org" ],
    "phone" : [ "+1-602-344-2875" ],
    "source" : "https://rdap.arin.net/registry/entity/CHILE5-ARIN"
  }, {
    "handle" : "KDMI-ARIN",
    "name" : "Morgan II, Kelly D",
    "email" : [ "kelly.morgan@valleywisehealth.org" ],
    "phone" : [ "+1-602-344-8569" ],
    "source" : "https://rdap.arin.net/registry/entity/KDMI-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS209	CenturyLink Communications, LLC	US

Upstreams

AS Number	Description	Country
AS209	CenturyLink Communications, LLC	US