What is ASN AS393861?

ASN AS393861 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS393861?

AS393861 is listed under Inova Health System Foundation.

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.

AS393861 Inova Health System Foundation

ASN Lookup Tool

Inova Health System Foundation inova.org

US 4 Routes

AS Data

AS393861

AS393861 – Inova Health System Foundation

AS Number	393861
AS Name	INOVA-PRIMARYASN-01
Organization	Inova Health System Foundation (ihs-1)
Country	US
Website	inova.org
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2018-10-05

ASN Intelligence API for production workflows

Use ASN data for AS393861 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
167.201.180.0/22	AS393861	Inova Health System Foundation	Inova Health System Foundation	1024
167.201.240.0/22	AS393861	Inova Health System Foundation	Inova Health System Foundation	1024
167.201.184.0/22	AS393861	Inova Health System Foundation	Inova Health System Foundation	1024
167.201.189.0/24	AS393861	Inova Health System Foundation	Inova Health System Foundation	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:       393861
ASName:         INOVA-PRIMARYASN-01
ASHandle:       AS393861
RegDate:        2018-10-05
Updated:        2018-10-05
Ref:            https://rdap.arin.net/registry/autnum/393861


OrgName:        Inova Health System Foundation
OrgId:          IHS-1
Address:        8095 Innovation Park Dr
City:           Falls Church
StateProv:      VA
PostalCode:     22031
Country:        US
RegDate:        1993-09-23
Updated:        2026-05-18
Ref:            https://rdap.arin.net/registry/entity/IHS-1


OrgNOCHandle: ADALA-ARIN
OrgNOCName:   Adalat, Roula 
OrgNOCPhone:  +1-703-297-9834 
OrgNOCEmail:  roula.adalat@inova.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/ADALA-ARIN

OrgTechHandle: ADALA-ARIN
OrgTechName:   Adalat, Roula 
OrgTechPhone:  +1-703-297-9834 
OrgTechEmail:  roula.adalat@inova.org
OrgTechRef:    https://rdap.arin.net/registry/entity/ADALA-ARIN

OrgAbuseHandle: HARTI35-ARIN
OrgAbuseName:   Hartigan, Jason 
OrgAbusePhone:  +1-703-470-9746 
OrgAbuseEmail:  jason.hartigan@inova.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HARTI35-ARIN

OrgAbuseHandle: MARSH456-ARIN
OrgAbuseName:   Marshak, Jacob 
OrgAbusePhone:  +1-703-883-7606 
OrgAbuseEmail:  jacob.marshak@inova.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MARSH456-ARIN

OrgDNSHandle: MARSH456-ARIN
OrgDNSName:   Marshak, Jacob 
OrgDNSPhone:  +1-703-883-7606 
OrgDNSEmail:  jacob.marshak@inova.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/MARSH456-ARIN

OrgRoutingHandle: MARSH456-ARIN
OrgRoutingName:   Marshak, Jacob 
OrgRoutingPhone:  +1-703-883-7606 
OrgRoutingEmail:  jacob.marshak@inova.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MARSH456-ARIN

OrgAbuseHandle: ADALA-ARIN
OrgAbuseName:   Adalat, Roula 
OrgAbusePhone:  +1-703-297-9834 
OrgAbuseEmail:  roula.adalat@inova.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADALA-ARIN

OrgRoutingHandle: HARTI35-ARIN
OrgRoutingName:   Hartigan, Jason 
OrgRoutingPhone:  +1-703-470-9746 
OrgRoutingEmail:  jason.hartigan@inova.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/HARTI35-ARIN

OrgNOCHandle: MARSH456-ARIN
OrgNOCName:   Marshak, Jacob 
OrgNOCPhone:  +1-703-883-7606 
OrgNOCEmail:  jacob.marshak@inova.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/MARSH456-ARIN

OrgTechHandle: MARSH456-ARIN
OrgTechName:   Marshak, Jacob 
OrgTechPhone:  +1-703-883-7606 
OrgTechEmail:  jacob.marshak@inova.org
OrgTechRef:    https://rdap.arin.net/registry/entity/MARSH456-ARIN

OrgDNSHandle: ADALA-ARIN
OrgDNSName:   Adalat, Roula 
OrgDNSPhone:  +1-703-297-9834 
OrgDNSEmail:  roula.adalat@inova.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/ADALA-ARIN

OrgDNSHandle: HARTI35-ARIN
OrgDNSName:   Hartigan, Jason 
OrgDNSPhone:  +1-703-470-9746 
OrgDNSEmail:  jason.hartigan@inova.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/HARTI35-ARIN

OrgRoutingHandle: ADALA-ARIN
OrgRoutingName:   Adalat, Roula 
OrgRoutingPhone:  +1-703-297-9834 
OrgRoutingEmail:  roula.adalat@inova.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ADALA-ARIN

OrgNOCHandle: HARTI35-ARIN
OrgNOCName:   Hartigan, Jason 
OrgNOCPhone:  +1-703-470-9746 
OrgNOCEmail:  jason.hartigan@inova.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/HARTI35-ARIN

OrgTechHandle: HARTI35-ARIN
OrgTechName:   Hartigan, Jason 
OrgTechPhone:  +1-703-470-9746 
OrgTechEmail:  jason.hartigan@inova.org
OrgTechRef:    https://rdap.arin.net/registry/entity/HARTI35-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" : "393861",
    "as_handle" : "AS393861",
    "as_name" : "INOVA-PRIMARYASN-01",
    "admin_contacts" : [ "MARSH456-ARIN", "ADALA-ARIN", "HARTI35-ARIN" ],
    "tech_contacts" : [ "ADALA-ARIN", "MARSH456-ARIN", "HARTI35-ARIN", "MARSH456-ARIN", "ADALA-ARIN", "HARTI35-ARIN" ],
    "abuse_contacts" : [ "HARTI35-ARIN", "MARSH456-ARIN", "ADALA-ARIN" ],
    "date_created" : "2018-10-05",
    "date_updated" : "2018-10-05",
    "source" : "https://rdap.arin.net/registry/autnum/393861"
  } ],
  "organization" : {
    "handle" : "IHS-1",
    "name" : "Inova Health System Foundation",
    "address" : [ "8095 Innovation Park Dr", "Falls Church", "VA", "22031", "US" ],
    "street" : "Innovation Park Dr",
    "city" : "Falls Church",
    "state" : "VA",
    "zip_code" : "22031",
    "country" : [ "US" ],
    "date_created" : "1993-09-23",
    "date_updated" : "2026-05-18",
    "source" : "https://rdap.arin.net/registry/entity/IHS-1",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "MARSH456-ARIN",
    "name" : "Marshak, Jacob",
    "email" : [ "jacob.marshak@inova.org" ],
    "phone" : [ "+1-703-883-7606" ],
    "source" : "https://rdap.arin.net/registry/entity/MARSH456-ARIN"
  }, {
    "handle" : "ADALA-ARIN",
    "name" : "Adalat, Roula",
    "email" : [ "roula.adalat@inova.org" ],
    "phone" : [ "+1-703-297-9834" ],
    "source" : "https://rdap.arin.net/registry/entity/ADALA-ARIN"
  }, {
    "handle" : "HARTI35-ARIN",
    "name" : "Hartigan, Jason",
    "email" : [ "jason.hartigan@inova.org" ],
    "phone" : [ "+1-703-470-9746" ],
    "source" : "https://rdap.arin.net/registry/entity/HARTI35-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "ADALA-ARIN",
    "name" : "Adalat, Roula",
    "email" : [ "roula.adalat@inova.org" ],
    "phone" : [ "+1-703-297-9834" ],
    "source" : "https://rdap.arin.net/registry/entity/ADALA-ARIN"
  }, {
    "handle" : "MARSH456-ARIN",
    "name" : "Marshak, Jacob",
    "email" : [ "jacob.marshak@inova.org" ],
    "phone" : [ "+1-703-883-7606" ],
    "source" : "https://rdap.arin.net/registry/entity/MARSH456-ARIN"
  }, {
    "handle" : "HARTI35-ARIN",
    "name" : "Hartigan, Jason",
    "email" : [ "jason.hartigan@inova.org" ],
    "phone" : [ "+1-703-470-9746" ],
    "source" : "https://rdap.arin.net/registry/entity/HARTI35-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "HARTI35-ARIN",
    "name" : "Hartigan, Jason",
    "email" : [ "jason.hartigan@inova.org" ],
    "phone" : [ "+1-703-470-9746" ],
    "source" : "https://rdap.arin.net/registry/entity/HARTI35-ARIN"
  }, {
    "handle" : "MARSH456-ARIN",
    "name" : "Marshak, Jacob",
    "email" : [ "jacob.marshak@inova.org" ],
    "phone" : [ "+1-703-883-7606" ],
    "source" : "https://rdap.arin.net/registry/entity/MARSH456-ARIN"
  }, {
    "handle" : "ADALA-ARIN",
    "name" : "Adalat, Roula",
    "email" : [ "roula.adalat@inova.org" ],
    "phone" : [ "+1-703-297-9834" ],
    "source" : "https://rdap.arin.net/registry/entity/ADALA-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS15830	Equinix (EMEA) Acquisition Enterprises B.V.	NL
AS22773	Cox Communications Inc.	US

Upstreams

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS22773	Cox Communications Inc.	US