ASN AS27185 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27185?

AS27185 is listed under Danbury Hospital ITG.

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.

AS27185 Danbury Hospital ITG | IPGeolocation.io

ASN Lookup Tool

Danbury Hospital ITG danhosp.org

US 10 Routes

AS Data

AS27185

AS27185 – Danbury Hospital ITG

AS Number	27185
AS Name	DHS-INTERNET
Organization	Danbury Hospital ITG(dhi)
Country	US
Website	danhosp.org
Number of IPv4 Routes	10
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2003-01-23

ASN Intelligence API for production workflows

Use ASN data for AS27185 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	Origin	Origin Name	ISP	# IPs
170.77.125.0/24	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	256
170.77.0.0/16	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	65536
170.77.230.0/24	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	256
170.77.180.0/22	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	1024
170.77.127.0/24	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	256
170.77.181.0/24	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	256
170.77.0.0/17	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	32768
170.77.128.0/17	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	32768
170.77.124.0/22	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	1024
170.77.183.0/24	AS27185	Danbury Hospital ITG	Danbury Hospital ITG	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:       27185
ASName:         DHS-INTERNET
ASHandle:       AS27185
RegDate:        2003-01-23
Updated:        2020-06-09    
Ref:            https://rdap.arin.net/registry/autnum/27185


OrgName:        Danbury Hospital - ITG
OrgId:          DHI
Address:        24 Hospital Avenue
City:           Danbury
StateProv:      CT
PostalCode:     06810
Country:        US
RegDate:        1994-03-07
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/DHI


OrgTechHandle: MIKEA1-ARIN
OrgTechName:   Matthews, Mike A
OrgTechPhone:  +1-203-739-6384 
OrgTechEmail:  mike.matthews@danhosp.org
OrgTechRef:    https://rdap.arin.net/registry/entity/MIKEA1-ARIN

OrgAbuseHandle: MIKEA1-ARIN
OrgAbuseName:   Matthews, Mike A
OrgAbusePhone:  +1-203-739-6384 
OrgAbuseEmail:  mike.matthews@danhosp.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MIKEA1-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" : "27185",
    "as_handle" : "AS27185",
    "as_name" : "DHS-INTERNET",
    "tech_contacts" : [ "MIKEA1-ARIN" ],
    "abuse_contacts" : [ "MIKEA1-ARIN" ],
    "date_created" : "2003-01-23",
    "date_updated" : "2020-06-09",
    "source" : "https://rdap.arin.net/registry/autnum/27185"
  } ],
  "organization" : {
    "handle" : "DHI",
    "name" : "Danbury Hospital - ITG",
    "address" : [ "24 Hospital Avenue", "Danbury", "CT", "06810", "US" ],
    "street" : "Hospital Avenue",
    "city" : "Danbury",
    "state" : "CT",
    "zip_code" : "06810",
    "country" : [ "US" ],
    "date_created" : "1994-03-07",
    "date_updated" : "2011-09-24",
    "source" : "https://rdap.arin.net/registry/entity/DHI",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "MIKEA1-ARIN",
    "name" : "Matthews, Mike A",
    "email" : [ "mike.matthews@danhosp.org" ],
    "phone" : [ "+1-203-739-6384" ],
    "source" : "https://rdap.arin.net/registry/entity/MIKEA1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MIKEA1-ARIN",
    "name" : "Matthews, Mike A",
    "email" : [ "mike.matthews@danhosp.org" ],
    "phone" : [ "+1-203-739-6384" ],
    "source" : "https://rdap.arin.net/registry/entity/MIKEA1-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS65645	IANA - Autonomous System Number
AS46887	Crown Castle Fiber LLC	US
AS7015	Comcast Cable Communications, LLC	US
AS12024	Advanced Corporate Network	US
AS12271	Charter Communications Inc	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS7015	Comcast Cable Communications, LLC	US
AS12024	Advanced Corporate Network	US
AS12271	Charter Communications Inc	US

Downstreams

AS Number	Description	Country
AS65645	IANA - Autonomous System Number	US

Legacy Routes

170.77.180.0/24