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.

AS394237 Toronto East Health Network

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Legacy Routes

Toronto East Health Network tehn.ca

CA 0 Routes

AS Data

AS394237

AS394237 – Toronto East Health Network

AS Number	394237
AS Name	TEHN-MGH
Organization	Toronto East Health Network(tegh)
Country	CA
Website	tehn.ca
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2022-05-16

ASN Intelligence API for production workflows

Use ASN data for AS394237 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

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:       394237
ASName:         TEHN-MGH
ASHandle:       AS394237
RegDate:        2022-05-16
Updated:        2022-07-08    
Ref:            https://rdap.arin.net/registry/autnum/394237


OrgName:        Toronto East Health Network
OrgId:          TEGH
Address:        825 Coxwell Ave.
City:           Toronto
StateProv:      ON
PostalCode:     M4C-3E7
Country:        CA
RegDate:        1995-04-08
Updated:        2022-06-03
Ref:            https://rdap.arin.net/registry/entity/TEGH


OrgTechHandle: AOH-ARIN
OrgTechName:   Oh, Allan 
OrgTechPhone:  +1-416-416-6580 
OrgTechEmail:  allan.oh@tehn.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/AOH-ARIN

OrgTechHandle: KHAJA-ARIN
OrgTechName:   Khaja, Shahaid 
OrgTechPhone:  +1-416-882-3721 
OrgTechEmail:  SHAHAID.KHAJA@TEHN.CA
OrgTechRef:    https://rdap.arin.net/registry/entity/KHAJA-ARIN

OrgAbuseHandle: AOH-ARIN
OrgAbuseName:   Oh, Allan 
OrgAbusePhone:  +1-416-416-6580 
OrgAbuseEmail:  allan.oh@tehn.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AOH-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

Frequently Asked Questions

What is ASN AS394237?

ASN AS394237 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS394237?

AS394237 is listed under Toronto East Health Network.

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

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.