ASN AS19595 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19595?

AS19595 is listed under Sudbury & District Health Unit.

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.

AS19595 Sudbury & District Health Unit

ASN Lookup Tool

Sudbury & District Health Unit sdhu.com

CA 1 Routes

AS Data

AS19595

AS19595 – Sudbury & District Health Unit

AS Number	19595
AS Name	SDHU
Organization	Sudbury & District Health Unit(sdhu-1)
Country	CA
Website	sdhu.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2009-11-03

ASN Intelligence API for production workflows

Use ASN data for AS19595 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
74.120.72.0/22	AS19595	Sudbury & District Health Unit	Sudbury & District Health Unit	1024

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:       19595
ASName:         SDHU
ASHandle:       AS19595
RegDate:        2009-11-03
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/19595


OrgName:        Sudbury & District Health Unit
OrgId:          SDHU-1
Address:        1300 Paris Street
City:           Sudbury
StateProv:      ON
PostalCode:     P3E-3A3
Country:        CA
RegDate:        2002-12-11
Updated:        2024-03-27
Ref:            https://rdap.arin.net/registry/entity/SDHU-1


OrgRoutingHandle: ADS22-ARIN
OrgRoutingName:   Shankar, Aarvi Dana
OrgRoutingPhone:  +1-705-522-9200 
OrgRoutingEmail:  shankara@phsd.ca
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ADS22-ARIN

OrgTechHandle: ADS22-ARIN
OrgTechName:   Shankar, Aarvi Dana
OrgTechPhone:  +1-705-522-9200 
OrgTechEmail:  shankara@phsd.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/ADS22-ARIN

OrgTechHandle: TECH1446-ARIN
OrgTechName:   Tech 1
OrgTechPhone:  +1-705-522-9200 
OrgTechEmail:  arintech1@phsd.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/TECH1446-ARIN

OrgTechHandle: TECH1447-ARIN
OrgTechName:   Tech 2
OrgTechPhone:  +1-705-522-9200 
OrgTechEmail:  arintech2@phsd.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/TECH1447-ARIN

OrgAbuseHandle: ADS22-ARIN
OrgAbuseName:   Shankar, Aarvi Dana
OrgAbusePhone:  +1-705-522-9200 
OrgAbuseEmail:  shankara@phsd.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADS22-ARIN

OrgDNSHandle: ADS22-ARIN
OrgDNSName:   Shankar, Aarvi Dana
OrgDNSPhone:  +1-705-522-9200 
OrgDNSEmail:  shankara@phsd.ca
OrgDNSRef:    https://rdap.arin.net/registry/entity/ADS22-ARIN

OrgNOCHandle: ADS22-ARIN
OrgNOCName:   Shankar, Aarvi Dana
OrgNOCPhone:  +1-705-522-9200 
OrgNOCEmail:  shankara@phsd.ca
OrgNOCRef:    https://rdap.arin.net/registry/entity/ADS22-ARIN

RAbuseHandle: CTT1-ARIN
RAbuseName:   Tyers, Craig Tyers
RAbusePhone:  +1-705-677-9600 
RAbuseEmail:  tyersc@sdhu.com
RAbuseRef:    https://rdap.arin.net/registry/entity/CTT1-ARIN

RNOCHandle: CTT1-ARIN
RNOCName:   Tyers, Craig Tyers
RNOCPhone:  +1-705-677-9600 
RNOCEmail:  tyersc@sdhu.com
RNOCRef:    https://rdap.arin.net/registry/entity/CTT1-ARIN

RTechHandle: CTT1-ARIN
RTechName:   Tyers, Craig Tyers
RTechPhone:  +1-705-677-9600 
RTechEmail:  tyersc@sdhu.com
RTechRef:    https://rdap.arin.net/registry/entity/CTT1-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

Peers

AS Number	Description	Country
AS11522	Greater Sudbury Telecommunications Inc.	CA
AS5690	Vianet Inc.	CA

Upstreams

AS Number	Description	Country
AS11522	Greater Sudbury Telecommunications Inc.	CA
AS5690	Vianet Inc.	CA