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AS394821 Toronto District School Board

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

Toronto District School Board tdsb.on.ca

CA 2 Routes

AS Data

AS394821

AS394821 – Toronto District School Board

AS Number	394821
AS Name	TDSB
Organization	Toronto District School Board(tdsb-1)
Country	CA
Website	tdsb.on.ca
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2016-01-13

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Use ASN data for AS394821 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
199.85.253.0/24	AS394821	Toronto District School Board	Toronto District School Board	256
199.85.252.0/24	AS394821	Toronto District School Board	Toronto District School Board	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:       394821
ASName:         TDSB
ASHandle:       AS394821
RegDate:        2016-01-13
Updated:        2016-01-13    
Ref:            https://rdap.arin.net/registry/autnum/394821


OrgName:        Toronto District School Board
OrgId:          TDSB-1
Address:        5050 Yonge Street
City:           Toronto
StateProv:      ON
PostalCode:     M2N 5N8
Country:        CA
RegDate:        2011-09-14
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/TDSB-1


OrgTechHandle: ITSER14-ARIN
OrgTechName:   IT Services
OrgTechPhone:  +1-416-396-5028 
OrgTechEmail:  Xiaohong.Wu@tdsb.on.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/ITSER14-ARIN

OrgAbuseHandle: ITSER14-ARIN
OrgAbuseName:   IT Services
OrgAbusePhone:  +1-416-396-5028 
OrgAbuseEmail:  Xiaohong.Wu@tdsb.on.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITSER14-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
AS21949	Beanfield Technologies Inc.	CA

Upstreams

AS Number	Description	Country
AS21949	Beanfield Technologies Inc.	CA

Frequently Asked Questions

What is ASN AS394821?

ASN AS394821 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS394821?

AS394821 is listed under Toronto District School Board.

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.