206208 looking glass

AS239 University of Toronto 🇨🇦 CA

Announcing 18 prefixes, seen at the RIS collectors.

IPv4 prefixes
15
527,872 (2,062 × /24)
IPv6 prefixes
3
257 × /32
Upstreams
7
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS239
Name
University of Toronto
Organisation
UTORONTO-AS
Country
🇨🇦 CA
RIR
ARIN
Allocated
1988-09-20
Network type
Educational/Research
Scope
Not Disclosed
Peering policy
Open
Website
http://www.utoronto.ca
PeeringDB
net/43652
Exchanges
1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 18 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       239
ASName:         UTORONTO-AS
ASHandle:       AS239
RegDate:        1988-09-20
Updated:        2009-07-31
Ref:            https://rdap.arin.net/registry/autnum/239

OrgName:        University of Toronto
OrgId:          UNIVER-36
Address:        Information & Technology Services
Address:        4 Bancroft Avenue
Address:        ROOM 101C
City:           TORONTO
StateProv:      ON
PostalCode:     M5S 1C1
Country:        CA
RegDate:        1988-09-20
Updated:        2025-10-20
Ref:            https://rdap.arin.net/registry/entity/UNIVER-36

OrgTechHandle: RS2206-ARIN
OrgTechName:   Sutherland, Russell
OrgTechPhone:  +1-416-978-6620
OrgTechEmail:  russell.sutherland@utoronto.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/RS2206-ARIN

OrgAbuseHandle: NSTEC-ARIN
OrgAbuseName:   NS-TECH
OrgAbusePhone:  +1-416-978-6620
OrgAbuseEmail:  eis.net.eng@utoronto.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NSTEC-ARIN

OrgAbuseHandle: RS2206-ARIN
OrgAbuseName:   Sutherland, Russell
OrgAbusePhone:  +1-416-978-6620
OrgAbuseEmail:  russell.sutherland@utoronto.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RS2206-ARIN

OrgNOCHandle: DCA264-ARIN
OrgNOCName:   Carson, Douglas
OrgNOCPhone:  +1-416-978-6620
OrgNOCEmail:  doug.carson@utoronto.ca
OrgNOCRef:    https://rdap.arin.net/registry/entity/DCA264-ARIN

OrgTechHandle: NSTEC-ARIN
OrgTechName:   NS-TECH
OrgTechPhone:  +1-416-978-6620
OrgTechEmail:  eis.net.eng@utoronto.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/NSTEC-ARIN