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
- University of Toronto
- Country
- 🇨🇦 CA
- RIR
- ARIN
- Allocated
- 1988-09-20
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
18 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 128.100.0.0/16 v4 | no ROA | 43 | 22652239 | 2026-09-18 |
| 138.51.0.0/16 v4 | no ROA | 43 | 22652239 | 2026-09-18 |
| 138.51.0.0/17 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 138.51.128.0/17 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 142.1.0.0/16 v4 | no ROA | 43 | 22652239 | 2026-09-18 |
| 142.150.0.0/16 v4 | no ROA | 43 | 22652239 | 2026-09-18 |
| 142.150.0.0/17 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 142.150.128.0/17 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 142.151.0.0/16 v4 | no ROA | 43 | 22652239 | 2026-09-18 |
| 142.151.0.0/17 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 142.151.128.0/17 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 192.12.174.0/24 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 192.12.176.0/21 v4 | no ROA | 43 | 22652239 | 2026-09-18 |
| 192.75.254.0/24 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 192.82.128.0/22 v4 | no ROA | 42 | 22652239 | 2026-09-18 |
| 2606:fa00::/32 v6 | no ROA | 37 | 22652239 | 2026-09-18 |
| 2631:1000::/24 v6 | no ROA | 37 | 22652239 | 2026-09-18 |
| 2631:1002:22::/48 v6 | no ROA | 34 | 22652239 | 2026-09-18 |