AS400487
Toronto Public Library Board
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 205.189.176.0/20 | 4.1K |
0.0%
|
Toronto Public Library Board | CA | Ontario | Toronto |
| 205.189.168.0/21 | 2.0K |
0.0%
|
Toronto Public Library Board | CA | — | — |
| 199.71.64.0/22 | 1.0K |
0.0%
|
Toronto Public Library Board | CA | — | — |
| 205.189.192.0/22 | 1.0K |
0.0%
|
Toronto Public Library Board | CA | — | — |
| 205.189.94.0/23 | 512 |
0.0%
|
Toronto Public Library Board | CA | Ontario | North York |
| 192.30.202.0/24 | 256 |
1.6%
|
Toronto Public Library Board | CA | — | — |
| 192.30.226.0/24 | 256 |
0.0%
|
Toronto Public Library Board | CA | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS400487 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 205.189.168.0/21 | 44,817 | 2026-07-31 15:05:06 |
| 205.189.192.0/22 | 44,714 | 2026-07-31 15:05:06 |
| 192.30.202.0/24 | 44,460 | 2026-07-31 15:05:06 |
| 192.30.226.0/24 | 42,302 | 2026-07-31 15:04:53 |
| 199.71.64.0/22 | 19,610 | 2026-07-31 15:05:06 |
| 205.189.94.0/23 | 4,485 | 2026-07-31 15:04:47 |
| 205.189.176.0/20 | 4,458 | 2026-07-31 15:04:47 |
Frequently Asked Questions
What is AS400487?
AS400487 is an Autonomous System Number assigned to Toronto Public Library Board. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS400487 announce?
AS400487 announces 9.2K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in Canada.
Who operates AS400487?
AS400487 is operated by Toronto Public Library Board. The organization is based in Canada. You can view all IP ranges and related ASNs on the organization page.
What country is AS400487 registered in?
AS400487 is registered in Canada. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
