AS394821
Toronto District School 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
- Academic allocation +6
- Trust score 71 / 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 |
|---|---|---|---|---|---|---|
| 199.85.252.0/23 | 512 |
0.0%
|
Toronto District School Board | CA | Ontario | Etobicoke |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS394821 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 |
|---|---|---|
| 199.85.252.0/24 | 5,161 | 2026-08-02 07:42:39 |
| 199.85.253.0/24 | 4,385 | 2026-08-02 07:43:25 |
Frequently Asked Questions
What is AS394821?
AS394821 is an Autonomous System Number assigned to Toronto District School 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 AS394821 announce?
AS394821 announces 512 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Canada.
Who operates AS394821?
AS394821 is operated by Toronto District School Board. The organization is based in Canada. You can view all IP ranges and related ASNs on the organization page.
What country is AS394821 registered in?
AS394821 is registered in Canada. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
