AS3221
Haridus- ja Teadusministeerium
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 →
Network profile
Source: PeeringDB →Present at 2 internet exchanges: RTIX, BALT-IX: BALT-IX
AS3221 — global IP footprint
Cities where AS3221 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 193.40.0.0/17 | 32.8K |
13.0%
|
Haridus- ja Teadusministeerium | EE | Tartu | Tartu |
| 193.40.128.0/18 | 16.4K |
12.0%
|
Haridus- ja Teadusministeerium | EE | Harjumaa | Tallinn |
| 193.40.224.0/19 | 8.2K |
38.2%
|
Haridus- ja Teadusministeerium | EE | Harjumaa | Loo |
| 193.40.208.0/20 | 4.1K |
8.7%
|
Haridus- ja Teadusministeerium | EE | Ida-Virumaa | Narva |
| 193.40.200.0/21 | 2.0K |
0.0%
|
Haridus- ja Teadusministeerium | EE | — | — |
| 193.40.196.0/22 | 1.0K |
0.0%
|
Haridus- ja Teadusministeerium | EE | — | — |
| 193.40.192.0/23 | 512 |
3.1%
|
Haridus- ja Teadusministeerium | EE | — | — |
| 193.40.194.0/24 | 256 |
0.0%
|
Haridus- ja Teadusministeerium | EE | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS3221 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 |
|---|---|---|
| 171.22.244.0/22 | 6,380 | 2026-07-23 23:06:09 |
| 193.40.0.0/16 | 5,459 | 2026-07-23 23:06:09 |
Frequently Asked Questions
What is AS3221?
AS3221 is an Autonomous System Number assigned to Haridus- ja Teadusministeerium. 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 AS3221 announce?
AS3221 announces 65.3K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in Estonia.
Who operates AS3221?
AS3221 is operated by Haridus- ja Teadusministeerium. The organization is based in Estonia. You can view all IP ranges and related ASNs on the organization page.
What country is AS3221 registered in?
AS3221 is registered in Estonia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
