AS210303
Hamburg Port Authority AoeR
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 →
AS210303 — global IP footprint
Cities where AS210303 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 |
|---|---|---|---|---|---|---|
| 194.107.252.0/22 | 1.0K |
0.2%
|
Hamburg Port Authority AoeR | DE | Free and Hanseatic City of Hamburg | Hamburg |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS210303 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 |
|---|---|---|
| 194.107.252.0/22 | 8,951 | 2026-08-05 05:48:13 |
Frequently Asked Questions
What is AS210303?
AS210303 is an Autonomous System Number assigned to Hamburg Port Authority AoeR. 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 AS210303 announce?
AS210303 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Germany.
Who operates AS210303?
AS210303 is operated by Hamburg Port Authority AoeR. The organization is based in Germany. You can view all IP ranges and related ASNs on the organization page.
What country is AS210303 registered in?
AS210303 is registered in Germany. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
