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 |
|---|---|---|---|---|---|---|
| 141.201.0.0/16 | 65.5K |
0.2%
|
Universitaet Salzburg | AT | Salzburg | Salzburg |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS1109 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 |
|---|---|---|
| 141.201.0.0/16 | 11,951 | 2026-09-13 19:48:36 |
Frequently Asked Questions
What is AS1109?
AS1109 is an Autonomous System Number assigned to Universitaet Salzburg. 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 AS1109 announce?
AS1109 announces 65.5K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Austria.
Who operates AS1109?
AS1109 is operated by Universitaet Salzburg. The organization is based in Austria. You can view all IP ranges and related ASNs on the organization page.
What country is AS1109 registered in?
AS1109 is registered in Austria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
