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 |
|---|---|---|---|---|---|---|
| 195.20.153.0/24 | 256 |
0.0%
|
SPAN d.d. | HR | City of Zagreb | Zagreb |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS197521 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 |
|---|---|---|
| 195.20.153.0/24 | 11,750 | 2026-07-27 06:06:21 |
Frequently Asked Questions
What is AS197521?
AS197521 is an Autonomous System Number assigned to SPAN d.d.. 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 AS197521 announce?
AS197521 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Croatia.
Who operates AS197521?
AS197521 is operated by SPAN d.d.. The organization is based in Croatia. You can view all IP ranges and related ASNs on the organization page.
What country is AS197521 registered in?
AS197521 is registered in Croatia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
