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: Peering.cz, NIX.CZ: Public peering VLAN
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 46.149.112.0/20 | 4.1K |
27.7%
|
Alf servis, s.r.o. | CZ | South Moravian | Blansko |
| 91.227.134.0/23 | 512 |
2.5%
|
Alf servis, s.r.o. | CZ | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS52092 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 |
|---|---|---|
| 46.149.112.0/20 | 5,018 | 2026-07-31 02:06:15 |
| 91.227.134.0/23 | 4,953 | 2026-07-31 01:46:34 |
Frequently Asked Questions
What is AS52092?
AS52092 is an Autonomous System Number assigned to Alf servis, s.r.o.. 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 AS52092 announce?
AS52092 announces 4.6K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Czechia.
Who operates AS52092?
AS52092 is operated by Alf servis, s.r.o.. The organization is based in Czechia. You can view all IP ranges and related ASNs on the organization page.
What country is AS52092 registered in?
AS52092 is registered in Czechia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
