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 |
|---|---|---|---|---|---|---|
| 87.247.230.0/23 | 512 |
0.0%
|
Tersedia SAS | FR | — | — |
| 87.247.224.0/24 | 256 |
0.0%
|
Tersedia SAS | FR | — | — |
| 87.247.226.0/24 | 256 |
0.0%
|
Tersedia SAS | FR | — | — |
| 185.197.100.0/24 | 256 |
0.8%
|
Tersedia SAS | FR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS57173 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 |
|---|---|---|
| 185.197.100.0/24 | 21,499 | 2026-08-04 06:50:49 |
| 87.247.226.0/24 | 20,400 | 2026-08-04 06:50:49 |
| 87.247.224.0/24 | 20,379 | 2026-08-04 06:50:49 |
| 87.247.231.0/24 | 20,368 | 2026-08-04 06:50:49 |
| 87.247.230.0/24 | 20,367 | 2026-08-04 06:50:49 |
Frequently Asked Questions
What is AS57173?
AS57173 is an Autonomous System Number assigned to Tersedia SAS. 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 AS57173 announce?
AS57173 announces 1.3K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in France.
Who operates AS57173?
AS57173 is operated by Tersedia SAS. The organization is based in France. You can view all IP ranges and related ASNs on the organization page.
What country is AS57173 registered in?
AS57173 is registered in France. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
