AS43919
Alliance Healthcare Espana S.A.
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 |
|---|---|---|---|---|---|---|
| 79.171.40.0/21 | 2.0K |
0.2%
|
Alliance Healthcare Espana S.A. | ES | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS43919 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 |
|---|---|---|
| 79.171.40.0/24 | 6,742 | 2026-08-02 20:15:03 |
| 79.171.40.0/23 | 6,632 | 2026-08-02 20:19:26 |
| 79.171.40.0/21 | 5,079 | 2026-08-02 20:15:03 |
Frequently Asked Questions
What is AS43919?
AS43919 is an Autonomous System Number assigned to Alliance Healthcare Espana S.A.. 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 AS43919 announce?
AS43919 announces 2.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Spain.
Who operates AS43919?
AS43919 is operated by Alliance Healthcare Espana S.A.. The organization is based in Spain. You can view all IP ranges and related ASNs on the organization page.
What country is AS43919 registered in?
AS43919 is registered in Spain. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
