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 1 internet exchange: RIX
Web3 footprint
AS51896 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.
AS51896 — global IP footprint
Cities where AS51896 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS51896 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 |
|---|---|---|
| 154.194.43.0/24 | 7,143 | 2026-07-24 00:06:06 |
| 31.209.152.0/21 | 5,119 | 2026-07-24 00:02:21 |
| 31.209.144.0/21 | 4,989 | 2026-07-24 00:02:21 |
| 31.209.136.0/21 | 4,958 | 2026-07-24 00:02:21 |
| 46.22.96.0/20 | 4,943 | 2026-07-24 00:02:21 |
| 89.17.128.0/19 | 4,926 | 2026-07-24 00:02:21 |
| 185.191.232.0/22 | 4,924 | 2026-07-24 00:02:21 |
| 46.22.96.0/24 | 4,819 | 2026-07-24 00:02:21 |
| 157.157.184.0/22 | 4,807 | 2026-07-24 00:02:21 |
Frequently Asked Questions
What is AS51896?
AS51896 is an Autonomous System Number assigned to Hringdu ehf. 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 AS51896 announce?
AS51896 announces 20.7K IPv4 addresses distributed across 17 routed CIDR prefixes. The network is registered in Iceland.
Who operates AS51896?
AS51896 is operated by Hringdu ehf. The organization is based in Iceland. You can view all IP ranges and related ASNs on the organization page.
What country is AS51896 registered in?
AS51896 is registered in Iceland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
