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Autonomous System

AS203715

Isavia ohf

Announced IPs
1,024
CIDR prefixes
1
ASN
AS203715

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
185.126.60.0/22 1.0K
0.0%
Isavia ohf IS Capital Region Hafnarfjordur

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS203715 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.126.60.0/23 7,655 2026-07-31 03:34:23
185.126.62.0/23 5,296 2026-07-31 03:32:48

Frequently Asked Questions

What is AS203715?

AS203715 is an Autonomous System Number assigned to Isavia ohf. 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 AS203715 announce?

AS203715 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Iceland.

Who operates AS203715?

AS203715 is operated by Isavia ohf. The organization is based in Iceland. You can view all IP ranges and related ASNs on the organization page.

What country is AS203715 registered in?

AS203715 is registered in Iceland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-31 03:40:32 UTC
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