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Autonomous System

AS205937

Bulgartransgaz EAD

Announced IPs
256
CIDR prefixes
1
ASN
AS205937

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
93.94.139.0/24 256
2.0%
Bulgartransgaz EAD BG

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS205937 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
93.94.139.0/24 51,676 2026-07-28 21:06:38

Frequently Asked Questions

What is AS205937?

AS205937 is an Autonomous System Number assigned to Bulgartransgaz EAD. 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 AS205937 announce?

AS205937 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Bulgaria.

Who operates AS205937?

AS205937 is operated by Bulgartransgaz EAD. The organization is based in Bulgaria. You can view all IP ranges and related ASNs on the organization page.

What country is AS205937 registered in?

AS205937 is registered in Bulgaria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 21:10:36 UTC
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