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Autonomous System

AS28775

Ooo Transtelecom

Announced IPs
8,192
CIDR prefixes
3
ASN
AS28775

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.

70/100
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
217.21.208.0/20 4.1K
30.5%
Ooo Transtelecom RU
5.57.232.0/21 2.0K
0.0%
Ooo Transtelecom RU
94.198.192.0/21 2.0K
4.7%
Ooo Transtelecom RU

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS28775 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
5.57.232.0/21 30,027 2026-07-31 10:02:24
94.198.192.0/21 25,601 2026-07-31 10:03:47
217.21.208.0/20 25,268 2026-07-31 10:04:28
5.57.239.0/24 16,561 2026-07-31 10:02:24

Frequently Asked Questions

What is AS28775?

AS28775 is an Autonomous System Number assigned to Ooo Transtelecom. 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 AS28775 announce?

AS28775 announces 8.2K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Russia.

Who operates AS28775?

AS28775 is operated by Ooo Transtelecom. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS28775 registered in?

AS28775 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-31 10:10:31 UTC
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