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Autonomous System

AS28886

RETN Limited

Announced IPs
4,096
CIDR prefixes
1
ASN
AS28886

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
  • Baseline (neutral) 65
  • Trust score 65 / 100

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

About RETN

RETN Networks Limited is a British internet service providing company headquartered in London, United Kingdom. Founded in 2003, RETN operates a high-capacity backbone network that spans over 140,000 kilometres with more than 970 Points of Presence across Europe, Asia, and the United States.

Founded
2002
Headquarters
London
Industry
telecommunications
Employees
200

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
217.28.48.0/20 4.1K
0.0%
RETN Limited GB

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS28886 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
217.28.48.0/20 6,290 2026-07-24 15:47:19

Frequently Asked Questions

What is AS28886?

AS28886 is an Autonomous System Number assigned to RETN Limited. 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 AS28886 announce?

AS28886 announces 4.1K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Latvia.

Who operates AS28886?

AS28886 is operated by RETN Limited. The organization is based in Latvia. You can view all IP ranges and related ASNs on the organization page.

What country is AS28886 registered in?

AS28886 is registered in Latvia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 16:25:32 UTC
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