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Autonomous System

AS42300

Top Connect Ou

Announced IPs
2,560
CIDR prefixes
5
ASN
AS42300

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 →

Network profile

Source: PeeringDB →
Traffic level 100-1000Mbps
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open
IRR record RIPE::AS-TOPCONNECT

Present at 2 internet exchanges: RTIX, TLLIX

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
77.240.240.0/22 1.0K
98.0%
Top Connect Ou EE Harjumaa Tallinn
178.236.200.0/23 512
99.8%
Top Connect Ou EE
194.15.248.0/23 512
0.0%
Top Connect Ou EE
178.236.202.0/24 256
100.0%
Top Connect Ou EE
194.15.250.0/24 256
0.0%
Top Connect Ou EE

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS42300 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
178.236.202.0/24 7,691 2026-07-26 22:03:07
194.15.248.0/24 7,440 2026-07-26 21:45:25
178.236.200.0/23 7,387 2026-07-26 21:45:13
77.240.240.0/22 7,260 2026-07-26 21:45:13
77.240.241.0/24 4,959 2026-07-26 22:03:07
77.240.240.0/24 4,354 2026-07-26 22:03:07
77.240.242.0/24 4,347 2026-07-26 22:03:07
77.240.243.0/24 4,346 2026-07-26 22:03:07
194.15.248.0/22 4,238 2026-07-26 22:03:07
178.236.201.0/24 4,222 2026-07-26 22:03:07
178.236.200.0/24 4,191 2026-07-26 22:03:07
178.236.200.0/22 102 2026-07-25 08:29:19

Frequently Asked Questions

What is AS42300?

AS42300 is an Autonomous System Number assigned to Top Connect Ou. 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 AS42300 announce?

AS42300 announces 2.6K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in Estonia.

Who operates AS42300?

AS42300 is operated by Top Connect Ou. The organization is based in Estonia. You can view all IP ranges and related ASNs on the organization page.

What country is AS42300 registered in?

AS42300 is registered in Estonia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-26 23:55:30 UTC
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