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Autonomous System

AS34555

C.C.S. (Leeds) Ltd

Announced IPs
21,504
CIDR prefixes
10
ASN
AS34555

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 20-50Gbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Open
IRR record RIPE::AS-CCSLEEDS

Present at 2 internet exchanges: LINX LON1: Main, LONAP: LON0

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS34555 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
194.12.0.0/20 27,694 2026-07-18 12:00:27
188.92.232.0/21 27,593 2026-07-18 12:00:27
78.158.32.0/20 27,573 2026-07-18 11:59:14
31.6.72.0/21 27,570 2026-07-18 11:59:14
77.95.176.0/21 27,562 2026-07-18 11:59:14
31.24.221.0/24 27,533 2026-07-18 11:59:14
185.7.148.0/22 27,511 2026-07-18 12:00:27
31.24.216.0/24 27,476 2026-07-18 11:59:14
185.4.240.0/22 27,473 2026-07-18 12:00:27
31.24.218.0/24 27,440 2026-07-18 11:59:14
31.24.219.0/24 27,436 2026-07-18 11:59:14
91.203.72.0/22 27,420 2026-07-18 12:00:27
31.24.223.0/24 27,394 2026-07-18 11:59:14
31.24.217.0/24 27,383 2026-07-18 11:59:14
178.248.32.0/21 27,383 2026-07-18 12:00:27
31.24.222.0/24 27,341 2026-07-18 11:59:14
31.24.220.0/24 27,160 2026-07-18 11:59:14

Frequently Asked Questions

What is AS34555?

AS34555 is an Autonomous System Number assigned to C.C.S. (Leeds) Ltd. 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 AS34555 announce?

AS34555 announces 21.5K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS34555?

AS34555 is operated by C.C.S. (Leeds) Ltd. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS34555 registered in?

AS34555 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-18 12:40:28 UTC
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