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Autonomous System

AS48628

CoreISP Group Limited

Announced IPs
768
CIDR prefixes
3
ASN
AS48628

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 →
Network type Cable/DSL/ISP
Traffic level 50-100Gbps
Geographic scope Europe
Traffic ratio Heavy Inbound
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
37.0.8.0/24 256
84.8%
CoreISP Group Limited NL
91.238.192.0/24 256
100.0%
CoreISP Group Limited GB
185.161.110.0/24 256
88.3%
CoreISP Group Limited NL

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS48628 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.161.110.0/24 7,904 2026-08-02 16:33:50
37.0.8.0/24 7,890 2026-08-02 16:33:50
91.238.192.0/24 7,490 2026-08-04 20:17:07

Frequently Asked Questions

What is AS48628?

AS48628 is an Autonomous System Number assigned to CoreISP Group 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 AS48628 announce?

AS48628 announces 768 IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS48628?

AS48628 is operated by CoreISP Group Limited. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS48628 registered in?

AS48628 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: 2026-08-04 20:40:31 UTC
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