Autonomous system
AS41230 ASK4
Residential RIPE
IPv4 addresses
88.32K
12 prefixes
IPv6 prefixes
7
counted as prefixes, not addresses
Countries
1
mostly GB
Flagged prefixes
0
none
Summary
ASK4
isp residential eyeball fiber
ASK4 (ASK4 Limited, Sheffield) is a UK managed-internet provider for
multi-tenant residential buildings. This ASN carries the residents it connects.
What it's used for
- Home internet for residents of purpose-built student accommodation, build-to-rent, and co-living buildings, delivered as managed full-fibre and in-building WiFi.
Notable
- An "eyeball" network: addresses here are residents' home connections, i.e. end users, not servers.
- ASK4 specialises in multi-tenant living rather than open-market retail broadband, serving buildings across the UK and continental Europe.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Address space
Summary
| Country | Name | Prefixes |
|---|---|---|
| GB | United Kingdom | 19 |
Registry
Allocation record
- Registry
- RIPE
- Handle
AS41230- Registry name
- ASK4
- Registrant
- MNT-ASK4
- Abuse contact
- abuse@ask4.com
- Registered
- 2006-07-05
- Last changed
- 2024-03-07
- Status
- active
Reputation
Classification and threat
Residential Fixed-line consumer ISP. Addresses here are homes.
No IC3 indicators Nothing from the FBI IC3 feed.
Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere