# 217.155.227.146 — IP Intelligence Summary

217.155.227.146 is an IPv4 address announced by AS13037, with approximate network location Rickmansworth, United Kingdom. Its reverse DNS name is 217-155-227-146.dsl.in-addr.zen.co.uk. As of October 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/217.155.227.146
- Last updated: 2026-10-12

## Ownership

- Organization: Zen Internet Ltd
- Network name: UK-ZEN-20020703
- Allocated block: 217.155.0.0/16
- ASN: AS13037 (https://ipdebrief.com/asn/13037)
- Regional registry: RIPE
- Registered holder: Zen Internet Ltd
- Routing operator: —
- Network registration country: GB
- Registrant address country: —

## Location

- City: Rickmansworth
- Region: England
- Country: United Kingdom
- Time zone: Europe/London

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (0/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- 217-155-227-146.dsl.in-addr.zen.co.uk
- Forward-confirmed: no

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- spf: Not checked
- dmarc: Not checked
- fcrDns: Not checked
- dnssec: Not checked
- caa: Not checked

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Source: IPDebrief, "217.155.227.146 IP intelligence", https://ipdebrief.com/217.155.227.146, updated 2026-10-12. Assessments are probabilistic.