# 81.100.88.236 — IP Intelligence Summary

81.100.88.236 is an IPv4 address announced by AS5089, with approximate network location Dundee, United Kingdom. Its reverse DNS name is dund-17-b2-v4wan-169666-cust2283.vm6.cable.virginm.net. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/81.100.88.236
- Last updated: 2026-11-13

## Ownership

- Organization: AS5089-MNT
- Network name: VMCBBUK
- Allocated block: 81.100.80.0/20
- ASN: AS5089 (https://ipdebrief.com/asn/5089)
- Regional registry: RIPE
- Registered holder: AS5089-MNT
- Routing operator: —
- Network registration country: GB
- Registrant address country: —

## Location

- City: Dundee
- Region: Scotland
- 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

- dund-17-b2-v4wan-169666-cust2283.vm6.cable.virginm.net
- Forward-confirmed: yes

## 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, "81.100.88.236 IP intelligence", https://ipdebrief.com/81.100.88.236, updated 2026-11-13. Assessments are probabilistic.