# 66.81.168.163 — IP Intelligence Summary

66.81.168.163 is an IPv4 address operated by AS15704 - XTRA TELECOM S.A., ES (AS15704), with approximate network location Madrid, Spain. As of November 14, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/66.81.168.163
- Last updated: 2026-11-14

## Ownership

- Organization: David Barbarin Aramendia
- Network name: ES-MUNDITELECOM-20120213
- Allocated block: 66.81.160.0/19
- ASN: AS15704 (https://ipdebrief.com/asn/15704)
- Regional registry: ARIN
- Registered holder: David Barbarin Aramendia
- Routing operator: AS15704 - XTRA TELECOM S.A., ES
- Network registration country: ES
- Registrant address country: —

## Location

- City: Madrid
- Region: Madrid
- Country: Spain
- Time zone: Europe/Madrid

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

## DNS posture

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

- caa: Not checked
- spf: Not checked
- dmarc: Not checked
- dnssec: Unknown / lookup inconclusive (163.168.81.66.in-addr.arpa)
- fcrDns: Not checked

## Nearby addresses

- 66.81.168.99 (https://ipdebrief.com/66.81.168.99)
- 66.81.168.136 (https://ipdebrief.com/66.81.168.136)
- 66.81.168.166 (https://ipdebrief.com/66.81.168.166)
- 66.81.168.178 (https://ipdebrief.com/66.81.168.178)
- 66.81.168.199 (https://ipdebrief.com/66.81.168.199)

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Source: IPDebrief, "66.81.168.163 IP intelligence", https://ipdebrief.com/66.81.168.163, updated 2026-11-14. Assessments are probabilistic.