# 104.163.172.4 — IP Intelligence Summary

104.163.172.4 is an IPv4 address announced by AS1403, with approximate network location Montreal, Canada. Its reverse DNS name is 104-163-172-4.qc.ftth.ebox.net. As of November 9, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/104.163.172.4
- Last updated: 2026-11-09

## Ownership

- Organization: EBOX
- Network name: EBOX-NET-104-163-128-0-1
- Allocated block: 104.163.128.0/17
- ASN: AS1403 (https://ipdebrief.com/asn/1403)
- Regional registry: ARIN
- Registered holder: EBOX
- Routing operator: —
- Network registration country: Canada
- Registrant address country: —

## Location

- City: Montreal
- Region: QC
- Country: Canada
- Time zone: America/Toronto

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

- 104-163-172-4.qc.ftth.ebox.net
- 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, "104.163.172.4 IP intelligence", https://ipdebrief.com/104.163.172.4, updated 2026-11-09. Assessments are probabilistic.