# 158.173.21.18 — IP Intelligence Summary

158.173.21.18 is an IPv4 address, with approximate network location Amsterdam, Netherlands. As of November 11, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/158.173.21.18
- Last updated: 2026-11-11

## Ownership

- Organization: —
- Network name: —
- Allocated block: —
- ASN: —
- Regional registry: —
- Registered holder: —
- Routing operator: —
- Network registration country: —
- Registrant address country: —

## Location

- City: Amsterdam
- Region: North Holland
- Country: Netherlands
- Time zone: Europe/Amsterdam

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

## Exposed services

- 80/tcp — http
- 443/tcp — https
- 8443/tcp — https-alt

## 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

## Nearby addresses

- 158.173.21.4 (https://ipdebrief.com/158.173.21.4)
- 158.173.21.5 (https://ipdebrief.com/158.173.21.5)
- 158.173.21.6 (https://ipdebrief.com/158.173.21.6)
- 158.173.21.7 (https://ipdebrief.com/158.173.21.7)
- 158.173.21.8 (https://ipdebrief.com/158.173.21.8)
- 158.173.21.10 (https://ipdebrief.com/158.173.21.10)
- 158.173.21.11 (https://ipdebrief.com/158.173.21.11)
- 158.173.21.15 (https://ipdebrief.com/158.173.21.15)
- 158.173.21.22 (https://ipdebrief.com/158.173.21.22)
- 158.173.21.23 (https://ipdebrief.com/158.173.21.23)
- 158.173.21.25 (https://ipdebrief.com/158.173.21.25)
- 158.173.21.26 (https://ipdebrief.com/158.173.21.26)

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Source: IPDebrief, "158.173.21.18 IP intelligence", https://ipdebrief.com/158.173.21.18, updated 2026-11-11. Assessments are probabilistic.