# 16.18.204.164 — IP Intelligence Summary

16.18.204.164 is an IPv4 address operated by Amazon.com, Inc. (AS16509), geolocated to Zurich, Switzerland. Its reverse DNS name is ec2-16-18-204-164.eu-central-2.compute.amazonaws.com. As of October 30, 2026, IPDebrief rates it Moderate Risk (40/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/16.18.204.164
- Last updated: 2026-10-30

## Ownership

- Organization: Amazon.com, Inc.
- Network name: AMAZO-4
- Allocated block: 16.15.0.0/16
- ASN: AS16509 (https://ipdebrief.com/asn/16509)
- Regional registry: ARIN
- Cloud / hosting provider: Amazon Web Services

## Location

- City: Zurich
- Region: ZH
- Country: Switzerland
- Time zone: Europe/Zurich

## Network classification

- Infrastructure type: Unknown
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Moderate Risk (40/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- ec2-16-18-204-164.eu-central-2.compute.amazonaws.com
- Forward-confirmed: yes

## Exposed services

- 443/tcp — https

## Addresses sharing infrastructure

- 16.18.49.96 — Same TLS certificate (https://ipdebrief.com/16.18.49.96)
- 16.19.0.52 — Same TLS certificate (https://ipdebrief.com/16.19.0.52)
- 16.62.132.61 — Same TLS certificate (https://ipdebrief.com/16.62.132.61)
- 16.62.176.117 — Same TLS certificate (https://ipdebrief.com/16.62.176.117)
- 51.96.13.204 — Same TLS certificate (https://ipdebrief.com/51.96.13.204)
- 51.96.60.52 — Same TLS certificate (https://ipdebrief.com/51.96.60.52)

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Source: IPDebrief, "16.18.204.164 IP intelligence", https://ipdebrief.com/16.18.204.164, updated 2026-10-30. Assessments are probabilistic.