# 18.189.236.83 — IP Intelligence Summary

18.189.236.83 is an IPv4 address operated by AMAZON-02 - Amazon.com, Inc., US (AS16509), with approximate network location Columbus, United States. As of November 13, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/18.189.236.83
- Last updated: 2026-11-13

## Ownership

- Organization: Amazon Technologies Inc.
- Network name: AT-88-Z
- Allocated block: 18.32.0.0/11
- ASN: AS16509 (https://ipdebrief.com/asn/16509)
- Regional registry: ARIN
- Registered holder: Amazon Technologies Inc.
- Routing operator: AMAZON-02 - Amazon.com, Inc., US
- Network registration country: United States
- Registrant address country: —
- Cloud / hosting provider: Amazon Web Services

## Location

- City: Columbus
- Region: OH
- Country: United States
- Time zone: America/New_York

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: Unknown
- 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

- 443/tcp — https

## DNS posture

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

- caa: Unknown / lookup inconclusive (amazonaws.com)
- spf: Not checked
- dmarc: Not checked
- dnssec: Unknown / lookup inconclusive (83.236.189.18.in-addr.arpa)
- fcrDns: Not checked

## TLS observations

- CN=*.aibixby.com; port unknown; target —; Historical certificate; current certificate unknown; valid until 2027-01-22T23:59:59.0000000+00:00

## Addresses sharing infrastructure

- 3.16.61.118 — Same TLS certificate (https://ipdebrief.com/3.16.61.118)
- 3.17.248.190 — Same TLS certificate (https://ipdebrief.com/3.17.248.190)
- 3.20.14.21 — Same TLS certificate (https://ipdebrief.com/3.20.14.21)
- 3.22.62.146 — Same TLS certificate (https://ipdebrief.com/3.22.62.146)
- 3.23.91.160 — Same TLS certificate (https://ipdebrief.com/3.23.91.160)
- 3.23.175.49 — Same TLS certificate (https://ipdebrief.com/3.23.175.49)
- 3.128.116.235 — Same TLS certificate (https://ipdebrief.com/3.128.116.235)
- 3.128.158.41 — Same TLS certificate (https://ipdebrief.com/3.128.158.41)
- 3.130.168.19 — Same TLS certificate (https://ipdebrief.com/3.130.168.19)
- 3.132.74.212 — Same TLS certificate (https://ipdebrief.com/3.132.74.212)
- 3.133.167.145 — Same TLS certificate (https://ipdebrief.com/3.133.167.145)
- 3.133.175.49 — Same TLS certificate (https://ipdebrief.com/3.133.175.49)

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Source: IPDebrief, "18.189.236.83 IP intelligence", https://ipdebrief.com/18.189.236.83, updated 2026-11-13. Assessments are probabilistic.