# 3.18.122.104 — IP Intelligence Summary

3.18.122.104 is an IPv4 address operated by AMAZON-02 - Amazon.com, Inc., US (AS16509), with approximate network location Columbus, United States. Its reverse DNS name is ec2-3-18-122-104.us-east-2.compute.amazonaws.com. As of November 14, 2026, IPDebrief rates it Low Risk (10/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/3.18.122.104
- Last updated: 2026-11-14

## Ownership

- Organization: Amazon Technologies Inc.
- Network name: AT-88-Z
- Allocated block: 3.0.0.0/9
- 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 (10/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- ec2-3-18-122-104.us-east-2.compute.amazonaws.com
- Forward-confirmed: yes

## Exposed services

- 443/tcp — https

## DNS posture

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

- caa: Not found at queried name (com)
- spf: Unknown / lookup inconclusive (ec2-3-18-122-104.us-east-2.compute.amazonaws.com, samsungiotcloud.com)
- dmarc: Unknown / lookup inconclusive (_dmarc.ec2-3-18-122-104.us-east-2.compute.amazonaws.com, _dmarc.samsungiotcloud.com)
- dnssec: Unknown / lookup inconclusive (104.122.18.3.in-addr.arpa)
- fcrDns: Unknown / lookup inconclusive (ec2-3-18-122-104.us-east-2.compute.amazonaws.com)

## TLS observations

- CN=*.samsungiotcloud.com, OU=uuid:ab0b0ac4-aae9-4958-a04d-8ec36fe1b2f9, O=Samsung Electronics, C=KR; port unknown; target —; Historical certificate; current certificate unknown; valid until 2035-04-09T07:40:32.0000000+00:00

## Nearby addresses

- 3.18.122.69 (https://ipdebrief.com/3.18.122.69)

## Addresses sharing infrastructure

- 3.15.66.241 — Same TLS certificate (https://ipdebrief.com/3.15.66.241)
- 3.16.119.180 — Same TLS certificate (https://ipdebrief.com/3.16.119.180)
- 3.17.232.163 — Same TLS certificate (https://ipdebrief.com/3.17.232.163)
- 3.17.243.253 — Same TLS certificate (https://ipdebrief.com/3.17.243.253)
- 3.17.251.143 — Same TLS certificate (https://ipdebrief.com/3.17.251.143)
- 3.18.90.212 — Same TLS certificate (https://ipdebrief.com/3.18.90.212)
- 3.20.189.213 — Same TLS certificate (https://ipdebrief.com/3.20.189.213)
- 3.128.0.235 — Same TLS certificate (https://ipdebrief.com/3.128.0.235)
- 3.131.0.174 — Same TLS certificate (https://ipdebrief.com/3.131.0.174)
- 3.136.133.167 — Same TLS certificate (https://ipdebrief.com/3.136.133.167)
- 18.189.207.46 — Same TLS certificate (https://ipdebrief.com/18.189.207.46)
- 18.223.222.162 — Same TLS certificate (https://ipdebrief.com/18.223.222.162)

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Source: IPDebrief, "3.18.122.104 IP intelligence", https://ipdebrief.com/3.18.122.104, updated 2026-11-14. Assessments are probabilistic.