# 139.162.18.203 — IP Intelligence Summary

139.162.18.203 is an IPv4 address operated by Linode (AS63949), with approximate network location Singapore, Singapore. It belongs to datacenter or hosting infrastructure with reverse DNS name client.notionx.com. As of October 6, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/139.162.18.203
- Last updated: 2026-10-06

## Ownership

- Organization: Linode Abuse Support
- Network name: LINODE-AP
- Allocated block: 139.162.0.1/32
- ASN: AS63949 (https://ipdebrief.com/asn/63949)
- Regional registry: ARIN
- Registered holder: Linode Abuse Support
- Routing operator: —
- Network registration country: SG
- Registrant address country: —
- Cloud / hosting provider: Linode

## Location

- City: Singapore
- Region: —
- Country: Singapore
- Time zone: Asia/Singapore

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

## Network classification

- Infrastructure type: CloudCompute
- Datacenter / hosting: yes
- 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

- client.notionx.com
- Forward-confirmed: yes

## Exposed services

- 22/tcp — ssh

## 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, "139.162.18.203 IP intelligence", https://ipdebrief.com/139.162.18.203, updated 2026-10-06. Assessments are probabilistic.