# 73.121.187.253 — IP Intelligence Summary

73.121.187.253 is an IPv4 address, with approximate network location Oak Ridge, United States. Its reverse DNS name is c-73-121-187-253.hsd1.va.comcast.net. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/73.121.187.253
- Last updated: 2026-11-12

## Ownership

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

## Location

- City: Oak Ridge
- Region: TN
- Country: United States
- Time zone: America/New_York

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

## Reverse DNS

- c-73-121-187-253.hsd1.va.comcast.net
- Forward-confirmed: yes

## 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, "73.121.187.253 IP intelligence", https://ipdebrief.com/73.121.187.253, updated 2026-11-12. Assessments are probabilistic.