# 3.5.78.251 — IP Intelligence Summary

3.5.78.251 is an IPv4 address operated by Amazon Web Services, with approximate network location Boardman, United States. Its reverse DNS name is s3-r-w.us-west-2.amazonaws.com. As of November 8, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/3.5.78.251
- Last updated: 2026-11-08

## Ownership

- Organization: —
- Network name: —
- Allocated block: —
- ASN: —
- Regional registry: —
- Registered holder: —
- Routing operator: —
- Network registration country: —
- Registrant address country: —
- Cloud / hosting provider: Amazon Web Services

## Location

- City: Boardman
- Region: OR
- Country: United States
- Time zone: America/Los_Angeles

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

## Reverse DNS

- s3-r-w.us-west-2.amazonaws.com
- Forward-confirmed: no

## 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

## Nearby addresses

- 3.5.78.15 (https://ipdebrief.com/3.5.78.15)
- 3.5.78.19 (https://ipdebrief.com/3.5.78.19)
- 3.5.78.27 (https://ipdebrief.com/3.5.78.27)
- 3.5.78.31 (https://ipdebrief.com/3.5.78.31)
- 3.5.78.50 (https://ipdebrief.com/3.5.78.50)
- 3.5.78.52 (https://ipdebrief.com/3.5.78.52)
- 3.5.78.57 (https://ipdebrief.com/3.5.78.57)
- 3.5.78.62 (https://ipdebrief.com/3.5.78.62)
- 3.5.78.202 (https://ipdebrief.com/3.5.78.202)
- 3.5.78.203 (https://ipdebrief.com/3.5.78.203)
- 3.5.78.214 (https://ipdebrief.com/3.5.78.214)
- 3.5.78.217 (https://ipdebrief.com/3.5.78.217)

---

Source: IPDebrief, "3.5.78.251 IP intelligence", https://ipdebrief.com/3.5.78.251, updated 2026-11-08. Assessments are probabilistic.