# 171.231.185.64 — IP Intelligence Summary

171.231.185.64 is an IPv4 address operated by IRT-VNNIC-AP (AS7552), geolocated to Da Nang, Vietnam. Its reverse DNS name is dynamic-adsl.viettel.vn. As of October 6, 2026, IPDebrief rates it Moderate Risk (50/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/171.231.185.64
- Last updated: 2026-10-06

## Ownership

- Organization: IRT-VNNIC-AP
- Network name: VIETTEL-VN
- Allocated block: 171.224.0.0/11
- ASN: AS7552 (https://ipdebrief.com/asn/7552)
- Regional registry: APNIC

## Location

- City: Da Nang
- Region: Da Nang
- Country: Vietnam
- Time zone: Asia/Ho_Chi_Minh

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Moderate Risk (50/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- dynamic-adsl.viettel.vn
- Forward-confirmed: no

## Nearby addresses

- 171.231.185.7 (https://ipdebrief.com/171.231.185.7)
- 171.231.185.22 (https://ipdebrief.com/171.231.185.22)
- 171.231.185.25 (https://ipdebrief.com/171.231.185.25)
- 171.231.185.38 (https://ipdebrief.com/171.231.185.38)
- 171.231.185.45 (https://ipdebrief.com/171.231.185.45)
- 171.231.185.56 (https://ipdebrief.com/171.231.185.56)
- 171.231.185.84 (https://ipdebrief.com/171.231.185.84)
- 171.231.185.85 (https://ipdebrief.com/171.231.185.85)
- 171.231.185.92 (https://ipdebrief.com/171.231.185.92)
- 171.231.185.95 (https://ipdebrief.com/171.231.185.95)
- 171.231.185.120 (https://ipdebrief.com/171.231.185.120)
- 171.231.185.122 (https://ipdebrief.com/171.231.185.122)

---

Source: IPDebrief, "171.231.185.64 IP intelligence", https://ipdebrief.com/171.231.185.64, updated 2026-10-06. Assessments are probabilistic.