# 42.1.70.172 — IP Intelligence Summary

42.1.70.172 is an IPv4 address announced by AS131429, with approximate network location Hanoi, Vietnam. As of November 11, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/42.1.70.172
- Last updated: 2026-11-11

## Ownership

- Organization: Do Quang Duong
- Network name: MOBIFONE-VN
- Allocated block: 42.1.64.0/18
- ASN: AS131429 (https://ipdebrief.com/asn/131429)
- Regional registry: APNIC
- Registered holder: Do Quang Duong
- Routing operator: —
- Network registration country: VN
- Registrant address country: —

## Location

- City: Hanoi
- Region: Hanoi
- Country: Vietnam
- Time zone: Asia/Ho_Chi_Minh

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

## 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

- 42.1.70.56 (https://ipdebrief.com/42.1.70.56)
- 42.1.70.62 (https://ipdebrief.com/42.1.70.62)
- 42.1.70.84 (https://ipdebrief.com/42.1.70.84)
- 42.1.70.93 (https://ipdebrief.com/42.1.70.93)
- 42.1.70.98 (https://ipdebrief.com/42.1.70.98)
- 42.1.70.100 (https://ipdebrief.com/42.1.70.100)
- 42.1.70.116 (https://ipdebrief.com/42.1.70.116)
- 42.1.70.173 (https://ipdebrief.com/42.1.70.173)
- 42.1.70.211 (https://ipdebrief.com/42.1.70.211)
- 42.1.70.229 (https://ipdebrief.com/42.1.70.229)
- 42.1.70.255 (https://ipdebrief.com/42.1.70.255)

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Source: IPDebrief, "42.1.70.172 IP intelligence", https://ipdebrief.com/42.1.70.172, updated 2026-11-11. Assessments are probabilistic.