# 42.51.13.91 — IP Intelligence Summary

42.51.13.91 is an IPv4 address announced by AS56005, with approximate network location Shenzhen, China. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/42.51.13.91
- Last updated: 2026-11-12

## Ownership

- Organization: Liu Wei
- Network name: HTU-NET
- Allocated block: 42.51.0.0/17
- ASN: AS56005 (https://ipdebrief.com/asn/56005)
- Regional registry: APNIC
- Registered holder: Liu Wei
- Routing operator: —
- Network registration country: CN
- Registrant address country: —

## Location

- City: Shenzhen
- Region: Guangdong
- Country: China
- Time zone: —

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

- 42.51.13.64 (https://ipdebrief.com/42.51.13.64)
- 42.51.13.88 (https://ipdebrief.com/42.51.13.88)
- 42.51.13.138 (https://ipdebrief.com/42.51.13.138)

---

Source: IPDebrief, "42.51.13.91 IP intelligence", https://ipdebrief.com/42.51.13.91, updated 2026-11-12. Assessments are probabilistic.