171.231.189.247
171.231.189.247 is an IPv4 address operated by IRT-VNNIC-AP (AS7552), geolocated to Da Nang, Vietnam. Its reverse DNS name is dynamic-ip-adsl.viettel.vn. As of August 29, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
Intelligence analysis identified IP 171.231.189.247 as belonging to VIETTEL-VN (ASN 7552) within the APNIC region. Geolocation data located the address in Da Nang, Vietnam. The system assigned a Low Risk reputation score of 25. No open ports or active services were detected, with the service purpose listed as "Firewalled / No Services." DNS records resolved to dynamic-ip-adsl.viettel.vn, though forward confirmation failed. The domain viettel.vn maintained SPF and DMARC records. Threat feeds showed zero blacklists, and the IP was not flagged as a known attacker, spam source, or Tor exit node. BGP route information indicated an origin ASN of 7552 with a prefix of 171.231.184.0/21, but route stability was reported as false. No action recommendations were generated.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | IRT-VNNIC-AP |
| ASN | AS7552 |
| Network Name | VIETTEL-VN |
| CIDR Block | 171.224.0.0/11 |
| RIR | APNIC |
| Country | VN |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | dynamic-ip-adsl.viettel.vn |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | dynamic-ip-adsl.viettel.vn |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS7552 |
| Network Prefix | 171.231.184.0/21 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 12% | 2 | 2 |
| routing | 8% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 17% | 2 | 3 |
| reputation | 8% | 1 | 2 |
| geolocation | 12% | 2 | 2 |
| Overall | 11% | 9 | 11 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-03 23:05:12 UTC |
| Last Seen | 2026-10-06 09:07:43 UTC |
| Profile Built | 2026-08-29 07:31:43 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 23 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 171.231.189.247
Who owns the IP address 171.231.189.247?
171.231.189.247 is registered to IRT-VNNIC-AP. The address falls within the 171.224.0.0/11 network block. Registration is held at APNIC.
Where is 171.231.189.247 located?
Geolocation data places 171.231.189.247 in Da Nang, Da Nang, Vietnam. The local time zone is Asia/Ho_Chi_Minh. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 171.231.189.247 malicious or safe?
171.231.189.247 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 171.231.189.247?
The reverse DNS (PTR) record for 171.231.189.247 is dynamic-ip-adsl.viettel.vn. This hostname is not forward-confirmed, so it should be treated as a weak signal.