123.21.77.207
123.21.77.207 is an IPv4 address operated by VNPT-AS-VN - VNPT Corp, VN (AS45899), with approximate network location Ho Chi Minh City, Vietnam. As of November 14, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | IRT-VNNIC-AP |
| ASN | AS45899 |
| Network Name | VNPT-VN |
| CIDR Block | 123.16.0.0/12 |
| RIR | APNIC |
| Network registration country | VN |
| Routing operator | VNPT-AS-VN - VNPT Corp, VN |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
DNS Posture
Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP. DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.
Not assessed: 0 conclusive IP DNS checks.
| caa | Not checked |
| spf | Not checked |
| dmarc | Not checked |
| dnssec | Not checked |
| fcrDns | Not checked |
☁️ 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 | |||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS45899 |
| Network Prefix | 123.21.64.0/20 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 2 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 20% | 5 | 6 |
| Data Coherence | Consistent (100%) |
| Attribution | Very Low (20%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Stale
| First Seen | 2026-07-03 10:48:35 UTC |
| Last Seen | 2026-10-06 10:12:32 UTC |
| Profile Built | 2026-11-14 08:45:22 UTC |
| Data Freshness | Stale |
| Signal Types | 14 |
| Total Observations | 14 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 123.21.77.207
Who owns the IP address 123.21.77.207?
123.21.77.207 is registered to IRT-VNNIC-AP. The address falls within the 123.16.0.0/12 network block. Registration is held at APNIC.
Where is 123.21.77.207 located?
Geolocation data places 123.21.77.207 in Ho Chi Minh City, Ho Chi Minh, Vietnam. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 123.21.77.207 malicious or safe?
123.21.77.207 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.