143.89.144.204
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Forward-confirmed reverse DNS (FCrDNS) +10
- Long-established allocation (36y) +6
- Not on any threat blocklist +5
- Trust score 86 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
DNS records
- Reverse DNS (PTR)
- dy144-204.ust.hk
- Forward-confirmed (FCrDNS)
- ✓ Confirmed
- PTR TTL
- 3600 s
- Reverse DNS last checked
- 2026-07-24 04:20 UTC
- Forward DNS last checked
- 2026-07-24 04:20 UTC
Forward DNS records for dy144-204.ust.hk
| Type | Value | Priority | TTL |
|---|---|---|---|
| A | 143.89.144.204 | — | 172678s |
Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.
Network Allocation for 143.89.144.204
- CIDR range
- 143.89.144.0/20
- IP range (int)
- 2,405,011,456 — 2,405,015,551
- Prefix length
- /20
- Organization
- Hong Kong University of Science and Technology
- ASN
- AS3363
- ASN name
- Hong Kong University of Science and Technology
- Location
- Tseung Kwan O, Sai Kung District, Hong Kong
- Coordinates
- 22.334600, 114.253600
- Accuracy radius
- 5 km
- Regional Internet Registry
- ARIN
- Allocated
- 1990-09-07
- Data source(s)
- maxmind_city, maxmind_asn, maxmind_country, ipinfo_lite
- Last updated
- 2026-07-21 04:08:42
BGP Routing
Live BGP anomalies →Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.
RIR Ownership History
Atom feed ⇲Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.
| Date | Event | From | To |
|---|---|---|---|
| 2026-05-10 | RIR Transfer | arin | apnic |
See the full history for 143.89.0.0/16.
Frequently Asked Questions
Who owns 143.89.144.204?
143.89.144.204 is allocated to Hong Kong University of Science and Technology (AS3363), registered in Tseung Kwan O, Hong Kong.
Where is 143.89.144.204 located?
The geolocation for 143.89.144.204 maps to Tseung Kwan O, Hong Kong based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.
What network is 143.89.144.204 on?
143.89.144.204 belongs to the 143.89.144.0/20 network block announced by AS3363. This range contains 4,096 addresses.
Does 143.89.144.204 have a reverse DNS record?
Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.
Neighbors
Other addresses in the same /24.
