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
- Active-threat / abuse risk −12
- Long-established allocation (35y) +6
- Enterprise allocation +4
- Trust score 63 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Geolocation
All 1 IP addresses in 148.66.21.43/32
BGP Routing
Live BGP anomalies →This block is announced in BGP, observed across our RIPE RIS collectors.
RIR Ownership History
Atom feed ⇲Allocation changes captured weekly from regional internet registry (RIR) delegation files.
| Date | Event | From | To |
|---|---|---|---|
| 2026-05-10 | RIR Transfer | arin | apnic |
Frequently Asked Questions
What is 148.66.21.43/32?
148.66.21.43/32 is a CIDR network block containing 1 IPv4 addresses (from 148.66.21.43 to 148.66.21.43). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 148.66.21.43/32 network?
The 148.66.21.43/32 range is allocated to Netsec Limited and announced via AS45753 from Hong Kong.
How many IP addresses are in 148.66.21.43/32?
148.66.21.43/32 contains exactly 1 usable IPv4 addresses. A /32 prefix length means 1 addresses are covered by this single routing entry.
