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
- Long-established allocation (17y) +6
- Not on any threat blocklist +5
- Has a reverse-DNS (PTR) record +5
- Trust score 81 / 100
Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
Reverse DNS history
How this IP's reverse DNS (PTR) has changed over time, from our scans.
Reverse-DNS changes between Jun 2, 2026 and Sep 29, 2026 were not recorded; the current PTR is shown from its earliest retained observation.
- no PTR — since at least Sep 29, 2026 → present
- 219.43.121.188.host.secureserver.net stable — Jun 2, 2026 → Sep 29, 2026
Network Allocation for 188.121.43.219
- CIDR range
- 188.121.40.0/21
- IP range (int)
- 3,162,056,704 — 3,162,058,751
- Prefix length
- /21
- Location
- Germany
- Coordinates
- 51.299300, 9.491000
- Accuracy radius
- 200 km
- Regional Internet Registry
- RIPE
- Allocated
- 2009-05-06
- Data source(s)
- ipinfo_lite, maxmind_city, maxmind_country
- Last updated
- 2026-09-29 02:32:10
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 | New Allocation | — | DE |
See the full history for 188.121.32.0/20.
Frequently Asked Questions
Who owns 188.121.43.219?
188.121.43.219 is allocated to an unknown organization, registered in Germany.
Where is 188.121.43.219 located?
The geolocation for 188.121.43.219 maps to Germany 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 188.121.43.219 on?
188.121.43.219 belongs to the 188.121.40.0/21 network block. This range contains 2,048 addresses.
Does 188.121.43.219 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.
