CF1763332911091-tsm20251116095642

DNSWHOIS.INFO - 81.21.75.87

Search for IP or hostnames:

81.21.75.87 checked at 2025-11-16T22:41:51.071Z 266ms 11/11/11 100% R:9 allDone:true timedOut:false

PTRs and A-records


RBLS

Köln, North Rhine-Westphalia, 🇩🇪 Germany

81.21.75.87 Köln, North Rhine-Westphalia, 🇩🇪 GermanyCourtesy of ipinfo.io

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq