WWW.RTSAK.COM - on-3cx.com
Search for IP or hostnames:
on-3cx.com checked at 2025-11-20T15:10:24.055Z 405ms 73/73/73 100% R:13 allDone:true timedOut:false on-3cx.com
| NS | auth1.keensystems.eu | ||||||
| A | 2a01:5860:2000::9:20:1 🇳🇱 KeenSystems B.V. | ||||||
| PTR | auth1.keensystems.eu | ||||||
| A | 185.42.9.20🇳🇱 KeenSystems B.V. | ||||||
| PTR | auth1.keensystems.eu | ||||||
| NS | auth2.keensystems.net | ||||||
| A | 2a01:5860:a000::11:20:1 🇳🇱 KeenSystems B.V. | ||||||
| PTR | auth2.keensystems.net | ||||||
| A | 185.42.11.20🇳🇱 KeenSystems B.V. | ||||||
| PTR | auth2.keensystems.net | ||||||
| MX | mx1.keenserver.nl | ||||||
| A | 213.189.20.133🇳🇱 ACNBB | ||||||
| PTR | mx1a.keenserver.nl | ||||||
| MX | mx2.keenserver.nl | ||||||
| A | 83.98.190.11🇳🇱 ACNBB | ||||||
| PTR | mx2.keenserver.nl | ||||||
| NS | auth3.keensystems.nl | ||||||
| A | 2001:9a8:0:25::120:1 🇳🇱 TrueServer | ||||||
| PTR | auth3.keensystems.nl | ||||||
| A | 87.233.221.120🇳🇱 TrueServer | ||||||
| PTR | auth3.keensystems.nl | ||||||
com
Starts with same word
Starts similarily
AI analysis
on-3cx.com is delegated to three name servers auth1.keensystems.eu, auth2.keensystems.net and auth3.keensystems.nl.
on-3cx.com at least partially shares name servers with other domains, for instance familielam.nl, keenmobile.eu, sip-mobile.nl, goldentips.nl and on-3cx.net.
Host names with two IP numbers:
auth1.keensystems.eu points to: 2a01:5860:2000::9:20:1 and 185.42.9.20.
auth2.keensystems.net points to: 2a01:5860:a000::11:20:1 and 185.42.11.20.
auth3.keensystems.nl points to: 2001:9a8:0:25::120:1 and 87.233.221.120.
Two mail servers handle on-3cx.com: mx1.keenserver.nl and mx2.keenserver.nl.
on-3cx.com shares the same mail server setup as other domains, for instance keenconnect.nl, zzp-mobiel.nl, on3cx.net, pstn.nl and voip-pbx.nl.
Host names with one IP number:
mx1.keenserver.nl points to 213.189.20.133
mx2.keenserver.nl points to 83.98.190.11