WWW.RTSAK.COM - openfour.com
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openfour.com checked at 2025-10-12T19:37:18.370Z 168ms 106/106/106 100% R:12openfour.com
| NS | ns1049.ui-dns.biz | ||||||
| A | 2001:8d8:fe:53:0:d9a0:5131:100 🇩🇪 IONOS SE | ||||||
| PTR | ns1049.ui-dns.biz | ||||||
| A | 217.160.81.49🇩🇪 IONOS SE | ||||||
| PTR | ns1049.ui-dns.biz | ||||||
| MX | mx00.ionos.com | ||||||
| A | 74.208.5.3🇺🇸 IONOS SE | ||||||
| PTR | mx00.perfora.net | ||||||
| MX | mx01.ionos.com | ||||||
| A | 74.208.5.21🇺🇸 IONOS SE | ||||||
| PTR | mx01.perfora.net | ||||||
| NS | ns1101.ui-dns.com | ||||||
| A | 2001:8d8:fe:53:0:d9a0:5265:100 🇩🇪 IONOS SE | ||||||
| PTR | ns1101.ui-dns.com | ||||||
| A | 217.160.82.101🇩🇪 IONOS SE | ||||||
| PTR | ns1101.ui-dns.com | ||||||
| NS | ns1103.ui-dns.de | ||||||
| A | 2607:f1c0:fe:53:185:132:32:103 🇺🇸 IONOS-Anycast | ||||||
| PTR | ns1103.ui-dns.de | ||||||
| A | 185.132.32.103🇩🇪 IONOS-Anycast | ||||||
| PTR | ns1103.ui-dns.de | ||||||
| A | 217.160.80.103🇩🇪 IONOS SE | ||||||
| PTR | ns1103.ui-dns.de | ||||||
| NS | ns1032.ui-dns.org | ||||||
| A | 2001:8d8:fe:53:0:d9a0:5320:100 🇩🇪 IONOS SE | ||||||
| PTR | ns1032.ui-dns.org | ||||||
| A | 217.160.83.32🇩🇪 IONOS SE | ||||||
| PTR | ns1032.ui-dns.org | ||||||
| A | 2607:f1c0:100f:f000::294 🇺🇸 IONOS SE | ||||||
| PTR | 2607-f1c0-100f-f000-0000-0000-0000-0294.elastic-ssl.ui-r.com | ||||||
| A | 74.208.236.58🇺🇸 IONOS SE | ||||||
| PTR | 74-208-236-58.elastic-ssl.ui-r.com | ||||||
com
Starts with same word
openfour.com |
Starts similarily
AI analysis
Two IP numbers are pointed to by openfour.com: 2607:f1c0:100f:f000::294 and 74.208.236.58.
other host names include maisonsillery.com, portalz.us, www.gamutech.com, coolclam.com and www.panicpanda.com; they share IP numbers with openfour.com.
openfour.com delegates to four name servers: ns1049.ui-dns.biz, ns1101.ui-dns.com, ns1103.ui-dns.de and ns1032.ui-dns.org.
openfour.com at least partially shares name servers with other domains, for instance lifecard24.de, carpresse.it, factoryautomation.biz, schweizer-reisen.de and wohnprojekte-niedersachsen.de.
these name servers are commonly used with ns1101.ui-dns.de, ns1101.ui-dns.biz, ns1101.ui-dns.org, ns1049.ui-dns.de, ns1049.ui-dns.com, ns1049.ui-dns.org, ns1032.ui-dns.de, ns1032.ui-dns.biz, ns1032.ui-dns.com and ns1103.ui-dns.biz.
Host names by IP count:
Three IP numbers:
The host name ns1103.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:103, 185.132.32.103 and 217.160.80.103.
Two IP numbers:
The host name ns1049.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:5131:100 and 217.160.81.49.
The host name ns1101.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:5265:100 and 217.160.82.101.
The host name ns1032.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:5320:100 and 217.160.83.32.
openfour.com is handled by two mail servers: mx00.ionos.com and mx01.ionos.com.
openfour.com uses the same mail server setup as other domains, for instance zauaz.com, artbyvalrobert.com, appareldecorator.com, designsbyaneta.com and cadillacbeerdetroit.com.
Host names with one IP:
mx00.ionos.com points to: 74.208.5.3
mx01.ionos.com points to: 74.208.5.21