WWW.RTSAK.COM - 21st.net
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21st.net checked at 2025-10-21T23:23:46.751Z 209ms 63/63/63 100% R:1521st.net
| NS | ns1a.dodns.net | ||||||
| A | 2001:8d8:fe:53:217:160:82:254 🇩🇪 IONOS SE | ||||||
| PTR | ns1a.dodns.net | ||||||
| A | 217.160.82.254🇩🇪 IONOS SE | ||||||
| PTR | ns1a.dodns.net | ||||||
| NS | ns2a.dodns.net | ||||||
| A | 2607:f1c0:fe:53:185:132:35:254 🇺🇸 IONOS-Anycast | ||||||
| PTR | ns2a.dodns.net | ||||||
| A | 185.132.35.254🇩🇪 IONOS-Anycast | ||||||
| PTR | ns2a.dodns.net | ||||||
| MX | mailforward.dodns.org | ||||||
| A | 89.31.143.30🇩🇪 UDAG | ||||||
net
Starts with same word
Starts similarily
AI analysis
21st.net is delegated to two name servers: ns1a.dodns.net and ns2a.dodns.net.
21st.net uses the same name server setup as other domains, including blitzpool.de, ober.cafe, reitsport-weise.com, in-verbindung.com and sempak.net.
Host names with two IP numbers:
ns1a.dodns.net points to 2001:8d8:fe:53:217:160:82:254 and 217.160.82.254.
ns2a.dodns.net points to 2607:f1c0:fe:53:185:132:35:254 and 185.132.35.254.
The mail server for 21st.net is mailforward.dodns.org.
21st.net uses the same mail server setup as other domains, for instance fasching.de, boye.me, schuh.ski, countryall.de and mbaker.me.
21st.net shares at least some mail servers with other domains, for example branik.com, fbn.io, smilelove.hk, veneno.live and mirelibooks.com.
these mail servers are often used together with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host mailforward.dodns.org points to IP 89.31.143.30.