DNSWHOIS.INFO - 21firstst.com
Search for IP or hostnames:
21firstst.com checked at 2025-11-23T06:22:29.401Z 263ms 60/60/60 100% R:14 allDone:true timedOut:false 21firstst.com
| MX | mail.21firstst.com | ||||||
| A | 20.191.209.39🇦🇺 Microsoft | ||||||
| PTR | sm-01.expeed.com.au | ||||||
| NS | dns01.expeed.com.au | ||||||
| A | 20.53.91.156🇦🇺 Microsoft | ||||||
| NS | dns02.expeed.com.au | ||||||
| A | 20.40.173.252🇦🇺 Microsoft | ||||||
| A | 20.53.91.99🇦🇺 Microsoft | ||||||
com
Up
mail.21firstst.com |
Starts with same word
21firstst.com |
Starts similarily
21firstst.com |
AI analysis
21firstst.com is the parent of mail.21firstst.com.
21firstst.com resolves to a single IP: 20.53.91.99.
Other host names, for instance soh.com.au, www.sullivans.net, fertilizer.org.au, zigbi.com.au and airsports.com.au share IP numbers with 21firstst.com.
21firstst.com has two name servers: dns01.expeed.com.au and dns02.expeed.com.au.
21firstst.com shares the same name server setup as other domains, for example padiinsurance.com.au, vivad.com.au, dpassoc.com.au, earlyworks.net.au and canarianmobility.com.
Host names with a single IP:
dns01.expeed.com.au points to 20.53.91.156
dns02.expeed.com.au points to 20.40.173.252
21firstst.com is handled by a single mail server, mail.21firstst.com.
Host name mail.21firstst.com points to IP 20.191.209.39.