WWW.RTSAK.COM - optfirst.us
Search for IP or hostnames:
optfirst.us checked at 2025-11-11T03:43:58.074Z 126ms 68/68/68 100% R:12 allDone:true timedOut:false optfirst.us
| NS | pdns03.domaincontrol.com | ||||||
| A | 2603:5:21f0::33 🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | pdns03.domaincontrol.com | ||||||
| A | 97.74.111.51🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | pdns03.domaincontrol.com | ||||||
| NS | pdns04.domaincontrol.com | ||||||
| A | 2603:5:22f0::33 🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | pdns04.domaincontrol.com | ||||||
| A | 173.201.79.51🇺🇸 GODADDY-DNS-GLOBAL | ||||||
| PTR | pdns04.domaincontrol.com | ||||||
| MX | mail.optfirst.us | ||||||
| A | 104.254.244.131🇺🇸 IONOS-AS | ||||||
| PTR | mail.batterysales.com | ||||||
| A | 104.254.244.131🇺🇸 IONOS-AS | ||||||
| PTR | mail.batterysales.com | ||||||
us
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
Up
mail.optfirst.us |
Starts with same word
Starts similarily
AI analysis
optfirst.us is parent of mail.optfirst.us.
optfirst.us points to a single IP: 104.254.244.131.
Other host names such as mail.batterysales.com and mail.optfirst.us share IP numbers with optfirst.us.
optfirst.us's delegation is to two name servers pdns03.domaincontrol.com and pdns04.domaincontrol.com.
optfirst.us shares the same name server configuration as other domains, such as askunix.com, bravoboard.com, factorystudio.co.uk, optrashipping.net and toygrader.net.
Host names with two IP numbers: pdns03.domaincontrol.com points to 2603:5:21f0::33 and 97.74.111.51; pdns04.domaincontrol.com points to 2603:5:22f0::33 and 173.201.79.51
optfirst.us is served by a single mail server, mail.optfirst.us.
mail.optfirst.us points to IP number 104.254.244.131.