MXLIST.NET - secureserver.net.s4a.com
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secureserver.net.s4a.com checked at 2025-10-27T17:55:03.827Z 88ms 28/28/28 100% R:12secureserver.net.s4a.com
| A | 204.74.99.100🇺🇸 Neustar | ||||||
| PTR | crs.ultradns.net | ||||||
net.s4a.com
| A | 204.74.99.100🇺🇸 Neustar | ||||||
Up
mailstore1.secureserver.net.s4a.com |
smtp.secureserver.net.s4a.com |
Starts with same word
Starts similarily
AI analysis
secureserver.net.s4a.com is parent of mailstore1.secureserver.net.s4a.com and smtp.secureserver.net.s4a.com.
secureserver.net.s4a.com resolves to a single IP address: 204.74.99.100.
Other host names including www.hainc.com, mhschoolcustom.com, brunofla.email.com, taaleritehdas.fi and savasc.email.com share IP numbers with secureserver.net.s4a.com.
dbq