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mx1.rtns.c21.com checked at 2025-10-05T10:44:59.659Z 79ms 37/37/37 100% R:4
mx1.rtns.c21.com
A | 66.161.21.11🇺🇸 AT&T US - 7018 | ||||||
PTR | mx3.zti9.com |
rtns.c21.com
MX | mx1.rtns.c21.com | ||||||
MX | mx2.rtns.c21.com | ||||||
A | 66.161.21.9🇺🇸 AT&T US - 7018 |
MX for
Starts with same word
Starts similarily
AI analysis
mx1.rtns.c21.com
is the mail server for rtns.c21.com
.
mx2.rtns.c21.com
is a mail server commonly used with mx1.rtns.c21.com
.
mx1.rtns.c21.com
resolves to one IP number: 66.161.21.11.
other host names including mx1.visitwynn.com
, mx2.valicalerts.com
, mx2.email.livenationent.com
, mx1.e.travelandleisure.com
and mx1.patriotplacemail.com
share IP numbers with mx1.rtns.c21.com
.
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