WWW.RTSAK.COM - mail4.mcsignup.com

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mail4.mcsignup.com checked at 2025-10-06T17:54:06.803Z 122ms 47/47/47 100% R:9

`mail4.mcsignup.com`

MX	`mail.mail4.mcsignup.com`
		A	205.201.139.1^{🇺🇸 The Rocket Science Group, LLC}
			PTR	`mail1.wdc04.mandrillapp.com`
A	205.201.139.1^{🇺🇸 The Rocket Science Group, LLC}
		PTR	`mail1.wdc04.mandrillapp.com`

`mcsignup.com`

	NS	`pdns177.ultradns.biz`
	MX	`mail.mcsignup.com`
	NS	`pdns177.ultradns.com`
	NS	`pdns177.ultradns.net`
	NS	`pdns177.ultradns.org`
	A	148.105.4.17^{🇺🇸 Amazon}
	A	198.2.159.17^{🇺🇸 The Rocket Science Group, LLC}
	A	198.2.191.26^{🇺🇸 The Rocket Science Group, LLC}

Up

mail.mail4.mcsignup.com

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AI analysis

mail4.mcsignup.com is the parent of mail.mail4.mcsignup.com.

mail4.mcsignup.com resolves to one IP number: 205.201.139.1.

Other host names, for instance mail1.wdc04.mandrillapp.com, mail.mail4.mcsignup.com and mail.mail1.wdc04.mandrillapp.com share IP numbers with mail4.mcsignup.com.

mail4.mcsignup.com is handled by a single mail server, mail.mail4.mcsignup.com.

mail.mail4.mcsignup.com resolves to IP 205.201.139.1.

dbq