WWW.ROBTEX.COM - firstclassinc.com

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firstclassinc.com checked at 2025-10-11T01:29:45.856Z 270ms 95/95/95 100% R:9

`firstclassinc.com`

NS	`ns55.domaincontrol.com`
		A	2603:5:21b2::1c^{🇺🇸 GODADDY-DNS}
			PTR	`ns55.domaincontrol.com`
		A	97.74.107.28^{🇺🇸 GODADDY-DNS}
			PTR	`ns55.domaincontrol.com`
NS	`ns56.domaincontrol.com`
		A	2603:5:22b2::1c^{🇺🇸 GODADDY-DNS}
			PTR	`ns56.domaincontrol.com`
		A	173.201.75.28^{🇺🇸 GODADDY-DNS}
			PTR	`ns56.domaincontrol.com`
MX	`mdc.firstclassinc.com`
		A	75.145.142.228^{🇺🇸 Comcast}
			PTR	`75-145-142-228-illinois.hfc.comcastbusiness.net`
A	75.145.142.227^{🇺🇸 Comcast}
		PTR	`75-145-142-227-illinois.hfc.comcastbusiness.net`

mail.firstclassinc.com

mdc.firstclassinc.com

firstclassinc.com

firstclassinc.com

firstclassinc.com is parent of mail.firstclassinc.com and mdc.firstclassinc.com.

firstclassinc.com points to a single IP number: 75.145.142.227.

firstclassinc.com is delegated to two name servers: ns55.domaincontrol.com and ns56.domaincontrol.com.

firstclassinc.com shares the same name server setup as other domains, for example livlang.com, fhconsulting.nl, 0012cp.com, hayleyhong.com and mameandbarneysshoestore.net.

Host names with two IP numbers:

firstclassinc.com is handled by a single mail server, mdc.firstclassinc.com.

Host name mdc.firstclassinc.com points to IP address 75.145.142.228.

dbq