DNSWHOIS.INFO - firstclasssolutions.com

Search for IP or hostnames:

firstclasssolutions.com checked at 2025-10-20T06:53:23.928Z 345ms 88/88/88 100% R:17

`firstclasssolutions.com`

NS	`ns91.worldnic.com`
		A	162.159.26.217^Cloudflare
NS	`ns92.worldnic.com`
		A	162.159.27.155^Cloudflare
MX	`firstclasssolutions-com.mail.protection.outlook.com`
		A	2a01:111:f403:c901::1 ^{🇺🇸 Microsoft}
			PTR	`mail-bl2pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::1 ^{🇺🇸 Microsoft}
			PTR	`mail-sj2pr05cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::1 ^{🇺🇸 Microsoft}
			PTR	`mail-sa9pr03cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::1 ^{🇺🇸 Microsoft}
			PTR	`mail-cy5pr05cu00101.inbound.protection.outlook.com`
		A	52.101.8.34^{🇺🇸 Microsoft}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	52.101.9.24^{🇺🇸 Microsoft}
			PTR	`mail-bl2pr02cu00400.inbound.protection.outlook.com`
		A	52.101.10.14^{🇺🇸 Microsoft}
			PTR	`mail-bn6pr04cu00206.inbound.protection.outlook.com`
		A	52.101.194.19^{🇺🇸 Microsoft}
			PTR	`mail-ch5pr02cu00303.inbound.protection.outlook.com`
A	47.50.196.137^{🇺🇸 Charter Communications}
		PTR	`syn-047-050-196-137.biz.spectrum.com`

autodiscover.firstclasssolutions.com

firstclasssolutions.info

firstclasssolutions.com

firstclasssolutions.net

firstclasssolutions.com

firstclasssolutions.net

firstclasssolutions.info

firstclasssolutions.com is a parent of autodiscover.firstclasssolutions.com.

firstclasssolutions.com points to a single IP number: 47.50.196.137.

Other host names, for instance fcsusa.com, cortrack.com, syn-047-050-196-137.biz.spectrum.com, host.cortrak.com and host.anthion.com share IP numbers with firstclasssolutions.com.

Delegation for firstclasssolutions.com rests with two name servers, ns91.worldnic.com and ns92.worldnic.com.

firstclasssolutions.com shares the same name server setup as other domains, including tlslifts.com, gotoalarm.net, entergynewsroom.com, heatnrg.com and atransins.com.

firstclasssolutions.com is handled by a single mail server, firstclasssolutions-com.mail.protection.outlook.com.

firstclasssolutions-com.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:c901::1, 2a01:111:f403:c902::1, 2a01:111:f403:c931::1, 2a01:111:f403:f913::1, 52.101.8.34, 52.101.9.24, 52.101.10.14 and 52.101.194.19.

dbq