1stsw.com - robtex.com

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1stsw.com checked at 2026-01-19T00:55:37.789Z 766ms 83/83/83 100% R:15 allDone:true timedOut:false cfaller:4e308367/18:060628bf:6:14851:-:-:-

`1stsw.com`

NS	`ns2.web4u.cz`
		A	2a02:a40:100:28ff::12^{🇨🇿 BlueTone-AS}
			PTR	`ns2.web4u.cz`
		A	85.207.53.12^{🇨🇿 BlueTone-AS}
			PTR	`ns2.web4u.cz`
NS	`ns.web4u.cz`
		A	2001:1568:fd::241^{🇨🇿 WEB4U}
			PTR	`ns.web4u.cz`
		A	185.14.224.241^{🇨🇿 WEB4U}
			PTR	`ns.web4u.cz`
MX	`mx1.mailchannels.net`
		A	18.236.29.166^{🇺🇸 Amazon}
			PTR	`ec2-18-236-29-166.us-west-2.compute.amazonaws.com`
MX	`mx2.mailchannels.net`
		A	18.236.29.166^{🇺🇸 Amazon}
			PTR	`ec2-18-236-29-166.us-west-2.compute.amazonaws.com`
A	81.91.86.12^{🇨🇿 WEB4U}
		PTR	`php53.web4u.cz`

1stsw.cz

1stsw.eu

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1stsw.com

1stsw.org

ws1st.com

1stsw.eu

1stsw.net

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1stsw.org

1stsw.cz

1stsw.com points to an IP address: 81.91.86.12.

other host names include moravianwines.net, daiichisankyo.cz, dorcas.cz, desseq.eu and ip-lorenz.cz; they share IP numbers with 1stsw.com.

Two name servers ns2.web4u.cz and ns.web4u.cz handle the delegation for 1stsw.com.

1stsw.com shares the same name server setup as other domains, for instance 3dpromotion.cz, e1000.cz, enviton.cz, eurochiller.cz and freenager.com.

Host names with two IP numbers:

1stsw.com is handled by two mail servers: mx1.mailchannels.net and mx2.mailchannels.net.

1stsw.com shares at least partially some mail servers with other domains, for instance hba.se, mail.ipls.com, ar-bookmaker.com, ararascoffee.com and cozze.com.

Host names with a single IP