ROBTEX.COM - smtpcheck.org

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smtpcheck.org checked at 2025-12-16T10:30:06.314Z 985ms 78/78/78 100% R:15 allDone:true timedOut:false

`smtpcheck.org`

MX	`mail.joker.com`
		A	194.245.148.6^{🇩🇪 CSL}
			PTR	`mailfw3.joker-forward.com`
		A	194.245.148.9^{🇩🇪 CSL}
			PTR	`mailfw4.joker-forward.com`
NS	`x.ns.joker.com`
		A	194.245.103.13^{🇩🇪 CSL}
			PTR	`x.ns.joker.com`
NS	`y.ns.joker.com`
		A	2a01:4f8:c0c:165b::1^{🇩🇪 Hetzner}
			PTR	`y.ns.joker.com`
		A	23.88.49.189^{🇩🇪 Hetzner}
			PTR	`static.189.49.88.23.clients.your-server.de`
NS	`z.ns.joker.com`
		A	2607:5300:203:7e6d::2222^{🇨🇦 OVH}
			PTR	`z.ns.joker.com`
		A	192.95.37.184^{🇨🇦 OVH}
			PTR	`z.ns.joker.com`
A	159.25.16.54^{🇩🇪 CSL}

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smtpcheck.org resolves to one IP number: 159.25.16.54.

other host names including wienerthek.com, silverdat.be, custodix.org, maklott.net and homeomath.com share IP numbers with smtpcheck.org.

smtpcheck.org is delegated to three name servers x.ns.joker.com, y.ns.joker.com and z.ns.joker.com.

smtpcheck.org at least partially shares name servers with other domains, for instance harlaxtonassociates.com, glim-audio.com, kreuzinger.com, vacanca.biz and worldsend.org.

Hosts with two IP numbers:

Hosts with one IP number:

smtpcheck.org is handled by a single mail server, mail.joker.com.

smtpcheck.org shares the same mail server setup as other domains, for instance carolynrose.us, pixpro.org, simonbuckle.com, kroket.net and itronics.net.