ROBTEX.COM - demux.cz
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demux.cz checked at 2025-12-19T07:29:15.875Z 3431ms 80/80/80 100% R:14 allDone:true timedOut:false demux.cz
| MX | mx.web4u.cz | ||||||
| A | 2001:1568::7012🇨🇿 WEB4U | ||||||
| PTR | mx.web4u.cz | ||||||
| A | 81.91.87.12🇨🇿 WEB4U | ||||||
| PTR | mx.web4u.cz | ||||||
| NS | ns2.web4u.cz | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 Radiokomunikace | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 Radiokomunikace | ||||||
| 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 | ||||||
| A | 2001:1568::14🇨🇿 WEB4U | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U | ||||||
| PTR | php7.web4u.cz | ||||||
cz
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AI analysis
Two IP numbers are pointed to by demux.cz: 2001:1568::14 and 81.91.86.14.
other host names include stopkovaplzenskapivnice.cz, nadobrounoc.cz, navon.se, vs227.server4u.cz and h-line.eu; they share IP numbers with demux.cz.
Two name servers ns2.web4u.cz and ns.web4u.cz handle the delegation for demux.cz.
demux.cz shares the same name server setup as other domains, for instance single-boards.cz, book-maker.cz, biomida.cz, varicad.com.pt and instance.cz.
Host names with two IP numbers:
ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12.
ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.
demux.cz is handled by a single mail server, mx.web4u.cz.
demux.cz uses the same mail server setup as other domains, for instance inego.eu, zhop.cz, plus.cz, celsion.cz and bezeckepasy.cz.
demux.cz shares at least some mail servers with other domains, for instance chataorlik.cz.
mx.web4u.cz resolves to two IPs: 2001:1568::7012 and 81.91.87.12.