ROBTEX.COM - cs21.cz
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cs21.cz checked at 2025-12-10T11:40:25.052Z 1223ms 58/58/58 100% R:9 allDone:true timedOut:false cs21.cz
| NS | dns1.master.cz | ||||||
| A | 2a01:430:100:4c::acdc🇨🇿 MASTER-AS | ||||||
| PTR | dns1.master.cz | ||||||
| A | 81.31.37.68🇨🇿 MASTER-AS | ||||||
| PTR | dns1.master.cz | ||||||
| NS | dns2.master.cz | ||||||
| A | 2a01:430:200:1e::abba🇨🇿 MASTER-AS | ||||||
| PTR | dns2.master.cz | ||||||
| A | 80.79.16.4🇨🇿 MASTER-AS | ||||||
| PTR | dns2.master.cz | ||||||
| A | 89.185.235.109🇨🇿 MASTER-AS | ||||||
| PTR | it.cz | ||||||
cz
Starts with same word
Starts similarily
AI analysis
cs21.cz maps to IP address 89.185.235.109.
Other host names such as *.it.cz, it.cz, itcz.cz and itcz.eu share IP numbers with cs21.cz.
Two name servers dns1.master.cz and dns2.master.cz are delegated to cs21.cz.
cs21.cz uses the same name server configuration as other domains, such as primakauf.cz, iontoforese.com.br, rexta.cz, electroantiperspirant.fr and asc-tuningimports.cz.
cs21.cz at least partially shares name servers with other domains such as iris-egen.cz, naturia.cz, xeex.cz, daumont.cz and exclusiveessential.cz.
these name servers are commonly used with the name servers d1561.masterinter.net.
Host names with two IPs:
dns1.master.cz points to 2a01:430:100:4c::acdc and 81.31.37.68.
dns2.master.cz points to 2a01:430:200:1e::abba and 80.79.16.4.