Domain
opton.cz
… IP addresses associated · 5 DNS records on file.
DNS records
| Type | Value | Priority | TTL |
|---|---|---|---|
| A | 81.91.83.37 | — | 900s |
| MX | mail.opton.cz | 10 | — |
| NS | ns.web4u.cz | — | — |
| NS | ns2.web4u.cz | — | — |
| TXT | v=spf1 ip4:81.91.93.13 ip4:81.91.83.37 ip6:2001:1568:93:13::1 ~all | — | — |
IP addresses associated with opton.cz
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Forward records (A/AAAA) list every IP this domain has resolved to over time; reverse (PTR) lists IPs whose reverse DNS points back to this domain or one of its subdomains. Collected by the WorldIP scanner fleet.
