DNS Record Lookup
Look up DNS records including A, AAAA, MX, NS, SOA, and CNAME records for any domain
DNS Records for o2.cz
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| o2.cz | A | 0 | 160.218.161.162 | |
| o2.cz | AAAA | 0 | 2001:41d8:1:742:2::2 | |
| o2.cz | MX | 0 | 10 | smtp-in.o2.cz |
| o2.cz | SOA | 10800 | dns.iol.cz hostmaster.iol.cz 2025092400 10800 3600 2592000 10800 | |
| o2.cz | NS | 0 | ns2.tel.cz | |
| o2.cz | NS | 0 | dns.iol.cz | |
| www.o2.cz | AAAA | 0 | 2001:41d8:1:742:2::2 | |
| www.o2.cz | A | 0 | 160.218.161.162 |
About DNS Records
DNS (Domain Name System) records are instructions that provide information about a domain, including its IP addresses, mail servers, and other services. Common record types include:
- SOA (Start of Authority) - Contains administrative information about the zone
- NS (Nameserver) - Specifies authoritative nameservers for the domain
- A (Address) - Maps a domain to an IPv4 address
- AAAA - Maps a domain to an IPv6 address
- CNAME (Canonical Name) - Creates an alias pointing to another domain
- MX (Mail Exchange) - Specifies mail servers for the domain