THE RECORDS BEHIND THE NAME

DNS lookup.

Explore resource records, mail routing and reverse DNS.

Public IPs automatically use PTR. Common records queries A, AAAA, MX, NS, CNAME, TXT, SOA and CAA separately.

DNS

coprosys.cz

8 answer records
Retrieved · 2026-11-04T04:20:48+00:00View JSON
ANOERRORAD no
AAAANOERRORAD no
MXNOERRORAD no
NSNOERRORAD no
CNAMENOERROR · no answersAD no
TXTNOERRORAD no
SOANOERRORAD no
CAANOERROR · no answersAD no

AD indicates that the resolver reports DNSSEC-validated data. “AD no” can also mean the zone is unsigned. NXDOMAIN is a DNS result, not a domain-availability check.

TypeNameTTL · secondsValueLook up
Acoprosys.cz86400178.23.232.81IP WHOIS →
AAAAcoprosys.cz864002a02:da8:1:11:3431:ffff:ffff:1IP WHOIS →
MXcoprosys.cz864005 utm.coprosys.cz.DNS →
NScoprosys.cz86400nsa.coprosys.cz.DNS →
NScoprosys.cz86400nsb.coprosys.cz.DNS →
TXTcoprosys.cz86400"v=spf1 ip4:81.92.149.22 ip4:94.138.112.17 ip4:94.138.101.117 ip4:94.138.111.38 ip4:91.201.23.226 ip4:94.138.101.113 ip4:94.138.109.96/28 ip4:178.23.232.73 ip4:94.138.101.124 ip4:178.23.232.93 ~all"—
TXTcoprosys.cz86400"google-site-verification=tvBWTbukE6PorNYQtzZJtue1zx9jhBezcPGgtU85v1E"—
SOAcoprosys.cz86400nsa.coprosys.cz. hostmaster.coprosys.cz. 2012110100 10800 3600 2419200 360—
Authority records · 1
TypeNameTTL · secondsValueLook up
SOAcoprosys.cz360nsa.coprosys.cz. hostmaster.coprosys.cz. 2012110100 10800 3600 2419200 360—

Results reflect the public DNS view and recursive caching; they may differ from your local network. TXT strings retain their DNS quoting. Common records does not enumerate every name or record in a zone.