rtz.dk
Last scanned: 2026-07-27 14:20:31  ·  959ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   49ms
🌍 A Records1 records   46ms
📧 MX Records1 records   40ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover178.20.216.20
🔶 Autoconfig178.20.216.20
🔷 AAAA Records (IPv6)1 records   36ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7cc0:101:ffff::1:8 3600s AS21060 Atea A/S 2a01:7cc0:100:0:0:0:0:0/40 🇩🇰 Denmark
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   117ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 TXT Records1 records   296ms
TXT Record
v=spf1 ip4:178.20.216.20 include:spf.chosting.dk ip4:178.20.216.21 ~all
✉️ SPF
PolicyRecord (rtz.dk)
~all (soft fail) v=spf1 ip4:178.20.216.20 include:spf.chosting.dk ip4:178.20.216.21 ~all
📨 DMARC
PolicyRecord (_dmarc.rtz.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.rtz.dk LQ_M4QeWcs7gTDa9G_hrKz1Cokew-D8lSOiFpNF1Qfc
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC123ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026072701
Primary NS (MNAME)ns5.chosting.dk
Responsible (RNAME)logs@chosting.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
49ms
A
46ms
MX
40ms
AAAA
36ms
TXT
296ms
CAA
32ms
HTTPS
45ms
TLSA
103ms
SOA
0ms
MTA-STS
70ms
DNSSEC
123ms
SRV
117ms
Total
959ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-27 14:20:31 959ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-28 15:05:40 2854ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 11:41:02 999ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 22:42:43 676ms 3 NS 1 A 1 MX 🔓 Insecure View
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