qr3.dk
Last scanned: 2026-09-01 21:36:25  ·  10368ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   46ms
NameserverIP addressesPTRASN / ISP
helium.ns.hetzner.de 193.47.99.5
2001:67c:192c::add:5		 helium.ns.hetzner.de
helium.ns.hetzner.de		 AS12337 noris network AG
AS12337 noris network AG
hydrogen.ns.hetzner.com 213.133.100.98
2a01:4f8:0:1::add:1098		 hydrogen.ns.hetzner.com
hydrogen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com 2a01:4f8:0:1::add:2992
88.198.229.192		 oxygen.ns.hetzner.com
oxygen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   65ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.9.41.177 3600s tee.schumacher.dk AS24940 Hetzner Online GmbH 5.9.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   64ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.schumacher.dk 116.203.109.116 gaston.schumacher.dk AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverqr3.dk → 5.9.41.177
🔶 Autoconfigqr3.dk → 5.9.41.177
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   250ms
TXT Record
v=spf1 ip4:78.47.219.195 ~all
✉️ SPF
PolicyRecord (qr3.dk)
~all (soft fail) v=spf1 ip4:78.47.219.195 ~all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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
CNAME _acme-challenge.qr3.dk qr3.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9118ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2025123000
Primary NS (MNAME)hydrogen.ns.hetzner.com
Responsible (RNAME)dns@hetzner.com
Refresh86400s
Retry10800s
Expire3600000s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
46ms
A
65ms
MX
64ms
AAAA
46ms
TXT
250ms
CAA
45ms
HTTPS
59ms
TLSA
423ms
SOA
0ms
MTA-STS
76ms
DNSSEC
9118ms
SRV
110ms
Total
10368ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 21:36:25 10368ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-25 21:01:25 1234ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 13:36:05 899ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 06:55:31 852ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 13:00:27 877ms 3 NS 1 A 1 MX 🔓 Insecure View
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