theory-questions.dk
Last scanned: 2026-08-26 20:34:09  ·  784ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   51ms
NameserverIP addressesPTRASN / ISP
ns1.dns.services 195.242.131.6
2001:67c:564:ffff::11		 ns1.dns.services
ns1.dns.services		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.dns.services 2a00:1b18:2:3:3::2
62.69.152.37		 ns2.dns.services
ns2.dns.services		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.dns.services 185.55.197.53 ns3.dns.services AS60153 Inpadi ApS
🌍 A Records1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.180.31.73 3600s static.73.31.180.157.clients.your-server.de AS24940 Hetzner Online GmbH 157.180.0.0/17 🇫🇮 Finland Helsinki
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovertheory-questions.dk → 157.180.31.73
🔶 Autoconfigtheory-questions.dk → 157.180.31.73
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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.theory-questions.dk theory-questions.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC101ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2025100606
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)post@dns.services
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
51ms
A
37ms
MX
60ms
AAAA
40ms
TXT
146ms
CAA
42ms
HTTPS
40ms
TLSA
264ms
SOA
0ms
MTA-STS
63ms
DNSSEC
101ms
SRV
63ms
Total
784ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 20:34:09 784ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-02 10:22:12 1365ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 04:29:47 716ms 3 NS 1 A 0 MX 🔓 Insecure View
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