sjællandserhvervsgymnasium.dk xn--sjllandserhvervsgymnasium-3fc.dk
Last scanned: 2026-08-31 20:54:26  ·  447ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.249.17 3600s splash.dandomain.dk AS48854 team.blue Denmark A/S 212.237.248.0/23 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover212.237.249.17
🔶 Autoconfig212.237.249.17
🔷 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC80ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2020082702
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
38ms
MX
47ms
AAAA
46ms
TXT
144ms
CAA
47ms
HTTPS
37ms
TLSA
35ms
SOA
0ms
MTA-STS
52ms
DNSSEC
80ms
SRV
62ms
Total
447ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 20:54:26 447ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-28 03:44:20 573ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-28 14:44:45 1178ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-25 14:55:04 542ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-24 20:30:02 446ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 18:03:53 668ms 2 NS 1 A 0 MX ⚠️ Bogus View
2026-06-20 19:13:54 349ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-19 13:47:36 573ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-18 03:14:50 480ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-18 02:53:28 585ms 2 NS 1 A 0 MX 🔒 Secure View
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