roskilde-gymnasium.dk
Last scanned: 2026-09-05 00:49:54  ·  1544ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   28ms
NameserverIP addressesPTRASN / ISP
ns07.sac-it.dk 85.235.243.63 ns07.sac-it.dk AS3308 Norlys Digital A/S
ns08.sac-it.dk 128.76.60.63 ns08.sac-it.dk AS3292 TDC Holding A/S
🌍 A Records1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
198.202.211.1 686s — AS209242 Cloudflare London, LLC 198.202.211.0/24 🇺🇸 United States —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   76ms
TXT Record
_globalsign-domain-verification=FEqJZq1gBwv43bZzPJ5QnD0l3GWzZxUPhWmgt7O9Mm
_globalsign-domain-verification=Mz8GmBnMOfgUeTE2Xbu542UIHAR1N-fWCSC_yZfc3X
✉️ 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)
🔐 DNSSEC109ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090301
Primary NS (MNAME)ns07.sac-it.dk
Responsible (RNAME)hostmaster@roskilde-gymnasium.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
28ms
A
36ms
MX
31ms
AAAA
25ms
TXT
76ms
CAA
33ms
HTTPS
27ms
TLSA
652ms
SOA
0ms
MTA-STS
41ms
DNSSEC
109ms
SRV
34ms
Total
1544ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-05 00:49:54 1544ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-28 09:36:26 1691ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-27 20:01:24 2163ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-25 18:52:27 1948ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-20 10:41:04 663ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-13 11:53:17 2083ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-08 04:11:59 982ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-01 15:00:38 890ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-23 15:43:56 525ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-16 06:05:09 1465ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-09 22:38:39 546ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-07 04:38:01 16856ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-03 18:07:01 1038ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-28 17:30:13 1002ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-19 10:14:05 869ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 23:42:16 2332ms 2 NS 1 A 0 MX 🔒 Secure View
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