gentoftegymnasierne.dk
Last scanned: 2026-08-25 19:46:18  ·  621ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   36ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.247.67.245 3600s — AS31590 Rackhosting.com ApS 77.247.64.0/20 🇩🇰 Denmark —
📧 MX Records1 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover77.247.67.245
🔶 Autoconfig77.247.67.245
🔷 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)
🔐 DNSSEC93ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082301
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
36ms
A
35ms
MX
40ms
AAAA
42ms
TXT
221ms
CAA
40ms
HTTPS
48ms
TLSA
73ms
SOA
0ms
MTA-STS
63ms
DNSSEC
93ms
SRV
73ms
Total
621ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 19:46:18 621ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-23 16:15:17 883ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-20 13:25:14 13473ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-19 11:22:01 4674ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-18 11:19:05 709ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-23 09:08:02 781ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 04:11:18 511ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 22:30:21 697ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 10:31:20 420ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:29:57 637ms 2 NS 1 A 0 MX 🔒 Secure View
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