ib-skoler.dk
Last scanned: 2026-08-27 14:03:06  ·  463ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   24ms
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   26ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.247.67.245 1611s — AS31590 Rackhosting.com ApS 77.247.64.0/20 🇩🇰 Denmark —
📧 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 Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.ib-skoler.dk)
p=reject v=DMARC1; p=reject; aspf=s; adkim=s;
📬 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)
🔐 DNSSEC95ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082701
Primary NS (MNAME)ns07.sac-it.dk
Responsible (RNAME)hostmaster@ib-skoler.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
24ms
A
26ms
MX
26ms
AAAA
27ms
TXT
79ms
CAA
20ms
HTTPS
20ms
TLSA
131ms
SOA
0ms
MTA-STS
35ms
DNSSEC
95ms
SRV
30ms
Total
463ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:03:06 463ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-26 13:12:15 513ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-20 18:58:38 3692ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-14 07:56:29 643ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-07 02:18:09 675ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-04 13:36:37 1117ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-23 05:43:08 8408ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-17 01:34:47 583ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-09 18:55:35 523ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-03 20:12:35 480ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-26 05:16:29 432ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-26 04:19:48 403ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-19 09:21:13 1530ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 14:16:03 475ms 2 NS 1 A 0 MX 🔒 Secure View
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