lauskurser.dk
Last scanned: 2026-08-30 03:29:55  ·  1150ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   83ms
NameserverIP addressesPTRASN / ISP
ns1.esis.dk 185.19.134.2 ns1.esis.dk AS199374 Syddansk Erhvervsskole Odense-Vejle
ns2.esis.dk 185.19.134.3 ns2.esis.dk AS199374 Syddansk Erhvervsskole Odense-Vejle
🌍 A Records
🌍
No A records found
📧 MX Records1 records   70ms
PriorityTTLMail ServerIP addressesPTRASN
100 3600s mxnonexistent.lauskurser.dk — — —
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   400ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (lauskurser.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.lauskurser.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r
📬 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)
🔐 DNSSEC242ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2009050706
Primary NS (MNAME)ns1.esis.dk
Responsible (RNAME)hostmaster@esis.dk
Refresh900s
Retry600s
Expire86400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
83ms
A
61ms
MX
70ms
AAAA
125ms
TXT
400ms
CAA
107ms
HTTPS
123ms
TLSA
111ms
SOA
0ms
MTA-STS
149ms
DNSSEC
242ms
SRV
145ms
Total
1150ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 03:29:55 1150ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-26 08:47:15 3427ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-23 13:07:49 2252ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-18 05:11:29 732ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-12 20:31:15 2980ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-09 07:03:26 747ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-06 17:10:39 3057ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-26 06:29:57 553ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-24 05:59:54 986ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-21 10:10:37 559ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-15 19:33:36 562ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-13 22:19:32 8675ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-09 04:35:24 1022ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-04 14:01:37 9011ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-30 13:04:58 474ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-25 00:21:17 1219ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-24 23:17:44 442ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-23 02:32:21 1112ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 14:39:37 756ms 2 NS 0 A 1 MX 🔒 Secure View
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