meritlaerer.dk
Last scanned: 2026-09-04 08:26:58  ·  317ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   14ms
NameserverIP addressesPTRASN / ISP
ns3.supportcenter.dk 87.54.32.150 — AS3292 TDC Holding A/S
ns4.supportcenter.dk 2.106.7.200 ns4.supportcenter.dk AS3292 TDC Holding A/S
🌍 A Records
🌍
No A records found
📧 MX Records1 records   29ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   86ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (meritlaerer.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.meritlaerer.dk)
p=reject v=DMARC1; p=reject;rua=mailto:dmarc@via.dk; ruf=mailto:dmarc@via.dk
📬 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
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial693
Primary NS (MNAME)ns3.supportcenter.dk
Responsible (RNAME)hostmaster@supportcenter.dk
Refresh900s
Retry600s
Expire86400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
14ms
A
29ms
MX
29ms
AAAA
26ms
TXT
86ms
CAA
33ms
HTTPS
19ms
TLSA
12ms
SOA
0ms
MTA-STS
37ms
DNSSEC
95ms
SRV
30ms
Total
317ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 08:26:58 317ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-29 13:27:48 316ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-25 04:04:19 24569ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-24 03:02:17 2267ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-18 19:49:24 2389ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-16 16:51:05 9427ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-12 07:50:12 904ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-08 01:11:31 585ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-06 04:10:53 580ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-29 04:50:57 3284ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-24 16:51:43 1003ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-21 10:51:23 823ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-18 12:11:00 979ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-16 05:27:01 16874ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-08 23:00:10 959ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-04 20:43:35 4673ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-03 06:39:46 824ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-25 20:46:52 360ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-20 19:41:33 913ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-18 07:40:34 736ms 2 NS 0 A 0 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone