matematikvejlederportal.dk
Last scanned: 2026-07-21 09:45:01  ·  16683ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   62ms
NameserverIP addressesPTRASN / ISP
ns1-36.azure-dns.com 150.171.10.36
2603:1061:0:10::24		 ns1-36.azure-dns.com
ns1-36.azure-dns.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns2-36.azure-dns.net 150.171.16.36
2620:1ec:8ec:10::24		 ns2-36.azure-dns.net
ns2-36.azure-dns.net		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns3-36.azure-dns.org 13.107.222.36
2a01:111:4000:10::24		 ns3-36.azure-dns.org
ns3-36.azure-dns.org		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns4-36.azure-dns.info 13.107.206.36
2620:1ec:bda:10::24		 ns4-36.azure-dns.info
ns4-36.azure-dns.info		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🌍 A Records
🌍
No A records found
📧 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 Records1 records   293ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (matematikvejlederportal.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.matematikvejlederportal.dk)
p=reject v=DMARC1; p=reject; rua=mailto:62de94a87c3dc@dmarc.centerasecurity.com;
📬 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)
🔐 DNSSEC153ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA60ms
FieldValue
Serial1
Primary NS (MNAME)ns1-36.azure-dns.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
62ms
A
75ms
MX
73ms
AAAA
72ms
TXT
293ms
CAA
98ms
HTTPS
62ms
TLSA
39ms
SOA
60ms
MTA-STS
67ms
DNSSEC
153ms
SRV
124ms
Total
16683ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-21 09:45:01 16683ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-17 12:53:12 4078ms 4 NS 0 A 0 MX 🔒 Secure View
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