matematikvejlederportalen.dk
Last scanned: 2026-09-05 00:27:01  ·  475ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   37ms
NameserverIP addressesPTRASN / ISP
ns1-35.azure-dns.com 150.171.10.35
2603:1061:0:10::23		 ns1-35.azure-dns.com
ns1-35.azure-dns.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns2-35.azure-dns.net 150.171.16.35
2620:1ec:8ec:10::23		 ns2-35.azure-dns.net
ns2-35.azure-dns.net		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns3-35.azure-dns.org 13.107.222.35
2a01:111:4000:10::23		 ns3-35.azure-dns.org
ns3-35.azure-dns.org		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns4-35.azure-dns.info 13.107.206.35
2620:1ec:bda:10::23		 ns4-35.azure-dns.info
ns4-35.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   193ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (matematikvejlederportalen.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.matematikvejlederportalen.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)
🔐 DNSSEC69ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns1-35.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
37ms
A
38ms
MX
38ms
AAAA
39ms
TXT
193ms
CAA
46ms
HTTPS
43ms
TLSA
44ms
SOA
0ms
MTA-STS
67ms
DNSSEC
69ms
SRV
58ms
Total
475ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-05 00:27:01 475ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-20 21:44:39 1028ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-20 17:32:13 1201ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 02:05:48 519ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-17 12:17:08 585ms 4 NS 0 A 0 MX 🔒 Secure View
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