certmax.dk
📜 Historical scan 2026-06-16 20:10:17  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   70ms
NameserverIP addressesPTRASN / ISP
a.portsdns.se — — —
b.portsdns.net — — —
🌍 A Records2 records   81ms
IPTTLPTRASNISP / OrgCIDRCountryCity
150.171.109.200 — — AS8075 Microsoft Corporation 150.171.64.0/18 🇺🇸 United States —
52.178.208.12 — — AS8075 Microsoft Corporation 52.160.0.0/11 🇮🇪 Ireland Dublin
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)1 records   74ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2603:1061:14:c7::1 — — AS8075 Microsoft Corporation 2603:1060::/31 🇺🇸 United States —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   645ms
TXT Record
3mtk840msql0103tghz3746x168byxq0
v=spf1 -all
✉️ SPF
PolicyRecord (certmax.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.certmax.dk)
p=reject v=DMARC1; p=reject; rua=mailto:xsbuxhid@ag.eu.dmarcadvisor.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)
🔐 DNSSEC159ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA50ms
FieldValue
Serial2026041000
Primary NS (MNAME)a.portsdns.se
Responsible (RNAME)registry@ports.net
Refresh1800s
Retry900s
Expire1814400s
Minimum (neg-cache TTL)3600s
📋 RegistrationWHOIS fetched 2026-08-29 06:29:28
FieldValue
RegistrarAbion AB
Registered2019-11-20
Expires2026-11-30 (87d)
📋 WHOIS
⏱️ Lookup Timing
NS
70ms
A
81ms
MX
51ms
AAAA
74ms
TXT
645ms
CAA
55ms
HTTPS
48ms
TLSA
67ms
SOA
50ms
MTA-STS
2068ms
DNSSEC
159ms
SRV
0ms
Total
2354ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 06:23:11 749ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-27 16:18:39 626ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-25 11:17:33 888ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-08 19:13:18 854ms 2 NS 2 A 0 MX ❓ Unknown View
2026-06-21 16:04:48 799ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 20:10:17 2354ms 2 NS 2 A 0 MX 🔓 Insecure View
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