studenttests.dk
📜 Historical scan 2026-06-26 04:46:40  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   90ms
🌍 A Records2 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.85.181 600s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.208.225 600s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   40ms
🔷 AAAA Records (IPv6)2 records   35ms
🔐 HTTPS Records1 records   42ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.85.181,172.67.208.225 ech=AEX+DQBBFgAgACDYRgZcGS0vwdTv022gHBCZoFnnpyS2lqeqYf7yRkTeaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:d0e1,2606:4700:3037::6815:55b5
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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)
🔐 DNSSEC84ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA46ms
FieldValue
Serial2403815256
Primary NS (MNAME)dana.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
90ms
A
47ms
MX
40ms
AAAA
35ms
TXT
179ms
CAA
33ms
HTTPS
42ms
TLSA
184ms
SOA
46ms
MTA-STS
51ms
DNSSEC
84ms
SRV
81ms
Total
1069ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 17:44:08 1346ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-17 23:25:47 3746ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-08 21:49:18 1202ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-26 04:46:40 1069ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-19 13:26:01 1409ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 14:42:20 1599ms 2 NS 2 A 1 MX 🔓 Insecure View
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