mitsdu.dk
Last scanned: 2026-09-04 01:08:32  ·  16359ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   33ms
NameserverIP addressesPTRASN / ISP
ns1.sdu.dk 130.225.155.136 ns1.sdu.dk AS1835 IDDQD-AS
ns2.sdu.dk 130.225.155.148 ns2.sdu.dk AS1835 IDDQD-AS
ns3.sdu.dk 193.163.227.4 ns3.sdu.dk AS44328 Region Syddanmark
🌍 A Records1 records   26ms
IPTTLPTRASNISP / OrgCIDRCountryCity
52.233.201.66 28800s — AS8075 Microsoft Corporation 52.224.0.0/11 🇳🇱 The Netherlands Amsterdam
📧 MX Records1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
0 28800s .  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 Records2 records   117ms
TXT Record
HARICA-O2j6wOraUvbY84wjdN4
v=spf1 -all
✉️ SPF
PolicyRecord (mitsdu.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.mitsdu.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:655b353a1f136@dmarc.centerasecurity.com; ruf=mailto:dmarc.reports@sdu.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)
🔐 DNSSEC96ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial19947
Primary NS (MNAME)ns1.sdu.dk
Responsible (RNAME)dns@sdu.dk
Refresh10800s
Retry1080s
Expire2419200s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
33ms
A
26ms
MX
36ms
AAAA
27ms
TXT
117ms
CAA
28ms
HTTPS
16031ms
TLSA
53ms
SOA
0ms
MTA-STS
86ms
DNSSEC
96ms
SRV
86ms
Total
16359ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 01:08:32 16359ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-30 23:57:59 17649ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-28 18:24:41 16844ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-27 16:19:46 16359ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-24 23:35:28 8776ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-23 23:20:38 17346ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-20 22:32:23 5840ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-19 21:38:44 8696ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-18 21:28:09 21381ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-16 18:26:59 6677ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-15 17:11:38 8627ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-12 19:20:35 5671ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-11 15:47:05 10840ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-09 13:14:15 735ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-05 11:32:39 4552ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-27 06:32:19 4515ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-26 05:54:20 3544ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-24 02:05:18 16540ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-23 01:09:28 3433ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-21 08:35:29 4441ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-19 21:31:53 15074ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-18 18:11:30 4799ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-15 04:22:25 8428ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-11 08:18:56 3521ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-08 00:26:23 4484ms 3 NS 1 A 1 MX 🔒 Secure View
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