syddanskuniversitet.dk
Last scanned: 2026-08-31 05:42:45  ·  16985ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   163ms
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   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.225.156.23 3600s — AS1835 IDDQD-AS 130.225.0.0/16 🇩🇰 Denmark —
📧 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   329ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (syddanskuniversitet.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.syddanskuniversitet.dk)
p=reject v=DMARC1; p=reject;
📬 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)
🔐 DNSSEC242ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2011041655
Primary NS (MNAME)ns1.sdu.dk
Responsible (RNAME)dns@it-service.sdu.dk
Refresh14400s
Retry1440s
Expire3600000s
Minimum (neg-cache TTL)86400s
📋 RegistrationWHOIS fetched 2026-08-17 21:19:57
FieldValue
Registrardns.services ApS
Registered2000-08-31
Expires2026-09-30 (28d)
📋 WHOIS
⏱️ Lookup Timing
NS
163ms
A
64ms
MX
86ms
AAAA
76ms
TXT
329ms
CAA
130ms
HTTPS
16082ms
TLSA
194ms
SOA
0ms
MTA-STS
173ms
DNSSEC
242ms
SRV
139ms
Total
16985ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 05:42:45 16985ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-30 01:42:59 16750ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-26 13:03:58 16427ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-24 02:15:13 16996ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-22 01:55:54 2647ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-17 21:19:19 5530ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-14 07:05:09 8540ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-10 08:43:10 4568ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-08 23:27:53 6853ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-29 21:31:41 4410ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-27 09:51:39 16579ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-25 09:20:04 16560ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-22 04:29:30 16516ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-20 23:36:01 4431ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-17 06:51:30 16519ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-09 01:45:27 4474ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-06 23:57:40 2624ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-02 09:56:42 10682ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-25 19:53:58 2216ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-24 11:26:08 1122ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 22:47:35 4374ms 3 NS 1 A 0 MX 🔒 Secure View
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