slu.dk

📜 Historical scan 2026-07-10 14:54:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

slu.dk is a .dk domain served by 2 nameservers (ns1.rsyd.dk, ns2.rsyd.dk). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.163.231.64 is hosted by Region Syddanmark (AS44328) in Denmark. The zone is of unknown DNSSEC status, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   35ms

🌍 A Records#

1 records   73ms

📧 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 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 06:46:17
www CNAMEslu.dk (all on slu.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 10 iterations · 3-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

163ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'slu.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

0ms
FieldValue
Serial411
Primary NS (MNAME)ns1.rsyd.dk
Responsible (RNAME)hostmaster@rsyd.dk
Refresh10800s
Retry1080s
Expire2419200s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-06 13:52:44
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1998-02-16
Expires2027-03-31 (165d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
35ms
A
73ms
MX
74ms
AAAA
69ms
TXT
430ms
CAA
58ms
HTTPS
16072ms
TLSA
92ms
SOA
0ms
MTA-STS
119ms
DNSSEC
163ms
SRV
222ms
Total
16484ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 06:46:17 4251ms 2 NS 1 A 0 MX 🔓 Insecure
2026-10-06 13:34:36 4280ms 2 NS 1 A 0 MX 🔓 Insecure
2026-10-03 10:00:12 6542ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-30 05:32:23 8307ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-28 12:47:54 16815ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-20 13:24:29 3167ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-13 11:11:27 6999ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-06 10:06:51 16661ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-27 11:46:59 16462ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-20 00:54:22 6735ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-11 20:22:47 5946ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-09 07:58:34 7014ms 2 NS 1 A 0 MX 🔓 Insecure
2026-07-26 22:39:46 16423ms 2 NS 1 A 0 MX ❓ Unknown
2026-07-19 15:06:02 16538ms 2 NS 1 A 0 MX ❓ Unknown
2026-07-10 14:54:29 shown 16484ms 2 NS 1 A 0 MX ❓ Unknown
2026-07-03 14:27:08 4467ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-25 22:11:07 4427ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-23 08:26:23 5896ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-20 22:26:47 1199ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 15:46:03 3079ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-19 22:29:42 4338ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-17 13:41:45 4820ms 2 NS 1 A 0 MX ⚠️ Bogus
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