slu.dk

📜 Historical scan 2026-09-20 13:24:29  ·  ← 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 not DNSSEC-signed, 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   130ms

🌍 A Records#

1 records   116ms

📧 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#

290ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial429
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
130ms
A
116ms
MX
149ms
AAAA
154ms
TXT
791ms
CAA
126ms
HTTPS
2710ms
TLSA
102ms
SOA
0ms
MTA-STS
380ms
DNSSEC
290ms
SRV
352ms
Total
3167ms

🕐 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 shown 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 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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