undervisningsuddannelse.dk

📜 Historical scan 2026-06-27 12:18:58  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

undervisningsuddannelse.dk is a .dk domain served by 4 nameservers (ns1.mainloop.net, ns2.mainloop.net, ns3.mainloop.net and 1 more). It was registered on 6 February 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.84.240.80 is hosted by Mainloop AB (AS202687) in Sweden. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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#

4 records   126ms

🌍 A Records#

1 records   135ms

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

1 records   145ms

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   159ms
TXT Record
redirectmatch=https://www.karriarguiden.se/

✉️ 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 2026-10-22 14:56:32
www185.84.240.80 2a03:4bc0:1015::80 (AS202687) (address records, no CNAME)
www vs bare domainSame network
undervisningsuddannelse.dk: 185.84.240.80 2a03:4bc0:1015::80 (AS202687)
www.undervisningsuddannelse.dk: 185.84.240.80 2a03:4bc0:1015::80 (AS202687)
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

170ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026062501
Primary NS (MNAME)ns1.mainloop.net
Responsible (RNAME)hostmaster@mainloop.net
Refresh3600s
Retry900s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-13 22:36:48
FieldValue
RegistrarName SRS AB
Registered2009-02-06
Expires2027-02-28 (126d)

🔗 Same registrant#

35 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
126ms
A
135ms
MX
116ms
AAAA
145ms
TXT
159ms
CAA
117ms
HTTPS
90ms
TLSA
899ms
SOA
0ms
MTA-STS
105ms
DNSSEC
170ms
SRV
123ms
Total
6806ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 14:56:32 381ms 4 NS 1 A 0 MX 🔒 Secure
2026-10-15 07:14:17 1047ms 4 NS 1 A 0 MX 🔒 Secure
2026-10-08 21:19:09 4005ms 4 NS 1 A 0 MX 🔒 Secure
2026-10-01 17:30:22 416ms 4 NS 1 A 0 MX 🔒 Secure
2026-09-29 17:05:33 662ms 4 NS 1 A 0 MX 🔒 Secure
2026-09-24 23:18:41 602ms 4 NS 1 A 0 MX 🔒 Secure
2026-09-23 23:03:39 5012ms 4 NS 1 A 0 MX 🔒 Secure
2026-09-13 10:35:45 4714ms 4 NS 1 A 0 MX 🔒 Secure
2026-09-08 03:32:29 657ms 4 NS 1 A 0 MX 🔒 Secure
2026-09-03 09:37:45 5379ms 4 NS 1 A 0 MX 🔒 Secure
2026-08-27 09:45:44 1484ms 4 NS 1 A 0 MX 🔒 Secure
2026-08-20 14:15:11 5283ms 4 NS 1 A 0 MX 🔒 Secure
2026-08-13 07:48:52 2909ms 4 NS 1 A 0 MX 🔒 Secure
2026-08-07 08:51:15 2824ms 4 NS 1 A 0 MX 🔒 Secure
2026-08-01 13:28:10 5850ms 4 NS 1 A 0 MX 🔒 Secure
2026-07-23 02:37:32 6527ms 4 NS 1 A 0 MX 🔒 Secure
2026-07-16 22:44:27 838ms 4 NS 1 A 0 MX 🔒 Secure
2026-07-10 12:33:29 9161ms 4 NS 1 A 0 MX 🔒 Secure
2026-07-02 21:36:51 9733ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-27 12:18:58 shown 6806ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-19 12:04:13 6618ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-17 12:03:22 570ms 4 NS 1 A 0 MX 🔒 Secure
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