itfjernundervisning.dk

Records from scan: 2026-10-09 12:28:16 · 837ms total · last checked 2026-10-17 23:59 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

itfjernundervisning.dk is a .dk domain served by 2 nameservers (lars.ns.cloudflare.com, naomi.ns.cloudflare.com). It was registered on 25 August 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.scientdata.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
lars.ns.cloudflare.com	108.162.193.195 172.64.33.195 173.245.59.195 2606:4700:58::adf5:3bc3 2803:f800:50::6ca2:c1c3 2a06:98c1:50::ac40:21c3	lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
naomi.ns.cloudflare.com	108.162.192.208 172.64.32.208 173.245.58.208 2606:4700:50::adf5:3ad0 2803:f800:50::6ca2:c0d0 2a06:98c1:50::ac40:20d0	naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mail.scientdata.dk	91.98.102.141	mail.scientdata.dk	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.scientdata.dk → 91.98.102.141
🔶 Autoconfig	mail.scientdata.dk → 91.98.102.141

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 71ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	mail.scientdata.dk

📝 TXT Records#

1 records 215ms

TXT Record
v=spf1 mx ~all

✉️ SPF#

Policy	Record (itfjernundervisning.dk)
~all (soft fail)	v=spf1 mx ~all

📨 DMARC#

Policy	Record (_dmarc.itfjernundervisning.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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#

checked 2026-10-09 12:28:16

www	NXDOMAIN
www vs bare domain	Neither resolves itfjernundervisning.dk: no address www.itfjernundervisning.dk: no address
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

37ms

Field	Value
Serial	2417020824
Primary NS (MNAME)	lars.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 12:37:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-08-25
Expires	2027-08-31 (317d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

43ms

58ms

AAAA

47ms

TXT

215ms

CAA

35ms

HTTPS

47ms

TLSA

53ms

SOA

37ms

MTA-STS

70ms

DNSSEC

132ms

SRV

71ms

Total

837ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:28:16 shown	837ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-28 06:15:21	757ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-22 09:30:35	8057ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-21 09:18:07	1725ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-12 13:59:35	2868ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-20 21:30:35	9308ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-27 00:30:41	1378ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 18:50:19	11183ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 16:12:39	1183ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 14:41:36	881ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 12:17:00	1092ms	2 NS 1 A 1 MX	🔓 Insecure