flexlaerer.dk

📜 Historical scan 2026-09-27 11:13:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

flexlaerer.dk is a .dk domain served by 2 nameservers (christina.ns.cloudflare.com, reese.ns.cloudflare.com). It was registered on 1 December 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 70ms

Nameserver	IP addresses	PTR	ASN / ISP
christina.ns.cloudflare.com	108.162.194.193 162.159.38.193 172.64.34.193 2606:4700:50::a29f:26c1 2803:f800:50::6ca2:c2c1 2a06:98c1:50::ac40:22c1	christina.ns.cloudflare.com christina.ns.cloudflare.com christina.ns.cloudflare.com christina.ns.cloudflare.com christina.ns.cloudflare.com christina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
reese.ns.cloudflare.com	108.162.195.117 162.159.44.117 172.64.35.117 2606:4700:58::a29f:2c75 2803:f800:50::6ca2:c375 2a06:98c1:50::ac40:2375	reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.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#

📧

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 2026-10-07 14:49:01

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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

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#

0ms

Field	Value
Serial	2412889267
Primary NS (MNAME)	christina.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 12:35:19

Field	Value
Registrar	DANDOMAIN A/S
Registered	2010-12-01
Expires	2026-12-31 (74d)

🔗 Same registrant#

15 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
a2l.dk	DANDOMAIN A/S
digitaldidaktik.dk	DANDOMAIN A/S
eksportbachelor.dk	DANDOMAIN A/S
hospitalitymanagement.dk	DANDOMAIN A/S
icdpaalborg.dk	DANDOMAIN A/S
micro-credential.dk	Punktum dk A/S (direct)
micro-credentials.dk	Punktum dk A/S (direct)
micromodul.dk	Punktum dk A/S (direct)
professionsuddannelser.dk	DANDOMAIN A/S
psem.dk	DANDOMAIN A/S
ucn-viden.dk	DANDOMAIN A/S
ucnnextstep.dk	DANDOMAIN A/S
ucnorth.dk	DANDOMAIN A/S
uddannelse-i-hjørring.dk	DANDOMAIN A/S
uddannelseihjørring.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

70ms

89ms

49ms

AAAA

91ms

TXT

232ms

CAA

51ms

HTTPS

78ms

TLSA

39ms

SOA

0ms

MTA-STS

86ms

DNSSEC

98ms

SRV

80ms

Total

506ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 14:49:01	1171ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-27 11:13:41 shown	506ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-09 15:19:18	460ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-26 15:58:37	10091ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-23 15:07:08	8805ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-22 13:49:38	5430ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-10 13:51:24	847ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-25 18:15:29	663ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-19 17:09:55	503ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-17 09:38:46	376ms	2 NS 0 A 0 MX	🔓 Insecure