skoleteknik.dk

📜 Historical scan 2026-09-22 08:03:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skoleteknik.dk is a .dk domain served by 2 nameservers (ophelia.ns.cloudflare.com, zod.ns.cloudflare.com). It was registered on 3 November 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.81.33.121 is hosted by Leaseweb UK Limited (AS205544) in United Kingdom. Mail is handled by web2.supergeek.dk. 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ophelia.ns.cloudflare.com	108.162.194.248 162.159.38.248 172.64.34.248 2606:4700:50::a29f:26f8 2803:f800:50::6ca2:c2f8 2a06:98c1:50::ac40:22f8	ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zod.ns.cloudflare.com	108.162.193.250 172.64.33.250 173.245.59.250 2606:4700:58::adf5:3bfa 2803:f800:50::6ca2:c1fa 2a06:98c1:50::ac40:21fa	zod.ns.cloudflare.com zod.ns.cloudflare.com zod.ns.cloudflare.com zod.ns.cloudflare.com zod.ns.cloudflare.com zod.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.81.33.121	300s	web2.supergeek.dk	AS205544	Leaseweb UK Limited	23.81.32.0/21	🇬🇧 United Kingdom	—

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	web2.supergeek.dk	23.81.33.121	web2.supergeek.dk	AS205544 Leaseweb UK Limited

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 195ms

TXT Record
v=spf1 ip4:23.81.33.121 -all

✉️ SPF#

Policy	Record (skoleteknik.dk)
-all (hard fail)	v=spf1 ip4:23.81.33.121 -all

📨 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 2026-10-24 01:32:21

www	NXDOMAIN
www vs bare domain	www does not resolve skoleteknik.dk: 23.81.33.121 (AS205544) www.skoleteknik.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2413162676
Primary NS (MNAME)	ophelia.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 23:04:14

Field	Value
Registrar	DANDOMAIN A/S
Registered	2025-11-03
Expires	2026-11-02 (7d)

🔗 Same registrant#

3 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
cbrteknik.dk	Punktum dk A/S (direct)
djfolsoe.dk	DANDOMAIN A/S
supergeek.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

46ms

50ms

AAAA

46ms

TXT

195ms

CAA

37ms

HTTPS

51ms

TLSA

91ms

SOA

0ms

MTA-STS

56ms

DNSSEC

69ms

SRV

59ms

Total

544ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 01:32:21	564ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-10 18:22:44	511ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 09:29:03	521ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-22 08:03:10 shown	544ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 10:52:17	671ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 10:46:37	613ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-12 07:38:12	1521ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 19:58:38	1273ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 14:31:50	795ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 10:45:20	1828ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 07:10:37	822ms	2 NS 1 A 1 MX	🔓 Insecure