matematikfokus.dk

📜 Historical scan 2026-06-18 02:04:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

matematikfokus.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 7 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 75.2.60.5 is hosted by Amazon.com, Inc. (AS16509) in United States. The zone is DNSSEC-signed and validates, 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
75.2.60.5	—	acd89244c803f7181.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	75.2.0.0/17	🇺🇸 United States	—

📧 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 2026-10-16 01:54:52

www CNAME	wwwmatematikfokusdk.netlify.app (all on netlify.app) → 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509)
www vs bare domain	Same network matematikfokus.dk: 75.2.60.5 (AS16509) www.matematikfokus.dk: 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

1361ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

31ms

Field	Value
Serial	2026052401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-17 23:53:41

Field	Value
Registrar	ONE.COM A/S
Registered	2024-09-07
Expires	2027-09-06 (316d)

🔗 Same registrant#

7 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
korrekturmaskinen.dk	ONE.COM A/S
modiworld.dk	Punktum dk A/S (direct)
nemkasse.dk	Punktum dk A/S (direct)
nyvagtplan.dk	Punktum dk A/S (direct)
vagtplanlægning.dk	Punktum dk A/S (direct)
videomøde.dk	Punktum dk A/S (direct)
ølimport.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

30ms

32ms

AAAA

30ms

TXT

268ms

CAA

37ms

HTTPS

30ms

TLSA

34ms

SOA

31ms

MTA-STS

36ms

DNSSEC

1361ms

SRV

2062ms

Total

2335ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 08:34:24	483ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 08:21:23	417ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 17:21:08	467ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 09:10:18	524ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 16:07:17	443ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 18:38:28	1017ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 05:04:45	4536ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 09:44:02	682ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 05:36:41	471ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 14:35:04	632ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 02:04:55 shown	2335ms	2 NS 1 A 0 MX	🔒 Secure