sexundervisning.dk

Records from scan: 2026-10-01 13:41:49 · 617ms total · last checked 2026-10-18 16:33 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sexundervisning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.106 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 58ms

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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.106	3600s	webcluster2.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

1 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:8053:8fe1:88db:dff	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 183ms

TXT Record
google-site-verification=Kn1-ySyqtwSfhhzVZGUy6J3SBDzXEjiBc1_5BkzIOb0

✉️ 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#

checked 2026-10-14 12:37:24

www	46.30.215.106 2a02:2350:5:111:8053:8fe1:88db:dff (AS51468) (address records, no CNAME)
www vs bare domain	Same network sexundervisning.dk: 46.30.215.106 2a02:2350:5:111:8053:8fe1:88db:dff (AS51468) www.sexundervisning.dk: 46.30.215.106 2a02:2350:5:111:8053:8fe1:88db:dff (AS51468)
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#

161ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2026093001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

58ms

43ms

AAAA

48ms

TXT

183ms

CAA

39ms

HTTPS

43ms

TLSA

54ms

SOA

41ms

MTA-STS

83ms

DNSSEC

161ms

SRV

71ms

Total

617ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 13:41:49 shown	617ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 13:37:53	326ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 05:55:52	607ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 05:12:21	516ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 05:01:54	538ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 14:17:55	601ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-08 12:02:04	744ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-27 13:57:10	812ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-26 10:37:38	786ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-07 10:07:10	1134ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-12 11:26:19	6804ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 22:51:40	895ms	2 NS 1 A 4 MX	🔒 Secure