sikkerudvikling.dk

📜 Historical scan 2026-09-20 10:18:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sikkerudvikling.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 September 2026 (WHOIS) and first appeared in the .dk zone on 20 September 2026. Its website address 216.150.1.1 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by .. 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 137ms

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 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.150.1.1	3600s	—	AS16509	Amazon.com, Inc.	216.150.1.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 102ms

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

🔷 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 2026-10-20 22:51:13

www CNAME	7b232d446676bc65.vercel-dns-016.com (all on vercel-dns-016.com) → 216.150.1.1 216.150.16.1 (AS16509)
www vs bare domain	Same network sikkerudvikling.dk: 216.150.1.1 (AS16509) www.sikkerudvikling.dk: 216.150.1.1 216.150.16.1 (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#

187ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092001
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 15:57:25

Field	Value
Registrar	ONE.COM A/S
Registered	2026-09-19
Expires	2027-09-18 (327d)

🔗 Same registrant#

8 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
jakobsbb.dk	ONE.COM A/S
jakobspersonale.dk	ONE.COM A/S
mejlkjaer.dk	Punktum dk A/S (direct)
prooffit.dk	Punktum dk A/S (direct)
sbkontrol.dk	ONE.COM A/S
sikkerbrandkontrol.dk	Punktum dk A/S (direct)
skagen-deluxe.dk	Punktum dk A/S (direct)
skagenskagen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

137ms

99ms

102ms

AAAA

128ms

TXT

263ms

CAA

139ms

HTTPS

126ms

TLSA

69ms

SOA

0ms

MTA-STS

140ms

DNSSEC

187ms

SRV

151ms

Total

619ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 22:51:13	646ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-17 15:20:52	737ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-16 13:55:44	1509ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-09 10:26:28	629ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-07 00:22:48	828ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-29 21:04:23	803ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-26 20:02:08	797ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-23 18:43:35	707ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-20 10:18:41 shown	619ms	2 NS 1 A 1 MX	🔓 Insecure