sikkerhedstips.dk

Records from scan: 2026-10-01 00:09:10 · 599ms total · last checked 2026-10-20 04:37 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sikkerhedstips.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 30 November 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.221.51.90 is hosted by G4S Security Services A/S (AS199718) in Denmark. Mail is handled by mx01.dandomain.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.221.51.90	3600s	—	AS199718	G4S Security Services A/S	91.221.50.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx01.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S

🔷 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#

checked 2026-10-14 20:51:22

www	91.221.51.90 (AS199718) (address records, no CNAME)
www vs bare domain	Same network sikkerhedstips.dk: 91.221.51.90 (AS199718) www.sikkerhedstips.dk: 91.221.51.90 (AS199718)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

110ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2016120101
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-14 03:57:13

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-11-30
Expires	2026-11-30 (40d)

🔗 Same registrant#

27 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
alarmtest.dk	Punktum dk A/S (direct)
alphalog.dk	Punktum dk A/S (direct)
falck-securitas.dk	Punktum dk A/S (direct)
falcksecuritas.dk	Safenames Ltd
falcksecurity.dk	Punktum dk A/S (direct)
fotoalarmer.dk	Punktum dk A/S (direct)
g4login.dk	Punktum dk A/S (direct)
g4s-alarm.dk	Punktum dk A/S (direct)
g4s-online.dk	Punktum dk A/S (direct)
g4s-shoppen.dk	Punktum dk A/S (direct)
g4safelink.dk	Punktum dk A/S (direct)
g4securicor.dk	Punktum dk A/S (direct)
g4skundetip.dk	Punktum dk A/S (direct)
g4ssecuritysystems.dk	Punktum dk A/S (direct)
g4sselvbetjening.dk	Punktum dk A/S (direct)
g4svaerdi.dk	Punktum dk A/S (direct)
girm.dk	Punktum dk A/S (direct)
group4security.dk	Punktum dk A/S (direct)
groupfoursecuricor.dk	Punktum dk A/S (direct)
localfeed.dk	Punktum dk A/S (direct)
medarbejderalarm.dk	Punktum dk A/S (direct)
mitg4s.dk	Punktum dk A/S (direct)
safe-link.dk	Punktum dk A/S (direct)
setogsket.dk	Punktum dk A/S (direct)
sikkerhedsvurdering.dk	Punktum dk A/S (direct)
tilbudg4s.dk	Punktum dk A/S (direct)
tåge.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

49ms

32ms

AAAA

44ms

TXT

131ms

CAA

55ms

HTTPS

53ms

TLSA

127ms

SOA

27ms

MTA-STS

66ms

DNSSEC

110ms

SRV

65ms

Total

599ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 00:09:10 shown	599ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 09:47:22	552ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 03:09:31	557ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 02:14:12	653ms	2 NS 1 A 1 MX	🔒 Secure