sikker-skole.dk

📜 Historical scan 2026-06-17 19:50:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sikker-skole.dk is a .dk domain served by 2 nameservers (ns.semaphor.dk, ns2.semaphor.dk). It was registered on 25 August 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.156.8.54 is hosted by Semaphor (AS201697) in Denmark. The zone is not DNSSEC-signed, publishes a 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 85ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.semaphor.dk	195.190.25.50	ns.semaphor.dk	AS201697 Semaphor
ns2.semaphor.dk	85.235.240.108	ns2.semaphor.dk	AS3308 Norlys Telco A/S

🌍 A Records#

1 records 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.156.8.54	—	hjulben4.semaphor.dk	AS201697	Semaphor	45.156.8.0/22	🇩🇰 Denmark	—

📧 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#

1 records 232ms

TXT Record
v=spf1 include:_spf.semaphor.dk -all

✉️ SPF#

Policy	Record (sikker-skole.dk)
-all (hard fail)	v=spf1 include:_spf.semaphor.dk -all

📨 DMARC#

Policy	Record (_dmarc.sikker-skole.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 14:12:45

www CNAME	hjulben.semaphor.dk (all on semaphor.dk) → 195.190.25.53 45.156.8.52 45.156.8.54 2001:678:72c:fa00:45:156:8:52 2001:678:72c:fa00:45:156:8:54 (AS201697)
www vs bare domain	Same network sikker-skole.dk: 45.156.8.54 (AS201697) www.sikker-skole.dk: 195.190.25.53 45.156.8.52 45.156.8.54 2001:678:72c:fa00:45:156:8:52 (AS201697)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

212ms

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

🏷️ SOA#

93ms

Field	Value
Serial	2025082700
Primary NS (MNAME)	ns.semaphor.dk
Responsible (RNAME)	hostmaster@semaphor.dk
Refresh	3600s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	38400s

📋 Registration#

WHOIS fetched 2026-10-08 10:27:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-08-25
Expires	2027-08-24 (300d)

📋 WHOIS#

⏱️ Lookup Timing#

85ms

94ms

91ms

AAAA

87ms

TXT

232ms

CAA

90ms

HTTPS

89ms

TLSA

334ms

SOA

93ms

MTA-STS

74ms

DNSSEC

212ms

SRV

4021ms

Total

4675ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 14:12:44	459ms	2 NS 1 A 0 MX	🔓 Insecure
2026-10-01 04:34:37	966ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-26 22:05:30	2405ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 19:50:04 shown	4675ms	2 NS 1 A 0 MX	🔓 Insecure