sealtec.dk

📜 Historical scan 2026-06-24 02:20:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sealtec.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.105.224.30 is hosted by Microsoft Corporation (AS8075) in The Netherlands. The zone is DNSSEC-signed and validates, 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 100ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.105.224.30	3600s	—	AS8075	Microsoft Corporation	20.64.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 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 153ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (sealtec.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.sealtec.dk)
p=reject	v=DMARC1; p=reject; fo=1; pct=100

📬 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 2026-10-08 22:51:53

www CNAME	klprod-redirects.azurewebsites.net (all on azurewebsites.net) → 20.105.224.30 (AS8075)
www vs bare domain	Same network sealtec.dk: 20.105.224.30 (AS8075) www.sealtec.dk: 20.105.224.30 (AS8075)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

66ms

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

🏷️ SOA#

52ms

Field	Value
Serial	2024070801
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

100ms

40ms

39ms

AAAA

41ms

TXT

153ms

CAA

39ms

HTTPS

98ms

TLSA

177ms

SOA

52ms

MTA-STS

42ms

DNSSEC

66ms

SRV

129ms

Total

673ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:16:36	446ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-26 13:14:19	433ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-27 05:37:26	438ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-24 03:02:23	396ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-24 02:20:55 shown	673ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-19 19:00:52	508ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-17 13:14:13	482ms	2 NS 1 A 0 MX	🔒 Secure