opst.dk

Records from scan: 2026-09-30 14:18:06 · 1031ms total · last checked 2026-10-19 09:44 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opst.dk is a .dk domain served by 3 nameservers (ns1.wendt-net.dk, ns2.wendt-net.dk, ns3.wendt-net.dk). It was registered on 16 February 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by post.wendt-net.dk. The zone is not DNSSEC-signed, 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#

3 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.wendt-net.dk	185.189.180.19 2a0b:f380:0:1:6::101	ns1.win4ce.eu ns1.win4ce.eu	AS213023 ICT Shift AS213023 ICT Shift
ns2.wendt-net.dk	185.189.180.16 2a0b:f380:0:1:6::112	ns2.win4ce.eu —	AS213023 ICT Shift AS213023 ICT Shift
ns3.wendt-net.dk	185.189.180.23 2a0b:f380:0:1:6::102	mx2.mail4ce.com ns3.win4ce.eu	AS213023 ICT Shift AS213023 ICT Shift

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	post.wendt-net.dk	185.189.180.109 2a0b:f380:0:1:7::101	post.wendt-net.dk post.wendt-net.dk	AS213023 ICT Shift AS213023 ICT Shift

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 531ms

TXT Record
v=spf1 mx a ip4:185.189.180.0/24 ip6:2a0b:f380:0:1::/64 include:spf.lnxsvr.eu include:spf.mail4ce.com ~all

✉️ SPF#

Policy	Record (opst.dk)
~all (soft fail)	v=spf1 mx a ip4:185.189.180.0/24 ip6:2a0b:f380:0:1::/64 include:spf.lnxsvr.eu include:spf.mail4ce.com ~all

📨 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 2026-10-08 15:52:21

www	NXDOMAIN
www vs bare domain	Neither resolves opst.dk: no address www.opst.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

119ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

142ms

Field	Value
Serial	2012112816
Primary NS (MNAME)	ns1.wendt-net.dk
Responsible (RNAME)	hostmaster@opst.dk
Refresh	3600s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-18 17:57:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-02-16
Expires	2027-02-28 (131d)

🔗 Same registrant#

7 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
afstemningogdebat.dk	Punktum dk A/S (direct)
alarmcentret.dk	Punktum dk A/S (direct)
dating-land.dk	Punktum dk A/S (direct)
datingland.dk	Punktum dk A/S (direct)
motorheads.dk	Punktum dk A/S (direct)
spsv.dk	Punktum dk A/S (direct)
stedet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

66ms

74ms

88ms

AAAA

70ms

TXT

531ms

CAA

69ms

HTTPS

88ms

TLSA

123ms

SOA

142ms

MTA-STS

134ms

DNSSEC

119ms

SRV

130ms

Total

1031ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 14:18:06 shown	1031ms	3 NS 0 A 1 MX	🔓 Insecure
2026-09-30 05:33:53	1173ms	3 NS 0 A 1 MX	🔓 Insecure
2026-09-26 15:35:12	867ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-26 19:04:22	2031ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-25 18:10:49	1801ms	3 NS 0 A 1 MX	🔓 Insecure
2026-06-24 13:21:42	1178ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 23:18:31	901ms	3 NS 0 A 1 MX	🔓 Insecure