openclient.dk

📜 Historical scan 2026-06-17 18:57:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

openclient.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.9.203.239 is hosted by UpCloud Ltd (AS202053) in Germany. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is DNSSEC-signed but currently fails validation, 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 223ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 201ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.9.203.239	—	85-9-203-239.de-fra1.upcloud.host	AS202053	UpCloud Ltd	85.9.200.0/21	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

3 records 220ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	—	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	—	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 402ms

TXT Record
v=spf1 include:_spf.mailersend.net ~all

✉️ SPF#

Policy	Record (openclient.dk)
~all (soft fail)	v=spf1 include:_spf.mailersend.net ~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#

latest probe, not this scan · checked 2026-10-07 21:29:27

www	85.9.203.239 (AS202053) (address records, no CNAME)
www vs bare domain	Same network openclient.dk: 85.9.203.239 (AS202053) www.openclient.dk: 85.9.203.239 (AS202053)
Wildcard	Yes: any name under the zone resolves
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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

368ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'openclient.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

203ms

Field	Value
Serial	2025041001
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.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#

223ms

201ms

220ms

AAAA

190ms

TXT

402ms

CAA

215ms

HTTPS

235ms

TLSA

494ms

SOA

203ms

MTA-STS

180ms

DNSSEC

368ms

SRV

0ms

Total

2898ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 21:29:27	1599ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-29 20:22:22	538ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-16 17:49:04	1651ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-08 06:21:22	517ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-26 19:21:50	635ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-25 20:54:03	778ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-15 14:57:58	901ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-23 17:01:43	1441ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-23 03:27:25	967ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 03:23:28	590ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-17 18:57:31 shown	2898ms	2 NS 1 A 3 MX	⚠️ Bogus