openclient.dk

📜 Historical scan 2026-06-23 17:01:43 · ← 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 and validates, 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 166ms

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 145ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.9.203.239	500s	85-9-203-239.de-fra1.upcloud.host	AS202053	UpCloud Ltd	85.9.200.0/21	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

3 records 157ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	300s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	300s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	85.9.203.239
🔶 Autoconfig	85.9.203.239

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 403ms

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#

218ms

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

🏷️ SOA#

157ms

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#

166ms

145ms

157ms

AAAA

155ms

TXT

403ms

CAA

163ms

HTTPS

159ms

TLSA

558ms

SOA

157ms

MTA-STS

162ms

DNSSEC

218ms

SRV

156ms

Total

1441ms

🕐 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 shown	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	2898ms	2 NS 1 A 3 MX	⚠️ Bogus