cleansys.dk

📜 Historical scan 2026-07-03 15:15:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cleansys.dk is a .dk domain served by 4 nameservers (dns1.zipmedia.dk, dns2.zipmedia.dk, dns5.zipmedia.dk and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.76.151 is hosted by Din Server Group ApS (AS215052) in Denmark. Mail is handled by mail1.zipmedia.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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#

4 records 216ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.zipmedia.dk	185.136.96.77 2a06:fb00:1::1:77	dns1.cloudns.net dns1.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
dns2.zipmedia.dk	185.136.97.77 2a06:fb00:1::2:77	dns2.cloudns.net —	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
dns5.zipmedia.dk	185.136.98.77 2a06:fb00:1::3:77	dns5.cloudns.net —	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
dns6.zipmedia.dk	185.136.99.77 2a06:fb00:1::4:77	dns6.cloudns.net dns6.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

1 records 232ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.76.151	3600s	—	AS215052	Din Server Group ApS	185.51.76.0/24	🇩🇰 Denmark	Albertslund

📧 MX Records#

1 records 232ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail1.zipmedia.dk	185.51.76.142 2a12:bec4:11d3:81fc::1	mail1.zipmedia.dk mail1.zipmedia.dk	AS215052 Din Server Group ApS AS215052 Din Server Group ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.51.76.151
🔶 Autoconfig	185.51.76.151

🔷 AAAA Records (IPv6)#

1 records 200ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a12:bec4:11d3:3068:185:51:76:151	3600s	—	AS215052	Din Server Group ApS	2a12:bec4:11d0:0:0:0:0:0/46	🇩🇰 Denmark	Albertslund

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 831ms

TXT Record
v=spf1 ip4:185.51.76.142 a mx -all

✉️ SPF#

Policy	Record (cleansys.dk)
-all (hard fail)	v=spf1 ip4:185.51.76.142 a mx -all

📨 DMARC#

Policy	Record (_dmarc.cleansys.dk)
p=reject	v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:postmaster@zipmedia.dk;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

1 records 203ms

Flags	Tag	Value
128	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 00:29:37

www	185.51.76.151 2a12:bec4:11d3:3068:185:51:76:151 (AS215052) (address records, no CNAME)
www vs bare domain	Same network cleansys.dk: 185.51.76.151 2a12:bec4:11d3:3068:185:51:76:151 (AS215052) www.cleansys.dk: 185.51.76.151 2a12:bec4:11d3:3068:185:51:76:151 (AS215052)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

513ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026070104
Primary NS (MNAME)	dns1.zipmedia.dk
Responsible (RNAME)	support@zipmedia.dk
Refresh	7200s
Retry	180s
Expire	1209600s
Minimum (neg-cache TTL)	60s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

216ms

232ms

AAAA

200ms

TXT

831ms

CAA

203ms

HTTPS

213ms

TLSA

1566ms

SOA

0ms

MTA-STS

399ms

DNSSEC

513ms

SRV

304ms

Total

17404ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 00:29:37	4597ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-20 20:53:48	4993ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-31 08:33:22	4692ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 19:01:24	895ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-11 07:15:48	2817ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-22 02:26:19	976ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-03 15:15:28 shown	17404ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-27 01:23:01	8852ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 21:16:23	653ms	4 NS 1 A 1 MX	🔒 Secure