cleantab.dk

📜 Historical scan 2026-09-01 15:59:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cleantab.dk is a .dk domain served by 3 nameservers (ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.141.239.221 is hosted by The Constant Company, LLC (AS20473) in United Kingdom. Mail is handled by mx.cleantab.dk.cust.a.hostedemail.com. The zone is not DNSSEC-signed, 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#

3 records 137ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.systemdns.com	216.40.47.90 2604:4000:0:d:216:40:47:90	ns1.systemdns.com ns1.systemdns.com	AS15348 Tucows.com Co. AS15348 Tucows.com Co.
ns2.systemdns.com	2604:4000:2800:d:64:99:148:16 64.98.148.16	ns2.systemdns.com ns2.systemdns.com	AS32491 Tucows.com Co. AS32491 Tucows.com Co.
ns3.systemdns.com	2604:4000:0:d:64:99:96:36 64.99.96.36	ns3.systemdns.com ns3.systemdns.com	AS15348 Tucows.com Co. AS15348 Tucows.com Co.

🌍 A Records#

1 records 163ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.141.239.221	300s	aemx2.cubeabout.com	AS20473	The Constant Company, LLC	78.141.192.0/18	🇬🇧 United Kingdom	Canary Wharf

📧 MX Records#

1 records 163ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mx.cleantab.dk.cust.a.hostedemail.com	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1039ms

TXT Record
v=spf1 a mx ip4:216.40.44.0/24 ip4:78.141.201.72 -all

✉️ SPF#

Policy	Record (cleantab.dk)
-all (hard fail)	v=spf1 a mx ip4:216.40.44.0/24 ip4:78.141.201.72 -all

📨 DMARC#

Policy	Record (_dmarc.cleantab.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 08:15:51

www	78.141.201.72 (AS20473) (address records, no CNAME)
www vs bare domain	Same network cleantab.dk: 78.141.239.221 (AS20473) www.cleantab.dk: 78.141.201.72 (AS20473)
Wildcard	No

🔎 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#

9101ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	1751986458
Primary NS (MNAME)	ns1.systemdns.com
Responsible (RNAME)	hostmaster@systemdns.com
Refresh	10800s
Retry	3600s
Expire	300s
Minimum (neg-cache TTL)	60s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

137ms

163ms

AAAA

183ms

TXT

1039ms

CAA

138ms

HTTPS

136ms

TLSA

1538ms

SOA

0ms

MTA-STS

271ms

DNSSEC

9101ms

SRV

272ms

Total

12732ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 22:27:44	2103ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-24 08:04:00	9976ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-21 18:15:24	4385ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-01 15:59:21 shown	12732ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-19 23:22:23	2720ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:15:58	6311ms	3 NS 1 A 1 MX	🔓 Insecure