clu.dk

📜 Historical scan 2026-10-09 18:15:41  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clu.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 October 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by .. 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   656ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   423ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 3600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —

📧 MX Records#

1 records   686ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.47.247.18
🔶 Autoconfig195.47.247.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-17 03:58:17
www195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

786ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

74ms
FieldValue
Serial2026100901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-09 18:24:37
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2014-10-27
Expires2030-10-31 (1466d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
656ms
A
423ms
MX
686ms
AAAA
654ms
TXT
925ms
CAA
645ms
HTTPS
638ms
TLSA
99ms
SOA
74ms
MTA-STS
672ms
DNSSEC
786ms
SRV
741ms
Total
1572ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 03:58:17 366ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-16 03:46:33 569ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-14 01:20:07 861ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-09 18:15:41 shown 1572ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-08 16:07:41 544ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 13:16:16 803ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-12 16:45:59 4838ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-02 00:09:03 1879ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 21:25:08 703ms 2 NS 1 A 4 MX 🔒 Secure
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