check.dk

📜 Historical scan 2026-10-15 03:10:35  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

check.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 May 1997 (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   41ms
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   25ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —

📧 MX Records#

1 records   50ms
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 03:57:22
www CNAMEcheck.dk (all on check.dk)
www vs bare domainSame network
check.dk: 195.47.247.18 (AS51468)
www.check.dk: 195.47.247.18 (AS51468)
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#

68ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

32ms
FieldValue
Serial2026101501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-15 03:26:18
FieldValue
RegistrarGITC aps
Registered1997-05-20
Expires2027-06-30 (255d)

🔗 Same registrant#

27 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
aftale.dkGITC aps
aftaler.dkGITC aps
away.dkGITC aps
crm-online.dkGITC aps
etg.dkGITC aps
greatworks.dkGITC aps
hello.dkGITC aps
ingenmandsland.dkGITC aps
inventure.dkGITC aps
kontrakter.dkGITC aps
kundebase.dkGITC aps
mandelgaven.dkGITC aps
noatech.dkA/S SCANNET
pengetank.dkGITC aps
regneark.dkGITC aps
spillebulen.dkGITC aps
standardkontrakt.dkGITC aps
standardkontrakter.dkGITC aps
strip.dkGITC aps
struktur.dkGITC aps
synchronizer.dkGITC aps
talmere.dkGITC aps
tavlen.dkGITC aps
teaterportal.dkGITC aps
teaterportalen.dkGITC aps
theagency.dkGITC aps
tiden.dkGITC aps
📋 WHOIS#

⏱️ Lookup Timing#

NS
41ms
A
25ms
MX
50ms
AAAA
38ms
TXT
176ms
CAA
35ms
HTTPS
28ms
TLSA
44ms
SOA
32ms
MTA-STS
45ms
DNSSEC
68ms
SRV
69ms
Total
417ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 03:57:22 340ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-15 03:10:35 shown 417ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-23 02:04:59 3072ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 11:44:20 989ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 20:25:06 2623ms 2 NS 1 A 4 MX 🔒 Secure
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