checkmk.dk

📜 Historical scan 2026-08-26 22:29:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

checkmk.dk is a .dk domain served by 3 nameservers (ns.inwx.de, ns2.inwx.de, ns3.inwx.eu). It was registered on 23 April 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.181.104.242 is hosted by InterNetworX Management GmbH (AS48596) in Germany. The zone is not DNSSEC-signed, 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#

3 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.inwx.de	192.174.68.104 2001:67c:1bc::104	ns.inwx.ch ns.inwx.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns2.inwx.de	176.97.158.104 2001:67c:10b8::104	ns2.anycastdns.ch ns2.inwx.es	AS207021 ipcom GmbH AS1921 ipcom GmbH
ns3.inwx.eu	2a02:d500::53 45.87.158.53	ns.domrobot.org ns.domrobot.org	AS48596 InterNetworX Management GmbH AS48596 InterNetworX Management GmbH

🌍 A Records#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.181.104.242	3600s	—	AS48596	InterNetworX Management GmbH	185.181.104.0/22	🇩🇪 Germany	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.181.104.242
🔶 Autoconfig	185.181.104.242

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 293ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (checkmk.dk)
-all (hard fail)	v=spf1 -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 2026-10-09 02:20:59

www	185.181.104.242 (AS48596) (address records, no CNAME)
www vs bare domain	Same network checkmk.dk: 185.181.104.242 (AS48596) www.checkmk.dk: 185.181.104.242 (AS48596)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

81ms

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	2025061200
Primary NS (MNAME)	ns.inwx.de
Responsible (RNAME)	hostmaster@inwx.de
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-08 11:08:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-04-23
Expires	2027-04-30 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

46ms

61ms

AAAA

45ms

TXT

293ms

CAA

64ms

HTTPS

53ms

TLSA

85ms

SOA

0ms

MTA-STS

74ms

DNSSEC

81ms

SRV

103ms

Total

697ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 19:07:11	540ms	3 NS 1 A 0 MX	🔓 Insecure
2026-09-05 09:39:58	2233ms	3 NS 1 A 0 MX	🔓 Insecure
2026-08-26 22:29:25 shown	697ms	3 NS 1 A 0 MX	🔓 Insecure
2026-07-02 00:32:11	788ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-16 20:25:14	453ms	3 NS 1 A 0 MX	🔓 Insecure