dekooptik.dk

📜 Historical scan 2026-06-17 01:36:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dekooptik.dk is a .dk domain served by 2 nameservers (ns1.yayhosting.dk, ns2.yayhosting.dk). It was registered on 21 November 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.237 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by dekooptik.dk. 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#

2 records 73ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.yayhosting.dk	—	—	—
ns2.yayhosting.dk	—	—	—

🌍 A Records#

1 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.237	—	—	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	dekooptik.dk	195.242.131.237	—	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 169ms

TXT Record
v=spf1 +a +mx +ip4:195.242.130.60 +ip4:195.242.131.237 ~all

✉️ SPF#

Policy	Record (dekooptik.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:195.242.130.60 +ip4:195.242.131.237 ~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 2026-10-08 03:01:44

www CNAME	dekooptik.dk (all on dekooptik.dk) → 195.242.131.237 (AS62121)
www vs bare domain	Same network dekooptik.dk: 195.242.131.237 (AS62121) www.dekooptik.dk: 195.242.131.237 (AS62121)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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#

150ms

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

🏷️ SOA#

65ms

Field	Value
Serial	2020031400
Primary NS (MNAME)	ns1.yayhosting.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-14 11:37:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-11-21
Expires	2026-12-31 (74d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

73ms

78ms

57ms

AAAA

70ms

TXT

169ms

CAA

64ms

HTTPS

60ms

TLSA

63ms

SOA

65ms

MTA-STS

43ms

DNSSEC

150ms

SRV

0ms

Total

444ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 03:01:44	389ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 15:43:44	480ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 09:54:40	450ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 20:50:36	448ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-20 19:56:39	495ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 06:53:47	524ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 04:17:57	542ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 01:36:09 shown	444ms	2 NS 1 A 1 MX	🔓 Insecure