gokat.dk

📜 Historical scan 2026-06-17 09:19:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gokat.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 18 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.181 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, 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 81ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—

🌍 A Records#

1 records 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.181	—	linux160.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 87ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 273ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

Policy	Record (gokat.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.gokat.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-03 07:34:48

www	Address record (no CNAME)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 159ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

202ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

89ms

Field	Value
Serial	2025081801
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-06 16:11:38

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-08-18
Expires	2027-08-17 (303d)

📋 WHOIS#

⏱️ Lookup Timing#

81ms

75ms

87ms

AAAA

80ms

TXT

273ms

CAA

80ms

HTTPS

80ms

TLSA

159ms

SOA

89ms

MTA-STS

136ms

DNSSEC

202ms

SRV

0ms

Total

1083ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 07:34:48	638ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 07:29:22	509ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 10:27:17	454ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 06:53:24	490ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-11 11:16:54	742ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-28 06:27:14	1612ms	3 NS 0 A 0 MX	⚠️ Bogus
2026-08-23 03:00:50	7316ms	3 NS 0 A 0 MX	⚠️ Bogus
2026-08-22 02:42:51	1525ms	3 NS 0 A 0 MX	⚠️ Bogus
2026-08-21 02:38:36	3548ms	3 NS 0 A 0 MX	⚠️ Bogus
2026-08-20 01:54:15	1929ms	3 NS 0 A 0 MX	⚠️ Bogus
2026-07-04 13:45:36	639ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-24 09:36:44	756ms	3 NS 1 A 1 MX	⚠️ Bogus
2026-06-22 13:45:10	932ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:19:40 shown	1083ms	3 NS 1 A 1 MX	🔒 Secure