koester.dk

📜 Historical scan 2026-09-18 17:55:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koester.dk is a .dk domain served by 5 nameservers (auth1.dns.gobler.net, auth2.dns.gobler.net, auth3.dns.gobler.net and 2 more). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by smtp.gobler.net. 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#

5 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
auth1.dns.gobler.net	185.141.144.2 2a07:2500:1::53	auth1.dns.gobler.net auth1.dns.gobler.net	AS48374 MH HOLDING AF 1. JUNI 2009 ApS AS48374 MH HOLDING AF 1. JUNI 2009 ApS
auth2.dns.gobler.net	185.141.146.2 2a07:2500:2::53	auth2.dns.gobler.net auth2.dns.gobler.net	AS48374 MH HOLDING AF 1. JUNI 2009 ApS AS48374 MH HOLDING AF 1. JUNI 2009 ApS
auth3.dns.gobler.net	193.163.221.142	—	AS5491 Jan Olsson
auth4.dns.gobler.net	2001:19f0:5001:260::53 45.32.184.105	dantooine.gobler.net dantooine.gobler.net	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC
auth5.dns.gobler.net	2001:19f0:6c01:22::53 45.32.155.166	hoth.gobler.net hoth.gobler.net	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	smtp.gobler.net	185.141.144.41 2a07:2500:1:a::41	smtp.gobler.net smtp.gobler.net	AS48374 MH HOLDING AF 1. JUNI 2009 ApS AS48374 MH HOLDING AF 1. JUNI 2009 ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 162ms

TXT Record
v=spf1 mx a:mail.gobler.net a:messenger.gobler.net ~all

✉️ SPF#

Policy	Record (koester.dk)
~all (soft fail)	v=spf1 mx a:mail.gobler.net a:messenger.gobler.net ~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 20:00:42

www	NXDOMAIN
www vs bare domain	Neither resolves koester.dk: no address www.koester.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

88ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2021122200
Primary NS (MNAME)	auth1.dns.gobler.net
Responsible (RNAME)	hostmaster@gobler.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

51ms

37ms

47ms

AAAA

57ms

TXT

162ms

CAA

34ms

HTTPS

49ms

TLSA

107ms

SOA

0ms

MTA-STS

69ms

DNSSEC

88ms

SRV

55ms

Total

1455ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 05:17:19	2500ms	5 NS 0 A 1 MX	🔓 Insecure
2026-09-18 17:55:17 shown	1455ms	5 NS 0 A 1 MX	🔓 Insecure
2026-06-24 00:42:06	1191ms	5 NS 0 A 1 MX	🔓 Insecure
2026-06-17 13:11:11	2906ms	5 NS 0 A 1 MX	🔓 Insecure