koan.dk

📜 Historical scan 2026-09-03 09:26:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koan.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.55.4.188 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by koan-dk.mail.protection.outlook.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#

2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.55.4.188	600s	vip02.azehosting.net	AS24940	Hetzner Online GmbH	162.55.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	60s	koan-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::9 2a01:111:f403:ca04::a 2a01:111:f403:ca48::10 52.101.103.36 52.101.68.25 52.101.68.3 52.101.73.126	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 64ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 142ms

TXT Record
google-site-verification=V76PPfgcV5lOVU7-aDT2t9vvU-RCafexZ3vcRtrl8RA
MS=ms72092268
v=spf1 include:spf.protection.outlook.com include:srelay.mailchannels.net -all

✉️ SPF#

Policy	Record (koan.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:srelay.mailchannels.net -all

📨 DMARC#

Policy	Record (_dmarc.koan.dk)
p=reject	v=DMARC1;p=reject;

📬 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 2026-10-07 15:48:37

www	162.55.4.188 (AS24940) (address records, no CNAME)
www vs bare domain	Same network koan.dk: 162.55.4.188 (AS24940) www.koan.dk: 162.55.4.188 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u17650623.wl124.sendgrid.net	RSA · ~1024 bit below 2048 bit
s2	s2.domainkey.u17650623.wl124.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-koan-dk._domainkey.koandk.onmicrosoft.com	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

error include:srelay.mailchannels.net has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025080801
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

50ms

31ms

AAAA

48ms

TXT

142ms

CAA

35ms

HTTPS

41ms

TLSA

320ms

SOA

0ms

MTA-STS

57ms

DNSSEC

73ms

SRV

64ms

Total

870ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 13:49:49	1074ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 09:26:44 shown	870ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 01:15:39	837ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 01:47:54	845ms	2 NS 1 A 1 MX	🔒 Secure