keilbuus.dk

Records from scan: 2026-10-11 11:08:38 · 1841ms total · last checked 2026-10-23 07:43 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

keilbuus.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 29 August 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by keilbuus-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.17	3600s	splash.dandomain.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	keilbuus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::f 2a01:111:f403:ca21::10 2a01:111:f403:ca48::e 52.101.181.153 52.101.209.28 52.101.68.10 52.101.68.8	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 52.98.154.152
🔶 Autoconfig	212.237.249.17

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 114ms

TXT Record
MS=ms39644821
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (keilbuus.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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#

checked 2026-10-11 11:08:38

www	212.237.249.17 (AS48854) (address records, no CNAME)
www vs bare domain	Same network keilbuus.dk: 212.237.249.17 (AS48854) www.keilbuus.dk: 212.237.249.17 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

111ms

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

🏷️ SOA#

34ms

Field	Value
Serial	2026101002
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-11 11:24:47

Field	Value
Registrar	DANDOMAIN A/S
Registered	2023-08-29
Expires	2027-08-28 (308d)

🔗 Same registrant#

2 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).

Domain	Registrar
abfys.dk	DANDOMAIN A/S
faxefys.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

42ms

36ms

43ms

AAAA

44ms

TXT

114ms

CAA

37ms

HTTPS

22ms

TLSA

324ms

SOA

34ms

MTA-STS

49ms

DNSSEC

111ms

SRV

47ms

Total

1841ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 11:08:38 shown	1841ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 00:35:37	332ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-26 20:28:09	403ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-02 22:04:05	634ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-25 11:07:11	1698ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 05:50:02	2311ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-22 06:58:46	922ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 21:12:43	1833ms	2 NS 1 A 0 MX	🔒 Secure