kbyrholt.dk

Records from scan: 2026-09-30 13:39:52 · 980ms total · last checked 2026-10-22 22:21 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kbyrholt.dk is a .dk domain served by 2 nameservers (ns1.msvit.dk, ns2.msvit.dk). It was registered on 9 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.16 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by kbyrholt-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 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.msvit.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.msvit.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.16	3600s	splash.curanet.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kbyrholt-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca09::26 52.101.185.24 52.101.68.25 52.101.68.39 52.101.73.123	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 51ms

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

📝 TXT Records#

1 records 147ms

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

✉️ SPF#

Policy	Record (kbyrholt.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 2026-10-09 20:47:34

www	212.237.249.16 (AS48854) (address records, no CNAME)
www vs bare domain	Same network kbyrholt.dk: 212.237.249.16 (AS48854) www.kbyrholt.dk: 212.237.249.16 (AS48854)
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

🔎 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#

96ms

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

🏷️ SOA#

33ms

Field	Value
Serial	2025080401
Primary NS (MNAME)	ns1.msvit.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-21 23:38:11

Field	Value
Registrar	CURANET A/S
Registered	2005-08-09
Expires	2027-08-31 (310d)

📋 WHOIS#

⏱️ Lookup Timing#

29ms

36ms

AAAA

40ms

TXT

147ms

CAA

30ms

HTTPS

33ms

TLSA

305ms

SOA

33ms

MTA-STS

40ms

DNSSEC

96ms

SRV

51ms

Total

980ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 13:39:52 shown	980ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 02:44:19	993ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 08:08:10	967ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 15:03:25	3188ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 06:51:37	1796ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 21:04:03	2372ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:43:01	873ms	2 NS 1 A 1 MX	🔒 Secure