bkarlsen.dk

📜 Historical scan 2026-08-14 09:09:54 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bkarlsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 March 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.187 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by bkarlsen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 188ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 187ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.187	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 204ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	bkarlsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca04::7 2a01:111:f403:ca09::b 52.101.68.25 52.101.68.29 52.101.73.15 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

1 records 178ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:80da:7485:8356:2138	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 271ms

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

📝 TXT Records#

2 records 465ms

TXT Record
MS=ms75476715
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bkarlsen.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#

latest probe, not this scan · checked 2026-10-14 09:32:23

www	46.30.213.187 2a02:2350:5:10c:80da:7485:8356:2138 (AS51468) (address records, no CNAME)
www vs bare domain	Same network bkarlsen.dk: 46.30.213.187 2a02:2350:5:10c:80da:7485:8356:2138 (AS51468) www.bkarlsen.dk: 46.30.213.187 2a02:2350:5:10c:80da:7485:8356:2138 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
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#

364ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081403
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-14 09:53:26

Field	Value
Registrar	ONE.COM A/S
Registered	2010-03-08
Expires	2027-03-31 (164d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

188ms

187ms

204ms

AAAA

178ms

TXT

465ms

CAA

211ms

HTTPS

241ms

TLSA

480ms

SOA

0ms

MTA-STS

293ms

DNSSEC

364ms

SRV

271ms

Total

2645ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 09:32:23	1442ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 15:32:00	1023ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 14:43:26	1344ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 21:59:32	1197ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 05:08:09	1061ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 13:56:39	3955ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-14 09:09:54 shown	2645ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-01 19:09:40	2621ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 11:40:18	25139ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-23 10:38:32	7204ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 10:03:09	5288ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-30 21:53:12	860ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 11:21:58	886ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 14:44:26	2544ms	2 NS 1 A 1 MX	🔒 Secure