b-thomsen.dk

📜 Historical scan 2026-09-24 00:49:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

b-thomsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 December 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.93.42.118 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by bthomsen-dk0c.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 1159ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.93.42.118	43200s	83-93-42-118-cable.dk.customer.tdc.net	AS3292	TDC Holding A/S	83.93.0.0/17	🇩🇰 Denmark	Frederiksberg

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	bthomsen-dk0c.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:c967::c 2a01:111:f403:ca04::e 2a01:111:f403:ca48::c 52.101.103.137 52.101.68.8 52.101.73.145 52.101.91.162	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 62ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 142ms

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

✉️ SPF#

Policy	Record (b-thomsen.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 2026-10-10 05:51:24

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks b-thomsen.dk: 83.93.42.118 (AS3292) www.b-thomsen.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-bthomsen-dk0c._domainkey.hammockaps.onmicrosoft.com	RSA · ~1024 bit below 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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

122ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092101
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 2026-10-10 06:22:37

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-12-27
Expires	2026-12-31 (69d)

📋 WHOIS#

⏱️ Lookup Timing#

1159ms

47ms

30ms

AAAA

57ms

TXT

142ms

CAA

35ms

HTTPS

35ms

TLSA

314ms

SOA

0ms

MTA-STS

64ms

DNSSEC

122ms

SRV

62ms

Total

1994ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 05:51:24	1574ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 00:49:07 shown	1994ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 04:24:50	1070ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 00:44:10	17222ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 18:51:51	14925ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 19:08:53	1362ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 23:13:33	1822ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 21:23:06	951ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:49:30	879ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:57:25	761ms	2 NS 1 A 1 MX	🔒 Secure