kaufmann-business.dk

📜 Historical scan 2026-06-25 13:54:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kaufmann-business.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 23 June 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.105.224.40 is hosted by Microsoft Corporation (AS8075) in The Netherlands. 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#

3 records 249ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 234ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.105.224.40	600s	—	AS8075	Microsoft Corporation	20.64.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-09 10:37:02

www CNAME	b2b-ecommerce-03-ftbxhpgsbccfg9e9.westeurope-01.azurewebsites.net (all on azurewebsites.net) → 20.105.224.40 (AS8075)
www vs bare domain	Same network kaufmann-business.dk: 20.105.224.40 (AS8075) www.kaufmann-business.dk: 20.105.224.40 (AS8075)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

534ms

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

🏷️ SOA#

273ms

Field	Value
Serial	2025080501
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 19:32:28

Field	Value
Registrar	Simply.com A/S
Registered	2025-06-23
Expires	2027-06-22 (241d)

📋 WHOIS#

⏱️ Lookup Timing#

249ms

234ms

272ms

AAAA

240ms

TXT

620ms

CAA

261ms

HTTPS

258ms

TLSA

63ms

SOA

273ms

MTA-STS

274ms

DNSSEC

534ms

SRV

269ms

Total

1869ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:37:02	402ms	3 NS 1 A 0 MX	🔒 Secure
2026-10-03 18:55:44	524ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-24 17:10:42	430ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-06 02:58:45	415ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-28 07:46:06	472ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-25 13:54:26 shown	1869ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-24 19:22:22	645ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-20 01:50:50	6421ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 11:32:05	969ms	3 NS 1 A 0 MX	🔒 Secure