businessclass.dk

📜 Historical scan 2026-09-09 03:21:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

businessclass.dk is a .dk domain served by 2 nameservers (hank.ns.cloudflare.com, perla.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.48.7 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, 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 48ms

Nameserver	IP addresses	PTR	ASN / ISP
hank.ns.cloudflare.com	108.162.193.116 172.64.33.116 173.245.59.116 2606:4700:58::adf5:3b74 2803:f800:50::6ca2:c174 2a06:98c1:50::ac40:2174	hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com hank.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
perla.ns.cloudflare.com	108.162.194.203 162.159.38.203 172.64.34.203 2606:4700:50::a29f:26cb 2803:f800:50::6ca2:c2cb 2a06:98c1:50::ac40:22cb	perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com perla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 2028ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.48.7	298s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.175.41	298s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:af29	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3007	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 53ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.48.7,172.67.175.41 ech=AEX+DQBB8gAgACCQMqsLtDw0k2/7RdZxjOrQ0pGQeYm3QYeFe6xxdbi4OQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:af29,2606:4700:3034::6815:3007

📝 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 12:00:22

www	104.21.48.7 172.67.175.41 2606:4700:3032::ac43:af29 2606:4700:3034::6815:3007 (AS13335) (address records, no CNAME)
www vs bare domain	Same network businessclass.dk: 104.21.48.7 172.67.175.41 2606:4700:3032::ac43:af29 2606:4700:3034::6815:3007 (AS13335) www.businessclass.dk: 104.21.48.7 172.67.175.41 2606:4700:3032::ac43:af29 2606:4700:3034::6815:3007 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

68ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2413387789
Primary NS (MNAME)	hank.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

48ms

2028ms

33ms

AAAA

45ms

TXT

187ms

CAA

53ms

HTTPS

53ms

TLSA

56ms

SOA

0ms

MTA-STS

61ms

DNSSEC

68ms

SRV

66ms

Total

2921ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:00:22	776ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-09 03:21:18 shown	2921ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-29 03:33:14	1052ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 22:06:42	498ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-09 00:21:02	1939ms	3 NS 1 A 5 MX	🔒 Secure
2026-07-15 04:34:42	1535ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-27 21:05:17	843ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-25 21:10:10	784ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-21 13:02:53	3104ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-16 17:50:20	654ms	3 NS 1 A 5 MX	🔒 Secure