businessclass.dk DNS records

🖥️ Nameservers2 records 95ms

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 Records2 records 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.48.7	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.175.41	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 80ms

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 Records1 records 81ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.48.7,172.67.175.41 ech=AEX+DQBBNwAgACBuUCQQjXcLlxHchwTrbzuY+a28cR55jd8ZlQCcli5KcQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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

🔗 TLSA / DANE

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

🔐 DNSSEC251ms

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

🏷️ SOA0ms

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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

95ms

A

87ms

MX

77ms

AAAA

80ms

TXT

350ms

CAA

93ms

HTTPS

81ms

TLSA

116ms

SOA

0ms

MTA-STS

161ms

DNSSEC

251ms

SRV

189ms

Total

1052ms

🕐 Scan History

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