justbuy.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
clark.ns.cloudflare.com	108.162.193.87 172.64.33.87 173.245.59.87 2606:4700:58::adf5:3b57 2803:f800:50::6ca2:c157 2a06:98c1:50::ac40:2157	clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
hera.ns.cloudflare.com	108.162.192.162 172.64.32.162 173.245.58.162 2606:4700:50::adf5:3aa2 2803:f800:50::6ca2:c0a2 2a06:98c1:50::ac40:20a2	hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com hera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.51	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.209.5	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mail.justbuy.dk	78.141.237.160	—	AS20473 The Constant Company, LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.209.5
🔶 Autoconfig	104.21.53.51

🔷 AAAA Records (IPv6)2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:3533	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:d105	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.51,172.67.209.5 ech=AEX+DQBBdAAgACDVWeWVwnXIEPPfnSSJHCg/uQ9YKjSh047ycADFH6t/DwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:3533,2606:4700:3037::ac43:d105

🔌 SRV Records1 records 80ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records2 records 191ms

TXT Record
google-site-verification=CtCypzGktsdMKGOFY2lIu0xKLKwjfR9td4FcRRIV2q0
v=spf1 ip4:78.141.237.160 -all

✉️ SPF

Policy	Record (justbuy.dk)
-all (hard fail)	v=spf1 ip4:78.141.237.160 -all

📨 DMARC

Policy	Record (_dmarc.justbuy.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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)

🔐 DNSSEC101ms

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	2411379437
Primary NS (MNAME)	clark.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-07-22 15:23:02

Field	Value
Registrar	Simply.com A/S
Registered	2012-02-03
Expires	2027-02-28 (179d)

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

46ms

MX

39ms

AAAA

43ms

TXT

191ms

CAA

46ms

HTTPS

46ms

TLSA

76ms

SOA

0ms

MTA-STS

68ms

DNSSEC

101ms

SRV

80ms

Total

4991ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-07 17:52:13	4991ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-22 15:22:19	3392ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 01:49:10	2986ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 07:08:02	1026ms	2 NS 2 A 1 MX	🔓 Insecure	View