best-buy.dk DNS records

🖥️ Nameservers2 records 100ms

Nameserver	IP addresses	PTR	ASN / ISP
nia.ns.cloudflare.com	108.162.192.210 172.64.32.210 173.245.58.210 2606:4700:50::adf5:3ad2 2803:f800:50::6ca2:c0d2 2a06:98c1:50::ac40:20d2	nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sam.ns.cloudflare.com	108.162.193.141 172.64.33.141 173.245.59.141 2606:4700:58::adf5:3b8d 2803:f800:50::6ca2:c18d 2a06:98c1:50::ac40:218d	sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 101ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.95.127	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.144.245	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.95.127
🔶 Autoconfig	104.21.95.127

🔷 AAAA Records (IPv6)2 records 144ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:90f5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:5f7f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 131ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.95.127,172.67.144.245 ech=AEX+DQBBzAAgACCMdYXlOvRbXbwrFEYnuLNhqErXvUlq0AWIDhY0ON7OQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:90f5,2606:4700:3034::6815:5f7f

📝 TXT Records1 records 497ms

TXT Record
v=spf1 ip4:94.139.85.122 -all

✉️ SPF

Policy	Record (best-buy.dk)
-all (hard fail)	v=spf1 ip4:94.139.85.122 -all

📨 DMARC

Policy	Record (_dmarc.best-buy.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email; ruf=mailto:dmarc_agg@vali.email; fo=1; adkim=r; aspf=r

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.best-buy.dk	9cflzfpGAn6aEz7vqKgqkuhZyZKLF8_NT0WOUH2HTTY
TXT	_acme-challenge.best-buy.dk	nwngt5OqrUNy_juNc_Xl6eJwVinSIyc0GAm2U0NkyiY

🔗 TLSA / DANE

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

🔐 DNSSEC287ms

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

🏷️ SOA0ms

Field	Value
Serial	2413392669
Primary NS (MNAME)	nia.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

100ms

A

101ms

MX

126ms

AAAA

144ms

TXT

497ms

CAA

96ms

HTTPS

131ms

TLSA

151ms

SOA

0ms

MTA-STS

187ms

DNSSEC

287ms

SRV

178ms

Total

1620ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 08:57:19	1620ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-28 07:54:01	493ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-27 07:49:20	533ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-26 07:45:04	1322ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-24 10:11:07	940ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-20 05:26:20	964ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-07 05:41:22	937ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-10 09:32:47	1707ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-26 23:20:38	695ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-24 02:44:28	1924ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-21 15:19:29	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 07:37:12	708ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-16 14:23:32	449ms	2 NS 2 A 0 MX	🔒 Secure	View