bestune.dk

📜 Historical scan 2026-09-21 02:26:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bestune.dk is a .dk domain served by 3 nameservers (ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk). It was registered on 30 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.9.175.211 is hosted by WebSupport s.r.o. (AS51013) in Slovakia. Mail is handled by mx10.websupport.cz, mx20.websupport.cz. The zone is not DNSSEC-signed, publishes a 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#

3 records 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.websupport.sk	2a10:bbc0::11 45.10.97.11	ns1.websupport.eu ns1.websupport.eu	AS25234 ACTIVE 24, s.r.o. AS25234 ACTIVE 24, s.r.o.
ns2.websupport.sk	185.71.159.12 2a02:250:3::12	ns2.websupport.eu ns2.websupport.eu	AS25234 ACTIVE 24, s.r.o. AS25234 ACTIVE 24, s.r.o.
ns3.websupport.sk	2a10:bbc0::13 45.10.97.13	ns3.websupport.eu ns3.websupport.eu	AS25234 ACTIVE 24, s.r.o. AS25234 ACTIVE 24, s.r.o.

🌍 A Records#

1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.9.175.211	600s	ing.r4.websupport.cz	AS51013	WebSupport s.r.o.	37.9.168.0/21	🇸🇰 Slovakia	—

📧 MX Records#

2 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx10.websupport.cz	2a00:4b40:aaaa:2101:45:13:137:103 2a00:4b40:aaaa:2101:45:13:137:104 2a00:4b40:aaaa:2101:45:13:137:105 2a00:4b40:aaaa:2101:45:13:137:74 2a00:4b40:aaaa:2101:45:13:137:75 45.13.137.103 45.13.137.104 45.13.137.105 45.13.137.74 45.13.137.75	m1-u5-mx.websupport.cz m1-u6-mx.websupport.cz m1-u7-mx.websupport.cz m1-u8-mx.websupport.cz m1-u9-mx.websupport.cz m1-u5-mx.websupport.cz m1-u6-mx.websupport.cz m1-u7-mx.websupport.cz m1-u8-mx.websupport.cz m1-u9-mx.websupport.cz	AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o.
100	600s	mx20.websupport.cz	2a00:4b40:aaaa:2101:45:13:137:103 2a00:4b40:aaaa:2101:45:13:137:104 2a00:4b40:aaaa:2101:45:13:137:105 2a00:4b40:aaaa:2101:45:13:137:74 2a00:4b40:aaaa:2101:45:13:137:75 45.13.137.103 45.13.137.104 45.13.137.105 45.13.137.74 45.13.137.75	m1-u5-mx.websupport.cz m1-u6-mx.websupport.cz m1-u7-mx.websupport.cz m1-u8-mx.websupport.cz m1-u9-mx.websupport.cz m1-u5-mx.websupport.cz m1-u6-mx.websupport.cz m1-u7-mx.websupport.cz m1-u8-mx.websupport.cz m1-u9-mx.websupport.cz	AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	web.prod.bts.websupport.sk → 37.9.169.171
🔶 Autoconfig	web.prod.bts.websupport.sk → 37.9.169.173

🔷 AAAA Records (IPv6)#

1 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:4b40:aaaa:2011::6	600s	—	AS51013	WebSupport s.r.o.	2a00:4b40:0:0:0:0:0:0/32	🇸🇰 Slovakia	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 104ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	web.prod.bts.websupport.sk

📝 TXT Records#

1 records 303ms

TXT Record
v=spf1 a mx include:_spf.websupport.cz -all

✉️ SPF#

Policy	Record (bestune.dk)
-all (hard fail)	v=spf1 a mx include:_spf.websupport.cz -all

📨 DMARC#

Policy	Record (_dmarc.bestune.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-11 14:07:09

www	37.9.175.211 2a00:4b40:aaaa:2011::6 (AS51013) (address records, no CNAME)
www vs bare domain	Same network bestune.dk: 37.9.175.211 2a00:4b40:aaaa:2011::6 (AS51013) www.bestune.dk: 37.9.175.211 2a00:4b40:aaaa:2011::6 (AS51013)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

6 records 360ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx10.websupport.cz	DANE-TA · SPKI · SHA-256	0E8BB18BBEEFB381BE21BFC1A206D317…
SMTP _25._tcp.mx10.websupport.cz	DANE-TA · SPKI · SHA-256	6BD9212CE649C659C9CABC6CB60FCFFA…
SMTP _25._tcp.mx10.websupport.cz	DANE-TA · SPKI · SHA-256	C784333D20BCD742B9FDC3236F4E509B…
SMTP _25._tcp.mx20.websupport.cz	DANE-TA · SPKI · SHA-256	C784333D20BCD742B9FDC3236F4E509B…
SMTP _25._tcp.mx20.websupport.cz	DANE-TA · SPKI · SHA-256	0E8BB18BBEEFB381BE21BFC1A206D317…
SMTP _25._tcp.mx20.websupport.cz	DANE-TA · SPKI · SHA-256	6BD9212CE649C659C9CABC6CB60FCFFA…

🔐 DNSSEC#

122ms

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	1789669041
Primary NS (MNAME)	ns1.websupport.sk
Responsible (RNAME)	admin@websupport.cz
Refresh	7200s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	2560s

📋 Registration#

WHOIS fetched 2026-10-10 02:37:11

Field	Value
Registrar	Gransy s.r.o.
Registered	2025-10-30
Expires	2026-10-29 (12d)

📋 WHOIS#

⏱️ Lookup Timing#

23ms

47ms

52ms

AAAA

52ms

TXT

303ms

CAA

48ms

HTTPS

48ms

TLSA

360ms

SOA

0ms

MTA-STS

69ms

DNSSEC

122ms

SRV

104ms

Total

3690ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 23:53:58	972ms	3 NS 1 A 2 MX	🔓 Insecure
2026-09-21 02:26:52 shown	3690ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-31 12:24:27	1324ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-27 04:23:49	1121ms	3 NS 1 A 2 MX	🔓 Insecure
2026-07-21 02:06:40	2155ms	3 NS 1 A 2 MX	🔓 Insecure
2026-07-01 23:35:10	2337ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-16 14:24:55	719ms	3 NS 1 A 2 MX	🔓 Insecure