estampada.dk DNS records

🖥️ Nameservers3 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.websupport.cz	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.cz	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.eu	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 Records1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.9.175.163	600s	ing.r3.websupport.sk	AS51013	WebSupport s.r.o.	37.9.168.0/21	🇸🇰 Slovakia	—

📧 MX Records2 records 60ms

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 → 37.9.169.171

🔷 AAAA Records (IPv6)1 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:4b40:aaaa:2005::7	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 Records1 records 123ms

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

📝 TXT Records2 records 451ms

TXT Record
spf2.0/pra a mx include:_sid.websupport.sk ?all
v=spf1 a mx include:_spf.websupport.sk ?all

✉️ SPF

Policy	Record (estampada.dk)
?all (neutral)	v=spf1 a mx include:_spf.websupport.sk ?all

📨 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 / DANE6 records 135ms

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…

🔐 DNSSEC185ms

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	1706623689
Primary NS (MNAME)	ns1.websupport.cz
Responsible (RNAME)	admin@websupport.cz
Refresh	7200s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	2560s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

61ms

A

52ms

MX

60ms

AAAA

57ms

TXT

451ms

CAA

56ms

HTTPS

85ms

TLSA

135ms

SOA

0ms

MTA-STS

165ms

DNSSEC

185ms

SRV

123ms

Total

1740ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 00:01:34	1740ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-20 05:52:02	18290ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-01 15:50:41	1263ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 08:25:05	596ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 08:24:34	722ms	3 NS 1 A 2 MX	🔓 Insecure	View