crypto4me.dk DNS records

🖥️ Nameservers3 records 63ms

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 Records1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.9.175.195	600s	ing.r6.websupport.sk	AS51013	WebSupport s.r.o.	37.9.168.0/21	🇸🇰 Slovakia	—

📧 MX Records2 records 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx10.websupport.sk	2a00:4b40:aaaa:2101:45:13:137:109 2a00:4b40:aaaa:2101:45:13:137:110 2a00:4b40:aaaa:2101:45:13:137:111 2a00:4b40:aaaa:2101:45:13:137:78 2a00:4b40:aaaa:2101:45:13:137:79 45.13.137.109 45.13.137.110 45.13.137.111 45.13.137.78 45.13.137.79	m1-u5-mx.websupport.sk m1-u6-mx.websupport.sk m1-u7-mx.websupport.sk m1-u8-mx.websupport.sk m1-u9-mx.websupport.sk m1-u5-mx.websupport.sk m1-u6-mx.websupport.sk m1-u7-mx.websupport.sk m1-u8-mx.websupport.sk m1-u9-mx.websupport.sk	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.sk	2a00:4b40:aaaa:2101:45:13:137:109 2a00:4b40:aaaa:2101:45:13:137:110 2a00:4b40:aaaa:2101:45:13:137:111 2a00:4b40:aaaa:2101:45:13:137:78 2a00:4b40:aaaa:2101:45:13:137:79 45.13.137.109 45.13.137.110 45.13.137.111 45.13.137.78 45.13.137.79	m1-u5-mx.websupport.sk m1-u6-mx.websupport.sk m1-u7-mx.websupport.sk m1-u8-mx.websupport.sk m1-u9-mx.websupport.sk m1-u5-mx.websupport.sk m1-u6-mx.websupport.sk m1-u7-mx.websupport.sk m1-u8-mx.websupport.sk m1-u9-mx.websupport.sk	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 72ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:4b40:aaaa:2009::5	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 121ms

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

📝 TXT Records1 records 331ms

TXT Record
v=spf1 a mx include:_spf.m1.websupport.sk -all

✉️ SPF

Policy	Record (crypto4me.dk)
-all (hard fail)	v=spf1 a mx include:_spf.m1.websupport.sk -all

📨 DMARC

Policy	Record (_dmarc.crypto4me.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

🔗 TLSA / DANE6 records 2079ms

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

🔐 DNSSEC93ms

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	1768892991
Primary NS (MNAME)	ns1.websupport.sk
Responsible (RNAME)	admin@websupport.sk
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

63ms

A

79ms

MX

80ms

AAAA

72ms

TXT

331ms

CAA

55ms

HTTPS

67ms

TLSA

2079ms

SOA

0ms

MTA-STS

85ms

DNSSEC

93ms

SRV

121ms

Total

3823ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 20:01:57	3823ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-21 18:26:08	3483ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-21 09:08:33	931ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 06:08:43	1125ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 21:51:40	1503ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 20:22:39	700ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 14:57:09	889ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 01:33:28	65535ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 23:11:00	624ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 23:08:56	2416ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 23:00:20	1009ms	3 NS 1 A 2 MX	🔓 Insecure	View