gcheck.dk

📜 Historical scan 2026-06-20 12:07:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gcheck.dk is a .dk domain served by 3 nameservers (ns1.websupport.hu, ns2.websupport.hu, ns3.websupport.hu). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.9.175.133 is hosted by WebSupport s.r.o. (AS51013) in Slovakia. Mail is handled by mx10.websupport.hu, mx20.websupport.hu. 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 88ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.websupport.hu	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.hu	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.hu	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 86ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.9.175.133	600s	ing.r1.websupport.sk	AS51013	WebSupport s.r.o.	37.9.168.0/21	🇸🇰 Slovakia	—

📧 MX Records#

2 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx10.websupport.hu	2a00:4b40:aaaa:2101:45:13:137:113 45.13.137.113	mx10.websupport.hu m1-u6-mx.websupport.hu	AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o.
100	600s	mx20.websupport.hu	2a00:4b40:aaaa:2101:45:13:137:114 45.13.137.114	mx20.websupport.hu m1-u7-mx.websupport.hu	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 77ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:4b40:aaaa:2001::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 251ms

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

📝 TXT Records#

1 records 346ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.gcheck.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 2026-10-07 22:33:24

www	37.9.175.133 2a00:4b40:aaaa:2001::6 (AS51013) (address records, no CNAME)
www vs bare domain	Same network gcheck.dk: 37.9.175.133 2a00:4b40:aaaa:2001::6 (AS51013) www.gcheck.dk: 37.9.175.133 2a00:4b40:aaaa:2001::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#

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

🔐 DNSSEC#

101ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

172ms

Field	Value
Serial	1774015767
Primary NS (MNAME)	ns1.websupport.hu
Responsible (RNAME)	admin@websupport.hu
Refresh	7200s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	2560s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

88ms

86ms

90ms

AAAA

77ms

TXT

346ms

CAA

84ms

HTTPS

83ms

TLSA

269ms

SOA

172ms

MTA-STS

79ms

DNSSEC

101ms

SRV

251ms

Total

1502ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-20 17:36:38	5178ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-20 12:07:49 shown	1502ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-17 09:21:42	1588ms	3 NS 1 A 2 MX	🔓 Insecure