gstkort.dk DNS records

🖥️ Nameservers2 records 77ms

Nameserver	IP addresses	PTR	ASN / ISP
ns6.sitnet.dk	107.162.234.197 2604:e180:1071::3:1	— —	AS55002 F5, Inc. AS55002 F5, Inc.
ns7.sitnet.dk	107.162.176.221 2604:e180:1071::ffff:6ba2:b0dd	— —	AS55002 F5, Inc. AS55002 F5, Inc.

🌍 A Records1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.153.154.38	3600s	datalogger-test.bygstenergi.dk datalogger.bygstenergi.dk datalogger.xkn.dk demensprisen.dk klagonline.forbrug.dk mitfiskeri.dk parked.sitnet.dk	AS58282	Statens IT	185.153.152.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 560ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (gstkort.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.gstkort.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 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 / DANE

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

🔐 DNSSEC129ms

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

🏷️ SOA0ms

Field	Value
Serial	8244
Primary NS (MNAME)	ns6.sitnet.dk
Responsible (RNAME)	hostmaster@statens-it.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

77ms

A

57ms

MX

79ms

AAAA

76ms

TXT

560ms

CAA

68ms

HTTPS

72ms

TLSA

175ms

SOA

0ms

MTA-STS

286ms

DNSSEC

129ms

SRV

335ms

Total

9106ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 17:13:33	9106ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-29 16:33:50	1263ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 14:12:31	17343ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 13:04:49	17129ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 12:23:14	13763ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 22:15:09	10356ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 21:52:28	18318ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 20:42:01	11241ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 20:41:19	7227ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 20:36:36	6062ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 19:39:29	18338ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 19:33:59	7141ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 11:56:14	18638ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 05:22:36	6021ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 16:47:41	3006ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 13:58:28	7831ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 13:02:32	1482ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-03 07:53:04	6223ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 07:16:14	11859ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 06:44:57	17233ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 06:29:12	18890ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-24 05:55:41	17228ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-23 05:27:51	17436ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-21 17:46:42	4733ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-20 15:08:31	6884ms	2 NS 1 A 0 MX	🔒 Secure	View