firmatjek.dk DNS records

🖥️ Nameservers2 records 89ms

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 89ms

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 Records1 records 97ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 675ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.firmatjek.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)

🔐 DNSSEC9088ms

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

🏷️ SOA0ms

Field	Value
Serial	11282
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

89ms

A

89ms

MX

97ms

AAAA

91ms

TXT

675ms

CAA

85ms

HTTPS

94ms

TLSA

203ms

SOA

0ms

MTA-STS

177ms

DNSSEC

9088ms

SRV

281ms

Total

13884ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 18:38:00	13884ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-30 12:13:14	1337ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-29 01:57:47	17162ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 20:59:43	5448ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 16:03:35	9365ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 15:25:13	1115ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 15:06:43	13737ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 06:35:04	25016ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 03:39:05	13954ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 02:25:06	17783ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 02:03:25	9510ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 01:59:11	9871ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 00:54:16	9804ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 00:05:33	5650ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 16:14:01	17253ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 09:22:47	3491ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 05:18:06	7814ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 13:06:16	2399ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 07:05:47	10645ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 21:44:04	5702ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 18:23:35	6324ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 21:18:41	17406ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 20:30:56	9139ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 20:00:51	9957ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 19:03:41	3787ms	2 NS 1 A 1 MX	🔒 Secure	View