sundcert.dk DNS records

🖥️ Nameservers2 records 119ms

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 131ms

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 622ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.sundcert.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)

🔐 DNSSEC320ms

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

🏷️ SOA0ms

Field	Value
Serial	2476
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

119ms

A

131ms

MX

111ms

AAAA

163ms

TXT

622ms

CAA

167ms

HTTPS

166ms

TLSA

170ms

SOA

0ms

MTA-STS

366ms

DNSSEC

320ms

SRV

384ms

Total

2027ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 17:19:36	2027ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-30 05:59:54	17220ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 11:51:35	17221ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 11:29:08	17329ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 11:20:07	1379ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 03:34:59	9968ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 03:11:32	11034ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 23:37:43	9184ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 23:37:10	9713ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 23:22:35	5727ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 22:40:22	10757ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 21:57:13	6536ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 07:42:04	6745ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 04:21:05	9818ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 03:27:40	6717ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 00:24:29	1751ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 15:05:10	3307ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 11:19:44	6818ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 03:02:03	12051ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-06 01:31:17	5418ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-01 10:02:44	3577ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-29 06:19:52	1446ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 05:51:29	9886ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 05:23:44	6776ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 05:06:42	3482ms	2 NS 1 A 0 MX	🔒 Secure	View