usundcert.dk DNS records

🖥️ Nameservers2 records 72ms

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 74ms

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 577ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.usundcert.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)

🔐 DNSSEC147ms

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

🏷️ SOA0ms

Field	Value
Serial	2149
Primary NS (MNAME)	sit-dhcp001.prod.sitad.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

72ms

A

74ms

MX

77ms

AAAA

71ms

TXT

577ms

CAA

214ms

HTTPS

202ms

TLSA

161ms

SOA

0ms

MTA-STS

138ms

DNSSEC

147ms

SRV

350ms

Total

17374ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 00:59:24	17374ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 19:36:43	9527ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 17:14:33	1147ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 15:41:18	5584ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 04:50:28	9255ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 04:05:31	13941ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 13:26:41	10511ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 04:02:00	3572ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 04:00:06	17022ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 03:32:57	9107ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 00:07:06	9750ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 23:56:41	5784ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 01:51:46	7014ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 18:16:04	6420ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 15:14:52	6904ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 05:03:50	5837ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 04:41:21	3463ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 23:23:56	6151ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 12:44:00	6026ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 13:36:40	10087ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-06 09:59:15	5736ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 18:58:11	4819ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 09:47:04	3489ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 09:11:48	24867ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 08:29:19	13843ms	2 NS 1 A 0 MX	🔒 Secure	View