sit-ud.dk DNS records

🖥️ Nameservers2 records 59ms

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 67ms

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 723ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.sit-ud.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)

🔐 DNSSEC153ms

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

🏷️ SOA0ms

Field	Value
Serial	909
Primary NS (MNAME)	ns6.sitnet.dk
Responsible (RNAME)	hostmaster@statens-it.dk
Refresh	900s
Retry	90s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

59ms

A

67ms

MX

58ms

AAAA

84ms

TXT

723ms

CAA

205ms

HTTPS

198ms

TLSA

193ms

SOA

0ms

MTA-STS

153ms

DNSSEC

153ms

SRV

320ms

Total

9454ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 21:05:19	9454ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-30 12:26:04	1304ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 17:41:03	17323ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 16:56:53	1314ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 16:42:25	1139ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 17:29:24	2280ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 16:29:55	3277ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 12:14:14	10003ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 12:09:26	10034ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 11:44:37	9886ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 09:44:21	14029ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 09:38:27	5943ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 05:50:54	9868ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 05:26:19	41358ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 20:11:34	17165ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 16:12:38	2919ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 09:51:08	1116ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 19:23:09	6806ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-05 21:43:12	5506ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-31 13:40:12	9824ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 05:10:33	1549ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 04:57:19	25295ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 04:50:24	17451ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 04:09:35	17213ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-24 01:13:23	3523ms	2 NS 1 A 0 MX	🔒 Secure	View