skoleudvikler.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 65ms

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 589ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.skoleudvikler.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)

🔐 DNSSEC139ms

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

🏷️ SOA0ms

Field	Value
Serial	4792
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

65ms

MX

80ms

AAAA

75ms

TXT

589ms

CAA

57ms

HTTPS

199ms

TLSA

175ms

SOA

0ms

MTA-STS

147ms

DNSSEC

139ms

SRV

323ms

Total

1266ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 05:30:06	1266ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 06:03:36	17201ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 05:49:36	9914ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 22:20:36	9293ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 13:36:18	17788ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 12:51:39	5475ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 07:36:39	10037ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 07:16:59	9653ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 06:53:56	16885ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 05:34:14	16882ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 02:13:08	15188ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-18 00:33:35	6654ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 10:35:37	25015ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 05:05:08	3468ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 19:41:20	1916ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 14:37:58	3567ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 13:21:50	2915ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 10:22:31	1624ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-08 14:40:20	2874ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 05:48:38	9308ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-01 05:56:02	5489ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 16:53:29	6891ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 15:16:48	1472ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 13:10:13	17806ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 12:35:13	13834ms	2 NS 1 A 0 MX	🔒 Secure	View