dtek.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns07.sac-it.dk	85.235.243.63	ns07.sac-it.dk	AS3308 Norlys Digital A/S
ns08.sac-it.dk	128.76.60.63	ns08.sac-it.dk	AS3292 TDC Holding A/S

🌍 A Records1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.175	3600s	vm1484.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	124s	dtek-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::7 2a01:111:f403:ca04::9 2a01:111:f403:ca09::a 52.101.103.137 52.101.68.0 52.101.73.12 52.101.73.15	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 153ms

TXT Record
MS=ms74009946
v=spf1 ip4:185.163.189.126 ip4:93.90.115.1/24 include:spf.protection.outlook.com include:_spf.xtracon.dk include:web.shared.mysmtp.com ~all

✉️ SPF

Policy	Record (dtek.dk)
~all (soft fail)	v=spf1 ip4:185.163.189.126 ip4:93.90.115.1/24 include:spf.protection.outlook.com include:_spf.xtracon.dk include:web.shared.mysmtp.com ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC112ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns07.sac-it.dk
Responsible (RNAME)	hostmaster@dtek.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

35ms

MX

47ms

AAAA

46ms

TXT

153ms

CAA

37ms

HTTPS

37ms

TLSA

1751ms

SOA

0ms

MTA-STS

51ms

DNSSEC

112ms

SRV

91ms

Total

2330ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:51:28	2330ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 20:08:52	6588ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 15:38:49	1755ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 09:23:15	1447ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 14:18:51	10063ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 22:41:24	3497ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-09 04:24:17	10044ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 15:33:58	659ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 22:23:54	1062ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 18:47:52	2640ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 04:50:22	502ms	2 NS 0 A 1 MX	🔓 Insecure	View