olarsen-consult.dk DNS records

🖥️ Nameservers2 records 25ms

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 Records

🌍

No A records found

📧 MX Records3 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	60s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	60s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 137ms

TXT Record
v=spf1 include:_spf.centerasecurity.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (olarsen-consult.dk)
-all (hard fail)	v=spf1 include:_spf.centerasecurity.dk include:spf.protection.outlook.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 / DANE6 records 76ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…

🔐 DNSSEC107ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026090301
Primary NS (MNAME)	ns07.sac-it.dk
Responsible (RNAME)	hostmaster@olarsen-consult.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

25ms

A

32ms

MX

30ms

AAAA

37ms

TXT

137ms

CAA

30ms

HTTPS

37ms

TLSA

76ms

SOA

0ms

MTA-STS

56ms

DNSSEC

107ms

SRV

50ms

Total

752ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 04:07:32	752ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-09-02 14:10:45	811ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-31 13:17:16	946ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-27 20:30:03	681ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-20 06:57:39	8886ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-13 20:23:17	1897ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-11 05:57:31	4423ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-06-17 23:48:53	1027ms	3 NS 0 A 3 MX	🔒 Secure	View