dan-olsen.dk DNS records

🖥️ Nameservers2 records 64ms

Nameserver	IP addresses	PTR	ASN / ISP
holly.ns.cloudflare.com	108.162.194.133 162.159.38.133 172.64.34.133 2606:4700:50::a29f:2685 2803:f800:50::6ca2:c285 2a06:98c1:50::ac40:2285	holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rex.ns.cloudflare.com	108.162.195.13 162.159.44.13 172.64.35.13 2606:4700:58::a29f:2c0d 2803:f800:50::6ca2:c30d 2a06:98c1:50::ac40:230d	rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com rex.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 300ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (dan-olsen.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.dan-olsen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.dan-olsen.dk	fS1ADyJOXxWMl69IVO8xipebvsmLpUn4ardrqyLHOA4
TXT	_acme-challenge.dan-olsen.dk	nIzkhe6nrRNGOTmZbP4mvPjFFkqjucZlN1jwC1nfmXU

🔗 TLSA / DANE2 records 68ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC190ms

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	2407283796
Primary NS (MNAME)	holly.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

64ms

A

52ms

MX

62ms

AAAA

52ms

TXT

300ms

CAA

60ms

HTTPS

54ms

TLSA

68ms

SOA

0ms

MTA-STS

67ms

DNSSEC

190ms

SRV

90ms

Total

911ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 22:27:03	903ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-25 16:12:40	1408ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-21 13:23:42	1366ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-19 09:54:47	2873ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-18 09:53:36	1660ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-21 17:03:07	1327ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-13 14:59:19	890ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-22 23:21:46	805ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-19 19:26:15	750ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-19 08:27:54	911ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 23:56:05	448ms	2 NS 0 A 1 MX	🔓 Insecure	View