todua.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
diana.ns.cloudflare.com	108.162.194.23 162.159.38.23 172.64.34.23 2606:4700:50::a29f:2617 2803:f800:50::6ca2:c217 2a06:98c1:50::ac40:2217	diana.ns.cloudflare.com diana.ns.cloudflare.com diana.ns.cloudflare.com diana.ns.cloudflare.com diana.ns.cloudflare.com diana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ruben.ns.cloudflare.com	108.162.195.71 162.159.44.71 172.64.35.71 2606:4700:58::a29f:2c47 2803:f800:50::6ca2:c347 2a06:98c1:50::ac40:2347	ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.198.79.1	600s	—	AS16509	Amazon.com, Inc.	216.198.79.0/24	🇺🇸 United States	—

📧 MX Records1 records 34ms

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
🔷 Autodiscover	104.21.26.43
🔶 Autoconfig	172.67.135.94

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 134ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.todua.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

🔗 TLSA / DANE2 records 41ms

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…

🔐 DNSSEC105ms

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	2413622656
Primary NS (MNAME)	diana.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

33ms

A

38ms

MX

34ms

AAAA

33ms

TXT

134ms

CAA

33ms

HTTPS

30ms

TLSA

41ms

SOA

0ms

MTA-STS

69ms

DNSSEC

105ms

SRV

70ms

Total

949ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 19:46:42	949ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-24 17:29:37	3575ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-28 00:21:45	1536ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-08 22:09:32	1308ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 19:55:54	5730ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 18:46:54	2185ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 16:36:08	980ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 14:19:52	3314ms	2 NS 1 A 1 MX	🔓 Insecure	View