marcusmk.dk DNS records

🖥️ Nameservers2 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
carioca.ns.cloudflare.com	108.162.194.20 162.159.38.20 172.64.34.20 2606:4700:50::a29f:2614 2803:f800:50::6ca2:c214 2a06:98c1:50::ac40:2214	carioca.ns.cloudflare.com carioca.ns.cloudflare.com carioca.ns.cloudflare.com carioca.ns.cloudflare.com carioca.ns.cloudflare.com carioca.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zeus.ns.cloudflare.com	108.162.193.249 172.64.33.249 173.245.59.249 2606:4700:58::adf5:3bf9 2803:f800:50::6ca2:c1f9 2a06:98c1:50::ac40:21f9	zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com zeus.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 117ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.114.96.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—
188.114.97.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—

📧 MX Records1 records 94ms

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	188.114.96.1

🔷 AAAA Records (IPv6)2 records 153ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3120::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—
2a06:98c1:3121::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—

🔐 HTTPS Records1 records 67ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBIQAgACAbcl2gtooLP/zfLd+E+c1uhqXAGkK22YopeVrpL3zqfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records1 records 232ms

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

✉️ SPF

Policy	Record (marcusmk.dk)
-all (hard fail)	v=spf1 include:spf.simply.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 / DANE2 records 69ms

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

🔐 DNSSEC250ms

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	2412435003
Primary NS (MNAME)	carioca.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

80ms

A

117ms

MX

94ms

AAAA

153ms

TXT

232ms

CAA

150ms

HTTPS

67ms

TLSA

69ms

SOA

0ms

MTA-STS

88ms

DNSSEC

250ms

SRV

158ms

Total

1081ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-17 15:32:55	1081ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-07 06:37:50	8957ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-06-25 09:27:26	820ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-06-24 12:18:02	1184ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 11:01:17	2357ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 04:55:00	871ms	2 NS 2 A 1 MX	🔓 Insecure	View