mmfiber.dk DNS records

🖥️ Nameservers2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
garret.ns.cloudflare.com	108.162.195.246 162.159.44.246 172.64.35.246 2606:4700:58::a29f:2cf6 2803:f800:50::6ca2:c3f6 2a06:98c1:50::ac40:23f6	garret.ns.cloudflare.com garret.ns.cloudflare.com garret.ns.cloudflare.com garret.ns.cloudflare.com garret.ns.cloudflare.com garret.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tani.ns.cloudflare.com	108.162.192.224 172.64.32.224 173.245.58.224 2606:4700:50::adf5:3ae0 2803:f800:50::6ca2:c0e0 2a06:98c1:50::ac40:20e0	tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com tani.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.94.136	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.168.79	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 52ms

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	104.21.94.136

🔷 AAAA Records (IPv6)2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:a84f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:5e88	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.94.136,172.67.168.79 ech=AEX+DQBBZAAgACDvuLFh8nj8bycdoLV8Rnvb2dhflxSdZrAwywR/kKzYMwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:a84f,2606:4700:3037::6815:5e88

📝 TXT Records1 records 205ms

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

✉️ SPF

Policy	Record (mmfiber.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 219ms

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…

🔐 DNSSEC100ms

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

🏷️ SOA0ms

Field	Value
Serial	2412793273
Primary NS (MNAME)	garret.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

52ms

A

42ms

MX

52ms

AAAA

55ms

TXT

205ms

CAA

42ms

HTTPS

50ms

TLSA

219ms

SOA

0ms

MTA-STS

55ms

DNSSEC

100ms

SRV

92ms

Total

1295ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 23:20:47	1295ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-20 23:14:20	1058ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 19:08:47	620ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 21:29:28	562ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 21:03:42	614ms	4 NS 1 A 1 MX	🔒 Secure	View