7tech.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
clint.ns.cloudflare.com	108.162.193.90 172.64.33.90 173.245.59.90 2606:4700:58::adf5:3b5a 2803:f800:50::6ca2:c15a 2a06:98c1:50::ac40:215a	clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com clint.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
surina.ns.cloudflare.com	108.162.194.19 162.159.38.19 172.64.34.19 2606:4700:50::a29f:2613 2803:f800:50::6ca2:c213 2a06:98c1:50::ac40:2213	surina.ns.cloudflare.com surina.ns.cloudflare.com surina.ns.cloudflare.com surina.ns.cloudflare.com surina.ns.cloudflare.com surina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.6.105	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.134.185	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.134.185
🔶 Autoconfig	172.67.134.185

🔷 AAAA Records (IPv6)2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:669	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:86b9	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 81ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.6.105,172.67.134.185 ech=AEX+DQBB6AAgACCF7cJGVm9M1rzxOsNktLRhwAXKX/4cae2j3utvCATNHQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:669,2606:4700:3035::ac43:86b9

🔌 SRV Records1 records 94ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records1 records 280ms

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

✉️ SPF

Policy	Record (7tech.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 126ms

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…

🔐 DNSSEC107ms

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

🏷️ SOA37ms

Field	Value
Serial	2405720258
Primary NS (MNAME)	clint.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

43ms

A

37ms

MX

38ms

AAAA

37ms

TXT

280ms

CAA

56ms

HTTPS

81ms

TLSA

126ms

SOA

37ms

MTA-STS

58ms

DNSSEC

107ms

SRV

94ms

Total

1035ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 01:37:48	861ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-19 08:48:18	2204ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 15:19:25	1035ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 13:15:41	653ms	2 NS 2 A 1 MX	🔓 Insecure	View