gainsprofessoren.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
jermaine.ns.cloudflare.com	108.162.195.157 162.159.44.157 172.64.35.157 2606:4700:58::a29f:2c9d 2803:f800:50::6ca2:c39d 2a06:98c1:50::ac40:239d	jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
joyce.ns.cloudflare.com	108.162.194.14 162.159.38.14 172.64.34.14 2606:4700:50::a29f:260e 2803:f800:50::6ca2:c20e 2a06:98c1:50::ac40:220e	joyce.ns.cloudflare.com joyce.ns.cloudflare.com joyce.ns.cloudflare.com joyce.ns.cloudflare.com joyce.ns.cloudflare.com joyce.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.63.241	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.173.92	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 28ms

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	104.21.63.241
🔶 Autoconfig	104.21.63.241

🔷 AAAA Records (IPv6)2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3ff1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:ad5c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.63.241,172.67.173.92 ech=AEX+DQBBOAAgACCoHv6+0vAqMmPAoHuYGDp/hbTGrX5q1kGCAuTjYfMZcwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3ff1,2606:4700:3035::ac43:ad5c

🔌 SRV Records1 records 71ms

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

📝 TXT Records1 records 183ms

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

✉️ SPF

Policy	Record (gainsprofessoren.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.gainsprofessoren.dk	ISq5ROqirDZu7FWGkorX64bC3MTbm_NdcsgbR0Vs-rs
TXT	_acme-challenge.gainsprofessoren.dk	nrmyq1OPrllxm1FSyT8lzmPQn6QZ9NVSGYtFKbw7W9Q

🔗 TLSA / DANE2 records 62ms

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…

🔐 DNSSEC99ms

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	2410248270
Primary NS (MNAME)	jermaine.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

33ms

MX

28ms

AAAA

31ms

TXT

183ms

CAA

50ms

HTTPS

35ms

TLSA

62ms

SOA

0ms

MTA-STS

66ms

DNSSEC

99ms

SRV

71ms

Total

688ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 11:27:54	688ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-24 00:15:39	1029ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-06-28 14:30:20	1985ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 23:48:18	628ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 14:30:23	533ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 16:14:56	1025ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 09:48:20	963ms	2 NS 2 A 1 MX	🔓 Insecure	View