thomasfyrst.dk DNS records

🖥️ Nameservers2 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
adrian.ns.cloudflare.com	108.162.192.57 172.64.32.57 173.245.58.57 2606:4700:50::adf5:3a39 2803:f800:50::6ca2:c039 2a06:98c1:50::ac40:2039	adrian.ns.cloudflare.com adrian.ns.cloudflare.com adrian.ns.cloudflare.com adrian.ns.cloudflare.com adrian.ns.cloudflare.com adrian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jim.ns.cloudflare.com	108.162.193.125 172.64.33.125 173.245.59.125 2606:4700:58::adf5:3b7d 2803:f800:50::6ca2:c17d 2a06:98c1:50::ac40:217d	jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 21ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.57.16	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.158.75	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.158.75
🔶 Autoconfig	104.21.57.16

🔷 AAAA Records (IPv6)2 records 24ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:3910	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:9e4b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 22ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.57.16,172.67.158.75 ech=AEX+DQBBVgAgACAmBY4ffQe59udwTkGqwHFtKB7JTIX/KkRd5lTcGB8uNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:3910,2606:4700:3034::ac43:9e4b

📝 TXT Records4 records 162ms

TXT Record
facebook-domain-verification=cvgqrnfjmvyrt50vdie6m7nwfpk3e4
google-site-verification=P8FFIugRX4xkEnLaKaN24GcpvFYK9pxVKlWw7fAVcIc
groove-verification=ArtlbgrWowgtbAJZ
v=spf1 include:spf.simply.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.thomasfyrst.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:thomas@thomasfyrst.dk

📬 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 49ms

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…

🔐 DNSSEC90ms

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	2413343050
Primary NS (MNAME)	adrian.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

25ms

A

21ms

MX

27ms

AAAA

24ms

TXT

162ms

CAA

29ms

HTTPS

22ms

TLSA

49ms

SOA

0ms

MTA-STS

46ms

DNSSEC

90ms

SRV

56ms

Total

1401ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 12:45:18	1401ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 11:58:15	808ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 17:48:00	1047ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-23 22:52:48	3290ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-19 19:45:43	18203ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-25 06:28:54	5684ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 20:15:46	675ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 13:00:39	1479ms	2 NS 2 A 1 MX	🔓 Insecure	View