thomastik-infeld.dk DNS records

🖥️ Nameservers2 records 62ms

Nameserver	IP addresses	PTR	ASN / ISP
neil.ns.cloudflare.com	108.162.193.211 172.64.33.211 173.245.59.211 2606:4700:58::adf5:3bd3 2803:f800:50::6ca2:c1d3 2a06:98c1:50::ac40:21d3	neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tricia.ns.cloudflare.com	108.162.192.232 172.64.32.232 173.245.58.232 2606:4700:50::adf5:3ae8 2803:f800:50::6ca2:c0e8 2a06:98c1:50::ac40:20e8	tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.12.41	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.193.166	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.193.166
🔶 Autoconfig	172.67.193.166

🔷 AAAA Records (IPv6)2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:c29	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:c1a6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.12.41,172.67.193.166 ech=AEX+DQBBZQAgACBUTUY7OTXYVM5MTW5jPMHIeedtzH3an24FIJzEO6tkeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:c29,2606:4700:3032::ac43:c1a6

📝 TXT Records1 records 238ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (thomastik-infeld.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.thomastik-infeld.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:it@thomastik-infeld.com

📬 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.thomastik-infeld.dk	PhvyCgF4lJziUm9HjLy4giAt3y9z2aVOKpTVUikWXZo
TXT	_acme-challenge.thomastik-infeld.dk	nM8mZd0eTEDsn2ToTqpOicMYAR62XiYTM9jZd9HYJwo

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC82ms

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	2413312996
Primary NS (MNAME)	neil.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

62ms

A

49ms

MX

58ms

AAAA

48ms

TXT

238ms

CAA

48ms

HTTPS

56ms

TLSA

57ms

SOA

0ms

MTA-STS

62ms

DNSSEC

82ms

SRV

86ms

Total

596ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 10:10:59	596ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 18:56:56	498ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-11 02:22:41	1322ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-28 23:44:03	1026ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 07:26:36	5659ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 12:10:42	987ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 07:03:43	507ms	2 NS 2 A 0 MX	⚠️ Bogus	View
2026-06-20 23:08:33	2042ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 19:22:37	2787ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 12:06:04	1057ms	2 NS 2 A 0 MX	🔓 Insecure	View