cetek.dk DNS records

🖥️ Nameservers2 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
dimitris.ns.cloudflare.com	108.162.195.6 162.159.44.6 172.64.35.6 2606:4700:58::a29f:2c06 2803:f800:50::6ca2:c306 2a06:98c1:50::ac40:2306	dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com dimitris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ursula.ns.cloudflare.com	108.162.194.191 162.159.38.191 172.64.34.191 2606:4700:50::a29f:26bf 2803:f800:50::6ca2:c2bf 2a06:98c1:50::ac40:22bf	ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 72ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.70.89	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.222.43	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cetek-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09::2 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.68.32 52.101.73.153 52.101.73.4 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.222.43
🔶 Autoconfig	172.67.222.43

🔷 AAAA Records (IPv6)2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:de2b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:4659	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 65ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.70.89,172.67.222.43 ech=AEX+DQBBnAAgACCWnCu73RtdxO1HHqPydj2ut93za7bSwimFE9db1b9FIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:de2b,2606:4700:3032::6815:4659

📝 TXT Records2 records 210ms

TXT Record
MS=ms28536399
v=spf1 ip4:178.157.255.161 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cetek.dk)
-all (hard fail)	v=spf1 ip4:178.157.255.161 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.cetek.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@cetek.dk; ruf=mailto:abuse@cetek.dk; fo=0; pct=100; ri=86400

📬 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 / DANE

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

🔐 DNSSEC88ms

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	2412035225
Primary NS (MNAME)	dimitris.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

48ms

A

72ms

MX

67ms

AAAA

49ms

TXT

210ms

CAA

31ms

HTTPS

65ms

TLSA

322ms

SOA

0ms

MTA-STS

71ms

DNSSEC

88ms

SRV

88ms

Total

987ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 06:34:36	987ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-14 09:49:28	2418ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 18:17:07	1668ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-09 03:29:10	2488ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-05 05:35:41	711ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-04 05:34:56	2492ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-03 11:00:08	417ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-26 00:39:56	6946ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 09:42:49	1140ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 20:10:32	800ms	2 NS 2 A 1 MX	🔓 Insecure	View