tck.dk DNS records

🖥️ Nameservers2 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ganz.ns.cloudflare.com	108.162.195.40 162.159.44.40 172.64.35.40 2606:4700:58::a29f:2c28 2803:f800:50::6ca2:c328 2a06:98c1:50::ac40:2328	ganz.ns.cloudflare.com ganz.ns.cloudflare.com ganz.ns.cloudflare.com ganz.ns.cloudflare.com ganz.ns.cloudflare.com ganz.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jill.ns.cloudflare.com	108.162.192.122 172.64.32.122 173.245.58.122 2606:4700:50::adf5:3a7a 2803:f800:50::6ca2:c07a 2a06:98c1:50::ac40:207a	jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com jill.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.114.96.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—
188.114.97.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—

📧 MX Records1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tck-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::b 2a01:111:f403:ca09::1 2a01:111:f403:ca09::9 52.101.68.15 52.101.68.39 52.101.73.28 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.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	autodiscover.outlook.com → 52.98.232.24
🔶 Autoconfig	188.114.96.1

🔷 AAAA Records (IPv6)2 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3120::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—
2a06:98c1:3121::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—

🔐 HTTPS Records1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBgAAgACBsBwmpJtoXAu8nE7dC0yNU/gMn96j+Il4Aq94IVYncGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

🔌 SRV Records1 records 8088ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 127ms

TXT Record
apple-domain-verification=ilxLz6DLqbYzK42H
brevo-code:11972579ae4fa3d0cdafac48eba5e541
MS=ms37405933
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.tck.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:9af8aeb5a3e64c979821e4d42caf1f4d@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC137ms

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	2412010145
Primary NS (MNAME)	ganz.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

55ms

MX

59ms

AAAA

42ms

TXT

127ms

CAA

37ms

HTTPS

56ms

TLSA

235ms

SOA

0ms

MTA-STS

76ms

DNSSEC

137ms

SRV

8088ms

Total

17779ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 08:08:53	17779ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 18:34:13	1702ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 13:57:06	1021ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 02:09:38	3203ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 01:07:31	2281ms	2 NS 2 A 1 MX	🔓 Insecure	View