czeroconsult.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
derek.ns.cloudflare.com	108.162.193.154 172.64.33.154 173.245.59.154 2606:4700:58::adf5:3b9a 2803:f800:50::6ca2:c19a 2a06:98c1:50::ac40:219a	derek.ns.cloudflare.com derek.ns.cloudflare.com derek.ns.cloudflare.com derek.ns.cloudflare.com derek.ns.cloudflare.com derek.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mckinley.ns.cloudflare.com	108.162.194.73 162.159.38.73 172.64.34.73 2606:4700:50::a29f:2649 2803:f800:50::6ca2:c249 2a06:98c1:50::ac40:2249	mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.78.183	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.168.84	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 70ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	cp12.nordicway.dk	49.12.171.172	cp12.nordicway.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)2 records 65ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:4eb7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:a854	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 81ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.78.183,172.67.168.84 ech=AEX+DQBBTgAgACBS2IeRQOuwWsBMKViE1opK55UxIRhLkmwaqw5AmJDbfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4eb7,2606:4700:3037::ac43:a854

📝 TXT Records1 records 208ms

TXT Record
v=spf1 +a +mx +ip4:49.12.171.172 include:relay.mailchannels.net ~all

✉️ SPF

Policy	Record (czeroconsult.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:49.12.171.172 include:relay.mailchannels.net ~all

📨 DMARC

Policy	Record (_dmarc.czeroconsult.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:wxy@czeroconsult.dk,mailto:e66a84991c984c2caf380524b7102f63@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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.czeroconsult.dk	7lkHnGXWc1Bc40f-ellc8d1KltwnJZGm1YuINjFENPk

🔗 TLSA / DANE

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

🔐 DNSSEC156ms

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	2412490130
Primary NS (MNAME)	derek.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

53ms

A

51ms

MX

70ms

AAAA

65ms

TXT

208ms

CAA

68ms

HTTPS

81ms

TLSA

172ms

SOA

0ms

MTA-STS

71ms

DNSSEC

156ms

SRV

142ms

Total

1245ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 23:48:59	1245ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-17 01:41:11	1157ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 18:21:24	2257ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 09:17:06	1000ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 23:43:01	1428ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:31:00	704ms	2 NS 1 A 1 MX	🔒 Secure	View