hjernefabel.dk DNS records

🖥️ Nameservers2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
celeste.ns.cloudflare.com	108.162.194.7 162.159.38.7 172.64.34.7 2606:4700:50::a29f:2607 2803:f800:50::6ca2:c207 2a06:98c1:50::ac40:2207	celeste.ns.cloudflare.com celeste.ns.cloudflare.com celeste.ns.cloudflare.com celeste.ns.cloudflare.com celeste.ns.cloudflare.com celeste.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
elliot.ns.cloudflare.com	108.162.193.162 172.64.33.162 173.245.59.162 2606:4700:58::adf5:3ba2 2803:f800:50::6ca2:c1a2 2a06:98c1:50::ac40:21a2	elliot.ns.cloudflare.com elliot.ns.cloudflare.com elliot.ns.cloudflare.com elliot.ns.cloudflare.com elliot.ns.cloudflare.com elliot.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.44.201	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.170	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod10-cph3.one.com	104.37.34.70	mx1.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod10-cph3.one.com	104.37.34.71	mx2.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod10-cph3.one.com	104.37.34.72	mx3.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod10-cph3.one.com	104.37.34.73	mx4.pub.mailpod10-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)2 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:cbaa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2cc9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.44.201,172.67.203.170 ech=AEX+DQBBRgAgACDgaNOvAMvElhFmdVdE2XGFNVk0aUo60AWhRKS1DACgUAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:cbaa,2606:4700:3036::6815:2cc9

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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.hjernefabel.dk	AK3i_zBMwpnQL7HB2vTXxkU0CqYPHZ1C_ExKdj-XuyM
TXT	_acme-challenge.hjernefabel.dk	M2pS93TSBgo0epjuoBsixTHoTBpC3HIlrmXW1kWm4wI

🔗 TLSA / DANE4 records 63ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…

🔐 DNSSEC120ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413251030
Primary NS (MNAME)	celeste.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

26ms

A

29ms

MX

34ms

AAAA

29ms

TXT

159ms

CAA

31ms

HTTPS

34ms

TLSA

63ms

SOA

0ms

MTA-STS

54ms

DNSSEC

120ms

SRV

55ms

Total

676ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 20:50:35	676ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-08-22 21:28:49	2298ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-08-14 09:53:36	1601ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-07-26 13:45:59	20965ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-07-21 03:57:36	1290ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-28 21:14:30	912ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-26 09:03:20	1213ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-25 11:32:13	858ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-20 07:05:21	1029ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-17 12:49:21	4065ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-17 12:35:02	263ms	0 NS 0 A 0 MX	❓ Unknown	View