280523.dk DNS records

🖥️ Nameservers2 records 144ms

Nameserver	IP addresses	PTR	ASN / ISP
eloise.ns.cloudflare.com	108.162.194.208 162.159.38.208 172.64.34.208 2606:4700:50::a29f:26d0 2803:f800:50::6ca2:c2d0 2a06:98c1:50::ac40:22d0	eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
felipe.ns.cloudflare.com	108.162.195.116 162.159.44.116 172.64.35.116 2606:4700:58::a29f:2c74 2803:f800:50::6ca2:c374 2a06:98c1:50::ac40:2374	felipe.ns.cloudflare.com felipe.ns.cloudflare.com felipe.ns.cloudflare.com felipe.ns.cloudflare.com felipe.ns.cloudflare.com felipe.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 141ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.59.148	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.179.188	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)2 records 78ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3b94	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:b3bc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 138ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.148,172.67.179.188 ech=AEX+DQBBzAAgACDHpwnbqQRrQxFsGzA/yaOSD5TTc2/1Vd5JMCQghbIcfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b94,2606:4700:3035::ac43:b3bc

📝 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.280523.dk	-x_AqHhtqM1yn8T8b-F_5lRClRe1e9y5V7I4EFwkmWc
TXT	_acme-challenge.280523.dk	yJDr6JrqGyIoXIN3BDwaby-hu5kHlQqa1-3Q7dzaMuQ

🔗 TLSA / DANE4 records 294ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC335ms

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	2413604249
Primary NS (MNAME)	eloise.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

144ms

A

141ms

MX

91ms

AAAA

78ms

TXT

415ms

CAA

64ms

HTTPS

138ms

TLSA

294ms

SOA

0ms

MTA-STS

190ms

DNSSEC

335ms

SRV

172ms

Total

2445ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 17:50:41	2445ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-24 12:01:35	3481ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-07 17:03:56	1835ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-07-11 20:58:03	1641ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-23 19:59:43	2666ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-23 16:37:06	1182ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 13:22:47	12650ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-16 13:13:05	1176ms	2 NS 2 A 4 MX	🔓 Insecure	View