devdn.dk DNS records

🖥️ Nameservers2 records 308ms

Nameserver	IP addresses	PTR	ASN / ISP
joselyn.ns.cloudflare.com	—	—	—
olof.ns.cloudflare.com	—	—	—

🌍 A Records2 records 324ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.28.184	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.22	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 267ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
52	—	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
54	—	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
56	—	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)2 records 284ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:9316	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—
2606:4700:3036::6815:1cb8	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—

🔐 HTTPS Records1 records 256ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.28.184,172.67.147.22 ech=AEX+DQBBSwAgACAJY+QYLypsBy6f4MxwS8kDpHHA2vtr71U0rh7ar1Y4GAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9316,2606:4700:3036::6815:1cb8

📝 TXT Records1 records 488ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF

Policy	Record (devdn.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 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

🔗 TLSA / DANE9 records 289ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC446ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA260ms

Field	Value
Serial	2406106379
Primary NS (MNAME)	joselyn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-07-23 20:48:40

Field	Value
Registrar	DANDOMAIN A/S
Registered	2025-06-27
Expires	2027-06-26 (297d)

📋 WHOIS

⏱️ Lookup Timing

NS

308ms

A

324ms

MX

267ms

AAAA

284ms

TXT

488ms

CAA

292ms

HTTPS

256ms

TLSA

289ms

SOA

260ms

MTA-STS

338ms

DNSSEC

446ms

SRV

0ms

Total

3340ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 17:21:33	2891ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-20 16:57:03	17108ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-19 13:09:24	26275ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-17 03:58:51	1614ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-10 19:03:44	9659ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-04 23:33:30	3134ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-23 20:42:37	10261ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-17 22:02:49	1881ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-16 11:40:33	1611ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-25 07:34:56	1331ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-22 15:42:26	1454ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-20 20:20:14	947ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 12:19:17	1784ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-17 02:42:13	3340ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-17 02:30:45	2810ms	2 NS 2 A 3 MX	🔓 Insecure	View