codefu.dk DNS records

🖥️ Nameservers2 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
josh.ns.cloudflare.com	—	—	—
roxy.ns.cloudflare.com	—	—	—

🌍 A Records

🌍

No A records found

📧 MX Records3 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	amir.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.
30	—	linda.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.
93	—	isaac.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 120ms

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

✉️ SPF

Policy	Record (codefu.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 39ms

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

🔐 DNSSEC73ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'codefu.dk/A/IN': 127.0.0.1#53

🏷️ SOA36ms

Field	Value
Serial	2406670115
Primary NS (MNAME)	josh.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

34ms

A

34ms

MX

66ms

AAAA

40ms

TXT

120ms

CAA

54ms

HTTPS

44ms

TLSA

39ms

SOA

36ms

MTA-STS

36ms

DNSSEC

73ms

SRV

0ms

Total

650ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 19:48:20	716ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-26 16:12:18	768ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-24 19:28:25	9840ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-07-15 11:03:03	4148ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-06-29 19:15:17	1146ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-06-26 04:14:21	5044ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-06-23 15:06:02	927ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 21:45:00	650ms	2 NS 0 A 3 MX	⚠️ Bogus	View
2026-06-16 21:41:36	2658ms	2 NS 0 A 3 MX	🔓 Insecure	View