rednax.dk

📜 Historical scan 2026-06-17 14:16:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rednax.dk is a .dk domain served by 2 nameservers (cass.ns.cloudflare.com, jarred.ns.cloudflare.com). It was registered on 1 March 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.51.154 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
cass.ns.cloudflare.com	108.162.192.81 172.64.32.81 173.245.58.81 2606:4700:50::adf5:3a51 2803:f800:50::6ca2:c051 2a06:98c1:50::ac40:2051	cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jarred.ns.cloudflare.com	108.162.195.126 162.159.44.126 172.64.35.126 2606:4700:58::a29f:2c7e 2803:f800:50::6ca2:c37e 2a06:98c1:50::ac40:237e	jarred.ns.cloudflare.com jarred.ns.cloudflare.com jarred.ns.cloudflare.com jarred.ns.cloudflare.com jarred.ns.cloudflare.com jarred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 51ms

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

📧 MX Records#

4 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	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 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:339a	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:b617	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.51.154,172.67.182.23 ech=AEX+DQBBOwAgACAG1eGjqSgaba5UXmh5eE84iX3ffsXq/5DpIUhEmpCbbQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:339a,2606:4700:3037::ac43:b617

📝 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 13:16:06

www	104.21.51.154 172.67.182.23 2606:4700:3031::6815:339a 2606:4700:3036::ac43:b617 (AS13335) (address records, no CNAME)
www vs bare domain	Same network rednax.dk: 104.21.51.154 172.67.182.23 2606:4700:3031::6815:339a 2606:4700:3036::ac43:b617 (AS13335) www.rednax.dk: 104.21.51.154 172.67.182.23 2606:4700:3031::6815:339a 2606:4700:3036::ac43:b617 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

4 records 163ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

179ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2405838994
Primary NS (MNAME)	cass.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 04:28:04

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-03-01
Expires	2027-03-31 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

51ms

53ms

AAAA

38ms

TXT

327ms

CAA

66ms

HTTPS

40ms

TLSA

163ms

SOA

45ms

MTA-STS

80ms

DNSSEC

179ms

SRV

0ms

Total

2623ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 13:16:06	1539ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-10 12:40:19	1141ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-30 19:40:24	1025ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-28 06:44:42	839ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-13 02:20:04	3116ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-01 12:00:54	1994ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-29 06:07:00	995ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-17 14:16:42 shown	2623ms	2 NS 2 A 4 MX	🔓 Insecure