rudecru.dk

📜 Historical scan 2026-09-01 03:08:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rudecru.dk is a .dk domain served by 2 nameservers (anirban.ns.cloudflare.com, ximena.ns.cloudflare.com). It was registered on 1 May 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.87.103 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. 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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
anirban.ns.cloudflare.com	108.162.193.64 172.64.33.64 173.245.59.64 2606:4700:58::adf5:3b40 2803:f800:50::6ca2:c140 2a06:98c1:50::ac40:2140	anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com anirban.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ximena.ns.cloudflare.com	108.162.194.10 162.159.38.10 172.64.34.10 2606:4700:50::a29f:260a 2803:f800:50::6ca2:c20a 2a06:98c1:50::ac40:220a	ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.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 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.87.103	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.169.86	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	rudecru.com → 172.67.169.86
🔶 Autoconfig	rudecru.com → 172.67.169.86

🔷 AAAA Records (IPv6)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:5767	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:a956	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 181ms

TXT Record
google-site-verification=56ZajxTMjdauwBXVatMih-GVGrsyIYsCDGdFdNzarsI
klaviyo-site-verification=R97v3J
klaviyo-site-verification=WjnT2g
v=spf1 a mx include:spf.simply.com include:spf.speedio.dk include:send.heysender.com include:klaviyomail.com ip4:64.233.160.0/19 ip4:66.102.0.0/20 ip4:66.249.80.0/20 ip4:72.14.192.0/18 ip4:74.125.0.0/16 ip4:173.194.0.0/16 ip4:167.89.0.0/17 ~all

✉️ SPF#

Policy	Record (rudecru.dk)
~all (soft fail)	v=spf1 a mx include:spf.simply.com include:spf.speedio.dk include:send.heysender.com include:klaviyomail.com ip4:64.233.160.0/19 ip4:66.102.0.0/20 ip4:66.249.80.0/20 ip4:72.14.192.0/18 ip4:74.125.0.0/16 ip4:173.194.0.0/16 ip4:167.89.0.0/17 ~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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 09:42:04

www CNAME	rudecru.com (all on rudecru.com) → 104.21.87.103 172.67.169.86 2606:4700:3032::6815:5767 2606:4700:3033::ac43:a956 (AS13335)
www vs bare domain	Same network rudecru.dk: 104.21.87.103 172.67.169.86 2606:4700:3032::6815:5767 2606:4700:3033::ac43:a956 (AS13335) www.rudecru.dk: 104.21.87.103 172.67.169.86 2606:4700:3032::6815:5767 2606:4700:3033::ac43:a956 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: ~all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.rudecru.dk	rudecru.com
TXT	rudecru.com	klaviyo-site-verification=R97v3J
TXT	rudecru.com	klaviyo-site-verification=WjnT2g

🔗 TLSA / DANE#

2 records 75ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

111ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412828162
Primary NS (MNAME)	anirban.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-22 03:25:31

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-05-01
Expires	2027-05-31 (220d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
adeluxemusic.dk	Punktum dk A/S (direct)
flavour.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

56ms

34ms

AAAA

46ms

TXT

181ms

CAA

31ms

HTTPS

48ms

TLSA

75ms

SOA

0ms

MTA-STS

98ms

DNSSEC

111ms

SRV

98ms

Total

1331ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:42:04	1302ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-14 13:15:36	3270ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-01 03:08:41 shown	1331ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 05:40:26	842ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 09:56:00	4656ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 09:44:15	3021ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-14 19:36:43	9922ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 22:38:27	698ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 14:22:39	1653ms	2 NS 2 A 1 MX	🔓 Insecure