rkusw.dk

📜 Historical scan 2026-06-17 23:13:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rkusw.dk is a .dk domain served by 4 nameservers (ns-1214.awsdns-23.org, ns-1821.awsdns-35.co.uk, ns-451.awsdns-56.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.75.210.254 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by work-mx.app.hey.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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#

4 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1214.awsdns-23.org	205.251.196.190 2600:9000:5304:be00::1	ns-1214.awsdns-23.org ns-1214.awsdns-23.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1821.awsdns-35.co.uk	205.251.199.29 2600:9000:5307:1d00::1	ns-1821.awsdns-35.co.uk ns-1821.awsdns-35.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-451.awsdns-56.com	205.251.193.195 2600:9000:5301:c300::1	ns-451.awsdns-56.com ns-451.awsdns-56.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-709.awsdns-24.net	205.251.194.197 2600:9000:5302:c500::1	ns-709.awsdns-24.net ns-709.awsdns-24.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.75.210.254	—	ip1.maragu.net	AS24940	Hetzner Online GmbH	5.75.128.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	work-mx.app.hey.com	64.202.125.68	work-mx.app.hey.com	AS25657 Basecamp, LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 178ms

TXT Record
hey-verification:6ds7ZCCqg85tr4x5F1dZ67m9
v=spf1 include:_spf.hey.com ~all

✉️ SPF#

Policy	Record (rkusw.dk)
~all (soft fail)	v=spf1 include:_spf.hey.com ~all

📨 DMARC#

Policy	Record (_dmarc.rkusw.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+fiz01x6cwjx@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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 2026-10-08 07:03:53

www	104.21.24.139 172.67.218.248 2606:4700:3032::6815:188b 2606:4700:3033::ac43:daf8 (AS13335) (address records, no CNAME)
www vs bare domain	Same network rkusw.dk: 104.21.24.139 172.67.218.248 2606:4700:3032::6815:188b 2606:4700:3033::ac43:daf8 (AS13335) www.rkusw.dk: 104.21.24.139 172.67.218.248 2606:4700:3032::6815:188b 2606:4700:3033::ac43:daf8 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

70ms

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

🏷️ SOA#

55ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-451.awsdns-56.com
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

80ms

33ms

56ms

AAAA

55ms

TXT

178ms

CAA

41ms

HTTPS

67ms

TLSA

382ms

SOA

55ms

MTA-STS

38ms

DNSSEC

70ms

SRV

99ms

Total

966ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 07:03:53	606ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 20:58:33	9542ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-31 03:05:41	1101ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 00:28:28	749ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 09:23:02	1876ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 23:13:37 shown	966ms	4 NS 1 A 1 MX	🔓 Insecure