rk4720.dk

📜 Historical scan 2026-08-23 05:40:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rk4720.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 18 July 2026 (WHOIS) and first appeared in the .dk zone on 19 July 2026. The zone is DNSSEC-signed but currently fails validation, 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nordicway.dk	2a01:4f8:1c1a:a1e7::1 91.98.140.195	— static.195.140.98.91.clients.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.nordicway.dk	2a01:4f8:c012:4db6::1 49.13.80.249	— static.249.80.13.49.clients.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.nordicway.dk	2a01:4f8:c2c:d3c0::1 78.47.45.64	ns3.nordicway.dk ns3.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns4.nordicway.dk	2a01:4f8:c010:24a2::1 78.47.56.84	ns4.nordicway.dk ns4.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.rk4720.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 2026-10-14 09:36:49

www CNAME	rk4720.dk (all on rk4720.dk) → 162.55.134.177 (AS24940)
www vs bare domain	Same network rk4720.dk: 162.55.134.177 (AS24940) www.rk4720.dk: 162.55.134.177 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

0ms

Field	Value
Serial	2026082300
Primary NS (MNAME)	ns1.nordicway.dk
Responsible (RNAME)	server@nordicway.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-11 21:08:43

Field	Value
Registrar	nordicway ApS
Registered	2026-07-18
Expires	2027-07-17 (267d)

🔗 Same registrant#

5 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
basicsoft.dk	nordicway ApS
booked.dk	DANDOMAIN A/S
canned.dk	DANDOMAIN A/S
danbog.dk	DANDOMAIN A/S
sn4720.dk	nordicway ApS

📋 WHOIS#

⏱️ Lookup Timing#

45ms

78ms

60ms

AAAA

72ms

TXT

243ms

CAA

77ms

HTTPS

77ms

TLSA

49ms

SOA

0ms

MTA-STS

75ms

DNSSEC

109ms

SRV

84ms

Total

838ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-24 08:43:42	9923ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-23 05:40:06 shown	838ms	4 NS 0 A 0 MX	⚠️ Bogus
2026-08-22 03:45:47	916ms	4 NS 1 A 0 MX	❓ Unknown
2026-07-20 13:51:01	8573ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-19 08:47:53	2432ms	2 NS 1 A 0 MX	🔒 Secure