rk4720.dk

📜 Historical scan 2026-07-20 13:51:01  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rk4720.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 18 July 2026 (WHOIS) and first appeared in the .dk zone on 19 July 2026. Its website address 93.191.155.240 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is DNSSEC-signed and validates, has no 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#

2 records   36ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.155.240 60s forward.dnsfactory.dk AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover93.191.155.240
🔶 Autoconfig93.191.155.240

🔷 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#

✗ 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 2026-10-14 09:36:49
www CNAMErk4720.dk (all on rk4720.dk)
www vs bare domainSame network
rk4720.dk: 162.55.134.177 (AS24940)
www.rk4720.dk: 162.55.134.177 (AS24940)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026072002
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-11 21:08:43
FieldValue
Registrarnordicway ApS
Registered2026-07-18
Expires2027-07-17 (268d)

🔗 Same registrant#

3 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).

DomainRegistrar
booked.dkDANDOMAIN A/S
canned.dkDANDOMAIN A/S
danbog.dkDANDOMAIN A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
36ms
A
36ms
MX
50ms
AAAA
41ms
TXT
278ms
CAA
49ms
HTTPS
39ms
TLSA
76ms
SOA
0ms
MTA-STS
99ms
DNSSEC
109ms
SRV
8078ms
Total
8573ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-08-24 08:43:42 9923ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-23 05:40:06 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 shown 8573ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-19 08:47:53 2432ms 2 NS 1 A 0 MX 🔒 Secure
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