radontjek.dk

📜 Historical scan 2026-06-17 12:59:47  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

radontjek.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 25 January 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 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#

4 records   86ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   81ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.100 — dnsforward.simply.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —

📧 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#

✗ 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 19:21:15
www94.231.103.100 (AS48854) (address records, no CNAME)
www vs bare domainSame network
radontjek.dk: 94.231.103.100 (AS48854)
www.radontjek.dk: 94.231.103.100 (AS48854)
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

245ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

77ms
FieldValue
Serial2020072990
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-18 22:05:55
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-01-25
Expires2026-11-30 (41d)

🔗 Same registrant#

7 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
aarhusmureren.dkPunktum dk A/S (direct)
hus-svamp.dkPunktum dk A/S (direct)
radonaarhus.dkPunktum dk A/S (direct)
skimmelaarhus.dkPunktum dk A/S (direct)
skimmeløstjylland.dkPunktum dk A/S (direct)
sundindeklima.dkPunktum dk A/S (direct)
århusmureren.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
86ms
A
81ms
MX
87ms
AAAA
79ms
TXT
161ms
CAA
75ms
HTTPS
73ms
TLSA
103ms
SOA
77ms
MTA-STS
56ms
DNSSEC
245ms
SRV
0ms
Total
872ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 09:27:35 1005ms 4 NS 1 A 0 MX 🔒 Secure
2026-09-03 20:46:03 351ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-21 06:00:14 349ms 4 NS 1 A 0 MX 🔒 Secure
2026-06-17 12:59:47 shown 872ms 4 NS 1 A 0 MX 🔒 Secure
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