qr4.dk

📜 Historical scan 2026-06-28 09:19:37  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

qr4.dk is a .dk domain served by 3 nameservers (helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com). It was registered on 2 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.21.154.231 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mail.schumacher.dk. The zone is not DNSSEC-signed, 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#

3 records   48ms
NameserverIP addressesPTRASN / ISP
helium.ns.hetzner.de 193.47.99.5
2001:67c:192c::add:5		 helium.ns.hetzner.de
helium.ns.hetzner.de		 AS12337 noris network AG
AS12337 noris network AG
hydrogen.ns.hetzner.com 213.133.100.98
2a01:4f8:0:1::add:1098		 hydrogen.ns.hetzner.com
hydrogen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com 2a01:4f8:0:1::add:2992
88.198.229.192		 oxygen.ns.hetzner.com
oxygen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🌍 A Records#

1 records   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
65.21.154.231 3600s server-01.dockerhost.dk AS24940 Hetzner Online GmbH 65.21.0.0/16 🇫🇮 Finland Helsinki

📧 MX Records#

1 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail.schumacher.dk 116.203.109.116 gaston.schumacher.dk AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverqr4.dk → 65.21.154.231
🔶 Autoconfigqr4.dk → 65.21.154.231

🔷 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 02:00:46
www CNAMEqr4.dk (all on qr4.dk)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.qr4.dk qr4.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026062803
Primary NS (MNAME)hydrogen.ns.hetzner.com
Responsible (RNAME)dns@hetzner.com
Refresh86400s
Retry10800s
Expire3600000s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-20 14:25:55
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2023-03-02
Expires2027-03-01 (127d)

🔗 Same registrant#

6 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
195.dkPunktum dk A/S (direct)
dockerhost.dkPunktum dk A/S (direct)
qr1.dkPunktum dk A/S (direct)
qr3.dkPunktum dk A/S (direct)
schumacher.dkPunktum dk A/S (direct)
superbras.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
48ms
A
41ms
MX
60ms
AAAA
63ms
TXT
193ms
CAA
62ms
HTTPS
47ms
TLSA
200ms
SOA
0ms
MTA-STS
62ms
DNSSEC
109ms
SRV
92ms
Total
1472ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 00:02:45 1166ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-28 04:28:12 10168ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-28 03:44:02 1393ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-23 18:47:19 2385ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-28 09:19:37 shown 1472ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-17 13:06:38 1985ms 3 NS 1 A 1 MX 🔓 Insecure
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