4x55.dk

📜 Historical scan 2026-08-26 16:14:59  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4x55.dk is a .dk domain served by 2 nameservers (ns1.dnsserver.dk, ns2.dnsserver.dk). It was registered on 28 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.16 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   69ms
NameserverIP addressesPTRASN / ISP
ns1.dnsserver.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dnsserver.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   126ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.249.16 3600s splash.curanet.dk AS48854 team.blue Denmark A/S 212.237.248.0/23 🇩🇰 Denmark —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover212.237.249.16
🔶 Autoconfig212.237.249.16

🔷 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 2026-10-08 03:49:56
www212.237.249.16 (AS48854) (address records, no CNAME)
www vs bare domainSame network
4x55.dk: 212.237.249.16 (AS48854)
www.4x55.dk: 212.237.249.16 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

128ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2025041401
Primary NS (MNAME)ns1.dnsserver.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-12 08:11:28
FieldValue
RegistrarCURANET A/S
Registered2012-03-28
Expires2027-03-31 (165d)

🔗 Same registrant#

34 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
3mm4.dkCURANET A/S
alca-gruppen.dkPunktum dk A/S (direct)
annisse-vingaard.dkPunktum dk A/S (direct)
bestilbord.dkCURANET A/S
byggefirmaet-arco.dkPunktum dk A/S (direct)
centrum-fysioterapi.dkPunktum dk A/S (direct)
dws1.dkCURANET A/S
dwtest4.dkCURANET A/S
face2day.dkCURANET A/S
flytdanmark.dkPunktum dk A/S (direct)
frisordanmark.dkPunktum dk A/S (direct)
go-commerce.dkPunktum dk A/S (direct)
group-online.dkCURANET A/S
hairbycapello.dkPunktum dk A/S (direct)
implantat-tandlaeger-greve.dkPunktum dk A/S (direct)
kibrill.dkPunktum dk A/S (direct)
klipdanmark.dkCURANET A/S
mrskovservice.dkPunktum dk A/S (direct)
on2day.dkCURANET A/S
online-group.dkCURANET A/S
tecotek.dkPunktum dk A/S (direct)
vinkelplanteskole.dkPunktum dk A/S (direct)
vvsdanmark.dkCURANET A/S
webserver1.dkCURANET A/S
webserver15.dkCURANET A/S
webserver20.dkCURANET A/S
webserver26.dkCURANET A/S
webserver29.dkCURANET A/S
webserver35.dkCURANET A/S
webserver40.dkCURANET A/S
webserver44.dkCURANET A/S
webserver45.dkCURANET A/S
webserver6.dkCURANET A/S
webserver7.dkCURANET A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
69ms
A
126ms
MX
32ms
AAAA
42ms
TXT
194ms
CAA
49ms
HTTPS
67ms
TLSA
41ms
SOA
0ms
MTA-STS
99ms
DNSSEC
128ms
SRV
122ms
Total
657ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 21:09:40 324ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-26 15:53:55 413ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-31 16:27:11 497ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-27 12:59:49 452ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-26 16:14:59 shown 657ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-26 14:19:47 443ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-25 16:00:02 766ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-16 12:38:49 495ms 2 NS 1 A 0 MX 🔒 Secure
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