4x4.dk

📜 Historical scan 2026-07-16 02:50:32  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4x4.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 March 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.111 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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   96ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   108ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.111 3600s webcluster2.webpod13-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   135ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod9-cph3.one.com 185.164.14.118 mx1.pub.mailpod9-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod9-cph3.one.com 185.164.14.119 mx2.pub.mailpod9-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod9-cph3.one.com 185.164.14.120 mx3.pub.mailpod9-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod9-cph3.one.com 185.164.14.124 mx4.pub.mailpod9-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   136ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10b:807e:8e7d:354b:13be 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen

🔐 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 2026-10-16 03:53:34
www46.30.213.111 2a02:2350:5:10b:807e:8e7d:354b:13be (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

4 records   192ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…

🔐 DNSSEC#

163ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026071501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-16 04:17:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-03-01
Expires2027-03-31 (164d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
96ms
A
108ms
MX
135ms
AAAA
136ms
TXT
276ms
CAA
137ms
HTTPS
102ms
TLSA
192ms
SOA
0ms
MTA-STS
135ms
DNSSEC
163ms
SRV
145ms
Total
1368ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 03:53:34 472ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-14 16:51:41 2089ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-26 18:18:00 738ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-26 03:23:21 573ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-17 10:29:11 4902ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-16 05:04:05 8868ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-16 02:50:32 shown 1368ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-03 01:05:01 1589ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-27 02:42:13 650ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-23 06:39:23 723ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-20 04:38:13 1154ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 13:00:20 2714ms 2 NS 1 A 4 MX 🔒 Secure
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