4sign.dk

📜 Historical scan 2026-06-16 13:14:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4sign.dk is a .dk domain served by 3 nameservers (dns1.ansluten.net, ns3.ansluten.net, ns4.ansluten.net). It was registered on 29 November 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.189.51.63 is hosted by Yelles AB (AS206170) in Sweden. Mail is handled by mx1.ansluten.net. 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   82ms
NameserverIP addressesPTRASN / ISP
dns1.ansluten.net — — —
ns3.ansluten.net — — —
ns4.ansluten.net — — —

🌍 A Records#

1 records   78ms

📧 MX Records#

1 records   77ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   163ms
TXT Record
v=spf1 ip4:185.57.104.66 ip4:46.59.86.44 a mx ~all

✉️ SPF#

PolicyRecord (4sign.dk)
~all (soft fail) v=spf1 ip4:185.57.104.66 ip4:46.59.86.44 a mx ~all

📨 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 2026-10-13 05:55:45
www185.189.51.63 (AS206170) (address records, no CNAME)
www vs bare domainSame network
4sign.dk: 185.189.51.63 (AS206170)
www.4sign.dk: 185.189.51.63 (AS206170)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

161ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

76ms
FieldValue
Serial2025101700
Primary NS (MNAME)web01.ansluten.net
Responsible (RNAME)cs@ansluten.net
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-14 00:23:29
FieldValue
RegistrarName SRS AB
Registered2005-11-29
Expires2027-11-30 (409d)

🔗 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
82ms
A
78ms
MX
77ms
AAAA
76ms
TXT
163ms
CAA
79ms
HTTPS
73ms
TLSA
111ms
SOA
76ms
MTA-STS
68ms
DNSSEC
161ms
SRV
0ms
Total
1465ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 20:42:03 2704ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-28 08:39:12 1521ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-25 08:17:03 925ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 03:31:46 999ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-19 22:48:00 2847ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-16 13:14:36 shown 1465ms 3 NS 1 A 1 MX 🔓 Insecure
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