4-0.dk

📜 Historical scan 2026-08-15 19:01:05  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4-0.dk is a .dk domain served by 3 nameservers (ns1.hyp.net, ns2.hyp.net, ns3.hyp.net). It was registered on 23 August 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.134.245.113 is hosted by Domeneshop AS (AS12996) in Norway. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a 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#

3 records   48ms

🌍 A Records#

1 records   38ms

📧 MX Records#

1 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

1 records   60ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:5b40:0:bc03::1 300s — AS12996 Domeneshop AS 2a01:5b40:0:0:0:0:0:0/37 🇳🇴 Norway —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   763ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (4-0.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.4-0.dk)
p=reject v=DMARC1; p=reject; sp=none

📬 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 14:23:19
www185.134.245.113 2a01:5b40:0:bc03::1 (AS12996) (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

95ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial1786755382
Primary NS (MNAME)ns1.hyp.net
Responsible (RNAME)hostmaster@domeneshop.no
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-07 03:53:47
FieldValue
RegistrarDomeneshop AS
Registered2024-08-23
Expires2027-08-22 (309d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
48ms
A
38ms
MX
48ms
AAAA
60ms
TXT
763ms
CAA
58ms
HTTPS
67ms
TLSA
222ms
SOA
0ms
MTA-STS
66ms
DNSSEC
95ms
SRV
529ms
Total
1536ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-02 10:23:13 1229ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-24 09:08:41 1148ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-11 14:05:46 714ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-01 22:27:58 1290ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-26 23:40:21 1214ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-15 19:01:05 shown 1536ms 3 NS 1 A 1 MX 🔒 Secure
2026-07-23 04:15:24 8573ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-30 02:46:46 1605ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-20 09:49:01 540ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 12:37:15 475ms 3 NS 1 A 0 MX 🔒 Secure
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