ic4.dk

📜 Historical scan 2026-06-25 00:36:48  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ic4.dk is a .dk domain served by 2 nameservers (dns.dsb.dk, ns.dsb.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.28.147.155 is hosted by DSB (SOV) (AS41746) in Denmark. The zone is not DNSSEC-signed, publishes a 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   55ms
NameserverIP addressesPTRASN / ISP
dns.dsb.dk 193.28.147.132 dns.dsb.dk AS41746 DSB (SOV)
ns.dsb.dk 193.28.147.131 ns.dsb.dk AS41746 DSB (SOV)

🌍 A Records#

1 records   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.28.147.155 3600s edison.dsb.dk AS41746 DSB (SOV) 193.28.147.0/24 🇩🇰 Denmark Roskilde

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   214ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (ic4.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.ic4.dk)
p=reject v=DMARC1; p=reject; rua=mailto:pfutvobx@ag.eu.dmarcadvisor.com; ruf=mailto:pfutvobx@fr.eu.dmarcadvisor.com; fo=1;

📬 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 12:36:00
www193.28.147.155 (AS41746) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 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#

77ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

53ms
FieldValue
Serial2023011701
Primary NS (MNAME)ns.dsb.dk
Responsible (RNAME)manager@dsb.dk
Refresh1800s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)5400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
55ms
A
53ms
MX
39ms
AAAA
56ms
TXT
214ms
CAA
55ms
HTTPS
53ms
TLSA
67ms
SOA
53ms
MTA-STS
56ms
DNSSEC
77ms
SRV
89ms
Total
728ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 12:36:00 584ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-30 06:03:22 489ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-20 13:27:07 772ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-27 21:42:00 1615ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-25 00:36:48 shown 728ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-22 12:15:30 1849ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-21 17:32:41 923ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 14:16:16 474ms 2 NS 1 A 0 MX 🔓 Insecure
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