crowdstrike.dk
📜 Historical scan 2026-06-16 23:00:55  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   31ms
NameserverIP addressesPTRASN / ISP
eric.ns.cloudflare.com
kay.ns.cloudflare.com
🌍 A Records
🌍
No A records found
📧 MX Records1 records   36ms
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   136ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (crowdstrike.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.crowdstrike.dk)
p=reject v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:crowdstrike@rua.agari.com; ruf=mailto:crowdstrike@ruf.agari.com
📬 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC106ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA31ms
FieldValue
Serial2405710756
Primary NS (MNAME)eric.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
31ms
A
30ms
MX
36ms
AAAA
34ms
TXT
136ms
CAA
29ms
HTTPS
33ms
TLSA
56ms
SOA
31ms
MTA-STS
37ms
DNSSEC
106ms
SRV
0ms
Total
493ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 21:49:38 1160ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-26 04:32:52 1237ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-31 05:07:30 2264ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-29 14:59:14 1192ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-28 07:28:40 6173ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-22 22:47:05 1194ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 01:33:50 61093ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-16 23:09:15 416ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-16 23:06:03 1627ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-16 23:00:55 493ms 2 NS 0 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone