holbo.dk
Last scanned: 2026-08-31 16:47:53  ·  1877ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   144ms
🌍 A Records2 records   94ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.92.152 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.195.73 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   122ms
🔐 HTTPS Records1 records   103ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.92.152,172.67.195.73 ech=AEX+DQBBxgAgACDU02VX/J24gNRadHBUv0UeO9HK/mhXzzhdTfHDskF6WAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5c98,2606:4700:3035::ac43:c349
📝 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.holbo.dk m1D3UgNW9waBTsXEnGCTg_fek8OYPA4yUn0qokgQC3E
TXT _acme-challenge.holbo.dk p7EeoQHJ8VIxcQ1k8G0zZg8GPTcno709JQM5xcCG490
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC278ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413560802
Primary NS (MNAME)brad.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
144ms
A
94ms
MX
129ms
AAAA
122ms
TXT
404ms
CAA
155ms
HTTPS
103ms
TLSA
166ms
SOA
0ms
MTA-STS
229ms
DNSSEC
278ms
SRV
206ms
Total
1877ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 16:47:53 1877ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-25 11:28:22 534ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-19 04:51:25 8894ms 2 NS 2 A 0 MX ❓ Unknown View
2026-06-20 12:06:19 2743ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 13:12:01 280ms 0 NS 0 A 0 MX ❓ Unknown View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone