holbaek-bibliotek.dk
Last scanned: 2026-08-27 15:43:18  ·  838ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   90ms
NameserverIP addressesPTRASN / ISP
ns07.sac-it.dk 85.235.243.63 ns07.sac-it.dk AS3308 Norlys Digital A/S
ns08.sac-it.dk 128.76.60.63 ns08.sac-it.dk AS3292 TDC Holding A/S
🌍 A Records
🌍
No A records found
📧 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
📝
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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC198ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026082701
Primary NS (MNAME)ns07.sac-it.dk
Responsible (RNAME)hostmaster@holbaek-bibliotek.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
90ms
A
97ms
MX
77ms
AAAA
98ms
TXT
297ms
CAA
107ms
HTTPS
95ms
TLSA
51ms
SOA
0ms
MTA-STS
148ms
DNSSEC
198ms
SRV
127ms
Total
838ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 15:43:18 838ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-25 15:08:34 416ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-20 11:03:09 499ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-13 22:58:48 2706ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-07 23:06:49 596ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-30 22:09:07 537ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-23 18:44:20 500ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-17 03:24:54 616ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-09 04:06:46 838ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-03 18:05:42 2298ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-25 15:56:49 380ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-22 19:33:24 945ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 06:12:56 414ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-19 09:11:21 919ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-17 13:13:47 270ms 0 NS 0 A 0 MX ❓ Unknown View
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