bibstudieservice.dk
Last scanned: 2026-08-31 12:16:26  ·  417ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   28ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   31ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.207.2.154 3600s — AS49010 Herning Kommune 91.207.2.0/23 🇩🇰 Denmark Herning
📧 MX Records1 records   30ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 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)
🔐 DNSSEC98ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
28ms
A
31ms
MX
30ms
AAAA
32ms
TXT
99ms
CAA
32ms
HTTPS
25ms
TLSA
74ms
SOA
0ms
MTA-STS
38ms
DNSSEC
98ms
SRV
32ms
Total
417ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 12:16:26 417ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 11:03:09 2445ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-17 15:09:19 4567ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-08 21:33:44 16761ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-06 23:32:22 923ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 22:18:13 482ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 11:00:17 1105ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-21 05:10:44 1004ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 14:28:28 665ms 2 NS 1 A 4 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone