ibook.dk
Last scanned: 2026-08-27 18:24:55  ·  539ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
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   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
83.94.121.60 43200s — AS3292 TDC Holding A/S 83.94.96.0/19 🇩🇰 Denmark —
📧 MX Records1 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover83.94.121.60
🔶 Autoconfig83.94.121.60
🔷 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)
🔐 DNSSEC118ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081801
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
39ms
A
46ms
MX
37ms
AAAA
22ms
TXT
192ms
CAA
28ms
HTTPS
38ms
TLSA
65ms
SOA
0ms
MTA-STS
96ms
DNSSEC
118ms
SRV
68ms
Total
539ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 18:24:55 539ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-27 01:40:18 493ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-23 13:37:46 4634ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-19 06:22:36 1727ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-19 05:21:37 1318ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-29 06:58:22 574ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 16:24:28 5105ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 15:47:07 1145ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 21:36:05 1008ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 11:20:09 2527ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 14:17:10 493ms 2 NS 1 A 0 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone