opal-it.dk
Last scanned: 2026-08-12 22:45:36  ·  1325ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   48ms
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   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.221.166.34 3600s — AS31027 GlobalConnect A/S 89.221.160.0/20 🇩🇰 Denmark —
📧 MX Records1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 21000s mail.opal-it.dk 89.221.166.34 — AS31027 GlobalConnect A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoveropal-it.dk → 89.221.166.34
🔶 Autoconfigopal-it.dk → 89.221.166.34
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   159ms
TXT Record
v=spf1 a mx ip4:89.221.166.27 ~all
✉️ SPF
PolicyRecord (opal-it.dk)
~all (soft fail) v=spf1 a mx ip4:89.221.166.27 ~all
📨 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
CNAME _acme-challenge.opal-it.dk opal-it.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC79ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
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
48ms
A
38ms
MX
41ms
AAAA
47ms
TXT
159ms
CAA
690ms
HTTPS
62ms
TLSA
89ms
SOA
0ms
MTA-STS
66ms
DNSSEC
79ms
SRV
69ms
Total
1325ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 22:45:36 1325ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 14:48:40 1833ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 18:39:22 849ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 21:19:12 14708ms 2 NS 0 A 0 MX ❓ Unknown View
2026-06-25 19:48:17 2313ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 03:39:42 2571ms 2 NS 1 A 1 MX 🔒 Secure View
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