operaunderholdning.dk
Last scanned: 2026-08-28 11:06:13  ·  1815ms 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   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.226.145.85 600s — AS216275 Netnoerden ApS 91.226.144.0/23 🇩🇰 Denmark Frederiksberg
📧 MX Records1 records   26ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s operaunderholdning.dk 91.226.145.85 — AS216275 Netnoerden ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoveroperaunderholdning.dk → 91.226.145.85
🔶 Autoconfigoperaunderholdning.dk → 91.226.145.85
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   138ms
TXT Record
v=spf1 include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (operaunderholdning.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.operaunderholdning.dk)
p=reject v=DMARC1; p=reject
📬 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
Serial2026082801
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
33ms
MX
26ms
AAAA
34ms
TXT
138ms
CAA
28ms
HTTPS
31ms
TLSA
1204ms
SOA
0ms
MTA-STS
43ms
DNSSEC
98ms
SRV
43ms
Total
1815ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 11:06:13 1815ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 05:03:36 3743ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 12:02:43 1051ms 2 NS 1 A 1 MX 🔒 Secure View
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