virtuelundervisning.dk
Last scanned: 2026-08-28 08:01:57  ·  871ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   55ms
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   78ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.169 3600s webcluster42.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen
📧 MX Records3 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod6-cph3.one.com 185.164.14.70 mx1.pub.mailpod6-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod6-cph3.one.com 185.164.14.71 mx2.pub.mailpod6-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod6-cph3.one.com 185.164.14.72 mx3.pub.mailpod6-cph3.one.com AS51468 One.com A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover77.111.240.169
🔶 Autoconfig77.111.240.169
🔷 AAAA Records (IPv6)1 records   56ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:804e:867c:37d5:ea7e 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen
🔐 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 / DANE3 records   70ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod6-cph3.one.com DANE-EE · SPKI · SHA-256 431B938774CCDD31779725AB0617DD17…
SMTP _25._tcp.mx2.pub.mailpod6-cph3.one.com DANE-EE · SPKI · SHA-256 431B938774CCDD31779725AB0617DD17…
SMTP _25._tcp.mx3.pub.mailpod6-cph3.one.com DANE-EE · SPKI · SHA-256 431B938774CCDD31779725AB0617DD17…
🔐 DNSSEC128ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026072905
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
55ms
A
78ms
MX
40ms
AAAA
56ms
TXT
212ms
CAA
65ms
HTTPS
69ms
TLSA
70ms
SOA
0ms
MTA-STS
99ms
DNSSEC
128ms
SRV
105ms
Total
871ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 08:01:57 871ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-26 23:07:58 1008ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-30 21:29:53 3647ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-29 15:46:21 867ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-20 16:09:07 3166ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-17 13:55:21 2659ms 2 NS 1 A 3 MX 🔒 Secure View
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