efterskolenlindenborg.dk
Last scanned: 2026-08-27 19:05:50  ·  10113ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   73ms
NameserverIP addressesPTRASN / ISP
ns.nerdonline.dk 167.233.0.169 mailgw1.nerdonline.dk AS24940 Hetzner Online GmbH
ns2.nerdonline.dk 95.216.155.89 hel01.nerdonline.dk AS24940 Hetzner Online GmbH
ns3.nerdonline.dk 167.233.0.167 ns3.nerdonline.dk AS24940 Hetzner Online GmbH
🌍 A Records
🌍
No A records found
📧 MX Records1 records   80ms
PriorityTTLMail ServerIP addressesPTRASN
0 38400s efterskolenlindenborg-dk.mail.protection.outlook.com 2a01:111:f403:c967::8
2a01:111:f403:ca04::2
2a01:111:f403:ca09::5
2a01:111:f403:ca09::9
52.101.68.32
52.101.68.5
52.101.73.155
52.101.73.16		 mail-cpjpr04cu00100.inbound.protection.outlook.com
mail-du2pr03cu00102.inbound.protection.outlook.com
mail-am1pr04cu00105.inbound.protection.outlook.com
mail-as8pr04cu00801.inbound.protection.outlook.com
mail-db3pr0202cu00200.inbound.protection.outlook.com
mail-du2pr03cu00105.inbound.protection.outlook.com
mail-am7pr02cu00203.inbound.protection.outlook.com
mail-as2pr05cu00100.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   337ms
TXT Record
MS=ms60082423
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (efterskolenlindenborg.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9089ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025090802
Primary NS (MNAME)ns.nerdonline.dk
Responsible (RNAME)hostmaster@nerdonline.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)38400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
73ms
A
61ms
MX
80ms
AAAA
63ms
TXT
337ms
CAA
71ms
HTTPS
68ms
TLSA
593ms
SOA
0ms
MTA-STS
104ms
DNSSEC
9089ms
SRV
103ms
Total
10113ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 19:05:50 10113ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-08-26 19:00:50 2673ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-23 18:35:00 1495ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-20 07:13:07 1052ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-17 06:05:28 698ms 3 NS 0 A 1 MX 🔓 Insecure View
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