mestermums.dk
Last scanned: 2026-08-17 15:38:16  ·  5514ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
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   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.130.140.174 600s s9.piranya.dk AS24940 Hetzner Online GmbH 94.130.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mestermums-dk.mail.protection.outlook.com 2a01:111:f403:ca04::2
2a01:111:f403:ca04::b
2a01:111:f403:ca09::1
2a01:111:f403:ca09::20
52.101.68.25
52.101.68.3
52.101.73.15
52.101.73.6		 mail-du2pr03cu00102.inbound.protection.outlook.com
mail-dbbpr03cu00103.inbound.protection.outlook.com
mail-as9pr07cu00301.inbound.protection.outlook.com
mail-as8pr05cu00400.inbound.protection.outlook.com
mail-db8pr02cu00101.inbound.protection.outlook.com
mail-db7pr03cu00403.inbound.protection.outlook.com
mail-am9pr04cu00107.inbound.protection.outlook.com
mail-am6pr04cu00306.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 → 40.104.116.8
🔶 Autoconfig94.130.140.174
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   182ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (mestermums.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)
🔐 DNSSEC91ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA43ms
FieldValue
Serial2026032402
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
47ms
A
50ms
MX
60ms
AAAA
44ms
TXT
182ms
CAA
56ms
HTTPS
46ms
TLSA
514ms
SOA
43ms
MTA-STS
61ms
DNSSEC
91ms
SRV
91ms
Total
5514ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-17 15:38:16 5514ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-24 15:28:17 7437ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 18:36:27 1794ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 00:05:58 3897ms 2 NS 1 A 1 MX 🔒 Secure View
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