mathu.dk
📜 Historical scan 2026-06-25 21:53:21  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   41ms
NameserverIP addressesPTRASN / ISP
ns1.e-studio.dk 195.242.131.5
2001:67c:564:fffc::11		 ns1.e-studio.dk
ns1.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.e-studio.dk 2a00:1b18:2:3::2
62.69.152.34		 ns2.e-studio.dk
34.34-46.152.69.62.in-addr.arpa		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.e-studio.dk 193.200.90.183
2001:67c:564:fffc::13		 ns3.e-studio.dk
ns3.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
🌍 A Records1 records   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.131.2 14400s web.e-studio.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —
📧 MX Records1 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s mathu.dk 195.242.131.2 web.e-studio.dk AS62121 Christian Ebsen ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.242.131.2
🔶 Autoconfig195.242.131.2
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   63ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.mathu.dk hEj98hCU3BtKSrnrKopmib1qUoRzJj_QLWkPkaFYVUI
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC118ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA57ms
FieldValue
Serial2026051201
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
41ms
A
57ms
MX
53ms
AAAA
52ms
TXT
132ms
CAA
52ms
HTTPS
60ms
TLSA
37ms
SOA
57ms
MTA-STS
70ms
DNSSEC
118ms
SRV
63ms
Total
574ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-15 19:34:46 2597ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-25 21:53:21 574ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-24 05:13:08 978ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-24 03:05:21 823ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-22 08:04:29 1178ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 01:06:33 797ms 3 NS 1 A 1 MX 🔒 Secure View
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