matematikbog.dk
Last scanned: 2026-08-28 13:53:16  ·  1125ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   85ms
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   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
84.246.245.11 43200s 84-246-245-11.unalloc.logiqit.net AS34165 Novaram ApS 84.246.244.0/22 🇩🇰 Denmark —
📧 MX Records1 records   80ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.matematikbog.dk 84.246.245.11 84-246-245-11.unalloc.logiqit.net AS34165 Novaram ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover84.246.245.11
🔶 Autoconfig84.246.245.11
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC284ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082701
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
85ms
A
63ms
MX
80ms
AAAA
76ms
TXT
371ms
CAA
101ms
HTTPS
178ms
TLSA
193ms
SOA
0ms
MTA-STS
214ms
DNSSEC
284ms
SRV
217ms
Total
1125ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 13:53:16 1125ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-27 12:53:31 2760ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 06:02:40 4716ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-29 19:53:22 2540ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 11:54:36 641ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 23:22:18 2623ms 2 NS 1 A 1 MX 🔒 Secure View
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