jacobtand.dk
Last scanned: 2026-08-27 20:39:19  ·  1758ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   45ms
NameserverIP addressesPTRASN / ISP
c3po.mrmeee.dk 91.226.144.140 mail.mrmeee.dk AS216275 Netnoerden ApS
degobah.mrmeee.dk 37.187.95.186 ns3036985.ip-37-187-95.eu AS16276 OVH SAS
🌍 A Records1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.226.144.139 300s mail.jacobtand.dk AS216275 Netnoerden ApS 91.226.144.0/23 🇩🇰 Denmark Frederiksberg
📧 MX Records1 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.jacobtand.dk 91.226.144.139 mail.jacobtand.dk AS216275 Netnoerden ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover91.226.144.139
🔶 Autoconfig91.226.144.139
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   268ms
TXT Record
v=spf1 a mx ptr ip4:80.209.95.131 mx:jacobtand.dk ~all
✉️ SPF
PolicyRecord (jacobtand.dk)
~all (soft fail) v=spf1 a mx ptr ip4:80.209.95.131 mx:jacobtand.dk ~all
📨 DMARC
PolicyRecord (_dmarc.jacobtand.dk)
p=none (monitor only) v=DMARC1;p=none;sp=quarantine;pct=100;rua=mailto:dmarcreports@jacobtand.dk
📬 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)
🔐 DNSSEC105ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026082701
Primary NS (MNAME)c3po.mrmeee.dk
Responsible (RNAME)hostmaster@jacobtand.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
45ms
A
45ms
MX
32ms
AAAA
36ms
TXT
268ms
CAA
39ms
HTTPS
43ms
TLSA
1165ms
SOA
0ms
MTA-STS
64ms
DNSSEC
105ms
SRV
88ms
Total
1758ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 20:39:19 1758ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-20 21:35:56 13722ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-13 19:01:02 2816ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-06 04:54:41 4757ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-31 14:43:09 3919ms 2 NS 1 A 1 MX ❓ Unknown View
2026-07-23 02:56:57 7529ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-17 09:35:16 2794ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-10 09:00:06 14842ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-03 11:08:26 1098ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 09:39:38 4519ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 16:10:09 633ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 22:42:08 2321ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 15:15:47 568ms 2 NS 1 A 1 MX 🔓 Insecure View
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