agercarlsen.dk
📜 Historical scan 2026-06-25 14:25:16  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   47ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records
🌍
No A records found
📧 MX Records1 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.protonmail.ch 176.119.200.128
185.205.70.128
185.70.42.128		 mail.protonmail.ch
mail.protonmail.ch
mail.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   233ms
TXT Record
protonmail-verification=8a8a11e737bab7120ac4e138a0bf8a120ca5b21a
v=spf1 include:_spf.protonmail.ch mx ~all
✉️ SPF
PolicyRecord (agercarlsen.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch mx ~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 / DANE2 records   81ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
🔐 DNSSEC85ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA90ms
FieldValue
Serial2020072990
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
47ms
A
70ms
MX
47ms
AAAA
71ms
TXT
233ms
CAA
46ms
HTTPS
90ms
TLSA
81ms
SOA
90ms
MTA-STS
115ms
DNSSEC
85ms
SRV
90ms
Total
764ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 18:15:14 776ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-25 14:25:16 764ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-16 13:00:03 1774ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-16 12:52:17 1238ms 4 NS 0 A 1 MX 🔒 Secure View
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