apsys.dk
📜 Historical scan 2026-06-16 13:37:36  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   71ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   66ms
IPTTLPTRASNISP / OrgCIDRCountryCity
78.143.68.159 — 78.143.68.159.static.fibianet.dk AS44869 FIBIA P/S 78.143.64.0/18 🇩🇰 Denmark —
📧 MX Records2 records   72ms
PriorityTTLMail ServerIP addressesPTRASN
10 — 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
20 — mailsec.protonmail.ch 176.119.200.129
185.205.70.129
185.70.42.129		 mailsec.protonmail.ch
mailsec.protonmail.ch
mailsec.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   305ms
TXT Record
protonmail-verification=2ffb39bed3a85f9e0dd45bd91802990ddbcb966c
v=spf1 include:_spf.protonmail.ch ~all
✉️ SPF
PolicyRecord (apsys.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch ~all
📨 DMARC
PolicyRecord (_dmarc.apsys.dk)
p=quarantine v=DMARC1;p=quarantine;rua=mailto:none@apsys.dk;ruf=mailto:none@apsys.dk;fo=1
📬 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 / DANE4 records   70ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
🔐 DNSSEC183ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA60ms
FieldValue
Serial2026061201
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
71ms
A
66ms
MX
72ms
AAAA
70ms
TXT
305ms
CAA
62ms
HTTPS
64ms
TLSA
70ms
SOA
60ms
MTA-STS
54ms
DNSSEC
183ms
SRV
0ms
Total
848ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 10:51:10 1018ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-19 06:56:24 5281ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-15 05:22:54 921ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-12 20:35:57 5045ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-20 17:24:59 1086ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 13:37:36 848ms 2 NS 1 A 2 MX 🔒 Secure View
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