vitz.dk
Last scanned: 2026-08-31 16:48:12  ·  606ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
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 Records
🌍
No A records found
📧 MX Records2 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s 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 43200s 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   160ms
TXT Record
protonmail-verification=1f6872ba1cf806d368b22336cdccccc828d226ad
v=spf1 include:_spf.protonmail.ch mx ~all
✉️ SPF
PolicyRecord (vitz.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch mx ~all
📨 DMARC
PolicyRecord (_dmarc.vitz.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@jakobnielsen.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 / DANE4 records   81ms
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…
🔐 DNSSEC84ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026081001
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
40ms
A
47ms
MX
49ms
AAAA
54ms
TXT
160ms
CAA
52ms
HTTPS
39ms
TLSA
81ms
SOA
0ms
MTA-STS
58ms
DNSSEC
84ms
SRV
59ms
Total
606ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 16:48:12 606ms 2 NS 0 A 2 MX 🔒 Secure View
2026-08-27 14:45:42 9793ms 2 NS 0 A 2 MX 🔒 Secure View
2026-08-11 09:41:44 2160ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-14 19:28:38 938ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-11 23:02:14 2747ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-25 12:13:30 2686ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-17 11:51:50 571ms 2 NS 0 A 2 MX 🔒 Secure View
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