prezero.dk
📜 Historical scan 2026-06-19 19:01:09  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   94ms
NameserverIP addressesPTRASN / ISP
ns.do-ex.com 193.227.117.225
2a04:2b00:14cc::225		 ns1.dnsres.net
ns1.dnsres.net		 AS1921 ipcom GmbH
AS1921 ipcom GmbH
ns.do-ex.net 194.50.187.225
2a04:2b00:14dd::225		 ns2.dnsres.net
ns2.dnsres.net		 AS207021 ipcom GmbH
AS207021 ipcom GmbH
ns.do-ex.org 194.0.182.225
2a04:2b00:14ee::225		 ns2.registrant-verification.ispapi.net
ns3.dnsres.net		 AS1921 ipcom GmbH
AS1921 ipcom GmbH
🌍 A Records1 records   101ms
IPTTLPTRASNISP / OrgCIDRCountryCity
45.129.42.3 100s — AS44076 INTAC Services GmbH 45.129.40.0/21 🇩🇪 Germany Heilbronn
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   698ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (prezero.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.prezero.dk)
p=reject v=DMARC1;p=reject;sp=reject;adkim=r;aspf=r
📬 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)
🔐 DNSSEC201ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA95ms
FieldValue
Serial2026020600
Primary NS (MNAME)ns.do-ex.com
Responsible (RNAME)domainservices@stackit.cloud
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)28800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
94ms
A
101ms
MX
99ms
AAAA
115ms
TXT
698ms
CAA
102ms
HTTPS
84ms
TLSA
2180ms
SOA
95ms
MTA-STS
118ms
DNSSEC
201ms
SRV
558ms
Total
3458ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 23:52:12 556ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-25 07:55:39 2735ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-19 19:01:09 3458ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 07:46:58 951ms 3 NS 1 A 0 MX 🔓 Insecure View
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