csr.dk
Last scanned: 2026-08-26 23:01:24  ·  445ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   19ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   26ms
IPTTLPTRASNISP / OrgCIDRCountryCity
139.144.158.248 3600s 139-144-158-248.ip.linodeusercontent.com AS63949 Akamai Connected Cloud 139.144.144.0/20 🇬🇧 United Kingdom London
📧 MX Records1 records   28ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mfwd.ebrandservices.com 80.92.65.53 mfwd.ebrandservices.com AS24611 Datacenter Luxembourg S.A.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   87ms
TXT Record
v=spf1 include:servers.mcsv.net ?all
v=spf1 include:spf.mandrillapp.com ?all
✉️ SPF
⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (csr.dk)
?all (neutral) v=spf1 include:servers.mcsv.net ?all
?all (neutral) v=spf1 include:spf.mandrillapp.com ?all
📨 DMARC
PolicyRecord (_dmarc.csr.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC94ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026082604
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
19ms
A
26ms
MX
28ms
AAAA
23ms
TXT
87ms
CAA
21ms
HTTPS
24ms
TLSA
78ms
SOA
0ms
MTA-STS
36ms
DNSSEC
94ms
SRV
27ms
Total
445ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 23:01:24 445ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 18:01:36 1021ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 13:35:09 897ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 23:06:12 2664ms 4 NS 1 A 1 MX 🔓 Insecure View
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