sløn.dk xn--sln-1na.dk
Last scanned: 2026-08-27 11:25:42  ·  639ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   54ms
NameserverIP addressesPTRASN / ISP
ns1-auth.csc.dk 147.29.236.25
2a01:5440:2:0:147:29:236:25		 ns1-auth.csc.dk
—		 AS29156 DXC Technology Danmark A/S
AS29156 DXC Technology Danmark A/S
ns2-auth.csc.dk 147.29.238.25
2a01:5440:2:2000:147:29:238:25		 ns2-auth.csc.dk
—		 AS29156 DXC Technology Danmark A/S
AS29156 DXC Technology Danmark A/S
🌍 A Records
🌍
No A records found
📧 MX Records1 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
0 28800s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   202ms
TXT Record
OES
v=spf1 -all
✉️ SPF
PolicyRecord (sløn.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.sløn.dk)
p=reject v=DMARC1; p=reject;
📬 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)
🔐 DNSSEC123ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025092275
Primary NS (MNAME)ns-master.csc.dk
Responsible (RNAME)hostmaster@csc.dk
Refresh14400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
54ms
A
42ms
MX
49ms
AAAA
54ms
TXT
202ms
CAA
77ms
HTTPS
46ms
TLSA
46ms
SOA
0ms
MTA-STS
76ms
DNSSEC
123ms
SRV
74ms
Total
639ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 11:25:42 639ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-26 12:37:11 379ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-22 22:19:13 4751ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-21 22:14:16 2938ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-07 14:43:26 10123ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-31 09:05:18 8407ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-14 02:15:09 2161ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-09 05:01:14 18421ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-20 10:27:41 417ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-17 15:19:32 809ms 2 NS 0 A 0 MX 🔒 Secure View
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