fss.dk
Last scanned: 2026-08-27 10:41:07  ·  544ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   38ms
NameserverIP addressesPTRASN / ISP
ns1.dnshost.net 2a0b:8e00::10
91.237.67.1		 ns1.dnshost.net
ns1.dnshost.net		 AS1921 ipcom GmbH
AS1921 ipcom GmbH
ns2.dnshost.net 185.167.176.1
2a0b:8e00:1::10		 ns2.dnshost.net
ns2.dnshost.net		 AS207021 ipcom GmbH
AS207021 ipcom GmbH
🌍 A Records
🌍
No A records found
📧 MX Records1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.157.223.250
🔶 Autoconfig185.157.223.250
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   238ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (fss.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.fss.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s
📬 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)
🔐 DNSSEC108ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial1764938404
Primary NS (MNAME)ns1.dnshost.net
Responsible (RNAME)zonemaster\@dnshost@net
Refresh43200s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 RegistrationWHOIS fetched 2026-07-02 23:09:05
FieldValue
RegistrarName SRS AB
Registered1998-10-12
Expires2026-12-31 (121d)
📋 WHOIS
⏱️ Lookup Timing
NS
38ms
A
35ms
MX
36ms
AAAA
41ms
TXT
238ms
CAA
52ms
HTTPS
37ms
TLSA
60ms
SOA
0ms
MTA-STS
68ms
DNSSEC
108ms
SRV
76ms
Total
544ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 10:41:07 544ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-20 10:47:04 3040ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-14 09:09:01 2879ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-06 18:49:09 712ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-31 12:44:28 841ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-23 03:37:43 778ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-16 02:08:26 787ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-10 18:37:11 710ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-02 23:00:40 2651ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-26 23:09:57 659ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-21 00:01:41 1177ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-17 09:25:59 689ms 2 NS 0 A 0 MX 🔒 Secure View
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