sfx.dk

📜 Historical scan 2026-06-24 10:29:19  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sfx.dk is a .dk domain served by 3 nameservers (dns1.rackhosting.com, dns2.rackhosting.com, dns3.rackhosting.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.242.40.58 is hosted by Rackhosting.com ApS (AS31590) in Denmark. Mail is handled by mail.sfx.dk. The zone is of unknown DNSSEC status, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records   75ms
NameserverIP addressesPTRASN / ISP
dns1.rackhosting.com 77.247.69.212 dns1.rackhosting.com AS31590 Rackhosting.com ApS
dns2.rackhosting.com 45.32.187.211 dns2.rackhosting.com AS20473 The Constant Company, LLC
dns3.rackhosting.com 77.247.69.213 dns3.rackhosting.com AS31590 Rackhosting.com ApS

🌍 A Records#

1 records   68ms
IPTTLPTRASNISP / OrgCIDRCountryCity
194.242.40.58 900s — AS31590 Rackhosting.com ApS 194.242.40.0/24 🇩🇰 Denmark —

📧 MX Records#

1 records   72ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s mail.sfx.dk 194.242.40.58 — AS31590 Rackhosting.com ApS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover194.242.40.58
🔶 Autoconfig194.242.40.58

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 18:35:15
www194.242.40.58 (AS31590) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

118ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsbroken trust chain resolving 'sfx.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

33ms
FieldValue
Serial1270820505
Primary NS (MNAME)dns1.rackhosting.com
Responsible (RNAME)hostmaster@rackhosting.com
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
75ms
A
68ms
MX
72ms
AAAA
110ms
TXT
337ms
CAA
82ms
HTTPS
90ms
TLSA
136ms
SOA
33ms
MTA-STS
48ms
DNSSEC
118ms
SRV
99ms
Total
752ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-08-27 16:55:03 2682ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-25 06:07:07 744ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-24 10:29:19 shown 752ms 3 NS 1 A 1 MX ❓ Unknown
2026-06-21 14:53:30 408ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-19 22:02:36 655ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-18 06:04:10 881ms 3 NS 1 A 1 MX 🔓 Insecure
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