prefa.dk

📜 Historical scan 2026-06-20 00:15:06  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

prefa.dk is a .dk domain served by 3 nameservers (ns21.netronics.at, ns22.netronics.at, ns23.netronics.at). It was registered on 29 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 62.113.230.93 is hosted by 23M GmbH (AS47447) in Germany. Mail is handled by mx.prefa.dk. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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   136ms
NameserverIP addressesPTRASN / ISP
ns21.netronics.at 91.223.147.111 — AS5404 conova communications GmbH
ns22.netronics.at 185.69.161.226 226.224-231.161.69.185.in-addr.arpa AS5404 conova communications GmbH
ns23.netronics.at 217.196.155.36 36.32-63.155.196.217.in-addr.arpa AS5404 conova communications GmbH

🌍 A Records#

1 records   136ms
IPTTLPTRASNISP / OrgCIDRCountryCity
62.113.230.93 3600s srv-a-de.c-337.maxcluster.net AS47447 23M GmbH 62.113.192.0/18 🇩🇪 Germany —

📧 MX Records#

1 records   121ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mx.prefa.dk 212.70.96.86 — AS48728 Vodafone Qatar P.Q.S.C

🔷 AAAA Records (IPv6)#

1 records   109ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a00:f48:1008::230:93:10 3600s srv-a-de.c-337.maxcluster.net AS47447 23M GmbH 2a00:f48:0:0:0:0:0:0/32 🇩🇪 Germany —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   424ms
TXT Record
google-site-verification=QZHgJj4mTHvoDCIk30dlWCbWw3TUaulhHC5ZJR4jHk0

✉️ 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 18:46:13
www62.113.230.93 2a00:f48:1008::230:93:10 (AS47447) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

197ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

126ms
FieldValue
Serial2025062501
Primary NS (MNAME)ns21.netronics.at
Responsible (RNAME)root@prefa.dk
Refresh7200s
Retry3600s
Expire7200s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-10 19:17:35
FieldValue
RegistrarNAMESHIELD
Registered2005-08-29
Expires2027-08-31 (314d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
136ms
A
136ms
MX
121ms
AAAA
109ms
TXT
424ms
CAA
99ms
HTTPS
133ms
TLSA
201ms
SOA
126ms
MTA-STS
150ms
DNSSEC
197ms
SRV
237ms
Total
2014ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-10 18:46:13 1489ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-22 06:48:09 3279ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-21 23:09:46 915ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 00:15:06 shown 2014ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-17 21:00:33 1940ms 3 NS 1 A 1 MX 🔓 Insecure
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