prefa.dk

📜 Historical scan 2026-06-17 21:00:33 · ← 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 59ms

Nameserver	IP addresses	PTR	ASN / 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 174ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
62.113.230.93	—	srv-a-de.c-337.maxcluster.net	AS47447	23M GmbH	62.113.192.0/18	🇩🇪 Germany	—

📧 MX Records#

1 records 137ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx.prefa.dk	212.70.96.86	—	AS48728 Vodafone Qatar P.Q.S.C

🔷 AAAA Records (IPv6)#

1 records 68ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:f48:1008::230:93:10	—	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 270ms

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

www	62.113.230.93 2a00:f48:1008::230:93:10 (AS47447) (address records, no CNAME)
www vs bare domain	Same network prefa.dk: 62.113.230.93 2a00:f48:1008::230:93:10 (AS47447) www.prefa.dk: 62.113.230.93 2a00:f48:1008::230:93:10 (AS47447)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

247ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

134ms

Field	Value
Serial	2025062501
Primary NS (MNAME)	ns21.netronics.at
Responsible (RNAME)	root@prefa.dk
Refresh	7200s
Retry	3600s
Expire	7200s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 19:17:35

Field	Value
Registrar	NAMESHIELD
Registered	2005-08-29
Expires	2027-08-31 (314d)

📋 WHOIS#

⏱️ Lookup Timing#

59ms

174ms

137ms

AAAA

68ms

TXT

270ms

CAA

186ms

HTTPS

59ms

TLSA

302ms

SOA

134ms

MTA-STS

168ms

DNSSEC

247ms

SRV

351ms

Total

1940ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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	2014ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 21:00:33 shown	1940ms	3 NS 1 A 1 MX	🔓 Insecure