biosynth.dk

📜 Historical scan 2026-06-16 14:38:42  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

biosynth.dk is a .dk domain served by 3 nameservers (ns.udag.de, ns.udag.net, ns.udag.org). It was registered on 20 December 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 149.126.4.74 is hosted by cyon AG (AS47302) in Switzerland. Mail is handled by mx00.udag.de, mx01.udag.de. The zone is not DNSSEC-signed, 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   43ms
NameserverIP addressesPTRASN / ISP
ns.udag.de — — —
ns.udag.net — — —
ns.udag.org — — —

🌍 A Records#

1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
149.126.4.74 — s065.cyon.net AS47302 cyon AG 149.126.0.0/21 🇨🇭 Switzerland —

📧 MX Records#

2 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx00.udag.de 62.146.106.39 mx00.udag.de AS15598 NorthC Deutschland GmbH
20 — mx01.udag.de 62.146.106.40 mx01.udag.de AS15598 NorthC Deutschland GmbH

🔷 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 2026-10-09 10:57:48
www149.126.4.74 (AS47302) (address records, no CNAME)
www vs bare domainSame network
biosynth.dk: 149.126.4.74 (AS47302)
www.biosynth.dk: 149.126.4.74 (AS47302)
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

110ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

36ms
FieldValue
Serial2021020900
Primary NS (MNAME)ns.udag.de
Responsible (RNAME)hostmaster@united-domains.de
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-09 14:10:49
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2005-12-20
Expires2026-12-31 (72d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
46ms
MX
38ms
AAAA
41ms
TXT
228ms
CAA
41ms
HTTPS
36ms
TLSA
103ms
SOA
36ms
MTA-STS
58ms
DNSSEC
110ms
SRV
0ms
Total
588ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 10:57:48 1100ms 3 NS 1 A 2 MX 🔓 Insecure
2026-08-24 21:19:19 9578ms 3 NS 1 A 2 MX 🔓 Insecure
2026-07-02 01:39:37 911ms 3 NS 1 A 2 MX 🔓 Insecure
2026-06-16 14:38:42 shown 588ms 3 NS 1 A 2 MX 🔓 Insecure
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