biostack.dk

📜 Historical scan 2026-08-04 08:37:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

biostack.dk is a .dk domain served by 2 nameservers (ns1.azehosting.net, ns2.azehosting.net). It was registered on 3 August 2026 (WHOIS) and first appeared in the .dk zone on 4 August 2026. Its website address 46.4.208.59 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by biostack.dk. The zone is not DNSSEC-signed, publishes a 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#

2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.azehosting.net	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.azehosting.net	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.4.208.59	3600s	pro02.azehosting.net	AS24940	Hetzner Online GmbH	46.4.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	biostack.dk	2a01:4f8:2b03:11b0::2 46.4.208.59	pro02.azehosting.net pro02.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 67ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2b03:11b0::2	3600s	pro02.azehosting.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 306ms

TXT Record
v=spf1 +a +mx +ip4:46.4.208.59 include:spf.azehosting.net ~all

✉️ SPF#

Policy	Record (biostack.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:46.4.208.59 include:spf.azehosting.net ~all

📨 DMARC#

Policy	Record (_dmarc.biostack.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-03 14:45:44

www CNAME	biostack.dk (all on biostack.dk)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.biostack.dk	8qV40oVz0VNgpwan0kTP4RyDnpKesoF8z_t8ZaIaZdA

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9060ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026080307
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	server-admin@azehosting.net
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-03 15:27:42

Field	Value
Registrar	1API GmbH
Registered	2026-08-03
Expires	2027-08-02 (288d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

44ms

AAAA

67ms

TXT

306ms

CAA

67ms

HTTPS

65ms

TLSA

70ms

SOA

0ms

MTA-STS

74ms

DNSSEC

9060ms

SRV

69ms

Total

9621ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 14:45:44	782ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 14:33:13	674ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 06:08:08	9545ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-06 10:52:54	797ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-04 08:37:48 shown	9621ms	2 NS 1 A 1 MX	🔓 Insecure