bu-energy.dk

📜 Historical scan 2026-06-16 17:38:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bu-energy.dk is a .dk domain served by 3 nameservers (ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de). It was registered on 14 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.47.237.137 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by www483.your-server.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 427ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.second-ns.com	—	—	—
ns1.your-server.de	—	—	—
ns3.second-ns.de	—	—	—

🌍 A Records#

1 records 412ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.47.237.137	—	www483.your-server.de	AS24940	Hetzner Online GmbH	78.46.0.0/15	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 429ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	www483.your-server.de	78.47.237.137	www483.your-server.de	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 757ms

TXT Record
v=spf1 +a +mx ?all

✉️ SPF#

Policy	Record (bu-energy.dk)
?all (neutral)	v=spf1 +a +mx ?all

📨 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 18:41:51

www	78.47.237.137 (AS24940) (address records, no CNAME)
www vs bare domain	Same network bu-energy.dk: 78.47.237.137 (AS24940) www.bu-energy.dk: 78.47.237.137 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

600ms

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

🏷️ SOA#

423ms

Field	Value
Serial	2026010900
Primary NS (MNAME)	ns1.your-server.de
Responsible (RNAME)	postmaster@your-server.de
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-07 15:19:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-03-14
Expires	2027-03-13 (138d)

📋 WHOIS#

⏱️ Lookup Timing#

427ms

412ms

429ms

AAAA

451ms

TXT

757ms

CAA

416ms

HTTPS

441ms

TLSA

663ms

SOA

423ms

MTA-STS

464ms

DNSSEC

600ms

SRV

0ms

Total

2460ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-23 22:17:20	3001ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 21:18:13	1019ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 16:27:21	907ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 17:44:45	1448ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 17:38:10 shown	2460ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 17:31:01	557ms	3 NS 1 A 1 MX	🔓 Insecure