duc-energy.dk

📜 Historical scan 2026-08-14 10:22:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

duc-energy.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was registered on 13 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.18 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by mx.netsite.dk. The zone is DNSSEC-signed and validates, publishes a 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 219ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.netsite.dk	185.224.16.200 2a0c:cc00:0:1648::53	ns1.netsite.dk ns1.netsite.dk	AS205206 Netsite A/S AS205206 Netsite A/S
ns2.netsite.eu	194.58.196.59 2a01:3f1:859::53	ns2.netsite.eu ns2.netsite.eu	AS8674 Netnod AB AS8674 Netnod AB
ns3.netsite.se	185.42.137.115 2a01:3f0:400::59	ns3.netsite.se ns3.netsite.se	AS8674 Netnod AB AS8674 Netnod AB

🌍 A Records#

1 records 233ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.224.18.18	4800s	webproxy.netsite.dk	AS205206	Netsite A/S	185.224.16.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 220ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mx.netsite.dk	185.224.16.170	mx.netsite.dk	AS205206 Netsite A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔶 Autoconfig	autoconfig.netsite.dk → 185.224.16.223

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 265ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	autodiscover.netsite.dk

📝 TXT Records#

1 records 433ms

TXT Record
v=spf1 include:spf.netsite.dk ~all

✉️ SPF#

Policy	Record (duc-energy.dk)
~all (soft fail)	v=spf1 include:spf.netsite.dk ~all

📨 DMARC#

Policy	Record (_dmarc.duc-energy.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-15 09:12:33

www	185.224.18.18 (AS205206) (address records, no CNAME)
www vs bare domain	Same network duc-energy.dk: 185.224.18.18 (AS205206) www.duc-energy.dk: 185.224.18.18 (AS205206)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

383ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026081301
Primary NS (MNAME)	ns1.netsite.dk
Responsible (RNAME)	hostmaster@netsite.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-05 15:38:13

Field	Value
Registrar	Netsite A/S
Registered	2019-12-13
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

219ms

233ms

220ms

AAAA

222ms

TXT

433ms

CAA

171ms

HTTPS

218ms

TLSA

144ms

SOA

0ms

MTA-STS

268ms

DNSSEC

383ms

SRV

265ms

Total

2964ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 09:12:33	621ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 16:41:25	628ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-05 15:28:02	507ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 15:17:22	388ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 14:57:56	1229ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 23:50:43	585ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-18 15:02:30	772ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-11 13:31:24	606ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-04 08:25:43	428ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 18:54:39	577ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 18:41:19	432ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-25 12:09:38	534ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-21 00:41:02	4340ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-14 10:22:27 shown	2964ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-10 06:48:49	927ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-06 11:01:05	986ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-04 09:45:11	785ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-23 17:35:46	714ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-16 11:07:56	688ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-13 06:06:52	2611ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 11:02:24	1893ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-01 03:12:57	630ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 10:30:29	1661ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 22:32:07	1849ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 04:55:41	567ms	3 NS 1 A 1 MX	🔒 Secure