solarheatnet.dk

Records from scan: 2026-09-07 09:48:58 · 3891ms total · last checked 2026-10-20 00:35 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

solarheatnet.dk is a .dk domain served by 3 nameservers (ns3.firstfind.nl, ns4.firstfind.nl, ns5.firstfind.net). It was registered on 25 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.157.87.204 is hosted by Your Hosting B.V. (AS48635) in The Netherlands. Mail is handled by primary.yourfilter.nl, fallback.yourfilter.nl. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 495ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.firstfind.nl	2a01:b940:1057::53 5.157.86.222	ns3.firstfind.nl ns3.firstfind.nl	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.
ns4.firstfind.nl	2a01:b940:1057::54 5.157.87.222	— ns4.firstfind.nl	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.
ns5.firstfind.net	178.128.248.2 2a03:b0c0:2:d0::1183:f001	ns5.firstfind.net ns5.firstfind.net	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC

🌍 A Records#

1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.157.87.204	14400s	redirect.yourhosting.nl	AS48635	Your Hosting B.V.	5.157.80.0/21	🇳🇱 The Netherlands	—

📧 MX Records#

2 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	primary.yourfilter.nl	185.103.241.20 185.103.241.21 185.103.241.22 185.103.241.23 185.103.241.25 185.223.33.23 185.223.33.24 185.223.33.27 185.223.33.28 185.223.33.29 185.223.33.30 2a01:b941:2::23 2a01:b941:2::24 2a01:b941:2::25 2a01:b941:2::26 2a01:b941:2::27 2a01:b941:2::28 2a01:b941:2::29 2a01:b941:2::30 2a05:1500:702:9:1c00:2aff:fe00:5554 2a05:1500:702:9:1c00:7fff:fe00:5556 2a05:1500:702:9:1c00:a3ff:fe00:5558 2a05:1500:702:9:1c00:a5ff:fe00:5553 2a05:1500:702:9:1c00:f0ff:fe00:5555	se27-yh.route25.eu se28-yh.route25.eu se29-yh.route25.eu se30-yh.route25.eu se26-yh.route25.eu se23-yh.route25.eu se22-yh.route25.eu se19-yh.route25.eu se18-yh.route25.eu se17-yh.route25.eu se16-yh.route25.eu se23-yh.route25.eu se22-yh.route25.eu se21-yh.route25.eu se20-yh.route25.eu se19-yh.route25.eu se18-yh.route25.eu se17-yh.route25.eu se16-yh.route25.eu se28-yh.route25.eu se30-yh.route25.eu se26-yh.route25.eu se27-yh.route25.eu se29-yh.route25.eu	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.
20	14400s	fallback.yourfilter.nl	185.103.241.22 185.103.241.23 185.223.33.23 185.223.33.25 185.223.33.26 185.223.33.27 185.223.33.30 2a01:b941:2::23 2a01:b941:2::24 2a01:b941:2::28 2a01:b941:2::29 2a01:b941:2::30 2a05:1500:702:9:1c00:7fff:fe00:5556 2a05:1500:702:9:1c00:f0ff:fe00:5555	se29-yh.route25.eu se30-yh.route25.eu se23-yh.route25.eu se21-yh.route25.eu se20-yh.route25.eu se19-yh.route25.eu se16-yh.route25.eu se23-yh.route25.eu se22-yh.route25.eu se18-yh.route25.eu se17-yh.route25.eu se16-yh.route25.eu se30-yh.route25.eu se29-yh.route25.eu	AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V. AS48635 Your Hosting B.V.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	5.157.87.204
🔶 Autoconfig	server117.yourhosting.nl → 185.37.70.78

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1718ms

TXT Record
v=spf1 a mx include:_spf.yourfilter.nl -all

✉️ SPF#

Policy	Record (solarheatnet.dk)
-all (hard fail)	v=spf1 a mx include:_spf.yourfilter.nl -all

📨 DMARC#

Policy	Record (_dmarc.solarheatnet.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#

checked 2026-10-15 22:52:57

www CNAME	solarheatnet.dk (all on solarheatnet.dk) → 5.157.87.204 (AS48635)
www vs bare domain	Same network solarheatnet.dk: 5.157.87.204 (AS48635) www.solarheatnet.dk: 5.157.87.204 (AS48635)
Wildcard	Yes: any name under the zone resolves

✍️ 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: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

86ms

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	2022022501
Primary NS (MNAME)	ns3.firstfind.nl
Responsible (RNAME)	hostmaster\@firstfind@nl
Refresh	16384s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	14400s

📋 Registration#

WHOIS fetched 2026-10-09 19:14:39

Field	Value
Registrar	Realtime Register B.V.
Registered	2022-02-25
Expires	2027-02-24 (126d)

📋 WHOIS#

⏱️ Lookup Timing#

495ms

56ms

46ms

AAAA

77ms

TXT

1718ms

CAA

59ms

HTTPS

1395ms

TLSA

134ms

SOA

0ms

MTA-STS

618ms

DNSSEC

86ms

SRV

2048ms

Total

3891ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-07 09:48:58 shown	3891ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-28 07:18:12	3411ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-25 16:01:13	2720ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-17 13:17:23	5217ms	3 NS 1 A 2 MX	🔓 Insecure