radonhuset.dk

📜 Historical scan 2026-06-18 09:00:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

radonhuset.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 22 November 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt2.aspmx.l.google.com and 1 more. The zone is not DNSSEC-signed, 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#

4 records 231ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 227ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.154	—	linux138.unoeuro.com	AS48854	—	—	—	—

📧 MX Records#

3 records 221ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c03::1a	rd-in-f26.1e100.net rc-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	—	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.103.154
🔶 Autoconfig	94.231.103.154

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 326ms

TXT Record
google-gws-recovery-domain-verification=41200089
pc2f2cqcc361lhvrch324n3aje
v=spf1 ip4:152.115.36.112 ip4:94.231.103.245 +a +mx include:_spf.google.com ~all

✉️ SPF#

Policy	Record (radonhuset.dk)
~all (soft fail)	v=spf1 ip4:152.115.36.112 ip4:94.231.103.245 +a +mx include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.radonhuset.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-11 19:28:45

www CNAME	radonhuset.dk (all on radonhuset.dk) → 94.231.103.154 (AS48854)
www vs bare domain	Same network radonhuset.dk: 94.231.103.154 (AS48854) www.radonhuset.dk: 94.231.103.154 (AS48854)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

233ms

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

🏷️ SOA#

155ms

Field	Value
Serial	2026010900
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-19 14:11:38

Field	Value
Registrar	Simply.com A/S
Registered	2009-11-22
Expires	2026-11-30 (40d)

🔗 Same registrant#

11 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
affugte.dk	Simply.com A/S
agx-shop.dk	Simply.com A/S
altomradon.dk	Simply.com A/S
dosimeter.dk	Simply.com A/S
fjern-skimmelsvamp.dk	Simply.com A/S
radon-måling.dk	Simply.com A/S
radonanalyse.dk	Simply.com A/S
radontryghed.dk	Simply.com A/S
skimmel-svamp.dk	Simply.com A/S
skimmelsvamptest.dk	Simply.com A/S
test-radon.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

231ms

227ms

221ms

AAAA

219ms

TXT

326ms

CAA

152ms

HTTPS

153ms

TLSA

107ms

SOA

155ms

MTA-STS

156ms

DNSSEC

233ms

SRV

217ms

Total

958ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 03:05:03	502ms	4 NS 1 A 3 MX	🔓 Insecure
2026-10-02 04:04:56	720ms	4 NS 1 A 3 MX	🔓 Insecure
2026-09-30 03:48:51	591ms	4 NS 1 A 3 MX	🔓 Insecure
2026-09-29 15:06:35	1628ms	4 NS 1 A 3 MX	🔓 Insecure
2026-09-26 09:35:41	691ms	4 NS 1 A 3 MX	🔓 Insecure
2026-08-27 20:18:25	9618ms	4 NS 1 A 3 MX	🔓 Insecure
2026-08-26 16:41:26	9643ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-28 04:49:07	905ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-26 08:14:39	759ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-26 03:18:59	1794ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-24 12:13:16	1450ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-24 00:17:28	901ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 09:00:04 shown	958ms	4 NS 1 A 3 MX	🔓 Insecure