radon-stop.dk is a .dk domain served by 2 nameservers (amit.ns.cloudflare.com, bonnie.ns.cloudflare.com). It was registered on 5 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.134.42 is hosted by Cloudflare, Inc. (AS13335) in United States. Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 162.159.134.42 | 300s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | 🇺🇸 United States | — |
| 162.159.135.42 | 300s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.simply.com | 94.231.103.108 94.231.106.20 |
mx.simply.com mx.simply.com |
AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 162.159.135.42 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:7::a29f:862a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/43 | 🇺🇸 United States | San Francisco |
| 2606:4700:7::a29f:872a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/43 | 🇺🇸 United States | San Francisco |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| google-site-verification=XCflndKrGBQ_DenQ5s7mp8PmC_hndl-kKH1qcdGfQbU |
| klaviyo-site-verification=XsHDLR |
| v=spf1 include:spf.simply.com -all |
| Policy | Record (radon-stop.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.radon-stop.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:7f2fe172e81f4d598e63240b2cf472be@dmarc-reports.cloudflare.net |
| www CNAME | radonstopdk.hosting.kinsta.cloud (all on kinsta.cloud) |
| www vs bare domain | Same network radon-stop.dk: 162.159.134.42 162.159.135.42 2606:4700:7::a29f:862a 2606:4700:7::a29f:872a (AS13335) www.radon-stop.dk: 162.159.134.42 162.159.135.42 2606:4700:7::a29f:862a 2606:4700:7::a29f:872a (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.radon-stop.dk | radon-stop.dk.kinstavalidation.app |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 4B949F05A63FED95FC94B3A83DD70167… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2417619001 |
| Primary NS (MNAME) | amit.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2017-10-05 |
| Expires | 2032-10-31 (2200d) |
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 |
|---|---|
| bollebutikken.dk | Simply.com A/S |
| thebiglebergski.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 00:20:08 shown | 796ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-17 06:02:07 | 491ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-16 05:48:29 | 510ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 13:48:28 | 9473ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-15 04:26:20 | 1390ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 19:14:28 | 718ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-30 10:45:07 | 652ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-14 12:43:53 | 8741ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 20:08:11 | 3389ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 19:30:43 | 856ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 18:57:47 | 1093ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 00:13:52 | 923ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 06:12:31 | 895ms | 2 NS 1 A 1 MX | 🔓 Insecure |