Alternatives to rfk.cz
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rfk.cz is registered with REG-WEDOS and is hosted on AS20473 in United Kingdom. Its SSL certificate from Let's Encrypt is valid until 21 Nov 2026, and the site does not support HTTP/3.
On-page basics for the homepage.
Networks cache previews — changes can take time to show.
What security vendors and the WOT community say about this domain.
1 of 5 protections set up
No SPF record: any server can send mail that claims to come from this domain.
—Signs outgoing mail so receivers can verify it.
selector dkim._domainkeyNo DMARC policy: receivers aren’t told what to do with mail that fails SPF and DKIM.
—Forces encrypted delivery between mail servers.
—Shows the brand logo in supporting inboxes. Optional; needs DMARC enforcement.
—Read from the domain's public DNS records.
0 of 6 recommended headers
The page is served over plain HTTP, so HTTPS can’t be enforced.
Limits where scripts can load from — the main defence against XSS.
Stops the site being framed for clickjacking.
Prevents browsers guessing file types.
Which AI crawlers this site allows, and whether it publishes an llms.txt.
llms.txt is an optional guide some sites publish for AI assistants — it is not a ranking factor.
Pages and files that show who runs the site and how it handles data.
What loads and tracks visitors when the homepage opens.
Running a full browser scan of the homepage… This takes about a minute.
Internet standards that make a site faster and safer.
The path from a typed address to the final page.
365 similar domains registered in the last 90 days — possible typosquatting or phishing.
| Domain | Why it’s similar | Registered | Status | Report |
|---|---|---|---|---|
| frk.jp | Typo | 19 Oct 2026 | Checking… | Report → |
| frk.kz | Typo | 19 Oct 2026 | Checking… | Report → |
| rkf.si | Typo | 11 Oct 2026 | Checking… | Report → |
| rfk.rest | Other extension | 23 Sept 2026 | Checking… | Report → |
| frk.org.pl | Typo | 19 Sept 2026 | Checking… | Report → |
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is rfk.cz’s name taken on other extensions?
Every IP address rfk.cz resolves to, and where it's hosted.
| Host | IPv4 address | TTL |
|---|---|---|
| rfk.cz | 209.250.224.249 | 3600 |
| Host | Mail server | TTL |
|---|---|---|
| rfk.cz | 10 mail.parktons.com | 3600 |
| Host | Name server | TTL |
|---|---|---|
| rfk.cz | beta1.rdrhost.com | 3600 |
| rfk.cz | beta2.rdrhost.com | 3600 |
| Host | Start of authority | TTL |
|---|---|---|
| rfk.cz | ns.parktons.com root.parktons.com 2617179285 86400 7200 1209600 1800 | 3600 |
| Host | Value | TTL |
|---|---|---|
| rfk.cz | visit.keznews.com | 3600 |
Other domains served from 209.250.224.249. Normal for shared hosting and CDNs.
No reviews yet. Used rfk.cz? Be the first to say how it went.
Reviews are from CubDomain users and are separate from the security verdicts above.
Common questions, answered from this report's data.
rfk.cz has no community safety rating yet. Its SSL certificate is valid until 21 Nov 2026. See Security →
rfk.cz is registered through REG-WEDOS. The public WHOIS record shows the registrant’s details. See WHOIS →
rfk.cz is served from 1 IP address, mainly on AS20473 in United Kingdom. See Hosting →
Raw registry data for rfk.cz. May be redacted by privacy services.
% (c) 2006-2021 CZ.NIC, z.s.p.o. % % Intended use of supplied data and information % % Data contained in the domain name register, as well as information % supplied through public information services of CZ.NIC association, % are appointed only for purposes connected with Internet network % administration and operation, or for the purpose of legal or other % similar proceedings, in process as regards a matter connected % particularly with holding and using a concrete domain name. % % Full text available at: % http://www.nic.cz/page/306/intended-use-of-supplied-data-and-information/ % % See also a search service at http://www.nic.cz/whois/ % % % Whoisd Server Version: 3.15.0 % Timestamp: Sat Nov 07 10:16:02 2026 domain: rfk.cz registrant: PER000005684-ZONER nsset: WEDOS-SKH-615200 registrar: REG-WEDOS registered: 30.07.2020 10:27:42 changed: 28.09.2026 14:26:07 expire: 30.07.2027 contact: PER000005684-ZONER name: Otakar Šimon address: Nevanova 1059 address: Praha 17 address: 16300 address: CZ phone: +420.602811367 e-mail: [email protected] registrar: REG-WEDOS created: 29.08.2004 02:45:00 changed: 17.10.2024 11:40:02 nsset: WEDOS-SKH-615200 nserver: beta1.rdrhost.com nserver: beta2.rdrhost.com tech-c: PER000005684-ZONER registrar: REG-WEDOS created: 05.07.2024 10:50:47 changed: 13.02.2026 15:39:47
The first response from http://www.rfk.cz, before any redirect: caching, server and policy headers.
Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with rfk.cz. Data is collected independently from public sources and some figures are estimates, provided for information only.
Controls how much of the URL is shared with other sites.
Restricts camera, microphone and other browser features.
From the homepage's response, http://rfk.cz/
Spam and malware blocklists for the site's IP and mail servers.
When the site first appeared, and what has changed since.
No changes seen since we started recording on 7 Nov 2026.
Found in public certificate transparency logs.
Searching the certificate transparency logs… This can take up to a minute.