circl.lu website report
The Computer Incident Response Center Luxembourg (CIRCL) is a government-driven initiative designed to gather, review, report and respond to computer security threats and incidents. CIRCL is the CERT (Computer Emergency Response Team/Computer Security Incident Response Team) for the private sector, communes and non-governmental entities in Luxembourg.
Circl has an estimated value of $607.
Technology & Computing English
Last updated
LuxembourgKey facts about circl.lu
- Domain
- circl.lu
- Website name
- CIRCL » CIRCL -- Computer Incident Response Center Luxembourg -- CSIRT -- CERT
- Category
- Technology & Computing
- Estimated worth
- $607
- Global rank
- Not in public top-site lists
- Server location
Luxembourg- Email provider
- Self-hosted / other (cppy.circl.lu)
- Language
- English
- Data updated
How we estimate circl.lu's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $100Not in public top-site lists, so traffic is too low to model; only the domain age counts here.
- Activity value: $607Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (unknown) | $100 |
| Active website with metadata | +$150 |
| Substantial homepage content | +$150 |
| Email authentication (SPF) | +$50 |
| Security headers (44/100) | +$132 |
| IPv6 enabled | +$25 |
Revenue, sales or private analytics are not public and are not included. This is not an appraisal or a sale price.
On-page SEO
| Title | CIRCL » CIRCL -- Computer Incident Response Center Luxembourg -- CSIRT -- CERT 78 chars |
|---|---|
| Meta description | The Computer Incident Response Center Luxembourg (CIRCL) is a government-driven initiative designed to gather, review, report and respond to computer security threats and incidents. CIRCL is the CERT (Computer Emergency Response Team/Computer Security Incident Response Team) for the private sector, communes and non-governmental entities in Luxembourg. 353 chars |
| Meta keywords | None |
| Language | English |
| Response time | 0.64 s Fast |
Homepage structure
2 H1 headings found; one main H1 is usually recommended.
Technology & infrastructure
| CDN / proxy | None detected |
|---|---|
| Web server | Apache |
| Platform / language | Not disclosed |
| DNS provider | Unknown |
| Email provider | Self-hosted / other (cppy.circl.lu) |
| SPF record | v=spf1 mx a:cpb.circl.lu a:cpbb.circl.lu a:mail.mbox.lu a:mail1.mbox.lu a:mail2.mbox.lu ip4:185.194.93.129 ip4:185.194.93.18 ip4:149.13.33.0/25 ip4:185.194.94.153 ip6:2a00:5980::/48 ip4:5.196.95.45 ip4:185.194.93.215 ip6:2001:41d0:a:fe2d::1/128 ~all |
| IPv6 (AAAA) | Yes |
| CAA record | Yes |
Services verified in DNS
Google Search Console
Detected from TXT verification and SPF records published by the domain owner.
Domain name
| Extension | .lu — the country-code extension of Luxembourg |
|---|---|
| Name length | 5 characters Short |
| Hyphens / digits | No hyphen · no digits |
Security headers
Homepage answered HTTP 200 at https://circl.lu/ · checked Oct 23, 2026
- HTTPSThe homepage is served over an encrypted HTTPS connection.
- HTTP → HTTPS redirectVisitors typing http:// are redirected to the secure version.
- Strict-Transport-Security (HSTS)Not set: browsers may still try plain HTTP first.
- Content-Security-PolicyNot set: no restriction on which scripts may run.
- Clickjacking protectionNeither X-Frame-Options nor CSP frame-ancestors is set.
- X-Content-Type-OptionsNot set to nosniff.
- Referrer-PolicyNot set (browsers default to strict-origin-when-cross-origin).
- Permissions-PolicyNot set: browser features are not explicitly restricted.
- Software version disclosureNo software version numbers disclosed in headers.
Raw HTTP response headers
HTTP/2 200 last-modified: Wed, 21 Oct 2026 13:49:44 GMT etag: "45b4-65e5a050225e3-gzip" accept-ranges: bytes vary: Accept-Encoding content-encoding: gzip content-length: 4768 content-type: text/html date: Thu, 22 Oct 2026 23:51:22 GMT server: Apache
Hosting
| IP address | 185.194.93.14 |
|---|---|
| Location | Luxembourg |
| Server software | Apache |
Nameservers
| Host | IP | Country |
|---|---|---|
| ns-c.eurodns.eu | 192.174.68.110 |  Austria |
| ns-a.eurodns.com | 199.167.66.106 |  United States |
| ns-b.eurodns.org | 104.37.178.106 | United States |
| ns-d.eurodns.biz | 176.97.158.110 | Austria |
Domain registration (WHOIS)
| Registrar | Unknown |
|---|
Raw WHOIS record
% Access to RESTENA DNS-LU WHOIS information is provided to assist persons % in determining the content of a domain name registration record in the LU % registration database. The data in this record is provided by RESTENA DNS-LU % for information purposes only, and RESTENA DNS-LU does not guarantee its % accuracy. Compilation, repackaging, dissemination or other use of the % WHOIS database in its entirety, or of a substantial part thereof, is not % allowed without the prior written permission of RESTENA DNS-LU. % % By submitting a WHOIS query, you agree to abide by this policy. You acknowledge % that the use of the WHOIS database is regulated by the ACCEPTABLE USE POLICY % (http://www.dns.lu/en/support/domainname-availability/whois-gateway/), that you are aware of its % content, and that you accept its terms and conditions. % % You agree especially that you will use this data only for lawful purposes and % that you will not use this data to: % (1) allow, enable, or otherwise support the transmission of mass unsolicited, % commercial advertising or solicitations via e-mail (spam); or % (2) enable high volume, automated, electronic processes that apply to % RESTENA DNS-LU (or its systems). % % All rights reserved. % % WHOIS circl.lu %% Maximum query rate reached
DNS records
| Type | Host | Value | TTL |
|---|---|---|---|
| A | circl.lu | ip: 185.194.93.14 | 3596 |
| NS | circl.lu | target: ns-a.eurodns.com | 86400 |
| NS | circl.lu | target: ns-b.eurodns.org | 86400 |
| NS | circl.lu | target: ns-c.eurodns.eu | 86400 |
| NS | circl.lu | target: ns-d.eurodns.biz | 86400 |
| SOA | circl.lu | mname: ns-a.eurodns.com rname: hostmaster.eurodns.com serial: 2026071001 refresh: 43200 retry: 7200 expire: 1209600 minimum-ttl: 3600 | 3600 |
| MX | circl.lu | pri: 10 target: cppy.circl.lu | 3600 |
| TXT | circl.lu | txt: hqrmw544kfynt5qbmqjyyxdgvkw5sxv7 | 3600 |
| TXT | circl.lu | txt: google-site-verification=lyDPcsTtOcU4ItMMMbNaZ8Mc_lOvLGwI2kcZCQL_KMU | 3600 |
| TXT | circl.lu | txt: _oj0a2malkm3jqtrky4varku73yaur4f | 3600 |
| TXT | circl.lu | txt: v=spf1 mx a:cpb.circl.lu a:cpbb.circl.lu a:mail.mbox.lu a:mail1.mbox.lu a:mail2.mbox.lu ip4:185.194.93.129 ip4:185.194.93.18 ip4:149.13.33.0/25 ip4:185.194.94.153 ip6:2a00:5980::/48 ip4:5.196.95.45 ip4:185.194.93.215 ip6:2001:41d0:a:fe2d::1/128 ~all | 3600 |
| AAAA | circl.lu | ipv6: 2a00:5980:93::14 | 3591 |
Show all 16 records
| CAA | circl.lu | flags: 0 tag: issue value: digicert.com | 3600 |
| CAA | circl.lu | flags: 0 tag: iodef value: mailto:[email protected] | 3600 |
| CAA | circl.lu | flags: 0 tag: issue value: letsencrypt.org | 3600 |
| CAA | circl.lu | flags: 0 tag: issuewild value: digicert.com | 3600 |
Websites similar to circl.lu
More alternatives on Similars.net →
circl.lu compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| circl.lu | — | $607 | — | Luxembourg |
| csirt.org | #17,472,895 | $381 | 2005 | United States |
| iriss.ie | #8,163,687 | $157 | — | United States |
| cert.fi | #1,100,236 | $1,180 | — |  Finland |
| hackforlab.com | #6,420,400 | $341 | 2013 | United States |
| cert-in.org.in | #97,667 | $20,630 | — |  India |
| hecfblog.com | #13,031,576 | $248 | 2015 | United States |
Questions about circl.lu
Where is circl.lu hosted?
Circl.lu's server (IP 185.194.93.14) is located in Luxembourg.
How much is circl.lu worth?
We estimate circl.lu is worth $607. This is an automated estimate based on the site's global traffic rank, domain age and observable activity signals (professional email, business services, security, CDN) — not a professional appraisal or a real sale price.
What email provider does circl.lu use?
According to its MX records, circl.lu receives email with Self-hosted / other (cppy.circl.lu). It publishes an SPF record to authenticate its outgoing mail.
What websites are similar to circl.lu?
Popular websites in the same category as circl.lu include csirt.org, iriss.ie, cert.fi, hackforlab.com, cert-in.org.in.
Own circl.lu? Add the badge
Shows your live global rank. To cite this report: “StatMemory, circl.lu website report, https://statmemory.com/circl.lu”.
StatMemory is not affiliated with circl.lu. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.