Last updated: September 2026
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syss.de Company Profile
SySS operates as a dedicated penetration testing firm, where experts systematically probe IT environments to detect security flaws. They perform detailed evaluations of software, hardware setups, and network configurations by attempting controlled breaches that mirror those of actual threats. The process involves careful analysis followed by recommendations for patching or redesigning elements to eliminate those risk…
Founded in 2006 (about 20 years ago), SySS is based in Tübingen, Germany. Its workforce is listed as between 51 and 200 employees. It was founded by Not Available. Its profile files it under Cybersecurity, with further tags for Information Technology, Penetration Testing and Service-Based. Products on record for it: Penetration Testing Services, Vulnerability Assessments and Security Training. Reported revenue is $8.3M (2025), and total funding is listed at Bootstrapped. Its tagline reads: "Ihr Experte für Penetrationstests".
- Sector
- Cybersecurity
- Headquarters
- Tübingen, Germany
- Founded
- 2006
- Employees
- 51-200
- Revenue
- $8.3M (2025)
- Funding
- Bootstrapped
- Founders
- Not Available
- Products
- Penetration Testing Services, Vulnerability Assessments, Security Training
syss.de Web Traffic Statistics
Key findings
- SySS (Cybersecurity) is ranked #309,418 worldwide in our September 2026 domain ranking, down 12,717 places from #296,701 in August 2026.
- It is estimated to receive about 9 visits a month from search, 100% of it organic, across 26 ranking keywords.
- Its AI visibility score is 92 out of 100 (grade A+), with a published llms.txt of 142 lines.
- Its last technical audit scored 92/100, with "Implement H1 Tags" the highest-priority fix.
| Month | Rank | Move |
|---|---|---|
| September 2026 | #309,418 | ▼ 12,717 |
| August 2026 | #296,701 | ▼ 626 |
| July 2026 | #296,075 | ▼ 10,669 |
| June 2026 | #285,406 | — |
| May 2026 | #285,406 | ▼ 136,440 |
| April 2026 | #148,966 | ▲ 82,596 |
| March 2026 | #231,562 | ▲ 66,898 |
| February 2026 | #298,460 | — |
What this company does
SySS operates as a dedicated penetration testing firm, where experts systematically probe IT environments to detect security flaws. They perform detailed evaluations of software, hardware setups, and network configurations by attempting controlled breaches that mirror those of actual threats. The process involves careful analysis followed by recommendations for patching or redesigning elements to eliminate those risk…
Our read on the site
The SEO health of syss.de is generally strong, with high performance and SEO scores indicating effective optimization. However, significant improvements can be made in on-page elements, particularly the absence of H1 tags and missing alt attributes for images, which could enhance search visibility and accessibility.
syss.de Traffic and Visitor Engagement
Search engines send syss.de an estimated 9 visits a month. Effectively all of it is organic — about 9 visits from unpaid results. Spread across 26 ranking keywords, that averages roughly 0.3 organic visits per keyword.
Monthly visits
9
Latest estimate
Change
No monthly history yet
It starts building from the first scan
Organic visits
9
100% of all traffic
Paid visits
0
No paid search detected
Organic vs paid
100%
0%
We don't hold a month-by-month history for this domain yet.
The traffic dashboard builds one from the first scan onwards.
syss.de AI Visibility
syss.de scores 92 out of 100 on our AI visibility scale, grade A+. It takes full marks for LLMS.txt, Crawlability and Structured data. The biggest gap is Company profile, at 19 of 25 points (6/8 core fields), worth 6 points if closed. It also loses points on SEO health (18/20).
Grade A+
Scored from this domain's own data — llms.txt, profile completeness, technical health, crawlability and structured data.
Present
6/8 core fields
92/100
robots ✓ · sitemap ✓
Detected
Fix these first
- → Complete your company profile so AI answers about you stay accurate.
syss.de LLMS.txt
The llms.txt on syss.de runs to 142 lines (6,597 characters) across 12 sections, last generated in March 2026. It introduces the site as "SySS - Penetration Testing & Cybersecurity Experts". It tells AI engines the business works in Cybersecurity, Information Technology and Penetration Testing. It describes 3 products, including Penetration Testing Suite, Vulnerability Scanner and Security Training Platform. Services it lists include Penetration Testing Services, Vulnerability Assessments, Security Training Workshops and Incident Response Planning. The audience it names is Businesses, IT Professionals, Corporate Decision Makers, aged 25-54 (Europe, Global). Technologies it mentions include HTTPS, Custom Security Tools, Cloud Infrastructure and Automated Testing Frameworks. The keywords it claims start with "penetration testing", "cybersecurity", "IT security" and "vulnerability assessment".
Status
Published
AI engines can read it
Lines
142
In the file
Size
6.6K
Characters
Sections
12
Updated Mar 24, 2026
What the file says
# SySS - Penetration Testing & Cybersecurity Experts ## About SySS is a leading penetration testing company based in Germany, specializing in identifying vulnerabilities within IT systems. They provide comprehensive security assessments to help organizations close security gaps before they can be exploited by malicious actors. With a focus on proactive security measures, SySS serves a diverse range of clients, ensuring their digital assets are safeguarded against emerging threats. Their expert team utilizes advanced methodologies and tools to deliver actionable insights for enhancing cybersecurity. **Areas of Work:** Cybersecurity, Information Technology, Penetration Testing ## Things to Remember - **Website:** https://syss.de - **Address:** Tübingen, Germany - **Contact:** [email protected] - **Phone:** Not Available - **Hours:** Mon-Fri: 9AM-5PM - **Timezone:** Europe/Berlin - **Currency:** EUR - **Company Type:** Private - **Employees:** 75 employees - **Revenue:** $8.3M - **Hiring Status:** Yes, actively hiring ## Products - **Penetration Testing Suite** (Contact for pricing): A comprehensive suite of tools and services for identifying and mitigating vulnerabilities in IT infrastructure. - **Vulnerability Scanner** (Contact for pricing): An automated tool to scan and detect security weaknesses in networks and applications. - **Security Training Platform** (Contact for pricin
Sections in the file
Areas of work
Keywords it claims
Technologies
Products it tells AI about
- Penetration Testing SuiteContact for pricing
- Vulnerability ScannerContact for pricing
- Security Training PlatformContact for pricing
Services it tells AI about
- Penetration Testing ServicesContact for quote
- Vulnerability AssessmentsContact for quote
- Security Training WorkshopsContact for quote
- Incident Response PlanningContact for quote
Competitors it names
Audience it targets
Businesses, IT Professionals, Corporate Decision Makers · 25-54 · Europe, Global
Company type
Private · actively hiring
syss.de Organic Keywords
Google lists syss.de for about 26 keywords, which together bring an estimated 9 organic visits a month.
Ranking keywords
26
Found in Google for this domain
Visits they bring
9
Estimated organic visits a month
Top ranking keywords
No ranked-keyword data cached for this domain yet.
Ranked Keywords pulls the full list on its first run.
What it ranks for
syss.de SEO Audit
The latest technical audit of syss.de scored 92 out of 100 overall. Accessibility is its weakest area at 87, while performance scores highest at 93. The audit makes 12 recommendations in all, and 3 of the 4 listed first are rated high priority or critical.
Overall
Excellent
SEO
Excellent
Performance
Excellent
Accessibility
Fix these first
- CriticalImplement H1 Tags
- HighAdd Alt Attributes to Images
- HighCreate a Content Strategy
- MediumOptimize Meta Descriptions
8 more recommendations, with the exact changes and the pages they apply to, are in the full report.
syss.de Competitors and Alternatives
SySS's company profile names www.pentest.com, www.securitylab.com and www.cybersecurityfirm.com as competitors. Its own llms.txt adds https://www.sec-consult.com, https://www.rapid7.com, https://www.trustwave.com, https://www.cybereason.com and https://www.cybintsolutions.com. Outside its market, the domains ranked closest to it in our worldwide ranking are 140online.com, warungslotfire.com, immaculata.edu and warungsmith.xyz.
syss.de Traffic by Country
Which markets this brand actually serves, and where the web links to it from.
Top customer markets
AI estimate · live webWe only measure visitor geography for domains whose analytics are connected to us. For everyone else this is read live from the web and shown as an estimate — never mixed in with the measured numbers.
No market breakdown available for this brand.
Where its backlinks come from
Measured. The country each linking site is hosted in — a real signal of which regions know this brand.
No backlink sample for this domain yet.
Backlink Analytics collects one on its first run.
syss.de Backlink Analytics
Who vouches for this domain. Strong, varied links are still the clearest signal of authority — to search engines and to AI engines that cite sources.
We haven't run a backlink crawl for syss.de yet, so there are no link counts to show. Backlink Analytics builds the profile on its first run and it appears here after that.
—
links on file
Companies ranked next to syss.de
Neighbours of #309,418 in our worldwide ranking — each with its own report.
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