AboutUsThe independent trust record for every website

Website report snapshot

ctssn.com

Ctssn.com hosts a free, self-paced UNIX and Linux tutorial aimed at absolute beginners, structured as a 10-lesson course designed to take learners from no experience to a working "expert" level. The site covers core topics including the command line, file permissions, and the Vi editor, and is offered entirely in English at no cost.

Snapshot, source dates, owner status, findings and Watch details

After sending: Start DNS proof

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AboutUs report for ctssn.com
Unclaimed. No owner has verified domain control for this profile yet. Crawler and archive evidence remain visible, and official facts should be submitted through review.
Website report: review outstanding findings
The 74/100 report has outstanding findings. Review their evidence and scope; a technical issue or review hold does not by itself establish fraud.
Report: https://aboutus.com/ctssn.com/report
Optional AboutUs Watch: $4.99 USD per website / month, plus applicable tax. Track observed homepage text, visual and DNS changes with dated evidence and an optional weekly email brief.
Watch details: https://aboutus.com/plans?profile=ctssn.com

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Report summary

Urgent owner action

Resolve high-priority trust, verification, or visibility issues before treating this profile as launch-ready.

1 high2 medium0 low

Report score

74/100

Owner action needed

Launch state

Search eligible

Eligible for launch indexing

Owner status

Claimable

No owner has verified domain control for this profile yet. Crawler and archive evidence remain visible, and official facts should be submitted through review.

Search visibility

Indexable public profile

This crawler-backed profile passed the public publication gate.

Can I trust this site?

Sourced website trust answer

Website report: review outstanding findings

The 74/100 report has outstanding findings. Review their evidence and scope; a technical issue or review hold does not by itself establish fraud.

Facts, not verdicts. AboutUs shows sourced signals and the next owner action; it is not a scam label.

Evidence basis

Authority not scored yet · Clear

Source freshness: 78 days old

Trust signals

2 need attention

Live website checks are useful, but at least one public trust signal needs follow-up before stronger promotion.

Freshness

78 days old

Watch live trust signals

Ownership

Unclaimed

Submit the owner request and prove control with a DNS TXT record for this domain.

Next step

Claim this profile

Submit the owner request and prove control with a DNS TXT record for this domain.

Authority and safety snapshot

Authority and safety signals are useful with limits

This report combines public evidence source, live checks, freshness, and ownership status so readers can evaluate the website without treating the score as a popularity rank.

Authority —ClearCoverage shown; confidence not calibrated

Authority basis: Strong profile signal; AI-enriched legacy archive profile; crawler quality is 87/100. No authority score is published yet from report-derived and stored evidence inputs. External evidence used: Open PageRank, RDAP age, DMARC, MX. Missing external inputs: Tranco rank, Threat feed.
Safety band: Clear · Safety 90/100; 2 live trust signals need review. Model band: Clear. New or unclaimed status is not treated as unsafe by itself.

Evidence used now

Score source

Shared v2 model

The report uses the same stored-input model as the profile and directory. Its score, band, reasons and coverage come from that model together.

Score basis

High-priority action cap

High-priority findings below are holding this score down. Resolving them raises it.

Trust checks

Current public signals checked for this report.

DNSgood

2 records

The domain resolves through public DNS.

Source: AboutUs public DNS lookup

HTTPSgood

Reachable

The website responded over HTTPS. Checked HTTPS host: ctssn.com.

Source: AboutUs live HTTPS response

HTTPS destinationunknown

ctssn.com

HTTPS request for ctssn.com ended at ctssn.com. This host is within the profile domain. This records the response destination, not an HTML canonical declaration or a configuration diagnosis.

Source: AboutUs live HTTPS response

Page metadatawatch

No title found

AboutUs could not find a meta description in the first page response.

Source: AboutUs live HTTPS response

Security headersmissing

0/3 present

Checks for HSTS, Content-Security-Policy, and X-Frame-Options headers.

Source: AboutUs live HTTPS response

Breach historygood

No breaches on record

Have I Been Pwned has no catalogued breaches for this domain. Absence of a record is not a guarantee that no breach occurred.

Source: Have I Been Pwned

Report findings

What should improve before this profile becomes a stronger launch or owner asset.

mediumOwner must doNo verified owner controls this profile
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The website owner needs to prove domain control with DNS before AboutUs treats owner facts as official.
Unlocks: Owner-controlled edits, verified status, stronger launch confidence, and paid owner setup.
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mediumShared fixPage metadata
AboutUs could not find a meta description in the first page response.
Recheck and monitor
AboutUs can keep monitoring this signal, but the website owner may need to correct the underlying public site configuration.
Unlocks: Better public confidence and a clearer owner action path.

Owner roadmap

The recommended path from public report to verified owner value.

1Claim and verify your domain for freeNextOwner access stays free. Complete DNS proof before subscribing to monitoring for this domain.Submit factual corrections for review and keep the public record accurate.Claim profile
2Review: No verified owner controls this profileLaterClaim and verify this profile to turn public crawler data into an owner-confirmed trust record.Check the evidence and submit a correction when the report is inaccurate.Suggest corrected facts

ctssn.com

Urgent owner action

Website report: review outstanding findings

Authority and safety signals are useful with limits

Trust checks

Report findings

Owner roadmap

Urgent owner action

Website report: review outstanding findings

Authority and safety signals are useful with limits

Trust checks

Names that resemble this domain

Report findings

Owner roadmap

Claim the report

Optional website monitoring

Names that resemble this domain