Website report snapshot
Bücher und Beispiele zum C51-Compiler
Report summary
Resolve high-priority trust, verification, or visibility issues before treating this profile as launch-ready.
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 answerThe 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: 66 days old
Trust signals
1 need attention
Live website checks are useful, but at least one public trust signal needs follow-up before stronger promotion.
Freshness
66 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
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.
Evidence used now
Score source
Shared v2 modelThe 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.
Current public signals checked for this report.
1 record
The domain resolves through public DNS.
Source: AboutUs public DNS lookup
Not reachable
fetch failed The checked HTTPS hostname is unavailable in this result.
Source: AboutUs live HTTPS response
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
What should improve before this profile becomes a stronger launch or owner asset.
Claim and verify this profile to turn public crawler data into an owner-confirmed trust record.
Verify ownership
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.
Start owner claimfetch failed
Fix owner-side trust issue
The owner or site operator likely needs to fix the live website signal; AboutUs can recheck and record recovery.
What the correction form will prefill
Finding: HTTPS
Official and evidence URL start as https://c51.de; owners can replace the evidence URL with a deeper source page.
The review note includes this finding plus the ranked report context.
Unlocks: Removes a high-priority report blocker and makes claim follow-up or checkout safer.
Suggest a correctionThe recommended path from public report to verified owner value.
Safety model
90/100 · ClearCoverage shown; confidence not calibrated; Safety is 90/100 and current band is Clear.
External popularity
Open PageRank 1.7/10Popularity evidence is attached as context, not as a guarantee of safety.
Domain age evidence
Not attachedRDAP age is not attached yet, so new-domain and maturity context is limited.
Threat-feed coverage
No unexpired threat-feed result; name-similarity check available (recorded about 25 days ago); 3/3 transport and email checks available (oldest recorded about 25 days ago).Coverage follows the displayed model and its current-source checks; unknown inputs are not clean results.
Last authority refresh
Aug 17, 2026Stored authority columns include a refresh timestamp for this profile.
Recommended authority action
Prove domain control so the site owner can improve facts and attach owner intent to this profile.
Outcome: Turns crawler-only evidence into an owner-controlled record.
Start owner claimThis is not a fraud verdict or PageRank score. It is an AboutUs signal summary based on current report-derived signals, live checks, ownership, freshness, and evidence source.
Authority includes Open PageRank data.
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.
Claiming, DNS verification and factual corrections remain free. Monitoring records changes; it does not improve scores or guarantee safety.