Is x509.top safe?
http://x509.top/
Coveragestrong2 of 4 applicable core capabilities
Landing page that funnels visitors to external anti-censorship and DNS tools on unverified domains.
x509.top presents itself as a simple gateway offering an 'Anti-block Login' link and DNS-over-HTTPS setup instructions. It immediately directs users to xxb999.com and down.8dy.app, both of which lack verifiable registration or ownership details.
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Where this site sits
- Dangerous1–20
- High Risk21–44
- Moderate Risk45–69
- Low Risk70–84
- Safe85–100
The score combines saved evidence strength and analysis quality. Coverage is reported separately.
01 · Investigation Brief
Investigation Brief
x509.top presents itself as a simple gateway offering an 'Anti-block Login' link and DNS-over-HTTPS setup instructions. It immediately directs users to xxb999.com and down.8dy.app, both of which lack verifiable registration or ownership details.
Cross-domain referral pattern
The page contains a prominent '防屏蔽登录页' (anti-block login page) link that points to https://xxb999.com.
A second section promotes 'DNS 加密解析' (DNS encrypted resolution) and 'DNS-over-HTTPS' configuration, linking to down.8dy.app.
Technical observations
The site displays a 'slide to verify' captcha before allowing navigation, a common traffic-filtering technique.
the browser threat feed currently returns no threat warning for the domain.
Operator and destination risk
The operator provides no business name, contact information, or legal disclosures.
xxb999.com has no verifiable ICP registration, indicating operation outside regulated channels.
Why the score is 62
Primary CTAs lead to xxb999.com and down.8dy.app without disclosed ownership. Coverage remains separate so missing sources cannot be mistaken for clean results.
02 · Security Evidence
Security evidence
Antivirus Engines
1/ 95
detectionsSaved result - stale
1 engine flagged this URL
Every saved adverse engine is listed below. The full provider matrix remains available for audit.
- Malicious
- 0
- Suspicious
- 1
- Total
- 95
| Engine | Finding |
|---|---|
| TrustwaveSuspicious | suspicious |
All 95 engine results
- Trustwave - suspicious - Suspicious
- 0xSI_f33d - unrated - Clean
- Abusix - clean - Clean
- Acronis - clean - Clean
- ADMINUSLabs - clean - Clean
- AILabs (MONITORAPP) - clean - Clean
- AlienVault - clean - Clean
- alphaMountain.ai - clean - Clean
- AlphaSOC - unrated - Clean
- Antiy-AVL - clean - Clean
- ArcSight Threat Intelligence - unrated - Clean
- Artists Against 419 - clean - Clean
- AutoShun - unrated - Clean
- benkow.cc - clean - Clean
- Bfore.Ai PreCrime - unrated - Clean
- BitDefender - clean - Clean
- Bkav - unrated - Clean
- BlockList - clean - Clean
- Blueliv - clean - Clean
- Certego - clean - Clean
- Chong Lua Dao - clean - Clean
- CINS Army - clean - Clean
- Cluster25 - unrated - Clean
- CMC Threat Intelligence - clean - Clean
- CRDF - clean - Clean
- Criminal IP - clean - Clean
- CSIS Security Group - unrated - Clean
- Cyan - unrated - Clean
- Cyble - clean - Clean
- CyRadar - clean - Clean
- desenmascara.me - clean - Clean
- DNS8 - clean - Clean
- Dr.Web - clean - Clean
- EmergingThreats - clean - Clean
- Emsisoft - clean - Clean
- Ermes - unrated - Clean
- ESET - clean - Clean
- ESTsecurity - clean - Clean
- Feodo Tracker - clean - Clean
- Forcepoint ThreatSeeker - clean - Clean
- Fortinet - clean - Clean
- Fortra - unrated - Clean
- G-Data - clean - Clean
- GCP Abuse Intelligence - unrated - Clean
- Google Safe Browsing - clean - Clean
- GreenSnow - clean - Clean
- Gridinsoft - unrated - Clean
- Heimdal Security - clean - Clean
- Hunt.io Intelligence - unrated - Clean
- IPsum - clean - Clean
- Juniper Networks - clean - Clean
- Kaspersky - unrated - Clean
- Lionic - clean - Clean
- Lumu - unrated - Clean
- Malwared - clean - Clean
- MalwarePatrol - clean - Clean
- malwares.com URL checker - clean - Clean
- MalwareURL - unrated - Clean
- Netcraft - unrated - Clean
- OpenPhish - clean - Clean
- PhishFort - unrated - Clean
- Phishing Database - clean - Clean
- Phishtank - clean - Clean
- PREBYTES - clean - Clean
- PrecisionSec - unrated - Clean
- Quick Heal - clean - Clean
- Quttera - clean - Clean
- Rising - clean - Clean
- SafeToOpen - unrated - Clean
- Sangfor - clean - Clean
- Sansec eComscan - unrated - Clean
- Scantitan - clean - Clean
- SCUMWARE.org - clean - Clean
- Seclookup - clean - Clean
- securolytics - clean - Clean
- Snort IP sample list - clean - Clean
- SOCRadar - unrated - Clean
- Sophos - clean - Clean
- Spam404 - clean - Clean
- StopForumSpam - clean - Clean
- Sucuri SiteCheck - clean - Clean
- ThreatHive - clean - Clean
- Threatsourcing - clean - Clean
- Underworld - unrated - Clean
- URLhaus - clean - Clean
- URLQuery - unrated - Clean
- Viettel Threat Intelligence - clean - Clean
- VIPRE - unrated - Clean
- ViriBack - clean - Clean
- VX Vault - clean - Clean
- Webroot - clean - Clean
- Xcitium Verdict Cloud - unrated - Clean
- Yandex Safebrowsing - clean - Clean
- ZeroCERT - clean - Clean
- ZeroFox - unrated - Clean
Security Scans
Checked against the browser threat feeds available to this scan — no hit.
What we observed
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Visual context from the captured page
C24.CC 硬棒棒
What the captured page showed
1 observation- 01
C24.CC 硬棒棒
03 · Investigation Story
Investigation story
What the site claims
请验证... / Please verify...
What we observed
Saved browser evidence recorded cross domain landing.
What independent research found
1 external finding were saved and compared with the page evidence.
What remains unverified
2 of the 4 applicable core capabilities did not complete, so those gaps remain visible in the coverage ledger.
What kind of site and risk is this?
Threat category
No threat category confirmed
Service and business model
Unknown
Observed behavior
Evidence behind this classification
- 01Primary CTAs lead to xxb999.com and down.8dy.app without disclosed ownership.
Web research findings
Independent findings for x509.top, including public complaints, named review sources, registration records, and look-alike-domain evidence. A missing result is shown as unverified, never converted into a clean bill of health.
- SoJSON ICP Queryopen
"域名"xbxb999.com" 未查询到备案信息"
Reputation Sources
How this domain rates across independent threat-intelligence and blocklist providers.
04 · Domain & Infrastructure
Domain & infrastructure
The plumbing behind the site — who registered it, how it’s encrypted, where it’s hosted, and where it links out. A valid certificate or a calm server doesn’t mean the business is honest — scam sites pass these checks too. Use this to corroborate the verdict, not to overturn it.
Infrastructure map
How the saved page connected to the wider web.
- Domainx509.top
- Redirects tox509.top
- Hosted byCloudflare, Inc.
- Referencesxxb999.com · down.8dy.app
Contact Verification
Saved contact details can help identify the operator. Their presence supports traceability; it does not prove the business is trustworthy.
- No direct contact email found on the captured page.
Domain & Encryption
Redirect Chain
- 1302http://x509.top/
- 2200http://x509.top/verify/6d75f84a?t=1786129801689&host=x509.top&redirect=%2F
Server Reputation
Referenced Domains
Outbound domains this page links to or loads resources from. Each links to its own security scan.
05 · Evidence Ledger
Evidence ledger
- Antiviruspartial
- Browser threat feedcomplete
- Page contentcomplete
- Analysispartial
- Visual evidencecomplete
The conclusion is supported by the evidence saved with this report.
Technical threat
suspiciousMalware, phishing, credential theft and hostile infrastructure.
Additional evidence review · Additional evidence review
Operator / customer risk
unknownComplaints, withdrawals, business conduct and commercial traps.
No confirmed evidence in this dimension.
Source coverage and freshness
Status shows whether usable evidence was saved; finding shows what that evidence observed.
| Source | Result | Completion | Finding | Freshness |
|---|---|---|---|---|
| Antivirus | 1 of 95 engines flagged | Limited | Adverse | stale fallback · Aug 7, 2026 |
| Browser protection | No browser threat-list match | Completed | No adverse finding | Not available |
| Page content | Page fetched · HTTP 200 | Completed | No adverse finding | Not available |
| Visual evidence | 1 visible observation saved with the page capture | Completed | No adverse finding | Not available |
| Independent research | 1 independent finding were saved | Completed | Adverse | Not available |
- Antivirus
- Result1 of 95 engines flagged
- CompletionLimited
- FindingAdverse
- Freshnessstale fallback · Aug 7, 2026
- Browser protection
- ResultNo browser threat-list match
- CompletionCompleted
- FindingNo adverse finding
- FreshnessNot available
- Page content
- ResultPage fetched · HTTP 200
- CompletionCompleted
- FindingNo adverse finding
- FreshnessNot available
- Visual evidence
- Result1 visible observation saved with the page capture
- CompletionCompleted
- FindingNo adverse finding
- FreshnessNot available
- Independent research
- Result1 independent finding were saved
- CompletionCompleted
- FindingAdverse
- FreshnessNot available
07 · Safety FAQ
Safety FAQ
Common questions, answered directly from the scan data above — so the answers reflect the saved verdict and evidence in this report.
Is x509.top a scam or is it safe?
Is x509.top safe to use?
Has x509.top been flagged by antivirus engines?
Is x509.top on any phishing or malware blacklists?
Does x509.top have a valid SSL certificate?
Where is x509.top hosted?
How often is the x509.top report updated?
08 · Final Verdict
Final verdict
Landing page that funnels visitors to external anti-censorship and DNS tools on unverified domains.
x509.top presents itself as a simple gateway offering an 'Anti-block Login' link and DNS-over-HTTPS setup instructions. It immediately directs users to xxb999.com and down.8dy.app, both of which lack verifiable registration or ownership details.
09 · Community