Is lencr.org safe?
http://lencr.org/
lencr.org is official Let's Encrypt infrastructure for certificate data
lencr.org redirects to https://letsencrypt.org/docs/lencr.org/, the official documentation page owned by Let's Encrypt (ISRG). It explains that the domain hosts CRLs under c.lencr.org and intermediate issuer certificates under i.lencr.org for TLS certificate validation. No credential collection, downloads, or deceptive behavior observed.
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01 · Investigation Brief
Investigation Brief
lencr.org redirects to https://letsencrypt.org/docs/lencr.org/, the official documentation page owned by Let's Encrypt (ISRG). It explains that the domain hosts CRLs under c.lencr.org and intermediate issuer certificates under i.lencr.org for TLS certificate validation. No credential collection, downloads, or deceptive behavior observed.
What the site appears to do
The captured page is official Let's Encrypt documentation that describes lencr.org as a domain they own to host data referenced inside certificates they issue, specifically Certificate Revocation Lists and intermediate certificates used in chain-of-trust validation by browsers and clients.
Strongest evidence and limitations
VirusTotal reports 0 malicious and 0 suspicious detections across 92 engines; Google Safe Browsing shows no threats; TLS certificate is valid and issued by Let's Encrypt; domain registered since 2020 and redirects cleanly to the official letsencrypt.org documentation site. Occasional historical antivirus false positives on subdomains like x1.c.lencr.org are documented by Let's Encrypt as benign CRL hosts.
Practical user impact
Connections to lencr.org are routine and harmless when a client validates a Let's Encrypt certificate. Users seeing traffic to this domain should check the preceding connection rather than treat it as suspicious. No action required; the site poses no risk.
Why the score is 95
The score combines saved deterministic evidence with the grounded analysis available for this report. Coverage remains separate so missing sources cannot be mistaken for clean results.
02 · Security Evidence
Security evidence
Antivirus Engines
Fresh result
No detections across 92 engines
No antivirus engine in this saved scan raised an adverse result. This is one signal, not a guarantee.
- Malicious
- 0
- Suspicious
- 0
- Total
- 92
All 92 engine results
- 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
- AutoShun - unrated - Clean
- Bfore.Ai PreCrime - unrated - Clean
- BitDefender - clean - Clean
- Bkav - unrated - Clean
- BlockList - clean - Clean
- Blueliv - clean - Clean
- Certego - clean - Clean
- ChainPatrol - clean - Clean
- Chong Lua Dao - clean - Clean
- CINS Army - clean - Clean
- Cluster25 - unrated - Clean
- CRDF - clean - Clean
- Criminal IP - unrated - Clean
- CSIS Security Group - unrated - Clean
- CTX AI - clean - Clean
- Cyan - unrated - Clean
- Cyble - clean - Clean
- CyRadar - clean - Clean
- desenmascara.me - clean - Clean
- DNS8 - unrated - Clean
- Dr.Web - clean - Clean
- EmergingThreats - clean - Clean
- Emsisoft - clean - Clean
- Ermes - unrated - Clean
- ESET - clean - Clean
- ESTsecurity - 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
- GreyNoise - unrated - Clean
- Gridinsoft - unrated - Clean
- Guardpot - unrated - Clean
- Heimdal Security - clean - Clean
- Hunt.io Intelligence - unrated - Clean
- IPsum - clean - Clean
- Juniper Networks - clean - Clean
- K7AntiVirus - unrated - Clean
- Kaspersky - clean - Clean
- LevelBlue - clean - Clean
- Lionic - clean - Clean
- Lumu - unrated - Clean
- Malwared - clean - Clean
- MalwarePatrol - clean - Clean
- MalwareURL - unrated - Clean
- Mimecast - 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
- Snort IP sample list - unrated - Clean
- SOCRadar - unrated - Clean
- Sophos - clean - Clean
- StopForumSpam - clean - Clean
- Sucuri SiteCheck - clean - Clean
- ThreatHive - clean - Clean
- URLhaus - clean - Clean
- URLQuery - clean - Clean
- Viettel Threat Intelligence - clean - Clean
- VIPRE - clean - Clean
- ViriBack - clean - Clean
- VX Vault - clean - Clean
- Webroot - clean - Clean
- Xcitium Verdict Cloud - clean - 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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Captured during this scan in a safe sandbox. Opening this report does not revisit the site.
Visual context from the captured page
The saved image was reviewed for deceptive controls, visual impersonation, fake urgency, and other scam interface patterns.
03 · Investigation Story
Investigation story
- 1
What the site claims
lencr.org - Let's Encrypt
- 2
What we observed
The page content was captured and checked alongside 92 antivirus results.
- 3
What independent research found
1 external finding were saved and compared with the page evidence.
- 4
What remains unverified
1 of the five 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
Editorial
Free
Observed behavior
Web research findings
Independent findings for lencr.org, 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.
- Let's Encryptopen
"lencr.org is a domain name owned by Let's Encrypt. We use it to host data that is referenced inside the certificates we issue."
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.
Domain Timeline
- Jun 29, 2020Domain registered
First appeared in WHOIS records — 6.1 years old today.
- Aug 1, 2026Saved security review — Reviewed as safe
This saved scan found no active threat signals in the checks it completed.
lencr.org has operated for years with no threat signals in this review — a long, stable track record, though it is never a guarantee on its own.
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
- 1301http://lencr.org/
- 2302https://lencr.org/
- 3301https://letsencrypt.org/docs/lencr.orgcross-domain
- 4206https://letsencrypt.org/docs/lencr.org/cross-domain
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
The conclusion is supported by the evidence saved with this report.
Technical threat
Malware, phishing, credential theft and hostile infrastructure.
No confirmed evidence in this dimension.
Operator / customer risk
Complaints, withdrawals, business conduct and commercial traps.
Additional evidence review
Source coverage and freshness
Status shows whether usable evidence was saved; finding shows what that evidence observed.
| Source | Result | Completion | Finding | Freshness |
|---|---|---|---|---|
| Antivirus | 0 of 92 engines flagged | Completed | No adverse finding | fresh · Aug 1, 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 | The saved page capture contained descriptive context only | Completed | No adverse finding | Not available |
| Independent research | 1 independent finding were saved | Completed | No adverse finding | Not available |
- Page content
- Result: Page fetched · HTTP 200
- Completed
- No adverse finding
- Visual evidence
- Result: The saved page capture contained descriptive context only
- Completed
- No adverse finding
- Independent research
- Result: 1 independent finding were saved
- Completed
- No adverse finding
06 · Your Next Move
Your next move
Still, stay alert
No major threat indicators — but a clean scan does not guarantee every page is safe, and phishing emails routinely spoof real domains.
- Double-check the exact URL in your address bar
Confirm you are actually on lencr.org and not a lookalike like l-encr.org or an IDN homoglyph.
- Use a password manager
Password managers only auto-fill on the exact domain they were saved for — they refuse to fill lookalike domains, which is the single best phishing defence.
- OpenDiscuss this site on the forum
If you have first-hand experience with this site — good or bad — share it with the MalwareTips community.
Safe
lencr.org is official Let's Encrypt infrastructure for certificate data
lencr.org redirects to https://letsencrypt.org/docs/lencr.org/, the official documentation page owned by Let's Encrypt (ISRG). It explains that the domain hosts CRLs under c.lencr.org and intermediate issuer certificates under i.lencr.org for TLS certificate validation. No credential collection, downloads, or deceptive behavior observed.
- 01
0 malicious and 0 suspicious detections across 92 engines
- 02
Google Safe Browsing returned no threat warning
- 03
The saved TLS check found a valid encrypted connection
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- Positive
- 3
- Limited
- 0
- Risk
- 0
- Analysis coverage
- 90% strong coverage
- Core capabilities
- 4/5 completed checks
- Source coverage
- 5/5 sources complete
- Evidence checks
- 0/8 completed checks flagged
Saved evidence only. Missing checks are never treated as a clean result.
07 · Community
Community
08 · 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.
0 community contributions
Share what happened, what the site requested, and what others should watch for.
Community reviews never change the scanner verdict.