Is down.3nh.com safe?
http://down.3nh.com/
Coveragestrong3 of 4 applicable core capabilities
Official manufacturer download portal for 3nh color-measurement instruments
down.3nh.com is the legitimate software and driver repository for Shenzhen ThreeNH Technology Co., Ltd., a long-established maker of spectrophotometers and gloss meters. The site offers direct downloads of proprietary utilities such as HQC, SQCT, GQC6, and CQCS3, plus USB drivers for its hardware. A single stale antivirus flag exists, but the operator explicitly warns about false positives and the domain has been registered since 2004.
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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
down.3nh.com is the legitimate software and driver repository for Shenzhen ThreeNH Technology Co., Ltd., a long-established maker of spectrophotometers and gloss meters. The site offers direct downloads of proprietary utilities such as HQC, SQCT, GQC6, and CQCS3, plus USB drivers for its hardware. A single stale antivirus flag exists, but the operator explicitly warns about false positives and the domain has been registered since 2004.
Manufacturer-backed content and long domain history
The registrable domain is 7935 days old and is tied to the documented corporate entity 深圳市三恩时科技有限公司.
Page text explicitly states the downloads are "仅限购买3nh产品的用户下载使用" (only for users who purchased 3nh products) and lists specific instrument models such as NH300, YH series haze meters, and KS/YG gloss meters.
Single stale antivirus flag versus explicit operator warning
One antivirus engine (Dr.Web) historically labeled the site a "known infection source," but the page itself cautions that its specialized USB drivers "可能会被杀毒软件误判为病毒" (may be misjudged as viruses by antivirus software).
No evidence of credential harvesting, forced redirects, or deceptive commercial flows; the site simply hosts manufacturer software and links to the parent site threenh.com and the App Store.
Why the score is 82
1 independent antivirus family reported an adverse result. This comes from a saved antivirus observation rather than a new submission, so treat the detection as real but confirm the timing. 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
- 1
- Suspicious
- 0
- Total
- 95
| Engine | Finding |
|---|---|
| Dr.WebMalicious | malicious |
All 95 engine results
- Dr.Web - malicious - Malicious
- 0xSI_f33d - unrated - Clean
- Abusix - clean - Clean
- Acronis - clean - Clean
- ADMINUSLabs - clean - Clean
- AILabs (MONITORAPP) - clean - Clean
- AlienVault - clean - Clean
- alphaMountain.ai - unrated - Clean
- AlphaSOC - unrated - Clean
- Antiy-AVL - clean - Clean
- ArcSight Threat Intelligence - unrated - 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
- ChainPatrol - unrated - Clean
- Chong Lua Dao - unrated - 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
- 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
- Kaspersky - clean - Clean
- LevelBlue - clean - Clean
- Lionic - clean - Clean
- Lumu - unrated - Clean
- Malwared - clean - Clean
- MalwarePatrol - clean - Clean
- malwares.com URL checker - 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
- securolytics - clean - Clean
- Snort IP sample list - unrated - Clean
- SOCRadar - unrated - Clean
- Sophos - clean - Clean
- Spam404 - clean - Clean
- StopForumSpam - clean - Clean
- Sucuri SiteCheck - clean - Clean
- ThreatHive - clean - 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 - 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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Visual context from the captured page
3NH官方下载 仅限购买3nh产品的用户下载使用(以下软件经过测试可用,可能会被杀毒软件误判病毒,请放心下载!)
What the captured page showed
1 observation- 01
3NH官方下载 仅限购买3nh产品的用户下载使用(以下软件经过测试可用,可能会被杀毒软件误判病毒,请放心下载!)
03 · Investigation Story
Investigation story
What the site claims
下载专区-深圳市三恩时科技有限公司
What we observed
The page content was captured and checked alongside 95 antivirus results.
What independent research found
The search completed without a material external warning or corroborating report.
What remains unverified
1 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
Content
Observed behavior
Evidence behind this classification
- 01Domain registered for over 21 years
- 021 independent antivirus family reported an adverse result. This comes from a saved antivirus observation rather than a new submission, so treat the detection as real but confirm the timing.
Web research findings
Independent findings for down.3nh.com, 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.
No independently sourced scam reports or credibility records were found for down.3nh.com. That is common for new or low-traffic sites and does not clear the site.
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.
- Domaindown.3nh.com
- Redirects todown.3nh.com
- Hosted byChengdu west dimension digital technology Co., LTD
- References3nh.com · threenh.com
Domain Timeline
- Dec 4, 2004Domain registered
First appeared in WHOIS records — 22 years old today.
- Aug 27, 2026Saved security review — Reviewed — inconclusive
The completed checks from this saved scan are detailed above.
down.3nh.com 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.
- Phone number listed (400-666-2522).
Domain & Encryption
Redirect Chain
- 1301http://down.3nh.com/
- 2200https://down.3nh.com/
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
- Analysiscomplete
- 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
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 27, 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 | The search completed without a material external finding | Completed | No adverse finding | Not available |
- Antivirus
- Result1 of 95 engines flagged
- CompletionLimited
- FindingAdverse
- Freshnessstale fallback · Aug 27, 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
- ResultThe search completed without a material external finding
- CompletionCompleted
- FindingNo adverse finding
- 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 down.3nh.com a scam or is it safe?
Is down.3nh.com safe to use?
Has down.3nh.com been flagged by antivirus engines?
Is down.3nh.com on any phishing or malware blacklists?
How old is the down.3nh.com domain?
Does down.3nh.com have a valid SSL certificate?
Where is down.3nh.com hosted?
How often is the down.3nh.com report updated?
08 · Final Verdict
Final verdict
Official manufacturer download portal for 3nh color-measurement instruments
down.3nh.com is the legitimate software and driver repository for Shenzhen ThreeNH Technology Co., Ltd., a long-established maker of spectrophotometers and gloss meters. The site offers direct downloads of proprietary utilities such as HQC, SQCT, GQC6, and CQCS3, plus USB drivers for its hardware. A single stale antivirus flag exists, but the operator explicitly warns about false positives and the domain has been registered since 2004.
09 · Community