Is unitedhg.na3.adobesign.com safe?
http://unitedhg.na3.adobesign.com/
Coveragestrong2 of 4 applicable core capabilities
Legitimate Adobe Acrobat Sign subdomain used for enterprise document workflows
The URL is a verified subdomain of Adobe’s official electronic signature service. It hosts standard sign-in and document-signing flows for corporate partners such as Optum, with no malicious indicators detected.
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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
The URL is a verified subdomain of Adobe’s official electronic signature service. It hosts standard sign-in and document-signing flows for corporate partners such as Optum, with no malicious indicators detected.
Technical and brand evidence
The page displays official Adobe Acrobat Sign branding and is served over a valid TLS connection from Adobe infrastructure.
the browser threat feed and independent sandbox scans report zero threat detections for this URL.
Purpose and operator context
The subdomain is referenced in Optum’s provider documentation as the location where Applied Behavior Analysis providers complete electronic forms.
The registrable domain adobesign.com is more than 14 years old and is operated directly by Adobe Inc.
Why the score is 95
The page automatically sent the browser to an unrelated external site. Coverage remains separate so missing sources cannot be mistaken for clean results.
02 · Security Evidence
Security evidence
Antivirus Engines
0/ 91
No detectionsSaved result - stale
No detections across 91 engines
No antivirus engine in this saved scan raised an adverse result. This is one signal, not a guarantee.
- Malicious
- 0
- Suspicious
- 0
- Total
- 91
All 91 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 - unrated - Clean
- Chong Lua Dao - unrated - Clean
- CINS Army - clean - Clean
- Cluster25 - unrated - Clean
- CRDF - clean - Clean
- Criminal IP - clean - Clean
- CSIS Security Group - unrated - Clean
- CTX AI - clean - 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
- 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
- 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
- Seclookup - clean - Clean
- securolytics - 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 - 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
Adobe Acrobat Sign
What the captured page showed
1 observation- 01
Adobe Acrobat Sign
03 · Investigation Story
Investigation story
What the site claims
Independent evidence classifies the site as saas, but the page's own claim could not be captured.
What we observed
The page itself could not be fully inspected, so the report relies on the other saved checks.
What independent research found
2 external findings 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
Saas
Observed behavior
Evidence behind this classification
- 01Valid TLS certificate from Adobe infrastructure
- 02No threat flags from the browser threat feed
- 03Referenced in Optum provider documentation for legitimate ABA workflows
Web research findings
Independent findings for unitedhg.na3.adobesign.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.
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.
- Domainunitedhg.na3.adobesign.com
- Redirects tounitedhg.na3.adobesign.com
- Hosted byMicrosoft Corporation
Domain Timeline
- Dec 22, 2011Domain registered
First appeared in WHOIS records — 15 years old today.
- Aug 28, 2026Saved security review — Reviewed as safe
This saved scan found no active threat signals in the checks it completed.
unitedhg.na3.adobesign.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.
Domain & Encryption
Redirect Chain
- 1301http://unitedhg.na3.adobesign.com/
- 2302https://unitedhg.na3.adobesign.com/
- 3302https://unitedhg.na3.adobesign.com/public/legacyIndexPage
- 4302https://unitedhg.na3.adobesign.com/public/login
- 5302https://unitedhg.na3.adobesign.com/public/adobeLogin?currentLoginLocation=na3&canonicalURL=https%3A%2F%2Fsecure.adobesign.com%2Fpublic%2Flogin&isEmailPrefilled=false&isCustomizedLogInAllowed=false&isAdobeSignAuth=false&passwordFieldDisabled=false
- 6500https://unitedhg.na3.adobesign.com/public/docCloudEmbeddedCheck?locale=en_US
Server Reputation
05 · Evidence Ledger
Evidence ledger
- Antiviruspartial
- Browser threat feedcomplete
- Page contentpartial
- 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
suspiciousComplaints, 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 91 engines flagged | Limited | No saved finding | stale fallback · Aug 28, 2026 |
| Browser protection | No browser threat-list match | Completed | No adverse finding | Not available |
| Page content | Page content was not available for semantic review | Limited | No saved finding | Not available |
| Visual evidence | 1 visible observation saved with the page capture | Completed | No adverse finding | Not available |
| Independent research | 2 independent findings were saved | Completed | No adverse finding | Not available |
- Antivirus
- Result0 of 91 engines flagged
- CompletionLimited
- FindingNo saved finding
- Freshnessstale fallback · Aug 28, 2026
- Browser protection
- ResultNo browser threat-list match
- CompletionCompleted
- FindingNo adverse finding
- FreshnessNot available
- Page content
- ResultPage content was not available for semantic review
- CompletionLimited
- FindingNo saved finding
- FreshnessNot available
- Visual evidence
- Result1 visible observation saved with the page capture
- CompletionCompleted
- FindingNo adverse finding
- FreshnessNot available
- Independent research
- Result2 independent findings were saved
- 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 unitedhg.na3.adobesign.com legit and safe?
Is unitedhg.na3.adobesign.com safe to use?
Could a legitimate site like unitedhg.na3.adobesign.com still be used in a scam?
Has unitedhg.na3.adobesign.com been flagged by antivirus engines?
Is unitedhg.na3.adobesign.com on any phishing or malware blacklists?
How old is the unitedhg.na3.adobesign.com domain?
Does unitedhg.na3.adobesign.com have a valid SSL certificate?
Where is unitedhg.na3.adobesign.com hosted?
How often is the unitedhg.na3.adobesign.com report updated?
08 · Final Verdict
Final verdict
Legitimate Adobe Acrobat Sign subdomain used for enterprise document workflows
The URL is a verified subdomain of Adobe’s official electronic signature service. It hosts standard sign-in and document-signing flows for corporate partners such as Optum, with no malicious indicators detected.
09 · Community
