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urldefense.proofpoint.com

Category: Business

Scanned: Oct 28, 2026, 18:53 UTC · First seen: Oct 28, 2026 · Threat Engines: 1 / 93 · Times Scanned: 1
65 / 100 Trust Score Based on scan findings at the time of analysis
Moderate Risk
0 - High Risk50 - Moderate100 - No Threats
Not scanned has not been scanned yet. Hit Check website to check it.
Failed
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urldefense.proofpoint.com Business · flagged by 1/93 engines
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Screenshot of urldefense.proofpoint.com Captured Oct 28, 2026
https://urldefense.proofpoint.com
Screenshot of urldefense.proofpoint.com
Screenshot blurred
This website has moderate risk factors. Screenshot blurred as a precaution.
25 years (proofpoint.com)
Not Ranked - This website does not appear in the Tranco top list
Flagged by 1 of 93 engines
✓ Valid (TLS)
AWS EC2 (us-east-1)
Ashburn, United States
Unknown
Unknown
52.71.28.102
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Domain & WHOIS Information
Registrar Markmonitor Inc.
Registered August 8, 2001 (proofpoint.com)
Expires August 8, 2028
Name Servers ns1.proofpoint.com
DNSSEC Unsigned
Hosting AWS EC2 (us-east-1)
This is a subdomain of proofpoint.com. The WHOIS data above belongs to the parent domain, not to urldefense.proofpoint.com. The actual creation date of this subdomain is unknown and could be much more recent than the parent.
Reputation & Threat Check 93 security engines checked
1
1 of 93 engines flagged this website Flagged by 1 security vendor at the time of scanning
Not flagged Flagged
Flagged by 1 of 93 engines
Direct Threat Database Sources
View detailed engine results on VirusTotal
File Scan Summary Powered by Quttera Engine
File scan could not be completed - the site may block automated crawlers
No threats
0
Low Risk
0
Medium Risk
0
High Risk
0
No threats Low Risk Medium Risk High Risk
External Links & Domains
0
External Links
All Clean
0
Iframes
Clean
0
Referenced Domains
All Clean
0
Flagged Resources
None Detected
urldefense.proofpoint.com Overview

Description of urldefense.proofpoint.com

urldefense.proofpoint.com appears to be a subdomain operated by Proofpoint, a well-known enterprise cybersecurity company. Based on the domain structure, page title, and screenshot, this page is part of a URL protection and redirection system used to inspect links delivered through email before users are sent to the final destination.

The visible page content indicates that the service is intended to help protect organizations from targeted phishing and malware-related links. Rather than functioning as a typical public website or content portal, this subdomain appears to serve as infrastructure within a broader email security platform, which aligns with the technology and business-oriented classifications associated with the domain.

Safety Assessment for urldefense.proofpoint.com

Scan results appear largely consistent with a legitimate security-service domain. Multiple web-classification sources categorize it in technology or business-related categories, malware scanning did not identify flagged files or suspicious external resources, and major threat-database checks did not report the domain at the time of this scan. The screenshot also matches a branded security notice explaining that the domain is used for link inspection and redirection.

One security engine did flag the domain, which may indicate a false positive, a heuristic classification, or a point-in-time reputation concern rather than confirmed harmful activity. However, that isolated detection is not supported by the broader scan context: the domain is long-established, uses a recognized corporate registrar, and no threats were detected by the malware scan or blacklist checks provided here. Based on available scan data, no significant threats were detected at the time of this scan.

Technical Description

The domain uses a valid TLS certificate issued by Sectigo Limited, with validity extending to 2027-04-28. It resolves to an IP hosted on AWS EC2 in Ashburn, United States, which is a common enterprise hosting environment. The nameserver set includes Proofpoint-controlled infrastructure along with managed DNS providers, which is consistent with a large operational service.

DNSSEC appears to be unsigned, which is not uncommon but means DNS responses may not benefit from DNSSEC validation. No direct technical indicators of malicious web content were identified in the provided scan data, and no flagged files, external links, or iframes were reported at the time of this scan.

HTTP Redirect Chain
302 https://urldefense.proofpoint.com/
200 https://zenweb.proofpoint.com/urldefense?locale=en-US%2Cen%3Bq%3D0.9
Website Insights
Not Ranked
Tranco Rank
Not in Top 1M
Visitors Unknown
Category: Business
Rank History (30 days)
No rank data available
No cookies data available
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This report was generated automatically and is provided for informational purposes only. Results are based on a point-in-time scan and may contain false positives or incomplete data. This does not constitute a security audit or certification. No vendor in the market can guarantee a 100% detection rate. If you believe this report is inaccurate, please submit a dispute.

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