Have @upenn.edu email addresses appeared in exposed data or information-stealer (infostealer) logs?

There are currently 63 exposed email records matching the upenn.edu domain. These records may be old or already resolved. The website owner should verify them before resetting passwords or locking related accounts.

What technologies does www.fels.upenn.edu use, and which CVEs (security vulnerabilities) may apply?

The assessment identified 15 technologies on www.fels.upenn.edu, including 1 with a version, but CVE matching did not complete for every version. An empty result should not be treated as proof that no vulnerability exists.

Which public IPs, services, and ports does www.fels.upenn.edu expose?

The assessment observed 3 public IPs and 2 open ports for www.fels.upenn.edu. An open port is not the same as a vulnerability, but the website owner should keep every public service updated and appropriately restrict access.

How many subdomains of upenn.edu have been discovered?

The assessment observed 822+ public subdomains of upenn.edu. This list can reveal additional entry points such as APIs, administration systems, or test environments, but it does not mean that every subdomain is risky.

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Is www.fels.upenn.edu Safe? Security Score 89.6/100 | CyStack

www.fels.upenn.edu

Fels Institute of Government

The Fels Institute of Government at the University of Pennsylvania prepares the next generation of public and nonprofit leaders with an education in public administration. Fels offers you a personalized curriculum combining analytical and practical experience and a tight-knit campus community within a world-class research institution and major US city.

Industry: Science and Education / Universities and Colleges
Origin: United States
Global rank: #5,053
Rank in United States: #1,264

Updated at 05:11, 09/21/2026

B89.6/100

Security level: Good
Data confidence: High
Scope checked: 90.2%

The higher the score, the more externally observable protections the system has recorded. This page does not certify that the website is reputable, legitimate, or completely free of vulnerabilities.

Is the website “www.fels.upenn.edu” safe?

As of September 21, 2026 at 05:11, www.fels.upenn.edu has a security score of 89.6/100 (grade B: “Good”). CyStack’s automated assessment recorded 9 issues to review after completing 90.2% of applicable checks. The website owner should address “Allowed browser content (CSP)” first, then review the remaining items in order of impact.

Does www.fels.upenn.edu show known scam, phishing, or malware signals?

At assessment time, CyStack did not find www.fels.upenn.edu or related infrastructure on any scam, phishing, or malware warning list after checking 5 online reputation sources. This result reflects external observations; it does not guarantee absolute safety or verify the organization’s legal status or reputation.

Items to fix or review

Open services

Risk overview9 Public infrastructure2 Website protection Exposed data & subdomains822+

Potentially exposed domain email addressesChecks infostealer data for email addresses ending in @upenn.edu, the registered domain of the assessed website www.fels.upenn.edu. A record is not counted merely because someone visited or signed in to the website.63 matching email exposure records

63Matching email exposure records

22Related infected devices (estimated)

These matching email records were observed previously, but they may already have been addressed or may no longer be valid. The device count estimates infected devices associated with these email records; it is not the number of devices owned by the organization.

Frequently asked questions

What affects the security of www.fels.upenn.edu?

A valid SSL certificate still does not prove that www.fels.upenn.edu is safe, legitimate, or free of scam signals. For a more complete assessment, this report also checks phishing and malware, exposed email records, IPs and open ports, subdomains, technologies, and CVEs that may apply to observed versions.

Does www.fels.upenn.edu use HTTPS, and is its SSL certificate valid?

www.fels.upenn.edu used a valid SSL certificate at assessment time, valid until November 25, 2026. This status may change when the certificate expires or the server configuration changes.

Review HTTPS and certificate

Data sources

Data compiled fromCyStack cybersecurity monitoring systems

CyStack compiles scan results from its internal cybersecurity monitoring systems, including CyStack VulnScan and CyStack Threat Intelligence, together with publicly available Internet data. The assessment only observes and analyzes information already available; it does not attempt unauthorized access, test passwords, send exploit code, or change or disrupt the assessed system.

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CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the enterprise.

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www.fels.upenn.edu

Is the website “www.fels.upenn.edu” safe?

Does www.fels.upenn.edu show known scam, phishing, or malware signals?

Potentially exposed domain email addressesChecks infostealer data for email addresses ending in @upenn.edu, the registered domain of the assessed website www.fels.upenn.edu. A record is not counted merely because someone visited or signed in to the website.63 matching email exposure records

What affects the security of www.fels.upenn.edu?

Data compiled fromCyStack cybersecurity monitoring systems

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Fix or validate these first

Discovered subdomains (822+)Subdomains of upenn.edu, the registered domain of the assessed website www.fels.upenn.edu. Sensitive-looking names are shown first; individual subdomains have not been separately security-tested.Partial

Public web contextThe website title, description, industry and popularity.Website rankings and industry category are based on data from Similarweb

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