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Security Scan Report: api-f1f58af8.duosecurity.com

Redirected to:
https://duo.com/
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Submitted: Jun 15, 2026, 9:37:02 AMCompleted: Jun 15, 2026, 9:37:52 AMpubliccompleted
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Summary

This website contacted 4 IPs in 2 countries across 4 domains to perform 1 HTTP transaction. The main domain is duo.com and was registered NaN years ago.

Submitted URL: https://api-f1f58af8.duosecurity.com

Effective URL: https://duo.com/Redirected

The Cisco Umbrella rank of the primary domain is #1,195 of the top 1 million websitesTop 10K Site

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

The page is a legitimate Duo Security subdomain with no phishing, malware, or credential‑harvesting indicators.

Safety Factors
Official subdomain of duosecurity.com
Top‑10K Cisco Umbrella ranking (rank 1195)
No malicious signals detected in any scan component
Domain age information unavailable

Details

Page Title

Complete Identity Security & MFA Solutions | Cisco Duo

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

corporate

(35%)

Domain Information

Domain 'api-f1f58af8.duosecurity.com' uses the commercial generic top-level domain (.com); it also runs on subdomain 'api-f1f58af8'. The second-level label 'duosecurity' is 11 characters long with five vowels and six consonants. Tokenizing the label suggests two words: duo, security. Expect 5.5 characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://api-f1f58af8.duosecurity.com

Page Load Overview

4.30s
Total Load Time
88
HTTP Requests
12
Domains
7.3 MB
Total Size

Language Analysis

Primary Language

🇺🇸English
Code: en
Confidence:80%
Script:Latin
Direction:ltr

Detection Details

Language Code:en
Detection Confidence:80%
Script Type:Latin
HTML Lang Attribute:en
Text Length:11,331 chars
Detector Agreement:100%

Website Classification

Primary Category

corporate35% confidence
Type: spa
Method: ml+structural

All Detected Categories

corporate
35%
technology software
25%

Detected Features

Search
OG: website
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
223.161.82.84United States
AS16509Amazon.com, Inc.
223.145.240.66Columbus, Ohio, United States
AS16509Amazon.com, Inc.
222.23.244.120Frankfurt am Main, Hesse, Germany
AS16625Akamai Technologies, Inc.
22146.75.122.132Frankfurt am Main, Hesse, Germany
AS54113Fastly, Inc.
884--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T17254805778A1321AE6D38369A6A27A897910984FFD335CDCF24D53784FCDBE24C1260E

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

3072:rSI+CT7XL4hE4tBv8BzHGF0wEtMIzXyrL:uI+CT7L4hE4tBv8BzHGF0wEPirL

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:304516:FAaFCSxEJk8hIAAQQ4ECKQIAEtkBLSZFasMQecCIhOBABUMJABREIQkEhJIBDKao4SMoRtOUEIgAChoQmEwaSgCUIIACBVMG

These hashes enable detection of similar websites and malware variants by comparing content similarity even when exact matches aren't found.

Image Hashes

Perceptual Hashes

Average Hash:ffffffffff818181
Perceptual Hash:b9d26c7bc22d2c85
Difference Hash:49151e0c0b333333
Wavelet Hash:24e7c3efef818181
Color Hash:#3b783a

Other Hashes

Crop Resistant:49151e0c0b333333,5bd25a1212523634

Scan History

Scan history not available

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