Security Scan Report: api-500fcd9b.duosecurity.com

Redirected to:
https://duo.com/
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Submitted: May 22, 2026, 10:36:57 PMCompleted: May 22, 2026, 10:38:36 PMpubliccompleted
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Summary

This website contacted 7 IPs in 2 countries across 8 domains to perform 51 HTTP transactions. The main domain is duo.com and was registered NaN years ago.

Submitted URL: https://api-500fcd9b.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: 96%

0
Risk Score

The site is a legitimate Duo Security subdomain with no malicious indicators.

Safety Factors
Official subdomain of duosecurity.com matches brand
Redirect leads to legitimate duo.com site
Absence of malicious network or IDS alerts
Only high JS obfuscation score without malicious behavior
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

Within the commercial generic top-level domain (.com), 'api-500fcd9b.duosecurity.com' is registered, featuring subdomain 'api-500fcd9b'. Count 11 characters in 'duosecurity' containing five vowels alongside 6 consonants. Splitting it apart reveals 2 words: duo, security. The median word length lands at 5.5 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://api-500fcd9b.duosecurity.com

Page Load Overview

42.21s
Total Load Time
71
HTTP Requests
10
Domains
3.3 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:11,300 chars
Detector Agreement:100%

Website Classification

Primary Category

corporate35% confidence
Type: dynamic
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
113.161.82.4United States
AS16509Amazon.com, Inc.
10146.75.122.132Frankfurt am Main, Hesse, Germany
AS54113Fastly, Inc.
103.145.240.102Columbus, Ohio, United States
AS16509Amazon.com, Inc.
102.23.244.120Frankfurt am Main, Hesse, Germany
AS16625Akamai Technologies, Inc.
10104.18.86.42United States
AS13335Cloudflare, Inc.
10151.101.66.217United States
AS54113Fastly, Inc.
103.174.46.55United States
AS16509Amazon.com, Inc.
717--

Detected Technologies6

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1D7D39362E0F53023029390B6B6F92B0ABF918507D9576D4477BE429D4FEAF874C2364E

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

768:T7c/ddvg6eG2SjAAvl8x4SKBoWg2hjysszhGNH05zPj9vDsn9LRqpIAVW:T7c/ddvg6U4tB627szhGNH05HVkhRwtW

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:132470:Da1YmKAQaxSNZEhAq0wVVJEBGWmgA0QAKMoCVEoDaBXJAgLJgjJkKCWBDByGBagEZmo4SHWRUJOSuSJAIdQQGwyAgEYZMqxS

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:3cc5c3e7efe7e7e3
Perceptual Hash:f25a6eda47192499
Difference Hash:49151e0d481c0e0e
Wavelet Hash:00c1c3e7e7c7c3c3
Color Hash:#3a2d86

Other Hashes

Crop Resistant:49151e0d481c0e0e

Scan History

Scan history not available

Unable to load historical scan data