Security Scan Report: api-4d8fcad9.duosecurity.com

Redirected to:
https://duo.com/
Submitted: Apr 19, 2026, 1:31:32 PMCompleted: Apr 19, 2026, 1:32:27 PMpubliccompleted
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Summary

This website contacted 7 IPs in 2 countries across 8 domains to perform 52 HTTP transactions. The main domain is duo.com and was registered NaN years ago.

Submitted URL: https://api-4d8fcad9.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 site is a legitimate Duo subdomain with no phishing or malware signs.

Safety Factors
Established domain age
High reputation ranking
No malicious indicators detected
Brand and domain alignment
Domain age information unavailable

Details

Page Title

Complete Identity Security & MFA Solutions | Cisco Duo

Scan Type

public

Language

πŸ‡ΊπŸ‡Έ

English

(80% confidence)

Category

technology software

(50%)

Domain Information

Within the commercial generic top-level domain (.com), 'api-4d8fcad9.duosecurity.com' is registered; it also runs on subdomain 'api-4d8fcad9'. The registrable portion 'duosecurity' spans 11 characters with 5 vowels and 6 consonants. Word splitting yields 2 words: duo, security. Median word length is 5.5 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://api-4d8fcad9.duosecurity.com

Page Load Overview

4.29s
Total Load Time
92
HTTP Requests
12
Domains
7.0 MB
Total Size

Language Analysis

Primary Language

πŸ‡ΊπŸ‡ΈEnglish
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:11,408 chars
Detector Agreement:100%

Website Classification

Primary Category

technology software50% confidence
Type: spa
Method: ml+structural+ocr_tiebreaker

All Detected Categories

technology software
50%
documentation technical
36%
corporate
35%
adult content
31%

Detected Features

Search
OG: website
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
143.145.240.72Columbus, Ohio, United States
AS16509Amazon.com, Inc.
13104.18.86.42United States
AS13335Cloudflare, Inc.
13151.101.194.217Germany
133.161.82.84United States
AS16509Amazon.com, Inc.
13146.75.122.132Frankfurt am Main, Hesse, Germany
AS54113Fastly, Inc.
133.174.46.27United States
AS16509Amazon.com, Inc.
132.23.244.120Frankfurt am Main, Hesse, Germany
AS16625Akamai Technologies, Inc.
927--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T180D38362E0F53023029390B6B6F92B0ABF918507D9576D4473BE429D4FEAF874D2364E

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

768:t7c/ddvL6eG2SjAAvlwx4SKBoWg2hjysszhGNH05zPaYvDsn9L2qpIAVW:t7c/ddvL6I4tB627szhGNH05W4kh2wtW

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:132433:BkrBCHUqFIAvZSwoQAJKlRAANQYAHyAgh7KQA0EAEF4Q5ap4QRAAsEUEFjDILQJkHkgCrFQTMQ2QgQDqlCgAX8rQQIQEkCsh

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:#6c70e0

Other Hashes

Crop Resistant:49151e0d481c0e0e

Scan History

Scan history not available

Unable to load historical scan data