Security Scan Report: api-c1b78c08.duosecurity.com

Redirected to:
https://duo.com/
Site favicon
Submitted: Aug 4, 2026, 7:32:53 PMCompleted: Aug 4, 2026, 7:33:43 PMpubliccompleted
Loading additional data...

Summary

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

Submitted URL: https://api-c1b78c08.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 Security subdomain with no malicious indicators.

Safety Factors
Domain age 10156 days (well‑established)
Cisco Umbrella ranking within top 10K
Positive business legitimacy indicators (about/contact pages)
All external resources are reputable (e.g., duo.com, CDN providers)
No forms or credential exfiltration observed
Domain age information unavailable

Details

Page Title

Complete Identity Security & MFA Solutions | Cisco Duo

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

healthcare medical

(86%)

Domain Information

The domain 'api-c1b78c08.duosecurity.com' uses the commercial generic top-level domain (.com); it also runs on subdomain 'api-c1b78c08'. Its registrable label 'duosecurity' stretches across 11 characters with 5 vowels and 6 consonants. Breaking it apart gives 2 words: duo, security. Average segment length settles at 5.5 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://api-c1b78c08.duosecurity.com

Page Load Overview

3.05s
Total Load Time
88
HTTP Requests
12
Domains
6.8 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:11,323 chars
Detector Agreement:100%

Website Classification

Primary Category

healthcare medical86% confidence
Type: spa
Method: ml+structural+ocr_tiebreaker

All Detected Categories

healthcare medical
86%
cryptocurrency blockchain
58%
documentation technical
51%
adult content
41%
corporate
35%

Detected Features

Search
OG: website
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
2223.222.80.119Hamburg, Free and Hanseatic City of Hamburg, Germany
AS16625Akamai Technologies, Inc.
22146.75.122.132Fastly · CDNFrankfurt am Main, Hesse, Germany
AS54113Fastly, Inc.
223.161.82.27Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
2252.32.63.143Aws · CLOUDBoardman, Oregon, United States
AS16509Amazon.com, Inc.
884--

Page Statistics

88
Requests
12
Unique Domains
7.2 MB
Total Size

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1C654815779E1321AE6D38369A6A27A897910980FFD335CDCF24D53784FCDBE24C1260A

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:f7O/ddvZ6EYnpWzic2jLff3Mdbj8HZF+hXz9JA14tB65/HcsznGbtLVkhvwt8Ix+:f7NX4ha4tBuPDznGbhw4t8Iz4Tz

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:303574:iRiCEASQiEAdcIyk/XWUSgggQEDSkFmYhgBYSNIGZChRBYEvwB90EFhMEGhTQBsAg2kWLZJQFhEwAGGoKNWROGAcCSI6KJUY

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:b9d26c6bd2392c85
Difference Hash:4915160c0b333333
Wavelet Hash:a4c3c7efef818181
Color Hash:#79d2bb

Other Hashes

Scan History

Scan history not available

Unable to load historical scan data