Security Scan Report: us.larkoffice.com

Redirected to: https://accounts.feishu.cn/accounts/page/login?app_id=2&no_trap=1&query_scope=all&redirect_uri=https%3A%2F%2Faccounts.feishu.cn%2Faccounts%2Fweb%2Fdual_domain%2Fsave_cookie%3Fdual_domain_token%3Dcb5befe0-ef3c-457b-bc28-cbc3c6d96886-0220260202212943z08eu_ncf607%26redirect_uri%3Dhttps%253A%252F%252Fus.larkoffice.com%252Fdrive%252Fhome%252F%253Flogin_redirect_times%253D1&tenant_hint=us

Submitted: Feb 2, 2026, 1:29:37 PMCompleted: Feb 2, 2026, 1:31:32 PMpubliccompleted
Loading additional data...

Summary

This website contacted 8 IPs in 5 countries across 12 domains to perform 26 HTTP transactions. The main domain is accounts.feishu.cn and was registered NaN years ago.

Submitted URL: https://us.larkoffice.com

Effective URL: https://accounts.feishu.cn/accounts/page/login?app_id=2&no_trap=1&query_scope=all&redirect_uri=https%3A%2F%2Faccounts.feishu.cn%2Faccounts%2Fweb%2Fdual_domain%2Fsave_cookie%3Fdual_domain_token%3Dcb5befe0-ef3c-457b-bc28-cbc3c6d96886-0220260202212943z08eu_ncf607%26redirect_uri%3Dhttps%253A%252F%252Fus.larkoffice.com%252Fdrive%252Fhome%252F%253Flogin_redirect_times%253D1&tenant_hint=usRedirected

The Cisco Umbrella rank of the primary domain is #114,581 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

Legitimate Feishu login page; no security concerns detected.

Safety Factors
Established domain age
Official brand domain in final URL
No malicious Indicators of Compromise
No suspicious forms or redirects beyond legitimate login flow
Domain age information unavailable

Details

Page Title

Feishu - Log in

Scan Type

public

Language

🇺🇸

English

(51% confidence)

Category

technology software

(59%)

Domain Information

You're looking at domain 'us.larkoffice.com' on the commercial generic top-level domain (.com); it also runs on subdomain 'us'. Count 10 characters in 'larkoffice' containing four vowels alongside six consonants. It segments into two words: lark, office. Expect 5 characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://us.larkoffice.com

Page Load Overview

9.59s
Total Load Time
49
HTTP Requests
19
Domains
714 KB
Total Size

Language Analysis

Primary Language

🇺🇸English
Code: en
Confidence:51%
Script:Latin
Direction:ltr

Detection Details

Language Code:en
Detection Confidence:51%
Script Type:Latin
HTML Lang Attribute:zh-CN
Text Length:613 chars
Detector Agreement:100%
Language mismatch: Declared as zh but detected as en

Website Classification

Primary Category

technology software59% confidence
Type: dynamic
Method: ml+structural

All Detected Categories

technology software
59%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
7139.177.246.206Hong Kong
AS396986Bytedance Inc.
6163.181.254.192United States
6163.181.254.190Germany
6101.47.85.10Hong Kong, Hong Kong
AS150436Byteplus Pte. Ltd.
6192.178.170.97France
6163.181.58.171United KingdomUnknown
6155.102.51.7UnknownUnknown
6155.102.51.5Frankfurt am Main, Hesse, Germany
AS24429Zhejiang Taobao Network Co.,Ltd
498--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T183D39401B72669F6A81A4B37CFE43D1A9024A3CD67542A0EDC350374A61FB5F2DA81FD

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:BR1iPnCSgebHihpC2YVKBHGnHOYDyJhJeMLLuDNDNKNDNDNKN33xrNEFNEQeMLLX:xuuYDnS0S

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:135895:AwBHWIIwBJkHSMBiBGUxZRwAAok6hINCJAwARCmUQBqjEJVxJSAIchiFYEQJFA7UQBCQCKExIAhAyphEZQgwD4CUxQzKUEoY

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:fcfcfcccccfcfdfc
Perceptual Hash:d853c78a3855c7a9
Difference Hash:8109189091091981
Wavelet Hash:78e8c8c8ccfcc8f8
Color Hash:#e0da6c

Other Hashes

Crop Resistant:8109189091091981

Scan History

Scan history not available

Unable to load historical scan data