Security Scan Report: check-device-security.firebaseapp.com

Redirected to:
https://www.santander.co.uk/
Site favicon
Submitted: Completed: publiccompleted
This website contacted 28 IPs in 3 countries across 17 domains to perform 87 HTTP transactions. The main domain is firebaseapp.com and was registered 14 years ago.

Submitted URL: https://check-device-security.firebaseapp.com/

Effective URL:
https://www.santander.co.uk/
Redirected

AI Security Verdict

Moderate Risk

Confidence: 70%

5
Risk Score

Unsolicited 'check-device-security' Firebase link, flagged as phishing by one feed, funnels through redirects to the genuine Santander site. No form harvests data, but the lure host is deceptive — treat links from it as untrusted.

Risk Factors (4)
Single-source phishing threat-intel report against the entry subdomain
Deceptive 'device security' subdomain name on free, instantly creatable Firebase hosting
Multi-hop cross-domain redirect chain from an unranked throwaway host to a banking login destination
Scanner received a bot-protection/challenge page while a residential client received different content
Safety Factors (5)
Redirect terminates on www.santander.co.uk, the brand owner's own established domain (Cisco Umbrella top 1M, #342375)
No credential, password, or payment fields present in the captured DOM
No JavaScript malware patterns, no network IDS alerts, no credential exfiltration detected
Third-party resources are mainstream marketing/consent tooling (Adobe, OneTrust, LaunchDarkly, Facebook)
No concrete malicious signal: the threat-feed matches name third-party or shared hosts, or rest on a single feed or a reputation label, so they were not counted; no hunting rule / Safe-Browsing / IDS / credential form / brand impersonation either. Elevated risk rested on domain age or reputation alone; clamped from 7 to 5
Domain age information unavailable

Details

Page Title

Online

Scan Type

public

Domain Name Analysis

You're looking at domain 'check-device-security.firebaseapp.com' on the commercial generic top-level domain (.com) and includes subdomain 'check-device-security'. Count 11 characters in 'firebaseapp' holding five vowels versus six consonants. Breaking it apart gives 3 words: fire, base, app. Median word length is 4 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://check-device-security.firebaseapp.com/

Page Load Overview

1.44s
Total Load Time
2.4 MB
Total Size

Language Analysis

Primary Language

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

Detection Details

HTML Lang Attribute:en
Text Length:17 chars
Detector Agreement:0%

Website Classification

Primary Category

unknown0% confidence
Type: dynamic
Method: structural

All Detected Categories

No categories detected

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
12172.64.155.119Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
1123.50.131.154Akamai · CDNFrankfurt am Main, Hesse, Germany
AS20940Akamai International B.V.
1123.52.181.12Akamai · CDNFrankfurt am Main, Hesse, Germany
AS16625Akamai Technologies, Inc.
8199.36.158.100Fastly · CDNUnited States
AS54113Fastly, Inc.
823.50.131.138Akamai · CDNFrankfurt am Main, Hesse, Germany
AS20940Akamai International B.V.
623.50.131.134Akamai · CDNFrankfurt am Main, Hesse, Germany
AS20940Akamai International B.V.
3192.178.183.94Google · CDNUnited States
AS15169Google LLC
3107.21.57.231Aws · CLOUDAshburn, Virginia, United States
AS14618Amazon.com, Inc.
3104.18.32.137Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
323.50.131.160Akamai · CDNFrankfurt am Main, Hesse, Germany
AS20940Akamai International B.V.
8728--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1CC51859E1C84E419993B2F0554C5B8484789EE278D388CEE63EB512DC742FB0161B90F

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

48:b1brRoLWohdoJdoaTAoGp6fl3MAV3pS2DGffF/JQA7MTNj:Bi1KrTAp6fl3MA3pS2D0/JQA7MTNj

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:2888:AEACAABgAAAQEAhYALABCGgAAAADBAnQiAEALgAGAIEQCCCUQCAAACCAABVAAAABBkEIgAIAAAQABAAAAAQAICAAEAAgAQDQ

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:ffff03000004ffdb
Perceptual Hash:ac07fcd27cc32c2c
Difference Hash:64bebfceecfd3333
Wavelet Hash:ffff03000000ffdb
Color Hash:06200030000

Scan History

Scan history not available

Unable to load historical scan data