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workbox-service-worker--govuk-design-system-preview.netlify.app

“Home – GOV.UK Design System”

Threat verdict Critical 100/100 evidence score
Availability Last known active Latest stored reachability observation
Risk signals
VirusTotal detections: 15/89 Brand impersonation: Unknown Last known active
Sep 17, 2026 Unknown CDN
Actions API
⚠️
This domain has been flagged as malicious
Security engines reporting a detection: 15. Exercise extreme caution — do not enter credentials or personal information.

Evidence Summary

CRITICAL
Score
100/100

workbox-service-worker--govuk-design-system-preview.netlify.app is a tenant hostname on Netlify, not a separately registered domain. PhishDestroy first observed the hostname on Sep 17, 2026. Stored content metadata identifies Unknown as the apparent target. The captured page title is “Home – GOV.UK Design System”. Page analysis recorded additional brand references to Across and Slack. Stored page analysis classifies the content as impersonation. Current evidence score: 100/100 (critical).

Positive findings are stored from 2 sources: VirusTotal and Cloudflare Radar. VirusTotal recorded 15 detections among 89 engines: alphaMountain.ai, BitDefender, CyRadar, ESET, Forcepoint ThreatSeeker, Fortinet, G-Data, Gridinsoft, Kaspersky, Lionic, MalwareURL, OpenPhish, Sophos, VIPRE, Webroot on Sep 17, 2026 at 16:47 UTC. Cloudflare Radar classified the hostname as malicious and placed it in the phishing category; its verdict timestamp was not retained. Non-positive and contextual checks: The separate external-blocklist snapshot contained no matches on Sep 17, 2026 at 14:20 UTC. Google Safe Browsing returned no flag on Sep 17, 2026 at 16:47 UTC. A URLScan capture is available, but no capture timestamp was recorded.

HTTP 200 was recorded on Sep 17, 2026 at 10:00 UTC. Netlify is the hosting platform for this tenant, not its registrar. At collection time, the hostname resolved to 35.157.26.135 on AS16509 (Amazon.com, Inc.). The IP and ASN identify shared Netlify infrastructure, not the tenant operator. DOM analysis on Sep 17, 2026 at 10:20 UTC returned 93/100. The evidence archive retains 2 visual captures from PhishDestroy and URLScan. The platform TLS certificate was issued by DigiCert Inc / DigiCert Global G2 TLS RSA SHA256 2020 CA1 with validity through Mar 19, 2027; checked Sep 17, 2026 at 10:02 UTC.

The content indicators and 2 positive source findings support the current Unknown-themed impersonation classification.

VirusTotal
VirusTotal
15 det.
CF Radar
Malicious
URLScan
URLScan
Report ↗
TLS Certificate
DigiCert Inc / DigiCert Global G2 TLS RSA SHA256 2020 CA1
Observed status
Last known active 200
PhishDestroy
DestroyList
Listed
Data coverage VirusTotal 15 / 89 OTX no community references CF Radar provider verdict: malicious URLScan capture stored report TLS valid certificate, 183d WHOIS not parsed Screenshot 2 captures · 2 sources
Network Security Intelligence
CF Cloudflare Radar Verdict Malicious
Phishing
View full Cloudflare Radar report

Forensic History & Detection Timeline

This timeline displays historical security and status checkpoints observed by the PhishDestroy automated monitoring network. It records domain lifecycle updates, scanner changes, and threat telemetry over time.
  1. Threat First Observed Sep 17, 2026 · 11:25 UTC
    Domain ingestion complete. Initial state is marked as unknown pointing to IP 35.157.26.135.

Threat Response Pipeline

Discovery
Checks
Reports
Availability
10/12

Public Blocklist Status

Evasion analysis

Cloaking & traffic-distribution check

Stored crawler-versus-browser observations for this host, plus a live fingerprint check for Keitaro-style traffic distribution systems.

Stored cloaking flag
Not yet scanned
Last cloaking scan
Server header seen by scanner
Netlify

Scanner note: alive_content: raw=ok; http=200; via=https_proxy; server=Netlify

Live TDS fingerprint check
Seven Keitaro fingerprints plus a crawler-versus-browser comparison, run from the PhishDestroy scanner when this section scrolls into view.
Waiting

Stored Capture · 2 sources

Primary capture 1 / 2
SourcePrimary capture
Captured2026-09-17 09:25 UTC
StateStored capture
Position1 / 2
View Full Size Open raw image Wayback Download

Domain Intelligence

Domain
Server / ASN Netlify · AS16509 Amazon.com, Inc.
IP Context Netlify shared edge origin IP hidden Edge-IP reputation is not attributed to this domain.
Platform provider Netlify US(US)
IP Address 35.157.26.135 CDN
GeoDE Frankfurt, DE
NetworkAS16509 · AWS EC2 (eu-central-1)
Reverse IPviewdns.info → rapiddns.io →
The origin IP is hidden behind a CDN proxy. Reverse-IP results for the edge address contain unrelated tenants; finding the origin requires passive DNS or certificate-transparency data.
HTTP Status200
Technical detailsDNS, SSL SANs, timestamps
First DetectedSep 17, 2026
DOM Analysisanalyzed Sep 17, 2026score 93/1002 brand signals
Submitted URLhttp://workbox-service-worker--govuk-design-system-preview.netlify.app/
TLS Fingerprint
TLS Observationvalid from Feb 16, 2026scanned Sep 17, 2026
TLS SAN Domainsnetlify.app
Favicon Hash
Page Title
Home – GOV.UK Design System
Impersonates
Across Slack
TLS Certificate
Valid transport encryption · Issued by DigiCert Inc / DigiCert Global G2 TLS RSA SHA256 2020 CA1 · valid for 183 days
Technologies · 5 identified
Detected via Cloudflare Radar · Wappalyzer engine
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VirusTotal Analysis

15 / 89 security vendors flagged this domain
View on VT
Last analyzed Previous stored snapshot: 15 detections
alphaMountain.ai
BitDefender
CyRadar
ESET
Forcepoint ThreatSeeker
Fortinet
G-Data
Gridinsoft
Kaspersky
Lionic
MalwareURL
OpenPhish
Sophos
VIPRE
Webroot
Site Performance Analysis

Google PageSpeed Insights — mobile performance audit of workbox-service-worker--govuk-design-system-preview.netlify.app · checked Sep 17, 2026

96
Good
Performance
FCP
1.06s
First Contentful Paint
LCP
1.67s
Largest Contentful Paint
CLS
0.112
Cumulative Layout Shift
TBT
0ms
Total Blocking Time
SI
1.85s
Speed Index
Powered by Google PageSpeed Insights · Mobile strategy · Scores: 90-100 Good 50-89 Needs Work 0-49 Poor

Evidence & External Reports

Security Analysis
URLScan Stored capture VirusTotal 15 det. ChainPatrol URLQuery Open lookup SSL Labs Stored TLS valid CF Radar Malicious WOT ScamAdviser Blacklist Checker URLVoid Sucuri SiteCheck MDN Observatory
OSINT & Intelligence
Web-Check Full scan SOCRadar Dark web report LeakIX Leak search Shodan Censys ThreatFox Hudson Rock Sign-in search IntelX crt.sh Certs WHOIS Wayback
DNS & Network
nslookup.io DNS bgp.tools ASN/Route
SEO & Domain
SpyFu Moz DA/PA Ahrefs Backlinks Deep Analysis

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