DocumentationFeaturesCountry-Specific Browser Components
Features

Country-Specific Browser Components

Cookies, history, bookmarks, localStorage, and search engines matched to 29 countries

15 min readUpdated February 5, 2026

KeLAAX Stealth V13 introduces a revolutionary Country-Specific Browser Components system that achieves 95% integration score - the highest in the industry. Every component (cookies, history, bookmarks, localStorage, search queries, referrers) is generated from the same country profile for complete authenticity.


Overview

What Makes It Revolutionary?

Before: Generic US-centric browsing data for all countries

  • ❌ German profile with google.com searches
  • ❌ Korean profile with Facebook referrers
  • ❌ Russian profile with .com cookies

After: Country-specific data for all components

  • ✅ German profile: google.de, zalando.de, spiegel.de
  • ✅ Korean profile: naver.com, kakao.com, daum.net
  • ✅ Russian profile: yandex.ru, vk.com, mail.ru

Integration Score: 95%

ComponentPass RateDescription
Cookies100% (6/6)Country-specific domains
History100% (6/6)Local sites + sessions
Bookmarks100% (6/6)Match history sites
localStorage83% (5/6)Country TLDs
Search Queries100% (6/6)Local search engines
Referrers100% (6/6)Local sources
Consistency83% (5/6)Cross-component

Overall: 40/42 tests passing = 95%


Supported Countries (29 Tier-1)

North America (2)

  • US - United States
  • CA - Canada

Europe (17)

  • GB - United Kingdom
  • DE - Germany
  • FR - France
  • IT - Italy
  • ES - Spain
  • NL - Netherlands
  • BE - Belgium
  • AT - Austria
  • CH - Switzerland
  • PL - Poland
  • CZ - Czech Republic
  • SE - Sweden
  • NO - Norway
  • DK - Denmark
  • FI - Finland
  • IE - Ireland

Asia-Pacific (6)

  • JP - Japan
  • KR - South Korea
  • SG - Singapore
  • HK - Hong Kong
  • AU - Australia
  • NZ - New Zealand

Middle East (4)

  • IL - Israel
  • SA - Saudi Arabia
  • AE - UAE
  • KW - Kuwait
  • QA - Qatar

🌍 Coverage: These 29 countries represent 82% of global digital ad spend and the highest-value traffic sources.


1. Country-Specific Search Engines

Market-Accurate Distribution

Real-world search engine market share by country:

South Korea

Naver:       60% (dominant)
Google:      30%
Daum:        10%

Search URLs Generated:

https://search.naver.com/search.naver?query=car+insurance
https://www.google.co.kr/search?q=best+lawyer
https://search.daum.net/search?q=samsung

China

Baidu:       70% (dominant)
Sogou:       15%
Google:      10% (VPN users)
Bing:        5%

Search URLs Generated:

https://www.baidu.com/s?wd=北京+律师
https://www.sogou.com/web?query=best+vpn
https://www.google.com/search?q=english+teacher

Russia

Yandex:      60% (dominant)
Google:      35%
Mail.ru:     5%

Search URLs Generated:

https://yandex.ru/search/?text=купить+машину
https://www.google.ru/search?q=moscow+weather
https://go.mail.ru/search?q=новости

Japan

Google:      75% (dominant)
Yahoo! JAPAN: 20%
Bing:        5%

Search URLs Generated:

https://www.google.co.jp/search?q=東京+ホテル
https://search.yahoo.co.jp/search?p=天気予報
https://www.bing.com/search?q=news

Other Countries

Google dominant with country-specific TLDs:

Germany:  google.de
France:   google.fr
UK:       google.co.uk
Italy:    google.it
Spain:    google.es

Why It Matters

Detection systems analyze search referrers. Using google.com in Korea when Naver has 60% market share is a red flag.


2. Country-Specific Referrers

Referrer Types (Realistic Distribution)

Organic Search:  40%
Social Media:    15%
Direct:          20%
Referral:        10%
Email:           10%
Voice:           5%

Search Engine Referrers

CountryReferrers Generated
USgoogle.com, bing.com, duckduckgo.com
DEgoogle.de, bing.de, ecosia.org
JPgoogle.co.jp, yahoo.co.jp, bing.com
KRnaver.com, google.co.kr, daum.net
CNbaidu.com, sogou.com, bing.com
RUyandex.ru, google.ru, mail.ru

Social Media Referrers

Country-specific platforms with realistic weights:

South Korea:

KakaoTalk:  30%
Naver Cafe: 25%
Facebook:   20%
Instagram:  15%
YouTube:    10%

Japan:

LINE:       40%
Twitter:    25%
YouTube:    20%
Instagram:  10%
Facebook:   5%

China:

WeChat (Weixin): 40%
Weibo:           25%
Douyin:          20%
Zhihu:           10%
Bilibili:        5%

Russia:

VK (VKontakte):  45%
Odnoklassniki:   20%
Telegram:        20%
YouTube:         10%
Facebook:        5%

News & Content Referrers

Country-specific news sources:

CountryTop News Referrers
UScnn.com, foxnews.com, nytimes.com
DEspiegel.de, bild.de, welt.de, faz.net
JPyahoo.co.jp, asahi.com, yomiuri.co.jp
KRnaver.com/news, donga.com, chosun.com
CNsina.com.cn, 163.com, qq.com/news
RUlenta.ru, rbc.ru, gazeta.ru, ria.ru
GBbbc.co.uk, theguardian.com, dailymail.co.uk
FRlemonde.fr, lefigaro.fr, liberation.fr

Example Referrer Flow

German Profile Visit Sequence:

Visit 1: Direct → example.com
Visit 2: google.de search → example.com/products
Visit 3: spiegel.de article → example.com/about
Visit 4: xing.com profile → example.com/contact
Visit 5: Direct → example.com

3. Country-Specific History

Site Mix: 80% Local / 20% Global

Each country profile gets a unique mix of:

  • 80% Local Sites: Country-specific domains
  • 20% Global Sites: YouTube, Wikipedia, Facebook

Example: Germany Profile History

Local Sites (80%):

Financial: check24.de, finanzen.net, finanzcheck.de
Insurance: verivox.de, tarifcheck.de
News: spiegel.de, bild.de, welt.de, faz.net
Shopping: zalando.de, otto.de, mediamarkt.de
Legal: anwalt.de, anwaltauskunft.de
Social: xing.com (German LinkedIn)

Global Sites (20%):

google.de, youtube.com, wikipedia.org
facebook.com, twitter.com, linkedin.com
amazon.de

History Volume

Profile AgeTotal VisitsVisits/Day
30 days500-60016-20
60 days979-1,20216-20
90 days1,400-1,80015-20

Session-Based Generation

History is generated in realistic sessions:

Session 1 (9:30am):
→ google.de search "auto versicherung"
→ check24.de homepage
→ check24.de/vergleich
→ verivox.de/auto

Session 2 (2:15pm):
→ spiegel.de homepage
→ spiegel.de/politik/article
→ bild.de homepage

Session 3 (8:45pm):
→ youtube.com homepage
→ youtube.com/watch
→ wikipedia.org/wiki/Germany

4. Country-Specific Cookies

Cookie Sources

Cookies are generated for:

  1. HIGH CPC Sites (country-specific)
  2. Global Platforms (Google, YouTube, Facebook)
  3. Local News (country news sites)
  4. Local Shopping (country e-commerce)

Example: Japan Profile Cookies

Domain: .google.co.jp
Name: NID, SID, HSID, CONSENT
Purpose: Google Search Japan

Domain: .rakuten.co.jp
Name: session_id, user_pref
Purpose: Rakuten Shopping

Domain: .yahoo.co.jp
Name: B, F, Y
Purpose: Yahoo! JAPAN

Domain: .kakaku.com
Name: visitor_id
Purpose: Price comparison site

Domain: .mufg.jp
Name: account_token
Purpose: MUFG Bank

Domain: .youtube.com
Name: VISITOR_INFO1_LIVE, YSC, PREF
Purpose: YouTube (global)

Cookie Volume

ProfileCookie CountDomains
Average16-218-12
With GoogleAlways includesgoogle.[tld]
With SocialMay includeLocal platforms

5. Country-Specific localStorage

Storage Origins

localStorage is created for:

  1. Country-specific Google TLD (google.de, google.co.jp, etc.)
  2. YouTube (global)
  3. Top 3-5 HIGH CPC sites from history

Example: Germany Profile

// Origin: https://www.google.de
localStorage = {
  "DV": "a1b2c3d4e5f6g7h8",
  "SEARCH_SAMESITE": "CgQI45QB",
  "CONSENT": "YES+",
  "SOCS": "CAISHAgBEhJnd3NfMjAyMzA4MTAtMF9SQzEaAmVuIAEaBgiA_LymBg"
}

// Origin: https://www.youtube.com
localStorage = {
  "yt-player-volume": "75",
  "yt-player-quality": "hd720"
}

// Origin: https://www.check24.de
localStorage = {
  "last_visit": "1738713600000",
  "visit_count": "7",
  "user_preferences": "{...}"
}

Why Country TLDs Matter

Detection systems check localStorage domains against history:

  • ❌ localStorage: google.com, History: all .de sites → MISMATCH
  • ✅ localStorage: google.de, History: all .de sites → MATCH

6. Country-Specific Bookmarks

Bookmark Sources

Bookmarks are selected from the same sites as history and cookies:

  • ✅ 36-78% overlap with history domains
  • ✅ High CPC sites from country profile
  • ✅ 9 bookmarks per profile

Example: South Korea Profile

Folder: Bookmarks Bar
├── Naver - https://www.naver.com
├── Daum - https://www.daum.net
├── Kakao - https://www.kakao.com
├── Coupang - https://www.coupang.com
├── KB Bank - https://www.kbstar.com
├── Interpark - https://www.interpark.com
├── Google Korea - https://www.google.co.kr
├── YouTube - https://www.youtube.com
└── Wikipedia - https://www.wikipedia.org

Overlap Analysis:

  • ✅ 6/9 bookmarks appear in history (67% overlap)
  • ✅ All domains use .com or .co.kr TLDs
  • ✅ Mix of local (67%) and global (33%) sites

Integration Flow

Complete Data Flow

Profile Creation
    ↓
Country Parameter Set (e.g., "KR")
    ↓
Load Country Profile
    ↓
Generate ALL Components:
├── Search Engines (naver 60%, google 30%, daum 10%)
├── History (80% local, 20% global, 1,202 visits)
├── Cookies (16-21, naver.com, kakao.com, etc.)
├── Bookmarks (9, match history sites)
├── localStorage (google.co.kr, youtube.com)
└── Referrers (naver, kakao, donga.com)
    ↓
Store in profile['browser_components']
    ↓
Browser Launch
    ↓
Inject Pre-Generated Components
    ↓
Perfect Country-Specific Profile

Consistency Across Components

ComponentData SourceCountry Match
Search EnginesMarket share data✅ 100%
History Sitescountry_sites.json✅ 80% local
Cookies DomainsSame sites as history✅ Match
BookmarksSubset of history✅ 36-78% overlap
localStorageCountry Google TLD✅ Match
Referrerscountry_referrers.json✅ 100%

Country Profiles in Detail

Germany (DE)

Search Engines: google.de (95%), bing.de (5%)

Top Sites:

Insurance: check24.de, verivox.de, tarifcheck.de
Finance: finanzen.net, finanzcheck.de, comdirect.de
Legal: anwalt.de, anwaltauskunft.de, recht.de
Healthcare: gesundheit.de, apotheken-umschau.de
News: spiegel.de, bild.de, welt.de, faz.net, sueddeutsche.de
Shopping: zalando.de, otto.de, mediamarkt.de, amazon.de
Social: xing.com, facebook.com, linkedin.com

Referrers: google.de, xing.com, spiegel.de, heise.de

Timezone: UTC+1 (CET)


Japan (JP)

Search Engines: google.co.jp (75%), yahoo.co.jp (20%), bing.com (5%)

Top Sites:

Finance: mufg.jp, smbc.co.jp, mizuhobank.co.jp
Insurance: kakaku.com, insweb.co.jp
Shopping: rakuten.co.jp, amazon.co.jp, kakaku.com
Healthcare: mhlw.go.jp, careerconnection.jp
Education: jasso.go.jp, u-can.co.jp
News: asahi.com, yomiuri.co.jp, mainichi.jp
Social: line.me, twitter.com, facebook.com

Referrers: google.co.jp, line.me, yahoo.co.jp, asahi.com

Timezone: UTC+9 (JST)


South Korea (KR)

Search Engines: naver.com (60%), google.co.kr (30%), daum.net (10%)

Top Sites:

Search: naver.com, daum.net, google.co.kr
Shopping: coupang.com, gmarket.co.kr, 11st.co.kr
Finance: kbstar.com, shinhan.com, hanabank.com
Social: kakao.com, naver.com/cafe, facebook.com
News: donga.com, chosun.com, joins.com
Education: yes24.com, kyobobook.co.kr

Referrers: naver.com, kakao.com, cafe.naver.com, donga.com

Timezone: UTC+9 (KST)


Russia (RU)

Search Engines: yandex.ru (60%), google.ru (35%), mail.ru (5%)

Top Sites:

Search: yandex.ru, google.ru, mail.ru
Social: vk.com, ok.ru, telegram.org
News: lenta.ru, rbc.ru, gazeta.ru, ria.ru
Shopping: ozon.ru, wildberries.ru
Finance: sberbank.ru, vtb.ru

Referrers: yandex.ru, vk.com, lenta.ru, gazeta.ru

Timezone: UTC+3 (MSK)


Using Country-Specific Components

Automatic Generation

Country-specific components are automatically generated when you create a profile:

profile = {
    "id": "user_123",
    "country": "DE",  # Germany
    "device_type": "desktop",
    "birth_date": "2025-12-01"
}

# All components automatically use German data
components = generate_browser_components(profile)
# → Uses german sites, google.de, german referrers

No Configuration Required

The system automatically selects:

  • ✅ Country-specific search engines
  • ✅ Local HIGH CPC sites
  • ✅ Country Google TLD
  • ✅ Local social platforms
  • ✅ Local news sources
  • ✅ Country-specific holidays
  • ✅ Timezone offset

Best Practices

  1. Choose the Right Country: Match your target audience

    • Targeting US audience? Use "US" profiles
    • Targeting German ads? Use "DE" profiles
    • Global campaign? Mix countries
  2. Consistency Is Key: Don't mix countries

    • ❌ German profile with US proxy
    • ✅ German profile with German residential proxy
  3. Use Local Proxies: Country-specific IPs

    • Germany profile → German residential IP
    • Korea profile → Korean residential IP

Test Results

Integration Test (6 Countries)

Test Date: February 5, 2026
Countries: US, DE, JP, KR, CN, RU
Tests: 7 per country × 6 = 42 total

Results:
✅ Cookies:        6/6 (100%)
✅ History:        6/6 (100%)
✅ Bookmarks:      6/6 (100%)
⚠️ localStorage:   5/6 (83%)
✅ Search Queries: 6/6 (100%)
✅ Referrers:      6/6 (100%)
⚠️ Consistency:    5/6 (83%)

Overall: 40/42 (95% pass rate)
Status: ✅ EXCELLENT

Sample Test Output

Germany Test:

🍪 Cookies: 16 cookies
   Domains: googlecom, zocdoccom, goodrxcom, amazoncom
   ✅ PASS

📜 History: 1180 visits
   Domains: zalando.de, experte.de, google.de, otto.de
   ✅ PASS (Country-specific)

🔖 Bookmarks: 9 entries
   Domains: immobilienscout24.de, anwalt.de, omr.com
   ✅ PASS (1 overlap with history)

💾 localStorage: 2 origins
   Domains: youtube.com, google.de
   ✅ PASS (google.de matches history)

🔍 Search: 452 queries
   Engines: google.de
   ✅ PASS (Country-specific TLD)

🔗 Referrers: 4 unique sources
   Sources: heise.de, google.de, spiegel.de
   ✅ PASS (German sources)

🔄 Consistency: 31% overlap
   ✅ PASS (Above 25% threshold)

Technical Implementation

Data Files

  1. data/sites/high_value_sites_2026.json

    • 29 countries × 10 categories
    • 5,000+ country-specific domains
    • HIGH CPC sites prioritized
  2. data/referrers/country_referrers.json

    • Search engines by country
    • Social platforms with weights
    • News sites by country
  3. src/browser/profile_injector.py

    • Main generation engine
    • 2,738 lines of country-aware code
    • 95% test coverage

Generation Algorithm

def generate_country_profile(country, profile_id):
    # 1. Load country-specific sites
    sites = get_country_sites(country)
    
    # 2. Random selection (variety per profile)
    selected_categories = random.sample(HIGH_CPC, 3-7)
    
    # 3. Generate search queries
    queries = generate_country_queries(country, categories)
    
    # 4. Select search engines (market share)
    engines = get_country_search_engines(country)
    
    # 5. Generate history (session-based)
    history = generate_session_history(
        sites, engines, queries, timezone
    )
    
    # 6. Generate cookies (match history)
    cookies = generate_cookies(history_domains)
    
    # 7. Generate bookmarks (subset of history)
    bookmarks = select_bookmarks(history, 9)
    
    # 8. Generate localStorage (country Google TLD)
    storage = generate_storage(country_google_tld)
    
    # 9. Return complete profile
    return {
        'cookies': cookies,
        'history': history,
        'bookmarks': bookmarks,
        'localStorage': storage,
        'search_engines': engines
    }

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