back number
Data calls made by back number
Overview of network connections made by back number during the first 60 seconds after installation.
back number contacted 16 different domains within the first minute of opening. This data was collected from 1 independent scan We identified 7 ad creatives being loaded, confirming active ad monetization. across servers in 🇯🇵 🇺🇸, providing transparency into the app's actual network behavior and data sharing practices.
Scan Runs
1
Unique Domains
16
Ad Creatives Found
7
Countries
🇯🇵🇺🇸
Contacted Domains (16)
| November 22, 2025 at 06:28:59 | backnumber.info backnumber.info/static/original | 🇯🇵 AMAZON-02 | Request: Response: text/javascript | ||
| November 22, 2025 at 06:28:58 | backnumber.info backnumber.info/feature/walkthrough | 🇯🇵 AMAZON-02 | Request: Response: text/html | ||
| November 22, 2025 at 06:28:59 | backnumber.info backnumber.info/static/original | 🇯🇵 AMAZON-02 | Request: Response: text/css | ||
| November 22, 2025 at 06:28:59 | backnumber.info backnumber.info/static/original | 🇯🇵 AMAZON-02 | Request: Response: text/javascript | ||
| November 22, 2025 at 06:28:59 | backnumber.info backnumber.info/static/original | 🇯🇵 AMAZON-02 | Request: Response: text/javascript | ||
| November 22, 2025 at 06:28:57 | oneroom.info oneroom.info/feature/walkthrough | 🇯🇵 AMAZON-02 | Request: Response: text/html | ||
| November 22, 2025 at 06:28:59 | backnumber.info backnumber.info/static/original | 🇯🇵 AMAZON-02 | Request: Response: text/javascript | ||
| November 22, 2025 at 06:28:59 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/png | ||
| November 22, 2025 at 06:28:59 | backnumber.info backnumber.info/static/original | 🇯🇵 AMAZON-02 | Request: Response: text/css | ||
| November 22, 2025 at 06:28:59 | typekit.net use.typekit.net/clh7rzl.css | 🇺🇸 Akamai International B.V. | Request: Response: text/css | ||
| November 22, 2025 at 06:28:59 | Firebase fonts.googleapis.com/css2 | Request: Response: text/css | |||
| November 22, 2025 at 06:29:00 | backnumber.info backnumber.info/static/common | 🇯🇵 AMAZON-02 | Request: Response: image/gif | ||
| November 22, 2025 at 06:29:00 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/svg+xml | ||
| November 22, 2025 at 06:29:00 | plusmember.jp cmn-assets.plusmember.jp/webfont/assets | 🇺🇸 AMAZON-02 | Request: Response: text/css | ||
| November 22, 2025 at 06:29:00 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: text/css | ||
| November 22, 2025 at 06:29:00 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: text/css | ||
| November 22, 2025 at 06:29:00 | typekit.net p.typekit.net/p.css | 🇺🇸 Akamai International B.V. | Request: Response: text/css | ||
| November 22, 2025 at 06:29:00 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: application/x-javascript | ||
| November 22, 2025 at 06:29:00 | Google fonts.gstatic.com/s/notosansjp | Request: Response: font/woff2 | |||
| November 22, 2025 at 06:29:00 | Google fonts.gstatic.com/s/notosansjp | Request: Response: font/woff2 | |||
| November 22, 2025 at 06:29:00 | Google fonts.gstatic.com/s/notosansjp | Request: Response: font/woff2 | |||
| November 22, 2025 at 06:29:00 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/png |  | |
| November 22, 2025 at 06:29:01 | typekit.net use.typekit.net/af/e0cede | 🇺🇸 Akamai International B.V. | Request: Response: application/font-woff2 | ||
| November 22, 2025 at 06:29:01 | Firebase ajax.googleapis.com/ajax/libs | Request: Response: text/javascript | |||
| November 22, 2025 at 06:29:01 | yimg.jp s.yimg.jp/images/listing | 🇯🇵 Yahoo Japan | Request: Response: application/javascript | ||
| November 22, 2025 at 06:29:01 | plusmember.jp cmn-assets.plusmember.jp/webfont/assets | 🇺🇸 AMAZON-02 | Request: Response: binary/octet-stream | ||
| November 22, 2025 at 06:29:02 | Google fonts.gstatic.com/s/notosansjp | Request: Response: font/woff2 | |||
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg |  | |
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg |  | |
| November 22, 2025 at 06:29:01 | Google www.googletagmanager.com/gtag/js | Request: Response: application/javascript | |||
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg |  | |
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/gif | ||
| November 22, 2025 at 06:29:01 | Google www.googletagmanager.com/gtag/js | Request: Response: application/javascript | |||
| November 22, 2025 at 06:29:02 | Google fonts.gstatic.com/s/notosansjp | Request: Response: font/woff2 | |||
| November 22, 2025 at 06:29:02 | Google fonts.gstatic.com/s/notosansjp | Request: Response: font/woff2 | |||
| November 22, 2025 at 06:29:02 | Google fonts.gstatic.com/s/notosansjp | Request: Response: font/woff2 | |||
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg | ||
| November 22, 2025 at 06:29:02 | Google www.googletagmanager.com/static/service_w... | Request: Response: text/html | |||
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg |  | |
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg | ||
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg |  | |
| November 22, 2025 at 06:29:02 | backnumber.info backnumber.info/static/backnumber | 🇯🇵 AMAZON-02 | Request: Response: image/jpeg |  | |
| November 22, 2025 at 06:29:05 | ByteDance analytics.tiktok.com/api/v2 | 🇺🇸 Akamai International B.V. | Request: text/plain Response: application/json | ||
| November 22, 2025 at 06:29:03 | Google www.google.com/ccm/collect | Request: Response: text/plain | |||
| November 22, 2025 at 06:29:03 | Google www.googletagmanager.com/static/service_w... | Request: Response: text/javascript | |||
| November 22, 2025 at 06:29:03 | yahoo.co.jp apm.yahoo.co.jp/rt/ | 🇯🇵 Yahoo Japan | Request: Response: text/javascript | ||
| November 22, 2025 at 06:29:03 | Google www.googletagmanager.com/gtag/js | Request: Response: application/javascript | |||
| November 22, 2025 at 06:29:03 | Google Analytics www.google-analytics.com/analytics.js | Request: Response: text/javascript | |||
| November 22, 2025 at 06:29:03 | Google Analytics www.google-analytics.com/g/collect | Request: Response: text/plain | |||
| November 22, 2025 at 06:29:04 | Google Analytics www.google-analytics.com/j/collect | Request: text/plain Response: text/plain |