| What it does | Free browser diagnostic tools revealing IP, browser, timezone, speed, and more with no signup required
| Find how old a water heater, furnace or air conditioner is from its serial number
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| Based in | PK
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| Pricing model | Free
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| Pricing | Not given
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| Key features | - IP address detection with ISP and location details
- Internet speed test for download and upload speeds
- Browser and OS identification
- Timezone and UTC offset detection
- VPN and IP leak detection
- DNS lookup with public A and AAAA records
- Password breach check with in-browser hashing
- Email header analysis and SPF/DKIM/DMARC verification
- ISP throttling detection for video streams
- GPU and WebGL capability detection
| - Water heater serial number decoders for Bradford White, A.O. Smith, State, American, Whirlpool, Rheem, Ruud, Lochinvar
- Furnace and air conditioner decoders for Goodman, Amana, Lennox, Carrier, Trane, American Standard
- Water heater and furnace error code lookups
- Water heater sizing calculator for tank and tankless models
- Rheem water heater status light meanings
- Goodman furnace LED flash code reference
- Rinnai V53De tankless water heater code lookup
- Rheem tankless water heater code lookup
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| What makes it different | - No signup, cookies, or data storage required
- Results appear instantly, powered by browser itself
- Privacy-first design without dark patterns
- Fully responsive across mobile, tablet and desktop
- Honest explanations of tool methodology and limits
| - Independent reference not affiliated with or endorsed by any manufacturer
- Distinguishes manufacture date from installation date and emphasizes condition and maintenance over age
- Covers safety guidance including gas smell warnings and professional contractor recommendations
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ● no change since last check | 1 ● no change since last check |
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| Trust Flow (Majestic) | 3 | 1 |
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| Citation Flow (Majestic) | 18 | 17 |
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| Referring domains (Majestic) | 6 | 4 |
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WhatIsMyTools
Age by Serial Number