4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (X11; Linux x86_64; rv:147.0) Gecko/… |
User-Agent claims Linux |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (X11; Linux x86_64; rv:147.0) Gecko/20100101 Firefox/147.0 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | Linux |
|---|
| Confidence | medium — repeated co-occurrence, but initial TTL is environmental — capped at medium |
|---|
|
medium |
4 |
2026-07-07 |
2026-07-07 |
4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.… |
User-Agent claims Linux |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | Linux |
|---|
| Confidence | low — single sighting of an environmental signal |
|---|
|
low |
1 |
2026-06-17 |
2026-06-17 |
4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.… |
User-Agent claims Linux |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 OPR/89.0.4447.51 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | Linux |
|---|
| Confidence | low — single sighting of an environmental signal |
|---|
|
low |
1 |
2026-06-17 |
2026-06-17 |
4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (Macintosh; Intel Mac OS X 12_5) App… |
User-Agent claims macOS |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (Macintosh; Intel Mac OS X 12_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | macOS |
|---|
| Confidence | low — single sighting of an environmental signal |
|---|
|
low |
1 |
2026-06-17 |
2026-06-17 |
4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) … |
User-Agent claims macOS |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.2 Safari/605.1.15 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | macOS |
|---|
| Confidence | low — single sighting of an environmental signal |
|---|
|
low |
1 |
2026-06-17 |
2026-06-17 |
4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (X11; Linux i686; rv:114.0) Gecko/20… |
User-Agent claims Linux |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (X11; Linux i686; rv:114.0) Gecko/20100101 Firefox/114.0 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | Linux |
|---|
| Confidence | low — single sighting of an environmental signal |
|---|
|
low |
1 |
2026-06-17 |
2026-06-17 |
4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv… |
User-Agent claims macOS |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:147.0) Gecko/20100101 Firefox/147.0 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | macOS |
|---|
| Confidence | low — single sighting of an environmental signal |
|---|
|
low |
1 |
2026-06-17 |
2026-06-17 |
4:113+15:0:1460:65535,1:mss,nop,ws,nop,nop,sok:df,id+,ecn:0 |
Mozilla/5.0 (Macintosh; Intel Mac OS X 12_5) App… |
User-Agent claims macOS |
TCP SYN initial TTL 113+15 indicates Windows
The initial TTL is set by the sending kernel (64 on Unix-like systems, 128 on Windows) and survives NAT. But VPNs, proxies and tunnels legitimately replace the sending stack, so this check never exceeds medium confidence.
| Full User-Agent | Mozilla/5.0 (Macintosh; Intel Mac OS X 12_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 YaBrowser/22.7.0 Yowser/2.5 Safari/537.36 |
|---|
| Observed TTL | 113+15 (observed + path distance → initial) |
|---|
| Claimed OS | macOS |
|---|
| Confidence | low — single sighting of an environmental signal |
|---|
|
low |
1 |
2026-06-17 |
2026-06-17 |