OK
reachable
You:
Bot 100.0%
Low
Bytespider zhanzhang.toutiao.com
· Bytespider / Android Bot
AiBot
Policy:
rate-limit-ai
Probability
100 %
Confidence
95 %
Risk Profile
VeryHigh
Threat
None
Hit Count
40
Last Seen
45s ago
Analysis
Bytespider zhanzhang.toutiao.com on /stylobot/hub - caught by Known AI training bot: Bytespider (ByteDance), Known bot pattern: Bytespider, RFC 6455 compliant WebSocket upgrade (valid key, version ...
Detection Signals
- ↑ Heuristic model (late): 97 % bot likelihood (311 features) 2.35
- ↑ Known AI training bot: Bytespider (ByteDance) 1.90
- ↑ Known bot pattern: Bytespider 1.35
- ↑ Heuristic model (early): 79 % bot likelihood (21 features) 1.15
- ↓ RFC 6455 compliant WebSocket upgrade (valid key, version 13, matching origin) 0.26
- ↑ No referrer on subsequent request 0.22
Drifted
Generic Adblocker
→
Bytespider
Drift vs
46.0%
Fingerprint Profile
TLS Version
TLSv1.3
HTTP Protocol
HTTP/1.1
Protocol Client
TLS_AES_256_GCM_SHA384
TCP OS Hint
Unavailable
Fingerprint Integrity
Suspect
UA Consistency
Flagged
Headless Indicator
Low
Datacenter IP
Clean
Browser modes same browser, different modes. One row per persisted mode
| Mode | Observations | Maturity | Shift from baseline | Last seen |
|---|---|---|---|---|
| bot-raw | 223 | 223 | 0.31 (priority, ua family, sec fetch pattern) | 22:30:04 |
| sub-resource | 506 | 506 | 0.14 (priority, referer host family, upgrade insecure requests) | 01:43:49 |
| websocket-upgrade | 82 | 82 | 0.35 (priority, cache control pragma, sec fetch pattern) | 01:43:48 |
| signalr-negotiate | 185 | 185 | 0.20 (custom header signature, x requested with, priority) | 01:43:45 |
| navigation | 214 | 214 | 0.31 (upgrade insecure requests, accept, header case pattern) | 01:43:42 |
5 modes across 1210 observations. See composite browser-mode fingerprints.
Endpoints Visited (1) Click to expand · stats unavailable
| # | Path |
|---|---|
| 1 | /stylobot/hub |
Raw Requests (40) Click to expand
| Time | Method | Path | Status | Prob | Conf | Risk Profile | Action | Time |
|---|---|---|---|---|---|---|---|---|
| 01:43:48 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.1ms |
| 01:43:46 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.3ms |
| 01:42:38 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 13.6ms |
| 01:40:27 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.7ms |
| 01:40:25 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.9ms |
| 01:38:01 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5018.0ms |
| 20:17:27 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.9ms |
| 20:17:27 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.5ms |
| 20:17:26 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.2ms |
| 20:17:25 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.6ms |
| 20:17:24 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 13.5ms |
| 20:14:13 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.6ms |
| 20:12:48 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5019.7ms |
| 12:16:18 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 9937.7ms |
| 12:16:13 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5017.3ms |
| 03:03:00 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 10.8ms |
| 03:03:00 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.3ms |
| 03:02:59 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.0ms |
| 03:02:58 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.8ms |
| 03:02:57 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.8ms |
| 03:01:21 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.1ms |
| 03:01:19 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.7ms |
| 03:01:13 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.8ms |
| 02:58:24 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5017.1ms |
| 19:29:44 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.4ms |
| 19:29:43 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.1ms |
| 19:29:41 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.8ms |
| 19:29:15 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.5ms |
| 19:29:14 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 13.5ms |
| 19:23:47 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5018.0ms |
| 07:50:20 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.8ms |
| 07:50:19 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.0ms |
| 07:49:38 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5017.9ms |
| 23:14:28 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 11.7ms |
| 23:14:27 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.3ms |
| 23:14:27 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.2ms |
| 23:14:26 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.1ms |
| 23:14:25 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 12.1ms |
| 23:13:39 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5017.4ms |
| 17:19:09 | GET | /stylobot/hub | 101 | 100 % | 50 % | VeryHigh | rate-limit-ai | 5017.4ms |
Bot Probability & Confidence History
StyloBot Detection Overhead (ms)
User Agent
Mozilla/5.0 (Linux; Android 5.0) AppleWebKit/537.36 (KHTML, like Gecko) Mobile Safari/537.36 (compatible; Bytespider; https://zhanzhang.toutiao.com/)
Detector Contributions (18 detectors)
| Detector | Confidence Delta | Timing (ms) |
|---|---|---|
|
HeuristicLate
Heuristic model (late): 97 % bot likelihood (311 features)
|
+0.941 | 0.4 |
|
AiScraper
Known AI training bot: Bytespider (ByteDance)
|
+0.950 | 0.0 |
|
UserAgent
Known bot pattern: Bytespider
|
+0.900 | 0.5 |
|
Heuristic
Heuristic model (early): 79 % bot likelihood (21 features)
|
+0.574 | 0.1 |
|
TransportProtocol
RFC 6455 compliant WebSocket upgrade (valid key, version 13, matching origin)
|
-0.200 | 0.0 |
|
Behavioral
No referrer on subsequent request
|
+0.150 | 0.1 |
|
Ip
IP appears normal: 180.184.92.xxx
|
-0.150 | 0.0 |
|
Header
WebSocket upgrade - header profile expected
|
-0.150 | 0.0 |
|
TlsFingerprint
TLS connection appears normal
|
-0.150 | 0.0 |
|
Http2Fingerprint
Using HTTP/1.1 instead of HTTP/2 (HTTP/2 rate: 86 % over 101 samples)
|
+0.086 | 0.0 |
|
AI
AI analysis: borderline case, monitoring
|
+0.000 | 10.7 |
|
VerifiedBot
No known bot UA pattern
|
+0.000 | 0.0 |
|
SecurityTool
No security tools detected in User-Agent
|
+0.000 | 0.1 |
|
RequestHydrator
Request signals hydrated to sink
|
+0.000 | 0.0 |
|
Http3Fingerprint
Connection uses HTTP/1.1 (not HTTP/3)
|
+0.000 | 0.0 |
|
TcpIpFingerprint
Network fingerprint analysis complete (no anomalies detected)
|
+0.000 | 0.0 |
|
HeaderCorrelation
Single signature per header profile
|
+0.000 | 0.0 |
|
FastPathReputation
No known patterns in reputation cache
|
+0.000 | 0.0 |
Signal Intelligence
request
protocol
HTTP/1.1
accept_encoding
gzip, br
risk
justification
Classified AiBot (probability 1.00, confidence 0.50)
friendly_pin_trace
not-applicable:botType=AiBot,yamlType=AiBot,botName=Bytespider zhanzhang.toutiao.com
tls
cipher
TLS_AES_256_GCM_SHA384
Version
TLSv1.3
version
TLSv1.3
Policy applied
Hit history
No sessions recorded yet.
Sessions are created when a visitor's activity gap exceeds 30 minutes.
Effective policy
Loading effective policy…
ASP.NET Pack — Auth health
JWKS reachable
Licensed
ASP.NET pack enabled
OTel Mesh — Traces
Fingerprint timeline
fae533ac34d942548b830840427a31fb
0 observations
Span + log activity for this fingerprint, ordered by timestamp.
No timeline observations
OTel Mesh receiver online, but no observations seen for this fingerprint id (check W3C baggage propagation)
Operator actions
Operator actions
Block/Allow writes a scoped policy rule for this fingerprint — a policy action, applied via the live policy pipe. It is never a skip-detection bypass.
Signature:
bf6yr7XtmWRUxXu_aTF2pQ
|
Processing: 12ms
|
Country: CN
|
UA: Mozilla/5.0 (Linux; Android 5.0) AppleWebKit/537.36 (KHTML, like Gecko) Mobile Safari/537.36 (compatible; Bytespider; https://zhanzhang.toutiao.com/)
|
First seen: 2026-07-18 17:19:09 UTC