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Automated client behavior signal illustration
Annotator bot

Automated client behavior

Traffic patterns strongly suggest automation rather than a human-operated browser.

Attack family · Automation, scraping, and scripted abuse Phase · Reconnaissance and abuse at scale Risk · Medium to high

What This Annotator Watches

This explanation is derived from the live annotator implementation, not hand-waved catalog copy.
Focus
  • Explicit bot and crawler user-agent signatures
  • Fallback crawler and scraper tokens in user-agent strings
  • Automation hints meant to distinguish bots from browser traffic
Logic
  • Strong explicit user-agent matches emit high-confidence bot findings.
  • Generic crawler keywords still emit, but at a lower confidence tier.
  • This is an automation classification, not identity attribution.
Attack Family
Automation, scraping, and scripted abuse
Phase · Reconnaissance and abuse at scale Risk · Medium to high
Automated clients turn a website into a repeatedly testable surface. Once a bot can move faster than a human, it can enumerate data, harvest content, stress workflows, and feed more targeted attacks.
Damage Patterns
  • Mass scraping, credential testing, inventory hoarding, and repeated low-cost probing often begin here.
  • Automation turns tiny weaknesses into scalable operational damage because the attacker can repeat the same move across huge address space and time windows.
Incident Lore
  • Large-scale account testing and content scraping campaigns usually start with generic automation rather than a sophisticated exploit.
  • Organizations often feel bot traffic first as infrastructure cost, fraud pressure, or distorted analytics long before they label it as an attack story.
How To Read It
Treat this as a client-behavior signal. It tells you the traffic looks scripted, not who owns it.
Defender Takeaway
When this signal climbs, think scale, repetition, and workflow abuse. The question is not just what the bot did once, but what it can do ten thousand times.
Catalog Definition
Flags clients whose request behavior is consistent with automated tooling (crawlers, scanners, scripted clients). Typical indicators include bursty request cadence, repetitive patterns, unusually broad traversal of endpoints in short windows, and other non-human navigation characteristics. This annotator is behavioral: it describes observed traffic dynamics and should not be treated as attribution of intent.

10 Most Recent Real Samples

Weekly cached from live annotated access events so the catalog stays fast.
Week
2026W15
Lookback
30 days
Total matched
11107563
Latest sample
Apr 06, 2026 • 00:59
Top rules
bot:applebot · 7 bot:semrushbot · 3
Top requester orgs
Apple Inc · 7 SEMrush CY LTD · 2 Crawlers · 1
Severity mix
10 · 10
Method mix
GET · 10
GET 302 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/186.179.129.155/
Bot user-agent detected: Applebot
IP 17.241.75.187 Subnet 17.241.75.0/24 Org Apple Inc Country United States Rule bot:applebot
GET 302 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/5.42.222.225/
Bot user-agent detected: SemrushBot
IP 85.208.96.199 Subnet 85.208.96.0/24 Org Crawlers Country United States Rule bot:semrushbot
GET 302 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/38.156.100.6/
Bot user-agent detected: Applebot
IP 17.241.227.100 Subnet 17.241.227.0/24 Org Apple Inc Country United States Rule bot:applebot
GET 302 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/37.114.176.212/
Bot user-agent detected: Applebot
IP 17.241.219.163 Subnet 17.241.219.0/24 Org Apple Inc Country United States Rule bot:applebot
GET 301 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/5.42.222.225/
Bot user-agent detected: SemrushBot
IP 185.191.171.14 Subnet 185.191.171.0/24 Org SEMrush CY LTD Country United States Rule bot:semrushbot
GET 403 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/221.199.94.144/drill/
Bot user-agent detected: Applebot
IP 17.241.227.154 Subnet 17.241.227.0/24 Org Apple Inc Country United States Rule bot:applebot
GET 302 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/58.10.59.162/
Bot user-agent detected: SemrushBot
IP 185.191.171.14 Subnet 185.191.171.0/24 Org SEMrush CY LTD Country United States Rule bot:semrushbot
GET 302 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/168.181.183.208/
Bot user-agent detected: Applebot
IP 17.246.23.66 Subnet 17.246.23.0/24 Org Apple Inc Country United States Rule bot:applebot
GET 302 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/190.110.43.199/
Bot user-agent detected: Applebot
IP 17.241.227.157 Subnet 17.241.227.0/24 Org Apple Inc Country United States Rule bot:applebot
GET 403 10
Apr 06, 2026 • 00:59
/report_ipaddress/ip/47.187.248.222/drill/
Bot user-agent detected: Applebot
IP 17.241.227.221 Subnet 17.241.227.0/24 Org Apple Inc Country United States Rule bot:applebot