Bot signature update for April 2026
Updated signatures rules are generated for the bots identified in the week 2026-04-20. You can download and configure these signature rules to protect your appliance from bot attacks.
Bot signature version
Signature version 26 applicable for NetScaler platforms running on the following versions:
- 13.1-61.23 or later
- 14.1 56.74 or later
New bot signatures in this version
Following is a list of bot signature rule IDs, category and its type.
| Bot signature ID | Bot Category | Bot Type |
|---|---|---|
| 5060 | AI Crawler | Good Bot |
| 5061 | AI Crawler | Good Bot |
| 5062 | Scraper | Bad Bot |
| 5063 | Scraper | Bad Bot |
| 5064 | Scraper | Bad Bot |
| 5065 | Scraper | Bad Bot |
| 5066 | Link Checker | Bad Bot |
| 5067 | Link Checker | Bad Bot |
| 5068 | Scraper | Bad Bot |
| 5069 | Scraper | Bad Bot |
| 5070 | Uncategorized | Good Bot |
| 5071 | Tool | Good Bot |
| 5072 | AI Crawler | Good Bot |
| 5073 | Scraper | Good Bot |
| 5074 | Uncategorized | Good Bot |
| 5075 | Uncategorized | Good Bot |
| 5076 | Scraper | Good Bot |
| 5077 | Scraper | Good Bot |
| 5078 | Uncategorized | Good Bot |
| 5079 | Scraper | Good Bot |
| 5080 | Uncategorized | Good Bot |
| 5081 | Scraper | Bad Bot |
| 5082 | Scraper | Good Bot |
| 5083 | Scraper | Good Bot |
| 5084 | Scraper | Good Bot |
| 5085 | Scraper | Bad Bot |
| 5086 | Uncategorized | Bad Bot |
| 5087 | Scraper | Bad Bot |
| 5088 | Uncategorized | Bad Bot |
| 5089 | Uncategorized | Good Bot |
| 5090 | Uncategorized | Bad Bot |
| 5091 | Scraper | Bad Bot |
| 5092 | Scraper | Bad Bot |
| 5093 | Vulnerability Scanner | Good Bot |
| 5094 | Scraper | Bad Bot |
| 5095 | Scraper | Bad Bot |
| 5096 | Scraper | Bad Bot |
| 5097 | AI Crawler | Bad Bot |
| 5098 | Vulnerability Scanner | Good Bot |
| 5099 | Search Engine | Bad Bot |
| 5100 | Search Engine | Good Bot |
| 5101 | Scraper | Bad Bot |
| 5102 | Scraper | Bad Bot |
| 5103 | Tool | Good Bot |
| 5104 | Uncategorized | Good Bot |
| 5105 | Uncategorized | Good Bot |
| 5106 | Uncategorized | Good Bot |
| 5107 | Uncategorized | Good Bot |
| 5108 | Site Monitor | Good Bot |
| 5109 | Tool | Good Bot |
| 5110 | Tool | Good Bot |
| 5111 | Tool | Good Bot |
Updated bot signatures in this version
Following is a list of bot signature rule IDs, category and its type.
| Bot signature ID | Bot Category | Bot Type |
|---|---|---|
| 378 | Scraper | Good Bot |
| 381 | Scraper | Good Bot |
| 382 | Scraper | Good Bot |
| 3798 | Marketing | Good Bot |
| 3833 | Search Engine | Good Bot |
| 3925 | Uncategorized | Good Bot |
| 4038 | Uncategorized | Bad Bot |
| 4109 | Search Engine | Good Bot |
| 4377 | Crawler | Good Bot |
| 4503 | Marketing | Good Bot |
| 4733 | Search Engine | Good Bot |
| 4770 | Scraper | Bad Bot |
| 4912 | Uncategorized | Good Bot |
| 4917 | Tool | Good Bot |
| 4922 | Crawler | Good Bot |
| 4923 | Search Engine | Good Bot |
| 4924 | Scraper | Bad Bot |
| 4936 | Uncategorized | Good Bot |
| 4949 | Uncategorized | Good Bot |
| 4950 | Search Engine | Good Bot |
| 5001 | Marketing | Good Bot |
Bot signature update for April 2026
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