Bot IP: 111.225.148.135
Bot Name: ByteSpider
ByteSpider is a web crawler operated by ByteDance, primarily used for indexing and data collection to support products such as TikTok and other ByteDance services.
Likely legitimate
Track-A-Bot Trust Score: 76/100
76
score
0255075100
Why Track-A-Bot rated this IP (tap to expand)
Identity
- ✅ Marked as bot traffic
- ✅ Bot name present
- ✅ User-agent matches bot name
- ✅ User-agent includes identity link/email
Hostname
- ✅ Hostname observed
- ✅ Hostname resembles bot name
- ℹ️ Hostname status not verified
- ✅ No hostname mismatch flags
Behavior
- ℹ️ No /robots.txt request observed
- ✅ No referrer (typical crawler behavior)
- ⚠️ Many non-200/304 responses
- 📌 Visits: 2
- ⏱️ Age: 15033h
Penalties
- ✅ No major spoof pattern
- ✅ No fingerprint fields
- ✅ Cookies not enabled
- ✅ No connection type
Total visits: 2 First seen: Mar 26th, 2024 9:58 AM Last seen: Dec 12th, 2025 7:23 PM
Known Hostname(s)
bytespider-111-225-148-135.crawl.bytedance.com
Known User Agent(s)
Mozilla/5.0 (Linux; Android 5.0) AppleWebKit/537.36 (KHTML, like Gecko) Mobile Safari/537.36 (compatible; Bytespider; https://zhanzhang.toutiao.com/)Mozilla/5.0 (compatible; Bytespider; spider-feedback@bytedance.com) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.0.0 Safari/537.36
Known Accepted Language(s)
zh,zh-CN;q=0.9
en-US,en;q=0.5
en-US,en;q=0.5
Known Accepted Encoding(s)
gzip, deflate, br
gzip, deflate
gzip, deflate
Common User-Agent Tokens
These are identifiers found inside user-agent strings we observed for bytespider.
Token
Seen
First seen
Last seen
bytespider
70,137
3/15/24
12/12/25
bytespider
70,137 seen
bytespider
70,137 seen
First
3/15/24
Last
12/12/25
bytedance.com
66,080
3/15/24
12/12/25
bytedance.com
66,080 seen
bytedance.com
66,080 seen
First
3/15/24
Last
12/12/25
spider-feedback
66,080
3/15/24
12/12/25
spider-feedback
66,080 seen
spider-feedback
66,080 seen
First
3/15/24
Last
12/12/25
Identity Links
These are URLs we observed in association with bytespider (often used as an identity, help, or policy link).
URL
Seen
First seen
Last seen
First
2/4/25
Last
12/12/25
Bot FAQ for this IP
Why is bytespider visiting my website?
Bytespider is a web crawler operated by ByteDance, as indicated by its user agent and reverse DNS hostname (bytespider-111-225-148-135.crawl.bytedance.com). This crawler typically visits websites to index content for ByteDance services, such as search engines or content aggregation platforms. Visits may occur when a website is publicly accessible and not restricted by robots.txt or other access controls. To verify the source, check the user agent string and perform a reverse DNS lookup on the IP address. If unwanted, consider updating your robots.txt file, adding the IP to a blocklist, or monitoring access patterns for unusual activity.
What does bytespider do?
Bytespider is designed to systematically browse and index publicly available web content. Its primary function is to gather information for ByteDance products, which may include search engines, content recommendation systems, or data analysis tools. The crawler identifies itself via user agent strings referencing 'Bytespider' and provides contact details or URLs associated with ByteDance. Website owners can control or limit Bytespider’s access by configuring robots.txt directives, monitoring server logs for its activity, or implementing rate limiting and firewall rules if necessary.
Is bytespider safe?
Bytespider appears to be a legitimate crawler operated by ByteDance, based on its user agent and reverse DNS records. Generally, such crawlers are safe and follow standard web crawling practices. However, as with any automated traffic, it is important to monitor for excessive requests or unusual behavior. To ensure safety: 1) Verify the crawler’s identity using reverse DNS and user agent checks; 2) Review and update robots.txt to specify allowed or disallowed paths; 3) Implement rate limiting or firewall rules if high traffic is observed; 4) Regularly monitor server logs for unexpected patterns. If issues persist, consider contacting the operator via the information in the user agent.
This page provides a detailed lookup for the bot with the IP address of 111.225.148.135, based on real-world traffic observed across websites using Track-A-Bot software. Use this information to verify whether activity from this IP belongs to a legitimate search engine crawler, or to analyze bot behavior on your website.