Bot IP: 38.242.238.223
Bot Name: MJ12bot
MJ12bot is a web crawler operated by Majestic, used primarily for building a large-scale web index for SEO and link analysis.
Verified bot
Track-A-Bot Trust Score: 95/100
95
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
- ℹ️ Hostname does not resemble bot name
- ℹ️ Hostname status not verified
- ✅ No hostname mismatch flags
Behavior
- ✅ Requested /robots.txt
- ✅ No referrer (typical crawler behavior)
- ✅ Mostly 200/304 responses
- 📌 Visits: 7
- ⏱️ Age: 1707h
Penalties
- ✅ No major spoof pattern
- ✅ No fingerprint fields
- ✅ Cookies not enabled
- ✅ No connection type
Total visits: 7 First seen: Apr 1st, 2024 3:55 PM Last seen: Jun 11th, 2024 7:28 PM
Known Hostname(s)
vmi1354301.contaboserver.net
Known User Agent(s)
Mozilla/5.0 (compatible; MJ12bot/v1.4.8; http://mj12bot.com/)
Known Accepted Language(s)
en
Known Accepted Encoding(s)
br,gzip
Common User-Agent Tokens
These are identifiers found inside user-agent strings we observed for mj12bot.
Token
Seen
First seen
Last seen
mj12bot/v1.4.8
32,219
3/16/24
12/12/25
mj12bot/v1.4.8
32,219 seen
mj12bot/v1.4.8
32,219 seen
First
3/16/24
Last
12/12/25
mj12bot/v2.0.0
4,134
2/13/25
12/12/25
mj12bot/v2.0.0
4,134 seen
mj12bot/v2.0.0
4,134 seen
First
2/13/25
Last
12/12/25
mj12bot/v2.0.2
2,056
5/22/25
12/12/25
mj12bot/v2.0.2
2,056 seen
mj12bot/v2.0.2
2,056 seen
First
5/22/25
Last
12/12/25
mj12bot/v2.0.4
1,929
8/13/25
12/12/25
mj12bot/v2.0.4
1,929 seen
mj12bot/v2.0.4
1,929 seen
First
8/13/25
Last
12/12/25
mj12bot/v2.0.1
1,117
5/6/25
12/12/25
mj12bot/v2.0.1
1,117 seen
mj12bot/v2.0.1
1,117 seen
First
5/6/25
Last
12/12/25
ident
16
3/2/25
12/12/25
ident
16 seen
ident
16 seen
First
3/2/25
Last
12/12/25
m08fnqhytir7
16
3/2/25
12/12/25
m08fnqhytir7
16 seen
m08fnqhytir7
16 seen
First
3/2/25
Last
12/12/25
unknown
12
5/28/25
12/12/25
unknown
12 seen
unknown
12 seen
First
5/28/25
Last
12/12/25
Identity Links
These are URLs we observed in association with mj12bot (often used as an identity, help, or policy link).
URL
Seen
First seen
Last seen
First
3/16/24
Last
12/12/25
First
8/1/25
Last
8/1/25
Bot FAQ for this IP
Why is mj12bot visiting my website?
mj12bot is a web crawler that visits websites to collect publicly available information, typically for search engine indexing or data analysis purposes. Recent logs show mj12bot accessing various pages and the robots.txt file on the site, which is common behavior for automated crawlers seeking to understand site structure and content. The user agent string identifies itself as 'MJ12bot/v1.4.8' and references the website http://mj12bot.com/. If you want to verify the legitimacy of these visits, consider checking the reverse DNS of the IP address (38.242.238.223), reviewing your server logs for visit patterns, and consulting the official mj12bot documentation. To control access, update your robots.txt file, use allow/block lists, or implement rate limiting as needed.
What does mj12bot do?
mj12bot is an automated bot operated by Majestic, a company known for web indexing and link analysis. The bot crawls websites to gather data about web pages and their interconnections, which is often used for SEO tools and backlink analysis. According to the user agent and hostname information, mj12bot systematically requests both content pages and robots.txt files, indicating standard crawling activity. To verify the bot's identity, check the reverse DNS for the IP address and compare it with official Majestic documentation. Site owners can manage mj12bot's access by specifying rules in robots.txt, monitoring server logs, or applying firewall rules if necessary.
Is mj12bot safe?
mj12bot is a widely recognized crawler and is generally considered safe when operating within standard crawling guidelines. However, as with any automated traffic, it is important to monitor its activity to ensure it does not negatively impact site performance. The provided user agent and hostname match known patterns for mj12bot, but always verify by checking the reverse DNS of the IP address and consulting the official mj12bot website. To mitigate potential issues, use robots.txt to control crawl behavior, implement rate limiting to prevent excessive requests, and monitor for unusual activity. If unwanted, the bot can be blocked via server or firewall rules.
This page provides a detailed lookup for the bot with the IP address of 38.242.238.223, 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.