Invisible search crawl
If you never check MicrosoftPreview traffic, you can't manage index coverage.
🟢 Safe
Track MicrosoftPreview traffic from the MicrosoftPreview (Microsoft) search crawler and check international crawl coverage. See alternative search engine visits alongside Google.
If you never check MicrosoftPreview traffic, you can't manage index coverage.
Looking only at Google means missing crawl from other engines.
Seeing multiple search crawlers in one panel simplifies operations.
rDNS verification, robots/llms checks, and site readiness—no blocking promises.
Confirm whether crawler IPs match known reverse-DNS patterns
See Allow/Disallow coverage for this crawler against your policy
Check llms.txt and the Markdown template from the panel
One score across robots, sitemap, llms, and tracking
Track visits, verify identity, and review policy—no blocking promise.
Match visit IPs to known reverse-DNS patterns so spoofed user-agents stand out.
Compare crawl scope with sitemap URLs to find pages search bots miss.
Compare crawler hits with your Allow/Disallow rules and spot gaps.
Start seeing crawler visits in three steps.
About tracking MicrosoftPreview traffic with NMOS.NET.
Install NMOS.NET tracking and filter Crawl Analysis for MicrosoftPreview to track search crawler visits by page and time.
Open the dashboard filter for MicrosoftPreview to check visit counts, landing URLs, and safety class in seconds.
MicrosoftPreview is a crawler search engines use to discover and index your pages. Operator: Microsoft.
Yes. Bing, Yandex, Baidu and similar engines produce separate crawl traffic.
Meta tag setup is completed quickly.
No. Passive detection does not slow your pages.
Free account and a short install. Check MicrosoftPreview crawler visits with category and safety levels.
Similar crawlers by category or risk level