Safe Search Engines

AspiegelBot

Operator not verified

Quick Facts

User-Agent:
AspiegelBot
Category:
Search Engines
Safety:
Safe
Blocking Impact:
Critical - Blocking removes you from search results
SEO Impact Score:
10/10

What is AspiegelBot?

AspiegelBot is a web crawler associated with Huawei's Petal Search ecosystem, operating primarily from Ireland.

AspiegelBot is a web crawler associated with Huawei's Petal Search ecosystem, operating primarily from Ireland. AspiegelBot is a production-grade search engine crawler. It uses a distributed crawl infrastructure that respects crawl-delay directives, follows RFC 9309 (robots.txt) spec, and processes Sitemaps to prioritise fresh content. The user-agent string AspiegelBot must be whitelisted if your site uses rate-limiting or WAF rules. Blocking impact is Critical - Blocking removes you from search results.

What happens if you block AspiegelBot?

⛔ **Critical Impact** - Blocking AspiegelBot will stop from crawling and indexing your pages. Within days or weeks you may see pages drop out of 's search index entirely, resulting in a significant loss of organic search traffic. This is the most severe possible SEO consequence. Only do this intentionally, for example if you are migrating to a different search engine or decommissioning a domain. If you accidentally blocked AspiegelBot, remove the rule immediately and request re-indexing via 's webmaster tools.
Never block - it will remove your site from major search results.

How to block AspiegelBot with robots.txt

<code>User-agent: AspiegelBot</code> - Matching is case-insensitive. Robots.txt is fetched from the root of each subdomain separately.

Block completely (robots.txt)
User-agent: AspiegelBot Disallow: /
Allow all (robots.txt)
User-agent: AspiegelBot Allow: /
Block private only (robots.txt)
User-agent: AspiegelBot Disallow: /private/ Disallow: /api/ Disallow: /admin/ Allow: /
Nginx server block
# Nginx: Hard-block AspiegelBot if ($http_user_agent ~* "AspiegelBot") { return 403 "Bot blocked"; }
Apache .htaccess
# Apache: Hard-block AspiegelBot SetEnvIfNoCase User-Agent "AspiegelBot" bad_bot Order Allow,Deny Allow from all Deny from env=bad_bot
Meta robots tag
<meta name="robots" content="noindex, nofollow">
X-Robots-Tag header
X-Robots-Tag: noindex, nofollow

Is AspiegelBot safe to allow?

Yes, AspiegelBot is a **safe and legitimate** crawler. It is operated by , which publicly documents its crawler at an official URL and follows the Robots Exclusion Protocol (RFC 9309). The user-agent string AspiegelBot is verifiable via reverse-DNS lookup on the crawling IP addresses. You can safely allow it unless you have a specific reason to block (e.g., AI training opt-out or SEO tool visibility).
Verify by reverse-DNS lookup: legitimate AspiegelBot requests resolve to 's domain.

What does AspiegelBot do?

Understanding AspiegelBot's purpose helps you decide whether to allow or block it.

  • Crawls and indexes web pages for search results
  • Discovers new and updated content on your website
  • Analyzes page structure, content, and links for ranking
  • Renders JavaScript to understand dynamic content
  • Checks for mobile-friendliness and page speed

Frequently Asked Questions

What is the official user-agent string for AspiegelBot?
The official user-agent string for AspiegelBot is: AspiegelBot. This is the exact string you must use in robots.txt, Nginx, Apache, or Cloudflare firewall rules to target this bot. User-agent matching in robots.txt is case-insensitive, but the string must be spelled correctly. You can verify that a request genuinely comes from AspiegelBot by performing a reverse-DNS lookup on the source IP - legitimate bots resolve back to their operator's domain.
Is AspiegelBot safe?
Yes, AspiegelBot is a **safe and legitimate** crawler. It is operated by , which publicly documents its crawler at an official URL and follows the Robots Exclusion Protocol (RFC 9309). The user-agent string AspiegelBot is verifiable via reverse-DNS lookup on the crawling IP addresses. You can safely allow it unless you have a specific reason to block (e.g., AI training opt-out or SEO tool visibility).
Will blocking AspiegelBot hurt my SEO?
⛔ **Critical Impact** - Blocking AspiegelBot will stop from crawling and indexing your pages. Within days or weeks you may see pages drop out of 's search index entirely, resulting in a significant loss of organic search traffic. This is the most severe possible SEO consequence. Only do this intentionally, for example if you are migrating to a different search engine or decommissioning a domain. If you accidentally blocked AspiegelBot, remove the rule immediately and request re-indexing via 's webmaster tools.
How do I block AspiegelBot in robots.txt?
Add the following lines to your /robots.txt file: 
User-agent: AspiegelBot
Disallow: /
This instructs AspiegelBot not to crawl any path on your site. The Disallow: / directive covers the entire domain including subfolders. To only block specific sections, replace / with the path (e.g., Disallow: /blog/). Note: robots.txt is publicly readable - any bot or human can inspect it at yourdomain.com/robots.txt.
Does AspiegelBot respect robots.txt?
Yes - AspiegelBot is a well-behaved bot. It fetches and parses /robots.txt before crawling any page, following RFC 9309.
How do I verify if AspiegelBot is crawling my site?
Search your web server access logs for the string AspiegelBot (case-insensitive grep: grep -i "AspiegelBot" /var/log/nginx/access.log). You can also check Google Search Console → Coverage → Crawl Stats for Googlebot variants. For AspiegelBot specifically, filter by user-agent in your log analysis tool (GoAccess, AWStats, etc.).
What is the crawl frequency of AspiegelBot?
Critical-impact search crawlers like AspiegelBot typically crawl popular pages daily and less popular pages weekly. You can manage crawl rate via the crawl-delay directive or via the search console.
Can I block AspiegelBot from specific pages only?
Yes. Instead of a global Disallow: / you can restrict AspiegelBot to specific paths: 
User-agent: AspiegelBot
Disallow: /private/
Disallow: /staging/
Allow: /
This allows AspiegelBot everywhere except the listed paths. Path matching in robots.txt uses prefix matching - Disallow: /private/ blocks /private/page.html but NOT /public/private/.
How do I check if AspiegelBot is blocked by my robots.txt?
Use Google's robots.txt Tester in Search Console, or a third-party checker to simulate a AspiegelBot request. You can also manually check by opening https://aicrawlercheck.com/robots.txt and scanning for AspiegelBot entries. If a block exists, immediately test it against your most important URLs using the Google Search Console URL Inspection tool.
My site is blocked by AspiegelBot in Search Console - what do I do?
1. Open yourdomain.com/robots.txt and look for any User-agent: AspiegelBot or User-agent: * Disallow rules covering your key pages. 2. Remove or restrict the blocking rules. 3. Validate via Google Search Console → robots.txt Tester. 4. Request re-indexing using the URL Inspection tool. 5. Wait 1-2 weeks for re-crawl. Monitor Coverage report for recovery.

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