Technical SEO MasteryCrawl budget, robots.txt and indexing directives · Lesson 5 of 18

Beyond Google: Bing Webmaster Tools, IndexNow and AI-era crawling

Article · 14 min · 8 min lecture

Video lecture

Beyond Google: Bing Webmaster Tools, IndexNow and AI-era crawling

12 chapters · about 8 min · full transcript

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Chapter 1 of 12

Beyond Google

  • Bing Webmaster Tools, set up properly
  • IndexNow: push, don't wait
  • AI-era crawling, technically

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Chapters

Why Bing deserves real attention in 2026

Bing's share of classic search varies by market, but its index matters far beyond bing.com: it powers Microsoft Copilot's web grounding, it sits behind other search products and partners, and it has been used by other assistants. Since February 2026, Bing Webmaster Tools also reports AI Performance — how often your pages are cited in Copilot and Bing AI answers, and the grounding queries that retrieved them. A technical SEO who only looks at Google is missing a growing part of the picture.

Setting up Bing Webmaster Tools properly

  1. Import from Search Console (fastest) or verify via DNS/meta tag/XML file.
  2. Submit your sitemap index; check Sitemaps for errors.
  3. Review Site Explorer and URL Inspection for index status and crawl details.
  4. Check Crawl settings — Bing lets you shape crawl rate by time of day; Bingbot also supports crawl-delay in robots.txt (Google does not).
  5. Review SEO reports, Backlinks and the AI Performance report monthly.
  6. Add team members with appropriate roles.

IndexNow: push, don't wait

IndexNow is an open protocol that lets you notify participating search engines immediately when URLs are added, updated or deleted. Participants include Bing, Yandex, Seznam, Naver and Yep; a submission to one is shared with the others. Google does not use IndexNow (it relies on crawling, sitemaps and, for eligible job and livestream pages only, its Indexing API).

How it works:

  1. Generate a key (8-128 characters: letters, numbers, dashes).
  2. Host it as a text file at your site root, e.g. https://www.example.com/3f9a1c2b7d.txt, containing only the key.
  3. When URLs change, POST them (up to 10,000 per request) to an IndexNow endpoint.
# pip install requests
import os, requests

KEY = os.environ["INDEXNOW_KEY"]
payload = {
    "host": "www.example.com",
    "key": KEY,
    "keyLocation": f"https://www.example.com/{KEY}.txt",
    "urlList": [
        "https://www.example.com/products/brass-lantern/",
        "https://www.example.com/blog/eid-gift-guide/",
    ],
}
r = requests.post("https://api.indexnow.org/indexnow", json=payload, timeout=15)
print(r.status_code, r.text[:200])   # 200/202 = accepted; 4xx = check key file, host or URL list

Operational rules:

  • Submit only URLs that actually changed (new, meaningfully updated, deleted/redirected). Don't resubmit the whole site daily.
  • Trigger it from your CMS or deploy pipeline (many CMS plugins and CDNs offer built-in IndexNow support — check before building your own).
  • Log every submission and response code; alert on repeated 4xx.
  • Keep sitemaps accurate anyway: IndexNow complements them, it doesn't replace them.

AI-era crawling on the technical side

AI crawlers add load and new failure modes. Technically:

  • Treat them in capacity planning. Some AI crawlers are bursty. Monitor request rates by user agent and apply rate limits at the CDN for abusive patterns rather than blanket blocks.
  • Verify identities with published IP ranges or reverse DNS where providers document them.
  • Keep server-rendered HTML lean, because many AI crawlers don't execute JavaScript.
  • Align CDN bot settings with policy — "block AI bots" toggles can silently block search-oriented AI crawlers too.

Bing vs Google: technical differences worth knowing

TopicGoogleBing
crawl-delay in robots.txtIgnoredSupported; crawl rate also adjustable in Webmaster Tools
Push indexingNo IndexNow; Indexing API only for job posting and livestream pagesIndexNow; URL submission in Webmaster Tools
AI reportingGenerative AI report: impressions onlyAI Performance: citations and grounding queries
Verification of crawlerReverse DNS to googlebot.com / google.comReverse DNS to search.msn.com
JavaScript renderingRenders with evergreen ChromiumRenders JavaScript too, but keep critical content in HTML for all crawlers

Worked example: a Pakistani news portal speeds up Bing discovery

A Lahore Urdu news portal (illustrative) publishes 150 stories a day. Google discovers them quickly via its news sitemap; Bing is slower and Copilot rarely cites the portal. The team imports the property into Bing Webmaster Tools, fixes sitemap errors Bing reports (relative URLs in one sitemap), and adds IndexNow calls to the CMS publish and update hooks. Logs then show Bingbot fetching new stories much sooner after publication, and the AI Performance report starts listing citations for explainer articles.

Measuring success

  • Bing: indexed pages vs submitted (Site Explorer / Sitemaps), time from publish to first Bingbot hit (logs), AI Performance citations trend.
  • IndexNow: share of submissions accepted, errors per week.
  • AI crawling: request rate and status codes by bot; no unintended blocks.

Common mistakes

  • Ignoring Bing because "nobody uses it" — its index feeds Copilot and more.
  • Pinging IndexNow with every URL every day.
  • Expecting IndexNow to speed up Google.
  • Letting CDN defaults decide which AI crawlers are allowed.

Key takeaways

  • Bing's index powers Copilot grounding and other products; Bing Webmaster Tools now reports AI citations and grounding queries.
  • IndexNow pushes changed URLs to Bing, Yandex, Seznam, Naver and Yep (shared between them); Google does not use it.
  • Implement IndexNow with a root key file and POSTs of genuinely changed URLs from your CMS or deploy pipeline; log responses.
  • Bingbot supports crawl-delay and crawl-rate settings; Googlebot ignores crawl-delay.
  • Monitor, verify and rate-limit AI crawlers deliberately; align CDN settings with policy.

Check your understanding

Quick questions to lock in the lesson. They don’t count towards your certificate.

  1. Which engine does NOT use IndexNow?
  2. What should you submit to IndexNow?
  3. What does Bing Webmaster Tools' AI Performance report show?

Put it into practice

Import your site into Bing Webmaster Tools, review Sitemaps and AI Performance, then enable IndexNow (via your CMS or the script) and check a week of submission logs.

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