- Visibility27
- Citations0
- Sentiment82
- Site quality80
- AI readiness7
AI assistants name Norfolk Southern in 20% of their answers, more often than the typical company in the industrial sector, which is named in 5%. Norfolk Southern has an overall score of 39 out of 100, ranking 462nd of 2,047 companies. Its website passes 1 of 14 technical checks for AI tool readiness.
We asked 15 unbranded questions about the industrial market: none named Norfolk Southern. AI assistants named it in 12 of 60 answers (20.0%). The typical industrial company is named in 5.0% of answers. By how often it is named, Norfolk Southern ranks 30 of 246 in its sector.
Every dot is a company in the study. Hover one to see it; click to open its report.
This companySame sectorEvery other companyNever named
Five parts, each scored out of 100.
How often AI assistants name the company
How often AI uses the company's own website as a source
How positively AI describes the company
How well built the website's own pages are
How easily AI tools can read and use the website
Visibility is calculated from the answers on this page. How the score is built.
246 companies in this sector. The line on each bar is the typical company.
An answer that names the company
“What are the most reliable freight rail services for businesses in the Southeast U.S.?”
I'll search for information about reliable freight rail services in the Southeast U.S.Based on the search results, here are the most reliable freight rail services for businesses in the Southeast U.S.:
Major Class I Railroads
CSX Transportation is a premier eastern U.S. freight railroad with an extensive network that links major metropolitan areas, industrial centers, ports, and inland distribution hubs, serving as a major player in the movement of freight in the Eastern Seaboard, Midwest, and Southeast, with direct connections to numerous Atlantic and Gulf Coast ports.
Norfolk Southern …
The AI’s answer as we received it, shortened and not checked for accuracy.
How the mentions in these answers were split between this company and its rivals
Answers naming it, out of answers received
What this website publishes for an AI agent to read, use and buy from, on a scale of six levels.
- 0
- 1
- 2
- 3
- 4
- 5
Level 1: Basic web presence. Two of robots.txt, a sitemap and Link headers are in place.
- Content Signals
Show every check, for your technical teamHide the checks
- study: 92.0%robots.txtPassed
A valid robots.txt with crawl rules at the site root.
- study: 86.8%SitemapPassed
An XML sitemap listing the pages, ideally referenced from robots.txt.
- study: 0.3%Link headersNot met
Send Link headers such as rel="api-catalog" or rel="describedby" on the homepage.
- study: 5.5%DNS for AI DiscoveryNot present
Advertise agent endpoints with SVCB records under _agents.
- study: 1.9%Markdown negotiationNot met
Return a markdown version when asked with Accept: text/markdown, for example at the CDN.
- study: 25.1%llms.txtPartly met
Publish an llms.txt with a short summary and the key links.
- study: 93.4%AI bot rulesPassed
Explicit robots.txt rules for AI crawlers such as GPTBot, ClaudeBot and PerplexityBot.
- study: 1.4%Content SignalsNot met
Add a Content-Signal line for search, ai-input and ai-train to robots.txt.
- study: 0.2%Web Bot AuthNot present
Only relevant if you run your own agents or crawlers: publish a signing key directory.
- study: 0.3%API CatalogNot met
List public APIs in a linkset at /.well-known/api-catalog.
- study: 11.8%OAuth discoveryNot met
Publish OpenID Connect or OAuth server metadata under /.well-known.
- study: 10.3%OAuth Protected ResourceNot met
Serve protected resource metadata at /.well-known/oauth-protected-resource.
- study: 0.0%auth.mdNot met
Publish an auth.md describing how agents sign in.
- study: 0.2%MCP Server CardNot met
Offer an MCP server and publish its server card under /.well-known.
- study: 0.1%A2A Agent CardNot met
Publish an agent card at /.well-known/agent-card.json.
- study: 0.2%Agent SkillsNot met
Publish a skills index with the main tasks agents can do.
- study: 33.7%WebMCPCould not check
Register key actions such as search or cart as WebMCP tools.
- study: 0.1%ARD manifestNot met
Publish an ai-catalog.json listing every agent interface.
Score 37 of 100 · 97% of checks could run · checked on October 5, 2026 · www.norfolksouthern.com · 2,047 companies scanned
1 of 14 passed. This list is for your technical team. The percentage is how many companies in the study pass each check.
These 14 checks ran during the audit and are what the AI readiness part of the overall score counts. The scan above ran later and is stricter on Link headers and Markdown, so a check can pass here and not there.
Show the 14 checksHide them
- Not metrobots.txt publishedstudy: 85.0%
- Not metXML sitemapstudy: 73.2%
- Not metHTTP Link headers (RFC 8288)study: 29.0%
- Not metMarkdown content negotiationstudy: 8.3%
- Not metllms.txt publishedstudy: 21.7%
- PassedToken budget (page weight)study: 95.2%
- Not metExplicit AI bot rulesstudy: 13.0%
- Not metAPI Catalog (.well-known/api-catalog)study: 0.2%
- Not metOAuth Authorization Server discoverystudy: 10.1%
- Not metOAuth Protected Resource discoverystudy: 9.3%
- Not metMCP Server Cardstudy: 0.0%
- Not metA2A Agent Cardstudy: 0.0%
- Not metWebMCP toolsstudy: 4.2%
- Not metAgent Skills declaredstudy: 0.0%
How many times each website was listed as a source in these answers
In the study as S&P 500.
- How are rail freight shipping rates calculated in the United States?
- What steps can businesses take if a rail shipment is delayed due to weather?
- How can shipping managers resolve communication issues with rail logistics providers?
- Options for shippers when intermodal rail service isn’t available on a route?
- Do integrated freight rail solutions reduce overall shipping costs?
- What are the most reliable freight rail services for businesses in the Southeast U.S.?
- Best freight rail options for moving bulk commodities like grain or coal?
- Are there volume discounts available for frequent rail freight users?
- Differences between intermodal rail service and traditional carload freight transportation?
- Best methods for shipping heavy industrial equipment without using rail services?
- Freight rail solutions suitable for automotive parts distribution?
- What are the main alternatives to rail freight for cross-state transportation?
- Is investing in rail freight logistics worthwhile for regional distributors?
- How does freight rail compare to trucking for shipping large volumes over long distances?
- Which freight rail providers offer the best logistics support for manufacturing supply chains?
Columns, left to right: OpenAI, Claude, Perplexity, Gemini. The AI assistants often disagree. Across the study, on 40% of the questions where a company is named, only one of the four names it.
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<a href="https://aeo-audit.rezolve.com/us/nscorp.com"><img src="https://aeo-audit.rezolve.com/us/badges/nscorp.com.svg" alt="Overall score 39 of 100, US AI Visibility Study 2026" width="280" height="64"></a>