Public website scan · no affiliation implied
Toban
toban.app ↗Latest public evidence from separate Lazyweb graders. Scores describe technical observations at scan time—not rankings, citations, traffic, users, or endorsement.
WebMCP
100/100 A+
The grader discovers and inspects tools but never calls them.
Implementation
WebMCP surface detectedpass
tools_registered
Register tools on page load with document.modelContext or supported declarative forms.
Tools register during discoverypass
18 tools registered
Expose the discovery surface without requiring an undocumented user action.
Tool quality
Conventional tool namespass
18/18 snake_case names
Use concise snake_case names that describe the action.
Useful descriptionspass
18/18 descriptive tools
Explain when to use each tool and what it returns or changes.
Input schemas are definedpass
18/18 schemas
Define bounded, typed inputs so agents do not guess.
Trust
Sensitive actions declare safety metadatapass
1/1 sensitive actions have annotations
Mark destructive or commitment-bearing tools so hosts can require confirmation.
Agent experience
61/100 D
Indexability
Public origin is reachablepass
HTTP 200 · text/html
Return a successful public HTML response from the canonical origin.
Crawler policy permits the public surfacepass
robots.txt fetched and evaluated
Publish a clear robots.txt policy for useful public pages.
Canonical sitemap is validpass
33 discovered URLs
Publish a same-origin sitemap containing canonical public URLs.
Unknown URLs return a real 404fail
Probe returned HTTP 200
Return HTTP 404 for an unknown public path.
Important destinations use crawlable linksfail
0 public links in initial HTML
Use ordinary anchors for primary facts and actions.
Response metadata is predictablepass
text/html · 5324 bytes
Serve bounded HTML with a declared content type.
Retrievability
Initial HTML contains useful contentfail
0 readable characters
Render primary product facts, navigation, and action context in initial HTML.
Semantic headings and landmarksfail
0 H1 · 0 headings
Use one descriptive H1 plus main and navigation landmarks.
Language and content type are declaredpass
text/html · lang=ja
Declare the HTML content type and document language.
Markdown representation is availablenot applicable
/index.md
Offer a same-origin Markdown alternate for content-heavy workflows.
llms.txt routes agentsnot applicable
4957 characters
Publish concise llms.txt navigation to canonical facts and capabilities.
Core facts have stable URLspass
4/4 pricing/docs/security/status/support pages found
Give current product facts stable, linked URLs.
Understandability
Product identity and purpose are explicitwarning
当番表アプリ toban｜無料で簡単作成・印刷・LINEで共有 · No H1
State the canonical product name, audience, and job in visible text.
Structured identity matches the pagepass
WebApplication
Publish valid source-grounded entity data.
Current commercial facts are visiblenot applicable
Not a commercial profile
Expose current pricing, limits, availability, and eligibility.
Canonical identifiers are stablepass
https://toban.app/
Use canonical URLs and stable identifiers for public entities.
Ownership and freshness signals existwarning
Checked public fact surfaces for support, status, authorship, and dates
Publish ownership, support/status routes, and updated dates for time-sensitive facts.
Operability
One low-risk first action is clearnot applicable
No action profile detected
Document one safe public action with a clear success state.
Action inputs and outcomes are explicitnot applicable
No explicit action contract
Document inputs, authentication, outputs, errors, and retries.
OpenAPI contract is discoverablenot applicable
Not found
Publish a valid OpenAPI document when a public API exists.
Authentication is machine-readablenot applicable
No developer profile
Publish standard auth metadata, or explicitly document that the API is public and keyless.
A genuine agent capability is discoverablenot applicable
MCP found
Expose a real MCP, skill, WebMCP, or equivalent capability when useful.
Setup, verification, and removal are explainednot applicable
No developer profile
Document setup, a verification command, and removal.
Costly actions have a confirmation boundarynot applicable
No commercial profile
Require confirmation before payment, publication, deletion, or commitment.
Outcome visibility
Core actions expose completionnot applicable
No action profile
Return or display an unambiguous success state.
Completed work has durable proofnot applicable
No action profile
Provide a stable receipt, result URL, status resource, or identifier.
Support and status are findablewarning
Support/status language inspected
Link stable support and status surfaces.
Actions return a correlation identifiernot applicable
No applicable profile
Return a stable request, receipt, order, or trace identifier.
AEO
23/100 F
Checks observable answer structure, extractable facts, and source signals. These are heuristics; no ChatGPT or Perplexity answer, citation, or visibility test is run.
Answerability
Entity structured datawarning
WebApplication
Describe the real organization, product, service, or article with source-grounded JSON-LD.
Decision-ready product factsfail
Few decision sections found
Answer concrete questions about fit, pricing, integrations, security, comparisons, and limitations where applicable.
Trust
Verifiable sources and identity linksfail
0 outbound references
Link claims, identity profiles, policies, and primary sources where they help verification.
Publisher and accountability links are findablefail
0 identity, contact, or policy links detected
Link the responsible organization, author, contact, and relevant policies.
Extraction
Facts are readable without running JavaScriptfail
0 readable characters in HTTP 200 response
Render the core facts in the initial HTML.
Lists and tables organize factswarning
0 HTML lists, tables, or definition lists
Use semantic lists or tables when they clarify comparisons and factual details.
Answer structure
Questions have discoverable answer sectionswarning
0 question-oriented headings; structured answers absent
Use direct headings and concrete answers for questions your audience actually asks.
Concise passages can be extractedfail
0 paragraphs contain 80–500 characters
Write self-contained passages with enough context to stand alone.
Decision facts
Cost or access terms are statedwarning
No cost or access language detected in sampled pages
Explain whether access is free, paid, restricted, or requires contacting the team.
Requirements and limitations are statedwarning
No requirements or limitation language detected
State important constraints so an answer can describe both fit and limitations.
Optional discovery
A readable Markdown alternate existsnot applicable
No readable root Markdown alternate; HTML remains sufficient
Markdown can help extraction but is optional and does not establish citations.
International readiness
N/A
No locale family was detected, so international-only checks are not scored.
Locale identity
Page language declarationpass
ja
Set a valid language on the html element.
Discovery
Locale alternatives declarednot applicable
No international variants detected
Add hreflang only when real localized equivalents exist.
Locale codes are valid and uniquenot applicable
No hreflang set
Use valid ISO language/region codes with one URL per locale.
Default-market fallbacknot applicable
No x-default
Add x-default when users need a market-neutral fallback.
Parity
Localized pages respondnot applicable
No locale pages sampled
Keep every declared locale URL public and canonical.
Declared and rendered languages agreenot applicable
No locale pages sampled
Make each localized page declare the language named in hreflang.
Hreflang links are reciprocalnot applicable
No locale pages sampled
Each locale page should list the same alternate set, including the source page.
ChatGPT vs Perplexity
100/100 A+
This compares declared crawler access and public HTTP responses. It does not prove indexing, citations, training, or referrals.
Policy
Crawler policy coveragepass
4/4 search crawlers allowed by robots.txt
Allow search crawlers on public pages intentionally; use training controls separately.
Explicit, inspectable policypass
robots.txt fetched
Publish a stable robots.txt even when wildcard access is allowed.
Access
Live response coveragepass
4/4 received usable responses
Check CDN, bot protection, rate limits, and application challenges for blocked agents.
Parity
Content parity across agentspass
1 distinct response bodies across 4 successful agents
Serve equivalent public facts to agents and people; investigate intentional differences.
SEO
79/100 C
Checks technical crawl and indexing foundations. It does not measure rankings, backlinks, Core Web Vitals, or actual indexing.
SEO foundation
Public page respondspass
HTTP 200 · text/html
Specific page titlepass
当番表アプリ toban｜無料で簡単作成・印刷・LINEで共有
Use a concise, specific title of roughly 15–70 characters.
Meta descriptionpass
名前を入れるだけで当番表がすぐ完成する、無料の当番表作成アプリ。登録・エクセル不要で、スマホやパソコンのブラウザから作成・印刷し、LINEやメールで共有できます。職場・学校・家庭などで使える用途別テンプレートを31種類用意。
Summarize the page in one specific sentence.
Canonical URLpass
https://toban.app/
Publish one absolute canonical URL.
Indexing allowedpass
,
Remove noindex from public acquisition pages.
Readable heading structurefail
0 H1 · 0 hierarchy jumps
Use one descriptive H1 and avoid skipped heading levels.
Meaningful content in initial HTMLfail
0 readable characters
Render the core explanation in the initial HTML.
XML sitemappass
33 entries · 0 with lastmod
Publish a valid sitemap or sitemap index at /sitemap.xml.
Crawl access
Googlebot crawl permissionpass
Googlebot is allowed at this URL
Keep public search pages crawlable through robots.txt.
HTTPS deliverypass
https:
Serve canonical pages over HTTPS.
HTML content typepass
text/html
Serve this page with an HTML content type.
Missing pages return a not-found statuswarning
Sampled missing path returned HTTP 200
Return HTTP 404 or 410 for genuinely missing pages.
Page metadata
Mobile viewport declaredpass
width=device-width, initial-scale=1.0, maximum-scale=1.0, viewport-fit=cover
Declare a responsive viewport and verify the rendered mobile layout.