Technical SEO / Crawlability / Indexability / Render Integrity Suite: 150 checks

ID	Check	Passes when	Weight	Runs
6.24.01	Validate page returns HTTP 200 status	200	Critical	Deterministic
6.24.02	Validate noindex meta tag absent (unless intentionally used)	Absent	Critical	Deterministic
6.24.03	Validate robots meta tag allows indexing	index,follow	Critical	Deterministic
6.24.04	Validate robots.txt does NOT block important pages	Safe	Critical	Deterministic
6.24.05	Validate page fully renders in Google’s mobile crawler	Renderable	Critical	Deterministic
6.24.06	Validate canonical tag exists and is correct	Valid	Critical	Deterministic
6.24.07	Validate canonical is self‑referencing for primary pages	Correct	Heavy	Deterministic
6.24.08	Validate canonical domain consistency (www vs non-www)	Stable	Heavy	Deterministic
6.24.09	Validate no duplicate canonicals	Clean	Heavy	Deterministic
6.24.10	Validate language‑alternate canonicals if multilingual	Present	Medium	Deterministic
6.24.11	Validate URLs clean, human-readable, SEO-friendly	Clean	Heavy	Deterministic
6.24.12	Validate no session IDs or unnecessary parameters	Clean	Heavy	Deterministic
6.24.13	Validate slug structure consistent across site	Consistent	Heavy	Deterministic
6.24.14	Validate no mixed-case URLs	Lowercase	Heavy	Deterministic
6.24.15	Validate URLs are short and descriptive	Concise	Medium	Deterministic
6.24.16	Validate no trailing slash inconsistency	Stable	Medium	Deterministic
6.24.17	Validate pagination URLs follow standard format	Clean	Medium	Deterministic
6.24.18	Validate faceted navigation does NOT create index bloat	Clean	Medium	Deterministic
6.24.19	Validate parameters handled via canonicals or noindex	Correct	Medium	Deterministic
6.24.20	Validate XML sitemap accessible	Accessible	Heavy	Deterministic
6.24.21	Validate sitemap index file exists for large sites	Present	Heavy	Deterministic
6.24.22	Validate all important URLs included	Complete	Heavy	Deterministic
6.24.23	Validate sitemap <loc> entries absolute URLs	Correct	Heavy	Deterministic
6.24.24	Validate sitemap <lastmod> accurate	Accurate	Heavy	Deterministic
6.24.25	Validate sitemap compression (gzip) available	Present	Medium	Deterministic
6.24.26	Validate image/video sitemaps if required	Present	Medium	Deterministic
6.24.27	Validate hreflang sitemaps valid (if multilingual)	Correct	Medium	Deterministic
6.24.28	Validate sitemap file size/URL count limits not exceeded	Within limits	Medium	Deterministic
6.24.29	Validate no orphan pages	None	Heavy	Deterministic
6.24.30	Validate internal links accessible without JS	Functional	Heavy	Deterministic
6.24.31	Validate crawl depth ≤ 3 for important pages	≤ 3	Heavy	Deterministic
6.24.32	Validate hierarchical linking patterns logical	Logical	Heavy	Deterministic
6.24.33	Validate no excessive link counts (spam patterns)	Clean	Medium	Deterministic
6.24.34	Validate footer links not excessive	Balanced	Medium	Deterministic
6.24.35	Validate contextual internal linking used correctly	Strong	Medium	Deterministic
6.24.36	Validate important pages receive sufficient internal authority	Strong	Medium	Deterministic
6.24.37	Validate server-side rendered HTML present before JS	Present	Critical	Deterministic
6.24.38	Validate hydration does NOT break content visibility	Stable	Critical	Deterministic
6.24.39	Validate headless-render output matches browser render	High parity	Critical	Deterministic
6.24.40	Validate JS errors absent during crawl	Clean	Heavy	Deterministic
6.24.41	Validate dynamic content visible to crawlers	Visible	Heavy	Deterministic
6.24.42	Validate shadow DOM content indexable (if used)	Indexable	Heavy	Deterministic
6.24.43	Validate lazy-loaded content still indexed correctly	Visible	Medium	Deterministic
6.24.44	Validate dynamically inserted metadata (JS) rendered server-side	SSR-backed	Medium	Deterministic
6.24.45	Validate hydration warnings absent	Clean	Medium	Deterministic
6.24.46	Validate pages meet baseline technical indexing readiness	Pass	Medium	Deterministic
6.24.47	Validate stable crawlability signals across all templates	Stable	Medium	Deterministic
6.24.48	Validate internal linking density average within norms	Healthy	Medium	Deterministic
6.24.49	Validate sitemap & robots coherent with indexing strategy	Aligned	Medium	Deterministic
6.24.50	Compute partial Technical SEO score for Chunk 1	Complete	Medium	Deterministic
6.24.51	Validate no duplicate content across URLs	Clean	Heavy	Deterministic
6.24.52	Validate canonical freezer logic consistent (no dynamic overrides)	Stable	Heavy	Deterministic
6.24.53	Validate no URL variations (UTM, params) indexed	Clean	Heavy	Deterministic
6.24.54	Validate uppercase/lowercase variations not indexed	Clean	Medium	Deterministic
6.24.55	Validate alternate versions (HTTP/non-www) redirect correctly	301	Medium	Deterministic
6.24.56	Validate canonical chains avoid loops	Clean	Medium	Deterministic
6.24.57	Validate thin/near-duplicate pages not indexable	Controlled	Medium	Deterministic
6.24.58	Validate pagination implemented correctly (no index bloat)	Stable	Heavy	Deterministic
6.24.59	Validate infinite scroll SEO fallback (paginated URLs)	Present	Heavy	Deterministic
6.24.60	Validate filters/facets noindex or canonicalized	Controlled	Heavy	Deterministic
6.24.61	Validate query parameters not generating crawl traps	Clean	Medium	Deterministic
6.24.62	Validate sorting options handled correctly	Canonical or noindex	Medium	Deterministic
6.24.63	Validate paginated content internally linked in sequence	Linked	Medium	Deterministic
6.24.64	Validate sitemaps include only indexable URLs	Clean	Heavy	Deterministic
6.24.65	Validate sitemap update frequency matches site activity	Consistent	Heavy	Deterministic
6.24.66	Validate multilingual hreflang sitemaps free of conflicts	Correct	Heavy	Deterministic
6.24.67	Validate sitemap hosted on same domain/subdomain	Correct	Medium	Deterministic
6.24.68	Validate sitemap not blocked by robots.txt	Accessible	Medium	Deterministic
6.24.69	Validate sitemap GSC submission present	Submitted	Medium	Deterministic
6.24.70	Validate server response stable < 200ms (TTFB target)	Fast	Heavy	Deterministic
6.24.71	Validate caching headers correct (etag, max-age, cache-control)	Optimal	Heavy	Deterministic
6.24.72	Validate CDN integration correct (no duplicate caching layers)	Stable	Heavy	Deterministic
6.24.73	Validate HTTP/2 or HTTP/3 enabled	Enabled	Medium	Deterministic
6.24.74	Validate gzip/brotli compression enabled	Enabled	Medium	Deterministic
6.24.75	Validate origin→CDN routing clean	Stable	Medium	Deterministic
6.24.76	Validate JSON-LD correctly parsed	Valid	Heavy	Deterministic
6.24.77	Validate Organization schema consistent sitewide	Correct	Heavy	Deterministic
6.24.78	Validate Article schema correct for blog pages	Present	Heavy	Deterministic
6.24.79	Validate breadcrumbs schema correct	Valid	Medium	Deterministic
6.24.80	Validate Product/FAQ schema (if applicable) correct	Valid	Medium	Deterministic
6.24.81	Validate schema free of contradictions	Clean	Medium	Deterministic
6.24.82	Validate no duplicate entities across schemas	Clean	Heavy	Deterministic
6.24.83	Validate schema sameAs array consistent with Section 6.21	Matching	Heavy	Deterministic
6.24.84	Validate structured data matches page content	High parity	Medium	Deterministic
6.24.85	Validate no outdated schema types	Updated	Medium	Deterministic
6.24.86	Validate headless render retrieves full content	Full	Heavy	Deterministic
6.24.87	Validate no script timeouts or blocked resources	Clean	Heavy	Deterministic
6.24.88	Validate hydration parity across all devices	Stable	Heavy	Deterministic
6.24.89	Validate scripts loaded in correct order	Correct	Medium	Deterministic
6.24.90	Validate deferred/async scripts not blocking render	Clean	Medium	Deterministic
6.24.91	Validate technical decay minimal	Low	Medium	Deterministic
6.24.92	Validate structured data footprint complete	Complete	Medium	Deterministic
6.24.93	Validate crawler/renderer parity stable	Stable	Medium	Deterministic
6.24.94	Validate server/CDN behavior consistent globally	Consistent	Medium	Deterministic
6.24.95	Validate faceted navigation choices reinforce canonical logic	Strong	Medium	Deterministic
6.24.96	Validate extraneous parameters eliminated	Clean	Medium	Deterministic
6.24.97	Validate “SEO Noise” minimal (irrelevant markup removed)	Low	Medium	Deterministic
6.24.98	Validate render-blocking resources minimized	Minimal	Medium	Deterministic
6.24.99	Validate no hidden or cloaked content	Clean	Medium	Deterministic
6.24.100	Compute partial Technical SEO score for Chunk 2	Complete	Medium	Deterministic
6.24.101	Validate subdomains properly mapped (DNS + SSL + routing)	Correct	Heavy	Deterministic
6.24.102	Validate main domain → canonical domain redirect (301)	Correct	Heavy	Deterministic
6.24.103	Validate no duplicate content across subdomains	Clean	Heavy	Deterministic
6.24.104	Validate localized subdomains (if any) use unique hreflang	Correct	Medium	Deterministic
6.24.105	Validate cross-domain canonicalization not misconfigured	Clean	Medium	Deterministic
6.24.106	Validate crawl budget not wasted on non-important URLs	Efficient	Heavy	Deterministic
6.24.107	Validate no endless URL combinations (crawl traps)	None	Heavy	Deterministic
6.24.108	Validate low-value pages deprioritized (nofollow/noindex)	Correct	Heavy	Deterministic
6.24.109	Validate internal link priority matches business priority	Correct	Medium	Deterministic
6.24.110	Validate crawl rate control (server stable at peak)	Stable	Medium	Deterministic
6.24.111	Validate correct SSR for critical SEO pages	Strong	Heavy	Deterministic
6.24.112	Validate hydration does not hide essential content	Stable	Heavy	Deterministic
6.24.113	Validate CSR fallback works when JS fails	Clean	Heavy	Deterministic
6.24.114	Validate prefetching/preserving state does not break crawlers	Clean	Medium	Deterministic
6.24.115	Validate shadow DOM content discoverable (if used)	Discoverable	Medium	Deterministic
6.24.116	Validate HTML noise minimal (inline styles, excessive wrappers)	Low	Heavy	Deterministic
6.24.117	Validate DOM depth not excessively nested	Healthy	Heavy	Deterministic
6.24.118	Validate AI-parseable structure (semantic tags, consistent patterns)	Strong	Heavy	Deterministic
6.24.119	Validate microdata duplication avoided	Clean	Medium	Deterministic
6.24.120	Validate accessibility structure helps AI segmentation	Strong	Medium	Deterministic
6.24.121	Validate strong hub pages linking clusters	Strong	Heavy	Deterministic
6.24.122	Validate pillar → cluster → subcluster hierarchy	Correct	Heavy	Deterministic
6.24.123	Validate contextual anchors semantic (not generic “click here”)	Descriptive	Heavy	Deterministic
6.24.124	Validate dynamic linking components (related posts) indexable	Visible	Medium	Deterministic
6.24.125	Validate anchor text distribution healthy	Balanced	Medium	Deterministic
6.24.126	Validate edge caching stable globally	Stable	Heavy	Deterministic
6.24.127	Validate CDN routing optimized (no hops/delays)	Optimal	Heavy	Deterministic
6.24.128	Validate image CDNs return optimized formats (WebP/AVIF)	Yes	Heavy	Deterministic
6.24.129	Validate JS/CSS served compressed from edge	Compressed	Medium	Deterministic
6.24.130	Validate caching TTL correctly set per asset type	Correct	Medium	Deterministic
6.24.131	Validate uptime ≥ 99.9%	Yes	Heavy	Deterministic
6.24.132	Validate response times stable under load	Stable	Heavy	Deterministic
6.24.133	Validate backend errors (500, 503, 504) minimal	Minimal	Heavy	Deterministic
6.24.134	Validate hosting configuration no misconfigurations	Clean	Medium	Deterministic
6.24.135	Validate DNS propagation correct & stable	Stable	Medium	Deterministic
6.24.136	Validate AI-powered crawlers get consistent final HTML	Consistent	Heavy	Deterministic
6.24.137	Validate no content differs between JS-rendered and raw HTML	Parity	Heavy	Deterministic
6.24.138	Validate all primary entities readable (organization, product, article)	Readable	Heavy	Deterministic
6.24.139	Validate metadata duplication avoided (title/desc conflicts)	Clean	Medium	Deterministic
6.24.140	Validate alternate language versions render properly	Correct	Medium	Deterministic
6.24.141	Validate core technical health across all templates	Strong	Heavy	Deterministic
6.24.142	Validate unified indexing strategy implemented	Unified	Heavy	Deterministic
6.24.143	Validate render parity browser ↔ crawler ↔ AI systems	High	Heavy	Deterministic
6.24.144	Validate technical quality stable over time (no decay)	Stable	Medium	Deterministic
6.24.145	Validate signals consistent with Section 6.23 (UX)	Aligned	Medium	Deterministic
6.24.146	Validate canonical & sitemap logic match entity roles	Correct	Medium	Deterministic
6.24.147	Validate structured data, canonicals, hreflang produce unified identity	Unified	Medium	Deterministic
6.24.148	Validate indexing footprint minimal (no bloat)	Clean	Medium	Deterministic
6.24.149	Validate full technical readiness for AI crawlers	Strong	Medium	Deterministic
6.24.150	Compute full Technical SEO composite score for Section 6.24	>= 90%	Critical	Deterministic

6.24 Technical SEO / Crawlability / Indexability / Render Integrity Suite

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