Review / Testimonial / AggregateRating Schema Suite: 90 checks

ID	Check	Passes when	Weight	Runs
6.17.01	Detect Review schema	Present	Critical	Deterministic
6.17.02	Validate @type = Review	Accurate	Critical	Deterministic
6.17.03	Validate reviewBody exists and is non-empty	Present	Heavy	Deterministic
6.17.04	Validate reviewRating object exists	Present	Heavy	Deterministic
6.17.05	Validate ratingValue is inside allowed numeric range	Correct	Heavy	Deterministic
6.17.06	Validate author property present	Present	Heavy	Deterministic
6.17.07	Validate author name not empty	Present	Heavy	Deterministic
6.17.08	Validate author URL (if present) is valid	Accurate	Medium	Deterministic
6.17.09	Validate no anonymous reviewer conflicts across pages	Clean	Medium	Deterministic
6.17.10	Validate reviewer identity consistent across multiple reviews (if repeated)	Consistent	Medium	Deterministic
6.17.11	Detect AggregateRating object	Present	Critical	Deterministic
6.17.12	Validate ratingValue matches visible on-page rating	Exact	Heavy	Deterministic
6.17.13	Validate reviewCount matches actual count	Accurate	Heavy	Deterministic
6.17.14	Validate bestRating & worstRating valid and numeric	Correct	Heavy	Deterministic
6.17.15	Validate AggregateRating not duplicated across multiple schemas	Clean	Medium	Deterministic
6.17.16	Validate Review applies to correct entity (Product, Service, LocalBusiness)	Accurate	Heavy	Deterministic
6.17.17	Validate itemReviewed @id matches target entity	Exact	Heavy	Deterministic
6.17.18	Validate itemReviewed name matches correct entity	Accurate	Medium	Deterministic
6.17.19	Validate no mismatched entities (e.g., product review on service page)	Clean	Medium	Deterministic
6.17.20	Validate multilingual review associations match correct language variant	Accurate	Medium	Deterministic
6.17.21	Validate Testimonial (review-like content without rating) detectable	Present	Heavy	Deterministic
6.17.22	Validate testimonial content is unique and not duplicated across pages	Unique	Heavy	Deterministic
6.17.23	Validate Testimonial markup follows Review-schema pattern where possible	Consistent	Medium	Deterministic
6.17.24	Validate testimonial author properties (if present)	Accurate	Medium	Deterministic
6.17.25	Detect ReviewPage schema (if exists)	Present	Heavy	Deterministic
6.17.26	Validate ReviewPage lists multiple review items	Present	Heavy	Deterministic
6.17.27	Validate ReviewPage pagination (if >20 reviews)	Logical	Heavy	Deterministic
6.17.28	Validate ReviewPage metadata (title, description)	Accurate	Medium	Deterministic
6.17.29	Validate Review schema passes Rich Results test	Pass	Medium	Deterministic
6.17.30	Compute partial review score for Chunk 1	Complete	Medium	Deterministic
6.17.31	Validate presence of review images (if supported)	Present	Heavy	Deterministic
6.17.32	Validate review images load correctly (200 status)	OK	Heavy	Deterministic
6.17.33	Validate association of images with correct review @id	Accurate	Heavy	Deterministic
6.17.34	Validate image alt text (user-generated or system-generated)	Present	Medium	Deterministic
6.17.35	Validate review video objects (if present) follow schema rules	Correct	Medium	Deterministic
6.17.36	Validate thumbnail URLs valid and high-resolution	High quality	Medium	Deterministic
6.17.37	Validate audio reviews supported and schema-compliant (if present)	Accurate	Medium	Deterministic
6.17.38	Validate overall sentiment distribution (positive/neutral/negative)	Balanced/accurate	Heavy	Deterministic
6.17.39	Validate review text includes contextual service/product references	Strong	Heavy	Deterministic
6.17.40	Validate review language is AI-readable (not truncated/spammy)	Clean	Heavy	Deterministic
6.17.41	Validate no AI-detected fake/spam patterns	Clean	Heavy	Deterministic
6.17.42	Validate diversity of review content length (short, medium, long)	Natural	Medium	Deterministic
6.17.43	Validate ratingValue consistent with GBP	Exact	Heavy	Deterministic
6.17.44	Validate ratingValue matches platforms (FB, Yelp, Trustpilot)	Accurate	Heavy	Deterministic
6.17.45	Validate testimonial claims do not contradict public reviews	Consistent	Medium	Deterministic
6.17.46	Validate reviewCount parity across platforms (± reasonable threshold)	Logical	Medium	Deterministic
6.17.47	Validate datePublished present	Present	Heavy	Deterministic
6.17.48	Validate valid ISO timestamp format	Accurate	Heavy	Deterministic
6.17.49	Validate freshness of reviews (recent < 12 months)	Present	Medium	Deterministic
6.17.50	Validate chronological ordering consistency	Logical	Medium	Deterministic
6.17.51	Validate ReviewPage loads efficiently (acceptable LCP)	Pass	Heavy	Deterministic
6.17.52	Validate pagination schema (nextPage, prevPage) if implemented	Correct	Heavy	Deterministic
6.17.53	Validate infinite-scroll review loading (if used)	Stable	Medium	Deterministic
6.17.54	Validate structured markup for paginated reviews	Accurate	Medium	Deterministic
6.17.55	Validate language detection of each review	Accurate	Heavy	Deterministic
6.17.56	Validate translated reviews link correctly to original versions	Linked	Heavy	Deterministic
6.17.57	Validate hreflang for ReviewPage translations	Accurate	Medium	Deterministic
6.17.58	Validate multilingual review ratings consistent	Consistent	Medium	Deterministic
6.17.59	Validate multimedia review markup passes validators	Pass	Medium	Deterministic
6.17.60	Compute partial review score for Chunk 2	Complete	Medium	Deterministic
6.17.61	Validate no duplicate review bodies across pages	Clean	Heavy	Deterministic
6.17.62	Validate no repeated reviewer names across unrelated reviews	Clean	Heavy	Deterministic
6.17.63	Detect spam-pattern phrasing (repetition, unnatural keywords)	None	Heavy	Deterministic
6.17.64	Validate review distribution is natural (not all 5-star only)	Balanced	Heavy	Deterministic
6.17.65	Validate suspicious reviews flagged for manual review	True	Medium	Deterministic
6.17.66	Validate Review → Service linkage (if service-specific)	Accurate	Heavy	Deterministic
6.17.67	Validate Review → Product linkage (if product-specific)	Accurate	Heavy	Deterministic
6.17.68	Validate Review → LocalBusiness linkage (always valid)	Accurate	Heavy	Deterministic
6.17.69	Validate Review → Offer linkage (if pricing-related review)	Correct	Medium	Deterministic
6.17.70	Validate Review function in the overall entity graph	Consistent	Medium	Deterministic
6.17.71	Validate ReviewPage includes rich review snippets	Present	Heavy	Deterministic
6.17.72	Validate ReviewPage includes filtering (rating, date, relevance)	Present	Heavy	Deterministic
6.17.73	Validate ReviewPage includes sorting (newest, highest-rated)	Present	Heavy	Deterministic
6.17.74	Validate ReviewPage includes search within reviews (if applicable)	Present	Medium	Deterministic
6.17.75	Validate clear CTA to submit new reviews	Present	Medium	Deterministic
6.17.76	Validate presence of detailed reviews (50–200+ words)	Present	Heavy	Deterministic
6.17.77	Validate reviews include context (problem → experience → outcome)	Strong	Heavy	Deterministic
6.17.78	Validate emotional tone authenticity	Natural	Medium	Deterministic
6.17.79	Validate reviewer photos (if uploaded) match UGC policies	Compliant	Medium	Deterministic
6.17.80	Validate hreflang tags correct for all ReviewPage versions	Accurate	Heavy	Deterministic
6.17.81	Validate cross-language review counts are consistent	Logical	Heavy	Deterministic
6.17.82	Validate translated reviews maintain ratingValue parity	Consistent	Medium	Deterministic
6.17.83	Validate translated review bodies maintain semantic meaning	High parity	Medium	Deterministic
6.17.84	Validate Review schema loads in initial DOM	Present	Heavy	Deterministic
6.17.85	Validate no JS-based delayed review rendering	Clean	Heavy	Deterministic
6.17.86	Validate review images optimized (WebP/AVIF)	Optimized	Medium	Deterministic
6.17.87	Validate ReviewPage performance metrics (LCP, CLS, FID)	Pass	Medium	Deterministic
6.17.88	Validate entire Review & AggregateRating schema passes validators	Pass	Heavy	Deterministic
6.17.89	Validate no conflicting or duplicated review blocks exist	Clean	Heavy	Deterministic
6.17.90	Compute full review composite score for Section 6.17	>= 90%	Critical	Deterministic

6.17 Review / Testimonial / AggregateRating Schema Suite

Run these checks on your site