Due Date Calculator
Identity Audit
Human Verified: March 2026Identity Vault VerifiedLegacy Authority · 11yr
Due Date Calculator has been continuously listed on DirJournal for 11 years — domain-tenure verification confirmed, awaiting the full 12-point manual editorial audit. Last checked March 5, 2026.
Editorial Verification
200 OK StatusAuto-Passed
Primary website is live, secure (HTTPS), and free of malware.
Domain AgeAuto-Passed
Real-world domain age (≥1 yr, verified via the Wayback Machine) OR pre-migration legacy ID OR ≥2 years of platform tenure. Survival across multiple search-engine update cycles is itself a trust signal.
Schema ValidationAuto-Passed
Valid Organization / ProfessionalService JSON-LD emitted on every page load — checked at render time.
Citation ClarityPending Manual Review
Verified outbound links to at least two authoritative sources (social profiles, sameAs URLs).
Operational HistoryAuto-Passed
Minimum 12-month active history in the claimed industry — derived from the business's founding year, Wayback-verified domain age, or listing tenure (any one signal passes).
Entity RegistrationPending Manual Review
Cross-referenced with official state or country business registries.
Physical FootprintData Incomplete
Verified non-virtual presence via Google Maps or official lease documentation.
Complete in DashboardActive LeadershipData Incomplete
Confirmation of key team members and executive roles.
Complete in DashboardNAP ConsistencyData Incomplete
Verified match of Name, Address, and Phone data across platforms.
Complete in DashboardProfessional LicensingPending Manual Review
Verification of required industry-specific certifications or licenses.
Sentiment AuditPending Manual Review
Manual review of third-party reputation signals (BBB, Trustpilot, etc.).
Editorial DiscretionPending Manual Review
Final human review to ensure the business provides genuine value.
This entity has not yet undergone the 12-Point Manual Editorial Audit. The points above marked Auto-Passed are system-derived; the manual checks need a human editor's sign-off.
About
Due Date Calculator is a free online reproductive health resource offering information on infertility, birth control, and pregnancy.
DirJournal's Perspective · System-Derived Authority
Due Date Calculator has held continuous editorial presence on DirJournal for 11 years — surviving multiple search-engine algorithm cycles since 2015. That tenure is itself a baseline trust signal in the AI-citation era; the full 12-point manual audit is the next layer.
| Feature | Destination |
|---|---|
| Early Signs of Pregnancy | http://www.duedatecalculator.org/pregnancy-symptoms/ |
| Chinese Boy or Girl Prediction | http://www.duedatecalculator.org/chinese-birth-calendar/ |
| Fetal Development Stages | http://www.duedatecalculator.org/getting-pregnant/ |
Knows About
This listing is missing founding year, team members, pricing, hours, and phone. Claim ownership to add the missing details, respond to inquiries, and verify your business is represented accurately.