One earthquake by USGS event id: magnitude, depth, felt reports, PAGER alert, max intensity, tsunami flag and review status.

Hazard screen of a coordinate: quake history plus active wildfire, storm, volcano and flood events within a radius.

Recent earthquakes worldwide above a magnitude, newest or largest first, optional bounding box, with a match count.

Earthquakes within a radius of any coordinate worldwide: nearest, largest, counts by size and depth class, with distances.

Estimate P and S wave arrival times and the S-P gap from an epicentral distance or two coordinates, or distance from an S-P lag.

Search Wikidata by name; returns candidate Q-ids with descriptions and instance-of hints to disambiguate.

Country profile from Wikidata: capital, population, area, languages, currency, leaders, ISO codes, borders, with property ids.

Facts for one Wikidata entity: label, description, aliases, instance-of, Wikipedia links and key identifiers.

Profile of a notable person with a Wikipedia article: birth, death, occupation, citizenship, identifiers. Never private people.

Find the Wikidata entity for an ISBN, ORCID, IMDb id, ISO code, VIAF, GeoNames id or DOI, with check-digit validation.

A, AAAA, NS, MX, TXT and CAA records of a domain in one call, with TTLs and whether it exists.

Same-as links for a Wikidata entity: VIAF, ISNI, GND, Library of Congress, GeoNames, Wikipedia editions, exact-match URLs.

DNSSEC status of a domain: DS record at the parent, DNSKEY algorithms, and whether the resolver validated the answer.

CAA records for a domain (walking up to parent names): which CAs may issue certificates, wildcard rules and reporting contacts.

All values of one Wikidata property (for example P1082 population) on an entity, with ranks and dates.

City or place profile from Wikidata: coordinates, population, country, elevation, time zone, with property ids.

Mail servers of a domain by priority, whether each resolves to an address, and null-MX or implicit-MX handling.

Split a domain or URL host into labels, registrable domain and subdomain; convert punycode and flag lookalike traits.

Legal entity record by LEI: legal name, jurisdiction, status, and whether its registration is current or lapsed.

Email address screen: syntax, whether its domain accepts mail (MX), role account and known disposable domain flags.