1L

1Lookup API

Phone, email and IP lookups, plus enrichment, social, SEO and web data, on one credit balance

Proprietary56 operations26 schemas1 revision

Changes

Full history

Source

View schema
Spec
OpenAPI 3.1.0
Document
1lookup.io · JSON, 279 KB
Retrieved
Oct 19, 2026, 18:12 UTC
Digest
57b6d8ba04ac

For agents

Every page here has a markdown twin. The overview is one fetch; the llms.txt lists every operation with a link to its own markdown.

curl https://skmtc.dev/1lookup/apis/1lookup-api.md
curl https://skmtc.dev/1lookup/apis/1lookup-api/llms.txt