# Sentryx Research

> Privacy-first research on public internet exposure, DNS, TLS certificates, security headers, email authentication, and exposed services.

Canonical: https://sentryxmonitor.com/research/
Last updated: 2026-08-08

Citation-ready internet exposure research

Sentryx Research publishes reproducible, anonymized aggregate findings only after privacy thresholds, metric definitions, and disclosure review are satisfied.

- [Research methodology](https://sentryxmonitor.com/research/methodology/) - Definitions, scan scope, privacy controls, aggregation, and limitations.

- [Sentryx Internet Exposure Report 2026](https://sentryxmonitor.com/research/internet-exposure-report-2026/) - Publication shell held from indexing until a privacy-qualified aggregate dataset is approved.

- [DMARC adoption](https://sentryxmonitor.com/research/dmarc-adoption/) - Permanent metric URL awaiting an approved reporting cohort.

- [Security header adoption](https://sentryxmonitor.com/research/security-header-adoption/) - Permanent metric URL awaiting an approved reporting cohort.

- [TLS certificate health](https://sentryxmonitor.com/research/tls-certificate-health/) - Permanent metric URL awaiting an approved reporting cohort.

- [Common exposed ports](https://sentryxmonitor.com/research/common-exposed-ports/) - Permanent metric URL awaiting an approved reporting cohort.

## Related
- [Home](https://sentryxmonitor.com/)