keyword

critical national infrastructure

Monthly search volume and cost-per-click data for "critical national infrastructure" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=critical+national+infrastructure&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $21.98 | | competition | 0.03 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
critical infrastructure protection	18,100	$10.15	7/20
critical infrastructures	3,600	$21.98	8/20
critical it infrastructure	3,600	$17	7/20
critical infrastructure	2,900	$12.49	15/20
what are critical infrastructure	590	$9.98	7/20
what is critical infrastructure	590	$9.98	7/20
critical infrastructure definition	390	$0	7/20
define critical infrastructure	320	$0	6/20
security critical infrastructure	260	$16.52	8/20
essential infrastructure	30	$0	7/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=critical+national+infrastructure&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt