seodata.dev

keyword

subject key identifier

Monthly search volume and cost-per-click data for "subject key identifier" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=subject+key+identifier&country=us" +--------------+------------------+ | volume | 135,000 | | cpc | $1.69 | | competition | 0.88 | | country | US | | updated | 2026-06-05 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
certificate extension 1,900 $14.82 3/20
certificate usage 170 $0 3/20
authority key identifier 70 $0 7/20
certificate extensions 70 $0 3/20
certificates extensions 70 $0 3/20
x509v3 subject key identifier 20 $0 9/20
x509v3 subject key identifier: 20 $0 9/20
x509v3 authority key identifier: 20 $0 5/20
subjectkeyidentifier 20 $0 4/20
x509v3 authority key identifier 20 $0 4/20

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=subject+key+identifier&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