BLST Security vs Censys
BLST Security vs Censys, compared side by side on 18 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: BLST Security is on 40/100 and Censys on 56/100.
Where each one leads
BLST Security
Leads on none of the measures we hold for both companies.
Censys
- our overall score: 56/100 against 40/100
- domain rating: 76/100 against 36/100
At a glance
| Measure | BLST Security | Censys |
|---|---|---|
| What it is | Enterprise API security platform that maps API sprawl and detects attack vectors based on business impact. | Internet intelligence platform providing visibility into external attack surfaces for threat hunting and security. |
| Category | Enterprise, API, Code, Cybersecurity | Cybersecurity, SaaS, Network Security |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | 2021 | 2017 |
| Headquarters | San Francisco, United States | Ann Arbor, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | BLST Security | Censys |
|---|---|---|
| Employees | 2 | 2 |
| Headcount growthLast 12 months | -28.0% | Not published |
| Total funding | Not published | $50.0M |
| Latest round | Not published | Series C |
| LinkedIn followers | 561 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | BLST Security | Censys |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 40/100 | 56/100 |
| Traction | 5/100 | 43/100 |
| Team | 70/100 | 60/100 |
| Community | Not published | 8/100 |
| Search visibility | 27/100 | 17/100 |
| Quality | 48/100 | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (43/100) | D (47/100) |
| Domain ratingLink authority, 0-100 | 36/100 | 76/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | BLST Security | Censys |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | Not detected | WordPress |
| Frameworks | Next.js, Tailwind CSS, Bootstrap | Jquery |
| Analytics | Not detected | Google Tag Manager |
| Support stack | Not detected | HubSpot |
| Open source | No | Yes |
BLST Security vs Censys: common questions
Which is better, BLST Security or Censys?
On our 0-100 score Censys rates higher (56/100 against 40/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 18 data points above: read the rows that match what you are buying for.
How do BLST Security and Censys compare on the numbers?
Censys leads on our overall score (56/100 against 40/100), domain rating (76/100 against 36/100).
Read the full BLST Security review and pricing or the Censys review and pricing. You can also browse other BLST Security alternatives we track.

