Unclassified // For public releaseCompany Forensics · Online Security Checked

Full corporate forensics — registration, ownership, people, and risk — at companyforensics.org.

Automatic security check · Public OSINT only

Company website

https://www.blockchain.com/

88%

Strong protections

Public signals look solid. Keep verifying ownership and payment flows for high-stakes use. Passive OSINT only · inventKeys=false.

  1. High concern
  2. Elevated risk
  3. Caution advised
  4. Trusted — verify
  5. Strong protections

blockchain.com security check

Public OSINT valuation for blockchain.com: grade A (88/100). Title signal “Digital Asset Infrastructure & Crypto Platform | Blockchain”. 6 security headers present, 2 commonly expected headers missing. This is a defensive surface review — not a penetration test.

88
/100
Grade A
Strong protections

Public signals look solid. Keep verifying ownership and payment flows for high-stakes use.

Checked 2026-11-08T15:40:47Z · Method: automated passive checks · No attacks, no exploits

Company website · Services · Social

Company website

https://www.blockchain.com/

Services & products

Social & LinkedIn

  • GitHub https://github.com/blockchain/

Links are extracted from public crawl HTML only. We never invent profiles or product pages.

Research engines · Complete scan

This complete report delivers web-check-class passive modules to customers — DNS, TLS, headers, mail auth, archives, CT logs and more. Run a live check on the security-check tool for the full interactive dashboard.

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Trustpilot · Glassdoor

Trustpilot

—

Official Trustpilot signals only — never scraped. Shown when a public Business Unit profile exists (inventKeys=false).

Open Trustpilot for blockchain.com ↗

Glassdoor

—

No Glassdoor scrape. Search the official employer directory when no linked profile is present.

Search Glassdoor ↗

Hosting · IP · map

  • IP104.17.173.30
  • ASN—
  • Hosting—
  • Geo—
  • PTR—
  • Nameservers—
  • MX—
  • SPF—
Map pending — IP geolocation not available (inventKeys=false).
  1. Query
    blockchain.comRequested hostname
  2. IP
    104.17.173.30Resolved A record
  3. ASN
    —Hosting org
  4. Trace
    ICMP traceroute off by policyPassive IP path only · inventKeys=false

Sources: DNS · MX/SPF/PTR · ipwho.is · OpenStreetMap · hosting-check · tool=vendor.hosting_check (passive only). Soft-fail if geo blocked · inventKeys=false.

Domain registration · business age

Domain age · domain-age-checker · vendor.domain_age

15 years, 8 months, 9 days

Veteran (10+ years)

RegistrarCloudflare, Inc.
Registered2011-03-08
Domain age15 years, 8 months, 9 days
Age bandVeteran (10+ years)
Registry / location.com registry (RDAP)

Public RDAP / WHOIS only · domain-age-checker · tool=vendor.domain_age. Soft-fail when WHOIS is blocked — we never invent registrar or age.

Website worth · free TLDs · age

Est. midpoint$115,911,000
Range$4,374,000 – $227,448,000
Confidencehigh
Traffic (est.)2,430,000 – 8,100,000 / mo
RPM$18–$78
MonetizationHigh

Adapted from olivernashivy/site-worth · tool=vendor.site_worth · indicative only · inventKeys=false.

Same-name free extensions

  • blockchain.site · available
  • blockchain.cloud · available
  • blockchain.store · available

Checked 21 TLDs for “blockchain” · 8 registered · 1 unknown · DNS + RDAP only · tool=vendor.domain_scanner · inventKeys=false.

Highlights

Positive Highlights

  • SSL/TLS certificate validates (public handshake succeeded).
  • Final URL is served over HTTPS.
  • DNS resolves publicly (A/AAAA or equivalent).
  • TLS handshake OK (TLSv1.3).
  • HTTP Strict Transport Security is present.
  • Content-Security-Policy observed.
  • DNS resolves publicly (A/AAAA).
  • security.txt found (coordinated disclosure signal).

Negative Highlights

  • Security header missing: cross-origin-opener-policy.
  • Security header missing: cross-origin-resource-policy.

Derived from this scan’s findings, RDAP, TLS, and enrichment only · tools=vendor.site_worth,vendor.domain_age,vendor.hosting_check,vendor.domain_scanner · inventKeys=false.

Review Details

Company Evaluation

Registration data lists registrar “Cloudflare, Inc.”. Treat WHOIS fields as public OSINT only — not a legal ownership certificate. Domain age from RDAP is about 15 year(s) (5724 days).

Webshop Evaluation

Heuristic site-worth model (inventKeys=false) estimates midpoint value around $115,911,000 with monetization potential “High”. This is not an appraisal.

Technical Evaluation

Transport looks healthy: TLSv1.3 with certificate from Google Trust Services. One or more browser security headers are missing on the final HTTPS response. That weakens clickjacking/XSS defenses even when the site is otherwise legitimate. Registrar on record: Cloudflare, Inc.. No automated “low-trust registrar” claim is made without a verified feed.

How we scored blockchain.com

Positive signals

  • TLS handshake OK (TLSv1.3).
  • HTTP Strict Transport Security is present.
  • Content-Security-Policy observed.
  • DNS resolves publicly (A/AAAA).
  • security.txt found (coordinated disclosure signal).
  • robots.txt is publicly available.
  • RDAP domain record available (blockchain.com).

Risk signals

  • No elevated risk signals recorded in this pass.

Findings

Technical details

DNS

resolved
A
104.17.173.30, 104.17.172.30
AAAA
—
PTR
—
error
—

TLS / certificate

ok
version
TLSv1.3
cipher
TLS_AES_256_GCM_SHA384
issuer
Google Trust Services
notAfter
Dec 17 04:01:01 2026 GMT
SAN sample
blockchain.com, *.blockchain.com
error
—

HTTP & security headers

6 present
finalUrl
https://www.blockchain.com/
status
200
server
cloudflare
x-powered-by
—
present
content-security-policy, permissions-policy, referrer-policy, strict-transport-security, x-content-type-options, x-frame-options
missing
cross-origin-opener-policy, cross-origin-resource-policy
cookie Secure
False
cookie HttpOnly
False

Tech fingerprint (public)

passive
title
Digital Asset Infrastructure & Crypto Platform | Blockchain
generator
—
tech
Next.js, Google Analytics
script hosts
consent.cookiebot.com, onelinksmartscript.appsflyer.com, x
description
Access crypto trading, DeFi, yield, institutional services and digital asset infrastructure with Blockchain.com. Discover more.

RDAP / registration

rdap
domain
blockchain.com
registrar
Cloudflare, Inc.
created
2011-03-08T10:04:38Z
expires
2027-03-08T10:04:38Z
nameservers
beth.ns.cloudflare.com, jay.ns.cloudflare.com
status
client delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited
error
—

Public well-known

passive
/.well-known/security.txt
HTTP 200 · found
/robots.txt
HTTP 200 · found
/security.txt
HTTP 404
Analyzed 2026-11-08T15:40:47Z CF passive OSINT (DNS/TLS/HTTP/RDAP/well-known) — no exploits More recent checks

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