Unclassified // For public release888AI · Official security dossier

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888AI Trusted Reviews · Public OSINT security valuation

Company website

https://www.notion.com/

notion.so

Public OSINT valuation for notion.so: grade B (73/100). Title signal “The AI workspace that works for you. | Notion”. 3 security headers present, 5 commonly expected headers missing. This is a defensive surface review — not a penetration test.

73
B
73%

Security posture

Grade B · Passive public OSINT assessment. Official 888AI security dossier · inventKeys=false.

Company website · Services · Social

Company website

https://www.notion.com/

Services & products

Social & LinkedIn

  • No social or LinkedIn company links found on the scanned pages.

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

Hosting · IP · map

  • IP208.103.161.1
  • ASN—
  • Hosting—
  • Geo—
  • PTR—
  • Nameservers—
  • MX—
  • SPF—
Map pending — IP geolocation not available (inventKeys=false).
  1. Query
    notion.soRequested hostname
  2. IP
    208.103.161.1Resolved 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

—

RDAP registration age

Registrar—
Registered—
Domain age—
Age band—
Registry / location—

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

StatusNot estimated — need RDAP age

Soft-fail without registration age · tool=vendor.site_worth · inventKeys=false.

Same-name free extensions

  • notion.io · available
  • notion.co · available
  • notion.me · available
  • notion.store · available

Checked 22 TLDs for “notion” · 8 registered · 0 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.
  • Set-Cookie includes Secure and HttpOnly flags.
  • DNS resolves publicly (A/AAAA).

Negative Highlights

  • X-Content-Type-Options missing.
  • X-Powered-By disclosed: Next.js.
  • Security header missing: x-content-type-options.
  • Security header missing: x-frame-options.
  • Security header missing: permissions-policy.
  • Security header missing: cross-origin-opener-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

Company identity from public registration is limited in this pass. Confirm ownership through official channels before high-stakes trust.

Webshop Evaluation

No independent traffic/ranking feed was attached to this report. We do not invent popularity — verify commerce risk via payment provider and customer-review channels.

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.

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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Add a free badge that links visitors to this official 888AI security report. You get referral traffic and a backlink; customers can verify the dossier.

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Findings

Checks

DNS

resolved
A
208.103.161.1, 208.103.161.17, 208.103.161.16, 208.103.161.2
AAAA
2602:f79a::2, 2602:f79a:0:1::1, 2602:f79a:0:1::2, 2602:f79a::1
PTR
—
error
—

TLS / certificate

ok
version
TLSv1.3
cipher
TLS_AES_256_GCM_SHA384
issuer
Google Trust Services
notAfter
Jan 10 00:40:01 2027 GMT
SAN sample
notion.so, *.notion.so, *.dev.notion.so, *.stg.notion.so, *.www.notion.so
error
—

HTTP & security headers

3 present
finalUrl
https://www.notion.com/
status
200
server
cloudflare
x-powered-by
Next.js
present
content-security-policy, referrer-policy, strict-transport-security
missing
x-content-type-options, x-frame-options, permissions-policy, cross-origin-opener-policy, cross-origin-resource-policy
cookie Secure
True
cookie HttpOnly
True

Tech fingerprint (public)

passive
title
The AI workspace that works for you. | Notion
generator
—
tech
React, Next.js
script hosts
x
description
Build Custom Agents, search across all your apps, and automate busywork. The AI workspace where teams get more done, faster.

RDAP / registration

unavailable
domain
notion.so
registrar
—
created
—
expires
—
nameservers
—
status
—
error
HTTP Error 404: Not Found

Public well-known

passive
/.well-known/security.txt
HTTP 200 · found
/robots.txt
HTTP 200 · found
/security.txt
HTTP 200 · found

Trustpilot · Glassdoor

Trustpilot

—

Official Trustpilot signals only — never scraped. Scores appear when SECSCAN_TRUSTPILOT_API_KEY is configured (inventKeys=false).

Open Trustpilot for notion.so ↗

Glassdoor

—

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

Search Glassdoor ↗
Analyzed 2026-11-01T14:56:16Z 888AI passive OSINT (DNS/TLS/HTTP/RDAP/well-known) — no exploits Public OSINT only More recent checks

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