Unclassified // For public releaseWordle · Official security dossier

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Automatic security check · Public OSINT only

Company website

https://slack.com/

76%

Trusted — verify

No major public red flags in this pass, but confirm reviews, ownership, and TLS details yourself. Passive OSINT only · inventKeys=false.

High concern
Elevated risk
Caution advised
Trusted — verify
Strong protections

slack.com security check

Name: slack.com security check — Trusted — verify | Wordle
Item: slack.com
Rating: 76
Author: Wordle

Public OSINT valuation for slack.com: grade B (76/100). Title signal “Slack | AI Work Platform & Productivity Tools”. 4 security headers present, 4 commonly expected headers missing. This is a defensive surface review — not a penetration test.

/100

Grade B

Company website · Services · Social

Company website

https://slack.com/

Services & products

Channels Chat and work together https://slack.com/features/channels
Meetings & Video Video chat with your team https://slack.com/features/huddles
Canvas Create, edit, and share docs https://slack.com/features/canvas
Lists Manage projects in Slack https://slack.com/features/task-list
Slackbot Meet your new AI teammate https://slack.com/features/slackbot
Slack Code New Build with people and agents https://slack.com/features/code-channels
Native AI Save time with built-in AI https://slack.com/features/ai
Salesforce in Slack Put customer data to work https://slack.com/features/crm
Enterprise Search Find answers from anywhere https://slack.com/features/enterprise-search
Agentic Platform All your people, apps, and agents https://slack.com/features/agentic-platform
Workflow Builder Automate everyday tasks https://slack.com/features/workflow-automation
Slack Marketplace Browse over 2,600 apps https://slack.com/marketplace
See all features → https://slack.com/features
Engineering https://slack.com/solutions/engineering
IT https://slack.com/solutions/information-technology
Customer Service https://slack.com/solutions/customer-service
Sales https://slack.com/solutions/sales
Project Management https://slack.com/solutions/project-management
Marketing https://slack.com/solutions/marketing
Human Resources https://slack.com/solutions/human-resources
Security https://slack.com/solutions/security
Manufacturing, Auto & Energy https://slack.com/solutions/manufacturing
Technology https://slack.com/solutions/technology
Media https://slack.com/solutions/media

Social & LinkedIn

LinkedIn https://www.linkedin.com/company/tiny-spec-inc/
Facebook https://facebook.com/slackhq
Instagram https://www.instagram.com/slackhq/
TikTok https://www.tiktok.com/@slackhq
X (Twitter) https://twitter.com/slackhq
YouTube https://www.youtube.com/channel/UCY3YECgeBcLCzIrFLP4gblw

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 — researched in the spirit of Lissy93/web-check. Port scan, traceroute and Shodan stay off by policy. Run a live check on the security-check tool for the full interactive dashboard.

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<!-- Wordle Official Security Report badge -->
<a href="https://wordle.review/slack.com/#security-report" title="Wordle Official Security Report for slack.com" rel="noopener"><img src="https://wordle.review/security-check/assets/official-security-report-seal-v20261102w.png" alt="Wordle Official Security Report · score 76/100" width="88" height="88" loading="lazy" /></a>

Trustpilot · Glassdoor

Trustpilot

—

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

Open Trustpilot for slack.com ↗

Glassdoor

—

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

Search Glassdoor ↗

Hosting · IP · map

IP3.68.124.168
ASNAS16509
HostingA100 ROW GmbH
GeoFrankfurt am Main, Hessen, Germany

Query
slack.comRequested hostname
IP
3.68.124.168Frankfurt am Main, Hessen, Germany
ASN
AS16509A100 ROW GmbH
Trace
ICMP traceroute off by policyPassive IP path only · inventKeys=false

Sources: DNS · ipwho.is geolocation · OpenStreetMap embed. Soft-fail if geo blocked · inventKeys=false.

Domain registration · business age

RegistrarMarkMonitor Inc.

Registered1992-10-21

Domain age34 years

Registry / location.com registry (RDAP)

Public RDAP / WHOIS only. Soft-fail when WHOIS is blocked — we never invent registrar or age.

How we scored slack.com

Positive signals

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

Risk signals

Content-Security-Policy not observed.
X-Content-Type-Options missing.
Set-Cookie present but Secure/HttpOnly incomplete on sampled header.

Findings

TLS handshake OK (TLSv1.3).
HTTP Strict Transport Security is present.
Content-Security-Policy not observed.
X-Content-Type-Options missing.
Set-Cookie present but Secure/HttpOnly incomplete on sampled header.
DNS resolves publicly (A/AAAA).
security.txt found (coordinated disclosure signal).
robots.txt is publicly available.
RDAP domain record available (slack.com).
Final HTTP status 200 at https://slack.com/.

Technical details

DNS

resolved

A: 3.68.124.168, 52.29.238.212, 18.159.197.225, 3.68.124.95, 3.68.170.153, 3.68.175.98
AAAA: —
PTR: ec2-3-68-124-168.eu-central-1.compute.amazonaws.com
error: —

TLS / certificate

version: TLSv1.3
cipher: TLS_AES_256_GCM_SHA384
issuer: Let's Encrypt
notAfter: Jan 5 08:37:07 2027 GMT
SAN sample: *.slack.com, slack.com
error: —

HTTP & security headers

4 present

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

Tech fingerprint (public)

passive

title: Slack | AI Work Platform & Productivity Tools
generator: —
tech: Google Analytics
script hosts: a.slack-edge.com, cdn.cookielaw.org, d34u8crftukxnk.cloudfront.net
description: Boost productivity and save time with Slack‌ — ‌the AI work platform for managing projects, automating workflows, and connecting teams securely. Start working smarter today.

Company presence (crawl links)

extracted

companyWebsite: https://slack.com/
serviceLinks: Channels Chat and work together: https://slack.com/features/channels, Meetings & Video Video chat with your team: https://slack.com/features/huddles, Canvas Create, edit, and share docs: https://slack.com/features/canvas, Lists Manage projects in Slack: https://slack.com/features/task-list, Slackbot Meet your new AI teammate: https://slack.com/features/slackbot, Slack Code New Build with people and agents: https://slack.com/features/code-channels, Native AI Save time with built-in AI: https://slack.com/features/ai, Salesforce in Slack Put customer data to work: https://slack.com/features/crm, Enterprise Search Find answers from anywhere: https://slack.com/features/enterprise-search, Agentic Platform All your people, apps, and agents: https://slack.com/features/agentic-platform, Workflow Builder Automate everyday tasks: https://slack.com/features/workflow-automation, Slack Marketplace Browse over 2,600 apps: https://slack.com/marketplace
socialLinks: LinkedIn: https://www.linkedin.com/company/tiny-spec-inc/, Facebook: https://facebook.com/slackhq, Instagram: https://www.instagram.com/slackhq/, TikTok: https://www.tiktok.com/@slackhq, X (Twitter): https://twitter.com/slackhq, YouTube: https://www.youtube.com/channel/UCY3YECgeBcLCzIrFLP4gblw

RDAP / registration

rdap

domain: slack.com
registrar: MarkMonitor Inc.
created: 1992-10-21T04:00:00Z
expires: 2027-10-20T04:00:00Z
nameservers: ns-1493.awsdns-58.org, ns-166.awsdns-20.com, ns-1901.awsdns-45.co.uk, ns-606.awsdns-11.net
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 200 · found

Analyzed 2026-11-02T15:48:46Z WORDLE passive OSINT (DNS/TLS/HTTP/RDAP/well-known) — no exploits More recent checks

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