Unclassified // For public releaseWordle · Official security dossier

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Automatic security check · Public OSINT only

Company website

https://trello.com/

64%

Caution advised

Mixed public signals. Review missing headers, domain age, and independent reputation before trusting it. Passive OSINT only · inventKeys=false.

High concern
Elevated risk
Caution advised
Trusted — verify
Strong protections

trello.com security check

Name: trello.com security check — Caution advised | Wordle
Item: trello.com
Rating: 64
Author: Wordle

Public OSINT valuation for trello.com: grade C (64/100). Title signal “Capture, organize, and tackle your to-dos from anywhere”. 2 security headers present, 6 commonly expected headers missing. This is a defensive surface review — not a penetration test.

/100

Grade C

Company website · Services · Social

Company website

https://trello.com/

Services & products

Pricing https://trello.com/pricing
Marketing teams Whether launching a new product, campaign, or creating content, https://trello.com/teams/marketing
Product management Use Trello’s management boards and roadmap features to simpli https://trello.com/teams/product

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.

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/trello.com/#security-report" title="Wordle Official Security Report for trello.com" rel="noopener"><img src="https://wordle.review/security-check/assets/official-security-report-seal-v20261102w.png" alt="Wordle Official Security Report · score 64/100" 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 trello.com ↗

Glassdoor

—

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

Search Glassdoor ↗

Hosting · IP · map

IP108.138.7.51
ASNAS16509
HostingAmazon.com, Inc.
GeoFrankfurt am Main, Hessen, Germany

Query
trello.comRequested hostname
IP
108.138.7.51Frankfurt am Main, Hessen, Germany
ASN
AS16509Amazon.com, Inc.
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.

Registered2004-08-20

Domain age22 years 2 mo

Registry / location.com registry (RDAP)

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

How we scored trello.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 (trello.com).

Risk signals

Content-Security-Policy not observed.
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.
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 (trello.com).
Final HTTP status 200 at https://trello.com/.

Technical details

DNS

resolved

A: 108.138.7.51, 108.138.7.108, 108.138.7.86, 108.138.7.42
AAAA: —
PTR: server-108-138-7-51.fra56.r.cloudfront.net
error: —

TLS / certificate

version: TLSv1.3
cipher: TLS_AES_128_GCM_SHA256
issuer: Amazon
notAfter: Feb 9 23:59:59 2027 GMT
SAN sample: *.frontend.public.atl-paas.net, bitbucket.org, *.bitbucket.com, *.bitbucket.io, *.teamworkgraph.ai, *.dataapps.shared.atlassian-3p.com, *.devsphere.tools.atlassian.com, *.rovo.com
error: —

HTTP & security headers

2 present

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

Tech fingerprint (public)

passive

title: Capture, organize, and tackle your to-dos from anywhere
generator: —
tech: —
script hosts: atl-onetrust-wrapper.atlassian.com, trello-bifrost.prod-east.frontend.public.atl-paas.net
description: Make the impossible, possible with Trello. The ultimate tool to boost your productivity. Escape the clutter and chaos—stay efficient with Inbox, Boards, and Planner from anywhere, even on mobile.

Company presence (crawl links)

extracted

companyWebsite: https://trello.com/
serviceLinks: Pricing: https://trello.com/pricing, Marketing teams Whether launching a new product, campaign, or creating content, : https://trello.com/teams/marketing, Product management Use Trello’s management boards and roadmap features to simpli: https://trello.com/teams/product
socialLinks: none found

RDAP / registration

rdap

domain: trello.com
registrar: MarkMonitor Inc.
created: 2004-08-20T18:07:36Z
expires: 2027-06-01T11:59:59Z
nameservers: ns-1442.awsdns-52.org, ns-2013.awsdns-59.co.uk, ns-402.awsdns-50.com, ns-722.awsdns-26.net
status: client delete prohibited, client transfer prohibited, client 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 2026-11-02T15:49:28Z WORDLE passive OSINT (DNS/TLS/HTTP/RDAP/well-known) — no exploits More recent checks

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