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Amazon Route 53
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Proofpoint
Location
United States
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trello.com
Paid content
Multilingual
Categories: Productivity
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.
Updated: 2026-09-01 09:42
Language: English (default)
Access: Normal
Profile views 6
Outbound visits 5
Website Overview
Limited stack disclosure and few obvious backend markers suggest a more restrained public footprint. That reduces easy fingerprinting clues but is not proof of overall security. An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality.
Domain and Registration
Registered in 2004, this domain has about 22 years of history. That suggests continuity, although ownership and purpose may have changed. The registrar, MarkMonitor Inc., specializes in corporate domain and brand management, suggesting attention to domain asset protection. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The domain uses the common .com extension, which is not an independent safety signal.
DNS and Email
The lowest TTL is 20 seconds, supporting rapid record changes at the cost of more frequent lookups. Nameservers are provided by Amazon Route 53, indicating managed DNS hosting. MX records point to the Proofpoint email service. DNSSEC is enabled, allowing validating resolvers to authenticate signed DNS data. No CNAME was found; the observed records resolve directly to addresses.
TLS and Certificates
The certificate uses an RSA 2048-bit public key, offering broad client compatibility. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued within the Amazon cloud or CDN ecosystem. The certificate is valid for about 197 days in total, with 163 days remaining.
HTTP and Browser Security
The response lacks these common security headers: CSP, Referrer-Policy, Permissions-Policy, clickjacking protection. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. The x-cache, via response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header contains the custom value AtlassianEdge.
Technology Stack Analysis
No obvious technology stack is exposed. This may reflect restrained information disclosure, although the underlying technologies remain unknown.
Search and Social Sharing
The meta description has 195 characters and may be shortened in search results. The canonical URL points to another host: https://www.trello.com/home. Search engines may consolidate indexing signals there. No Open Graph metadata was detected, so social previews may depend on platform inference. The page declares 12 language or regional alternatives using hreflang. The title has 55 characters, within a common display range.
Hosting and Email
Pages, Search and Sharing
| Meta 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. |
|---|---|
| Canonical URL | https://www.trello.com/home |
| Language | English (default) · Multilingual |
| Twitter Card | Not detected |
Unknown
robots.txt (opens in a new tab)
24 rulesAll bots 1 allowed · 23 disallowed
/
/search?/reset?/confirm?/confirmDelete?^/*/recommend*/add-card?*/login?*/signup?/forgot$/statement//boardinvited//invite//organizationinvited//boardInviteDeclined//organizationInviteDeclined//associate//not-supported.html/static//1//c//b//u//w/
No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | MarkMonitor Inc. |
|---|---|
| Registered | 2004-08-20 |
| Expires | 2027-06-01 |
| Domain status | client delete prohibited、client transfer prohibited、client update prohibited |
| Nameservers | ns-1442.awsdns-52.org、ns-2013.awsdns-59.co.uk、ns-402.awsdns-50.com、ns-722.awsdns-26.net |
| DNSSEC | signed |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | trello.com | 13.249.74.112 | 20 | — |
| A | trello.com | 13.249.74.22 | 20 | — |
| A | trello.com | 13.249.74.32 | 20 | — |
| A | trello.com | 13.249.74.34 | 20 | — |
| MX | trello.com | mxa-001d9801.gslb.pphosted.com | 300 | 10 |
| MX | trello.com | mxb-001d9801.gslb.pphosted.com | 300 | 10 |
| NS | trello.com | ns-1442.awsdns-52.org | 81686 | — |
| NS | trello.com | ns-2013.awsdns-59.co.uk | 81686 | — |
| NS | trello.com | ns-402.awsdns-50.com | 81686 | — |
| NS | trello.com | ns-722.awsdns-26.net | 81686 | — |
| TXT | trello.com | atlassian-domain-verification=ZRphniOpyvhHV76mRmxnLkHJVrKnbeOIxmhbxb8PF6AarX0FypthxYB/r5XpVC2E | 300 | — |
| TXT | trello.com | facebook-domain-verification=5g7n6qixu6oqonzuw4igcyn2fd52yi | 300 | — |
| TXT | trello.com | google-site-verification=L1Pv1rpciXhbLcwV1z84F6fdeNpGMIDd4nrgAzCQncc | 300 | — |
| TXT | trello.com | google-site-verification=UqQbR3bkx0DW0mTjn4zpy-pFaTOtklFFLgVJPLpWBfg | 300 | — |
| TXT | trello.com | google-site-verification=XiTuMrGYNDAcJ3h6FgJn-qK1wWhcRCTrwK7ihP4lgzQ | 300 | — |
| TXT | trello.com | google-site-verification=dk_f7jMXJqZs_HAQ5Qvd1LMExtsW6rL0_3vK6wMWxyM | 300 | — |
| TXT | trello.com | google-site-verification=j10V2FxDCOpk-ZtvXbt0csUYbGo4uttk0VIeNN3pMwQ | 300 | — |
| TXT | trello.com | google-site-verification=klLlb7yZqSKsDzIEQ_Ck9G8vJZrZUYSl7G6SYm5ugaU | 300 | — |
| TXT | trello.com | google-site-verification=lFRc2QYcvrD1x-JP-sbqyEHEVFTzLiYr_s5TMwqDPGE | 300 | — |
| TXT | trello.com | google-site-verification=m3SBLzut__3UbFT85xIcXyZs4CsOKfX6MrdByMh6xSM | 300 | — |
| TXT | trello.com | google-site-verification=rSOg_zfvrFkmPwI-Yg4oLj8SNdFQnPCeo9a0GtDf_y4 | 300 | — |
| TXT | trello.com | mailru-verification: 26cd15930108c82c | 300 | — |
| TXT | trello.com | slack-domain-verification=IQyaWt1Bt2nVwCvOsgj2ObAap344ynM5bV6C8zlZ | 300 | — |
| TXT | trello.com | v=spf1 include:_spf.google.com include:_spf.salesforce.com include:spemail.trello.com include:cust-spf.exacttarget.com include:amazonses.com -all | 300 | — |
| DS | trello.com | 55691 13 2 fe52a4b971d20b12a166c338277fd8766e15e2591030795ce242fd055be9ffa1 | 86400 | — |
| DMARC | _dmarc.trello.com | v=DMARC1; p=reject; sp=quarantine; adkim=r; aspf=r; fo=1; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; | 81 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | *.frontend.public.atl-paas.net |
| Issuer | Amazon |
| Valid until | 2027-02-09T23:59 · Remaining when checked: 163 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html |
| cache-control | max-age=0, s-maxage=604800, stale-if-error=604800, no-cache="Set-Cookie", must-revalidate |
| server | AtlassianEdge |
| strict-transport-security | max-age=63072000; preload |
| content-security-policy | |
| x-content-type-options | nosniff |
| set-cookie | Redacted |
Identified technologies
Technology stack: Unknown
Recent Updates
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