What powers westernasset.com?

Last seen Oct 2026 · 36 technologies across 17 categories

Analytics

Adobe Analytics
since Feb 2019
Google Analytics
since Feb 2019
Linkedin Insight Tag
since Nov 2021

CDN

Amazon CloudFront
since Apr 2024
Amazon S3
since Apr 2024
cdnjs
since Nov 2021
Cloudflare
since May 2022
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Nov 2024
jsDelivr
since Jul 2023

Cookie compliance

OneTrust
since Mar 2022

Customer data platform

Font scripts

Google Font API
since Feb 2019
Typekit
since Jul 2022

JavaScript frameworks

Angular v17.3.12
since Jul 2022
Essential JS 2
since Nov 2024
Zone.js
since Jul 2022

JavaScript libraries

jQuery v3.7.1
since Feb 2019
jQuery UI v1.14.2
since Feb 2019
LazySizes
since Feb 2022
Modernizr v2.8.3
since Feb 2019

Marketing automation

Marketo v165
since Nov 2020

Miscellaneous

DocuSign
since Aug 2022
Open Graph
since Sep 2022
Webpack
since Jul 2022

PaaS

Amazon Web Services
since Apr 2024

Performance

Priority Hints
since Nov 2024

Programming languages

Java
since Sep 2021
TypeScript
since Jul 2022

Security

Cloudflare Bot Management
since Nov 2024
HSTS
since Sep 2022

Segmentation

Adobe Audience Manager
since Apr 2022

Tag managers

UI frameworks

ZURB Foundation v5.5.3
since Feb 2019

Webmail

Apple iCloud Mail
since Apr 2023

AI Crawlers

Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.

Training crawlers

  • Applebot-Extended Blocked
  • Bytespider Blocked
  • CCBot Blocked
  • ClaudeBot Blocked
  • cohere-training-data-crawler Blocked
  • Diffbot Blocked
  • Google-CloudVertexBot Blocked
  • Google-Extended Blocked
  • GoogleOther Blocked
  • GPTBot Blocked
  • meta-externalagent Blocked

Search and AI assistants

  • Amazonbot Blocked
  • PetalBot Blocked

The other 20 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

Content Signals: search=yes ai-train=no declared in robots.txt

  • Nov 2026 ccbot added to robots.txt
  • Nov 2026 claude-web added to robots.txt
  • Nov 2026 claudebot added to robots.txt
  • Nov 2026 bytespider added to robots.txt
  • Nov 2026 Content Signals changed
  • Nov 2026 amazonbot added to robots.txt

See who blocks each AI crawler across the web

AI Crawlers

13 of 33 AI crawlers blocked

Standards: Content Signals

Full breakdown

Audience

  • 81% desktop
  • 19% phone
  • United States

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

3.85 / 10 · ranked #691,131 of all domains

86 referring domains · OpenPageRank

Core Web Vitals

LCP2.2 s
INP50 ms
CLS0
TTFB800 ms

Real user p75, Chrome UX Report, Oct 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 2.8 MB · 87 requests
  • Structured data: OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Hosted on Cloudflare (104.18.36.4, IPv6)
  • DNS: Cloudflare DNS
  • Email: Mimecast
  • Email security: SPF (soft fail), DMARC reject
  • SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
  • Common Crawl link graph: rank 6,915,339, 8 hosts
  • Verified with: Adobe, Apple Business, Atlassian, DocuSign, Google, Microsoft 365, Miro, OpenAI and 1 more

DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted

Subdomains

HostTechs
www.westernasset.com 26
careers.westernasset.com 21

Full technology history →
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