Private YARA rules Hunting_JS_WebAssembly
Verdictaudit
Severityaudit
WEBSITE ANALYSIS REPORT
https://klaviyo.com/
public
Report summary
Submitted and final observations · captured HTTP activity
- Submitted URL
- https://klaviyo.com/
- Submitted IP / ASN
13.33.235.26 Unknown
- Final URL
- https://www.klaviyo.com/
- Final IP / ASN
172.64.147.119 AS13335 · CLOUDFLARENET
Final page
- Page title
- Klaviyo: AI Email Marketing & SMS | B2C CRM
- Final DOM MIME
- text/html; charset=utf-8
- Final DOM size
- 39 B (39 bytes)
Detections
Activity
- HTTP requests
- 192
- Observed hosts
- 36
- Script records
- 109
Estimated HTTP data
- Sent
- ~120.8 KB
- Received
- ~28.47 MB
Page capture
Final browser state
Detection signals
URLQuery findings, Threat Detection Systems, and IDS alerts
Threat Detection Systems
1IDS
1Suricata IDS ET INFO Observed ZeroSSL SSL/TLS Certificate
VerdictVerdict not recorded
Severitylow
Host infrastructure
Observed hosts are context, not independent maliciousness verdicts
| Host | Rank | Registered | First seen | Last seen | Sent | Received | IP | Fingerprints |
|---|---|---|---|---|---|---|---|---|
| o19233.ingest.sentry.io | 395603 | 2012-04-07 | 2021-04-30 | 2025-11-13 | 1.9 KB | 1.6 KB | 34.120.195.249 | Nginx Web servers, Reverse proxies Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Google Cloud CDN CDN Cloud CDN uses Google's global edge network to serve content closer to users. Google Cloud IaaS Google Cloud is a suite of cloud computing services. |
| app.qualified.com | 90356 | 1997-09-20 | 2019-01-17 | 2025-11-17 | 3.6 KB | 22.9 KB | 104.18.17.5 | Cloudflare Bot Management Security Cloudflare bot management solution identifies and mitigates automated traffic to protect websites from bad bots. Envoy Reverse proxies Envoy is an open-source edge and service proxy, designed for cloud-native applications. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. React JavaScript frameworks React is an open-source JavaScript library for building user interfaces or UI components. Qualified Live chat, Marketing automation Qualified is a B2B marketer that allows buyers and sales reps to connect through real-time website conversations. Cloudflare Browser Insights Analytics, RUM Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users. |
| bite.australiarevival.com | 851571 | 2021-05-31 | 2021-06-14 | 2025-11-08 | 11.4 KB | 5.8 KB | 50.16.211.97 | |
| player.vimeo.com | 132 | 2004-12-15 | 2013-09-26 | 2025-11-16 | 1.0 KB | 63.9 KB | 162.159.128.61 | Varnish Caching Varnish is a reverse caching proxy. Cloudflare Bot Management Security Cloudflare bot management solution identifies and mitigates automated traffic to protect websites from bad bots. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Amazon S3 CDN Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface. |
| ixfd2-api.bc0a.com | 76591 | 2018-05-01 | 2022-03-14 | 2025-11-10 | 489 B | 2.9 KB | 34.111.194.12 | Google Cloud IaaS Google Cloud is a suite of cloud computing services. Google Cloud CDN CDN Cloud CDN uses Google's global edge network to serve content closer to users. |
| arclight.vimeo.com | 24414 | 2004-12-15 | 2024-11-18 | 2025-11-16 | 3.2 KB | 1.5 KB | 34.120.202.204 | Google Cloud IaaS Google Cloud is a suite of cloud computing services. Google Cloud CDN CDN Cloud CDN uses Google's global edge network to serve content closer to users. |
| bat.bing.net | 24312 | 1997-09-03 | 2023-11-04 | 2025-11-16 | 1.7 KB | 1.5 KB | 150.171.28.10 | |
| js.qualified.com | 106077 | 1997-09-20 | 2019-02-21 | 2025-11-10 | 1.5 KB | 815.6 KB | 104.18.17.5 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. Cloudflare Bot Management Security Cloudflare bot management solution identifies and mitigates automated traffic to protect websites from bad bots. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Envoy Reverse proxies Envoy is an open-source edge and service proxy, designed for cloud-native applications. |
| assets.qualified.com | 152169 | 1997-09-20 | 2022-04-19 | 2025-11-10 | 2.3 KB | 2.88 MB | 104.18.17.5 | Cloudflare Bot Management Security Cloudflare bot management solution identifies and mitigates automated traffic to protect websites from bad bots. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| extend.vimeocdn.com | 80308 | 2010-04-21 | 2015-04-13 | 2025-11-11 | 387 B | 17.1 KB | 151.101.0.217 | Apache HTTP Server Web servers Apache is a free and open-source cross-platform web server software. Varnish Caching Varnish is a reverse caching proxy. |
| www.klaviyo.com | 66121 | 2012-03-29 | 2013-10-18 | 2025-11-11 | 46.2 KB | 6.66 MB | 172.64.147.119 | Netlify PaaS, CDN Netlify providers hosting and server-less backend services for web applications and static websites. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Envoy Reverse proxies Envoy is an open-source edge and service proxy, designed for cloud-native applications. Gatsby:5.11.0 Static site generator, JavaScript frameworks Gatsby is a React-based open-source framework with performance, scalability and security built-in. reCAPTCHA Security reCAPTCHA is a free service from Google that helps protect websites from spam and abuse. Webpack Miscellaneous Webpack is an open-source JavaScript module bundler. Optimizely A/B Testing, Personalisation Optimizely is an experimentation platform that helps developers build and run A/B tests on websites. React JavaScript frameworks React is an open-source JavaScript library for building user interfaces or UI components. Qualified Live chat, Marketing automation Qualified is a B2B marketer that allows buyers and sales reps to connect through real-time website conversations. |
| klaviyo.com | 639 | 2012-03-29 | 2013-11-13 | 2025-11-08 | 480 B | 2.12 MB | 3.167.2.33 | Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. Amazon S3 CDN Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface. Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. |
| static.cloudflareinsights.com | 4073 | 2019-08-30 | 2019-09-24 | 2025-11-16 | 512 B | 19.9 KB | 104.16.80.73 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| www.google.no | 92680 | 2001-02-26 | 2012-06-26 | 2025-11-16 | 1.7 KB | 643 B | 142.250.74.99 | |
| bat.bing.com | 2924 | 1996-01-29 | 2014-04-08 | 2025-11-16 | 758 B | 54.3 KB | 150.171.27.10 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |
| f.vimeocdn.com | 25524 | 2010-04-21 | 2014-04-09 | 2025-11-17 | 1.8 KB | 1.27 MB | 151.101.0.217 | Varnish Caching Varnish is a reverse caching proxy. |
| fonts.gstatic.com | N/A | 2008-02-11 | 2014-04-02 | 2025-11-16 | 2.1 KB | 63.6 KB | 142.250.178.67 | |
| vod-adaptive-ak.vimeocdn.com | 36736 | 2010-04-21 | 2024-05-07 | 2025-11-17 | 2.7 KB | 256.5 KB |  23.33.119.131 | |
| spider.australiarevival.com | 1435678 | 2021-05-31 | 2021-12-05 | 2025-11-08 | 418 B | 116.7 KB | 3.167.2.109 | Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. Caddy Web servers Not recorded Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. |
| js.hsforms.net | 43845 | 2013-09-18 | 2013-09-26 | 2025-11-17 | 379 B | 581.2 KB | 104.16.6.65 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. |
| o209747.ingest.us.sentry.io | 153264 | 2012-04-07 | 2025-03-12 | 2025-11-17 | 652 B | 522 B | 34.120.195.249 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Google Cloud CDN CDN Cloud CDN uses Google's global edge network to serve content closer to users. Google Cloud IaaS Google Cloud is a suite of cloud computing services. Nginx Web servers, Reverse proxies Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. |
| www.google.com | 22 | 1997-09-15 | 2015-05-10 | 2025-11-16 | 8.1 KB | 166.4 KB | 142.250.74.36 | |
| cdn.bc0a.com | 67873 | 2018-05-01 | 2018-05-16 | 2025-11-11 | 408 B | 74.4 KB | 35.201.125.192 | Google Cloud IaaS Google Cloud is a suite of cloud computing services. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Google Cloud Storage Miscellaneous Google Cloud Storage allows world-wide storage and retrieval of any amount of data at any time. |
| unpkg.com | 1093 | 2016-01-06 | 2016-01-07 | 2025-11-16 | 425 B | 1.17 MB | 104.18.1.22 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. WebAssembly Programming languages WebAssembly (abbreviated Wasm) is a binary instruction format for a stack-based virtual machine. Wasm is designed as a portable compilation target for programming languages, enabling deployment on the web for client and server applications. Fly.io PaaS Fly is a platform for running full stack apps and databases. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| vimeo.com | 78 | 2004-12-15 | 2012-05-20 | 2025-11-17 | 700 B | 9.4 KB | 162.159.128.61 | Amazon S3 CDN Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Cloudflare Bot Management Security Cloudflare bot management solution identifies and mitigates automated traffic to protect websites from bad bots. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. Varnish Caching Varnish is a reverse caching proxy. |
| 691b3d9bf2d22600088bf367--klaviyo-marketing-site-us.netlify.app 1 alerts | N/A | 2018-05-08 | 2025-11-17 | 2025-11-17 | 14.7 KB | 5.66 MB |  63.176.8.218 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Netlify PaaS, CDN Netlify providers hosting and server-less backend services for web applications and static websites. |
| ws4.qualified.com | 357525 | 1997-09-20 | 2024-09-24 | 2025-11-12 | 1.0 KB | 460 B | 104.18.17.5 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| lensflare.vimeo.com | 36991 | 2004-12-15 | 2024-11-18 | 2025-11-17 | 441 B | 295 B | 34.120.15.67 | Google Cloud CDN CDN Cloud CDN uses Google's global edge network to serve content closer to users. Google Cloud IaaS Google Cloud is a suite of cloud computing services. |
| js.hs-scripts.com | 18499 | 2016-07-11 | 2016-08-09 | 2025-11-17 | 382 B | 1.6 KB | 104.16.138.209 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| js.hs-banner.com | 17150 | 2020-03-09 | 2020-03-26 | 2025-11-16 | 391 B | 68.3 KB | 104.18.40.240 | Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| transcend-cdn.com | 10213 | 2023-01-31 | 2023-02-01 | 2025-11-17 | 1.7 KB | 508.1 KB | 172.64.147.18 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| www.gstatic.com | 146047 | 2008-02-11 | 2012-05-29 | 2025-11-16 | 4.6 KB | 4.93 MB | 142.250.178.67 | |
| i.vimeocdn.com | 24258 | 2010-04-21 | 2014-03-27 | 2025-11-16 | 1.0 KB | 3.4 KB | 151.101.0.217 | Varnish Caching Varnish is a reverse caching proxy. |
| www.googletagmanager.com | 283 | 2011-11-11 | 2012-10-04 | 2025-11-16 | 815 B | 1002.1 KB | 142.250.74.136 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |
| qualified-production.s3.amazonaws.com | N/A | 2005-08-18 | 2019-04-08 | 2025-11-10 | 563 B | 3.9 KB | 52.217.235.201 | Amazon S3 CDN Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. |
| geolocation.onetrust.com | 4022 | 2004-01-12 | 2018-02-07 | 2025-11-16 | 487 B | 461 B | 104.18.32.137 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |