28 technologies4 categories
sfopera.com is built on React with Google Tag Manager and Google Analytics.
Analytics are handled by Google Tag Manager and Google Analytics. Infrastructure includes Azure DNS and Cloudflare.
Tech Stack Highlights
Frameworks & Languages2
Reactv16.7.0
JavaScript frameworks
100%
5 evidence signals
Script
https://unpkg.com/react@16.7.0/umd/react.production.min.jsScript
https://unpkg.com/react@16.7.0/umd/react.production.min.jsScript
https://unpkg.com/react-dom@16.7.0/umd/react-dom.production.min.jsJS Global
React → object(v16.7.0)JS Global
ReactDOM → objectMicrosoft ASP.NET
Web frameworks
75%
1 evidence signal
Header
\.AspNetCore: EPiStateMarker=true; path=/; secure
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DeviceId=e6b89d01-96e6-0e79-904d-2b8440774adc; expires=Fri, 23 Apr 2027 05:53:53 GMT; path=/; secure; samesite=lax; httponly
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DeviceId=2f61c245-ecb3-4aa3-87d1-e99c73026910; expires=Fri, 23 Apr 2027 05:53:53 GMT; path=/; secure; samesite=lax; httponly
DeviceId=e6b89d01-00e8-797b-df1a-9f96767f6ece; expires=Fri, 23 Apr 2027 05:53:53 GMT; path=/; secure; samesite=lax; httponly
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DeviceId=186e763b-6260-47bb-bc1f-3652182217b6; expires=Fri, 23 Apr 2027 05:53:53 GMT; path=/; secure; samesite=lax; httponly
DeviceId=e6b89d01-85e8-0975-fe7b-b471d76f8e7a; expires=Fri, 23 Apr 2027 05:53:53 GMT; path=/; secure; samesite=lax; httponly
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DeviceId=e6b89d01-0de9-8b7a-1244-26f4f1eab78a; expires=Fri, 23 Apr 2027 05:53:53 GMT; path=/; secure; samesite=lax; httponly
DeviceId=3386b2b1-b23d-48a0-b192-59edbc4f331c; expires=Fri, 23 Apr 2027 05:53:53 GMT; path=/; secure; samesite=lax; httponly
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.AspNetCore.Session=CfDJ8BJ9NxIhqv1Jtcw6hk5Xgt7TqjnbLCPiTcOsZZMZCF28g4lWXl%2BtEcJfqsjG5p9hmffp2T4GBifkNv8pTAp4g6QjnDfKU9q%2BVAdjZdQTZmIabiSHXavOmMsWFrAVmKXbq0gDvTUix9IUYI2QQIbyFbV2Oc48VghvC%2BKp2WDF%2Fbal; path=/; secure; samesite=lax; httponly
ARRAffinity=0151c15fa4d8536902bf025ff4acb5dd7ca3846c05b910d934d15cb435415026;Path=/;HttpOnly;Secure;Domain=www.sfopera.com
ARRAffinitySameSite=0151c15fa4d8536902bf025ff4acb5dd7ca3846c05b910d934d15cb435415026;Path=/;HttpOnly;SameSite=None;Secure;Domain=www.sfopera.comAnalytics & Marketing13
Google Tag Manager
Tag managers
100%
3 evidence signals
HTML
googletagmanager.com/gtm.jsJS Global
google_tag_manager → objectJS Global
dataLayer → objectGoogle Analytics
Analytics
100%
3 evidence signals
Cookie
_gaScript
https://www.googletagmanager.com/gtag/js?id=G-D8T84YVEZT&cx=c>m=4e64k1Script
https://www.googletagmanager.com/gtag/js?id=AW-625238285&cx=c>m=4e64k1Facebook Pixelv2.9.303
Analytics
100%
5 evidence signals
Script
https://connect.facebook.net/signals/config/5965224640222160?v=2.9.303&r=stable&domain=www.sfopera.com&hme=97937018cefade17726f0472876fc101316b2ce9008a35a6a5a7977d7436151a&ex_m=104%2C205%2C154%2C22%2C72%2C73%2C145%2C68%2C67%2C11%2C162%2C90%2C16%2C138%2C127%2C39%2C75%2C78%2C134%2C159%2C164%2C8%2C4%2C5%2C7%2C6%2C3%2C91%2C101%2C165%2C170%2C219%2C62%2C186%2C187%2C55%2C276%2C30%2C74%2C231%2C230%2C229%2C23%2C33%2C103%2C61%2C10%2C63%2C97%2C98%2C99%2C105%2C130%2C31%2C29%2C132%2C133%2C129%2C128%2C155%2C76%2C158%2C156%2C157%2C50%2C60%2C123%2C15%2C161%2C45%2C263%2C264%2C262%2C26%2C27%2C28%2C48%2C146%2C77%2C112%2C18%2C20%2C44%2C40%2C42%2C41%2C83%2C92%2C96%2C110%2C144%2C147%2C46%2C111%2C24%2C21%2C119%2C69%2C36%2C149%2C148%2C150%2C141%2C139%2C25%2C35%2C59%2C109%2C160%2C70%2C17%2C152%2C114%2C81%2C66%2C19%2C85%2C86%2C116%2C84%2C136%2C135%2C34%2C278%2C293%2C212%2C201%2C202%2C200%2C296%2C288%2C52%2C213%2C107%2C131%2C80%2C121%2C54%2C47%2C49%2C113%2C120%2C126%2C58%2C64%2C151%2C115%2C37%2C32%2C53%2C56%2C100%2C163%2C1%2C124%2C14%2C122%2C12%2C2%2C57%2C93%2C65%2C118%2C89%2C88%2C166%2C167%2C94%2C95%2C9%2C125%2C102%2C51%2C142%2C87%2C79%2C71%2C117%2C106%2C43%2C143%2C0%2C82%2C137%2C140%2C153%2C38%2C108%2C13%2C168%2C228%2C227%2C222%2C224%2C225%2C226%2C223%2C211%2C221%2C193%2C190%2C191%2C185%2C189%2C192%2C188%2C183%2C316%2C196%2C215%2C184%2C182%2C235%2C206%2C176%2C177%2C172%2C178%2C175%2C173%2C174%2C171%2C169%2C180%2C181%2C179%2C265%2C315%2C194%2C238%2C239%2C244%2C241%2C243%2C242%2C240%2C237%2C252%2C248%2C249%2C247%2C253%2C250%2C246%2C251%2C245Script
https://connect.facebook.net/signals/config/890999701411237?v=2.9.303&r=stable&domain=www.sfopera.com&hme=97937018cefade17726f0472876fc101316b2ce9008a35a6a5a7977d7436151a&ex_m=104%2C205%2C154%2C22%2C72%2C73%2C145%2C68%2C67%2C11%2C162%2C90%2C16%2C138%2C127%2C39%2C75%2C78%2C134%2C159%2C164%2C8%2C4%2C5%2C7%2C6%2C3%2C91%2C101%2C165%2C170%2C219%2C62%2C186%2C187%2C55%2C276%2C30%2C74%2C231%2C230%2C229%2C23%2C33%2C103%2C61%2C10%2C63%2C97%2C98%2C99%2C105%2C130%2C31%2C29%2C132%2C133%2C129%2C128%2C155%2C76%2C158%2C156%2C157%2C50%2C60%2C123%2C15%2C161%2C45%2C263%2C264%2C262%2C26%2C27%2C28%2C48%2C146%2C77%2C112%2C18%2C20%2C44%2C40%2C42%2C41%2C83%2C92%2C96%2C110%2C144%2C147%2C46%2C111%2C24%2C21%2C119%2C69%2C36%2C149%2C148%2C150%2C141%2C139%2C25%2C35%2C59%2C109%2C160%2C70%2C17%2C152%2C114%2C81%2C66%2C19%2C85%2C86%2C116%2C84%2C136%2C135%2C34%2C278%2C293%2C212%2C201%2C202%2C200%2C296%2C288%2C52%2C213%2C107%2C131%2C80%2C121%2C54%2C47%2C49%2C113%2C120%2C126%2C58%2C64%2C151%2C115%2C37%2C32%2C53%2C56%2C100%2C163%2C1%2C124%2C14%2C122%2C12%2C2%2C57%2C93%2C65%2C118%2C89%2C88%2C166%2C167%2C94%2C95%2C9%2C125%2C102%2C51%2C142%2C87%2C79%2C71%2C117%2C106%2C43%2C143%2C0%2C82%2C137%2C140%2C153%2C38%2C108%2C13%2C168%2C228%2C227%2C222%2C224%2C225%2C226%2C223%2C211%2C221%2C193%2C190%2C191%2C185%2C189%2C192%2C188%2C183%2C316%2C196%2C215%2C184%2C182%2C235%2C206%2C176%2C177%2C172%2C178%2C175%2C173%2C174%2C171%2C169%2C180%2C181%2C179%2C265%2C315%2C194%2C238%2C239%2C244%2C241%2C243%2C242%2C240%2C237%2C252%2C248%2C249%2C247%2C253%2C250%2C246%2C251%2C245Script
https://connect.facebook.net/signals/config/1114542005673175?v=2.9.303&r=stable&domain=www.sfopera.com&hme=97937018cefade17726f0472876fc101316b2ce9008a35a6a5a7977d7436151a&ex_m=104%2C205%2C154%2C22%2C72%2C73%2C145%2C68%2C67%2C11%2C162%2C90%2C16%2C138%2C127%2C39%2C75%2C78%2C134%2C159%2C164%2C8%2C4%2C5%2C7%2C6%2C3%2C91%2C101%2C165%2C170%2C219%2C62%2C186%2C187%2C55%2C276%2C30%2C74%2C231%2C230%2C229%2C23%2C33%2C103%2C61%2C10%2C63%2C97%2C98%2C99%2C105%2C130%2C31%2C29%2C132%2C133%2C129%2C128%2C155%2C76%2C158%2C156%2C157%2C50%2C60%2C123%2C15%2C161%2C45%2C263%2C264%2C262%2C26%2C27%2C28%2C48%2C146%2C77%2C112%2C18%2C20%2C44%2C40%2C42%2C41%2C83%2C92%2C96%2C110%2C144%2C147%2C46%2C111%2C24%2C21%2C119%2C69%2C36%2C149%2C148%2C150%2C141%2C139%2C25%2C35%2C59%2C109%2C160%2C70%2C17%2C152%2C114%2C81%2C66%2C19%2C85%2C86%2C116%2C84%2C136%2C135%2C34%2C278%2C293%2C212%2C201%2C202%2C200%2C296%2C288%2C52%2C213%2C107%2C131%2C80%2C121%2C54%2C47%2C49%2C113%2C120%2C126%2C58%2C64%2C151%2C115%2C37%2C32%2C53%2C56%2C100%2C163%2C1%2C124%2C14%2C122%2C12%2C2%2C57%2C93%2C65%2C118%2C89%2C88%2C166%2C167%2C94%2C95%2C9%2C125%2C102%2C51%2C142%2C87%2C79%2C71%2C117%2C106%2C43%2C143%2C0%2C82%2C137%2C140%2C153%2C38%2C108%2C13%2C168Script
https://connect.facebook.net/en_US/fbevents.jsJS Global
_fbq → function(v2.9.303)M
MailChimp
Marketing automation
100%
1 evidence signal
dns
DKIM selector: k2M
Microsoft 365
Email
100%
1 evidence signal
dns
MX: sfopera-com.mail.protection.outlook.comS
SendGrid
Email
100%
1 evidence signal
dns
DKIM selector: s1Azure Monitor
Analytics
75%
1 evidence signal
Script
https://js.monitor.azure.com/scripts/b/ai.2.gbl.min.jsMicrosoft Clarity
Analytics
75%
1 evidence signal
JS Global
clarity → functionMonsido
Analytics
75%
2 evidence signals
JS Global
_monsido → objectJS Global
monsido_tracking → objectTikTok Pixel
Analytics
75%
1 evidence signal
JS Global
TiktokAnalyticsObject → stringZoho PageSense
A/B Testing
75%
1 evidence signal
Script
https://cdn.pagesense.io/js/sanfranciscoopera/67225b1814ad43f2bb353c507a9cc236.jsActiveCampaign
Marketing automation
75%
2 evidence signals
Script
https://diffuser-cdn.app-us1.com/diffuser/diffuser.jsScript
https://prism.app-us1.com/?a=225887353&u=https%3A%2F%2Fwww.sfopera.com%2FZ
Zoho
CRM
50%
1 evidence signal
HTML
implied by Zoho PageSenseInfrastructure & Security6
A
Azure DNS
PaaS
100%
1 evidence signal
dns
NS: ns2-07.azure-dns.netCloudflare
CDN
75%
2 evidence signals
Header
9f0a9c3cac514c7c-SJCHeader
cloudflare: cloudflareHSTS
Security
75%
1 evidence signal
Header
max-age=2592000Azure
PaaS
75%
1 evidence signal
Cookie
ARRAffinityjsDelivr
CDN
75%
1 evidence signal
Script
https://cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.jsUnpkg
CDN
75%
2 evidence signals
Script
https://unpkg.com/react@16.7.0/umd/react.production.min.jsScript
https://unpkg.com/react-dom@16.7.0/umd/react-dom.production.min.jsLibraries & Utilities7
HTTP/3
Miscellaneous
75%
1 evidence signal
Header
h3: h3=":443"; ma=86400Lodash
JavaScript libraries
75%
1 evidence signal
Script
https://cdn.jsdelivr.net/npm/lodash@4.17.21/lodash.min.jsYouTube
Video players
75%
2 evidence signals
Script
https://www.youtube.com/s/player/1bb6ee63/www-widgetapi.vflset/www-widgetapi.jsScript
https://www.youtube.com/player_apicore-js
JavaScript libraries
75%
1 evidence signal
JS Global
__core-js_shared__ → objectVideoJSv8.23.7
Video players
75%
1 evidence signal
JS Global
videojs → function(v8.23.7)Brightcove
Video players
75%
1 evidence signal
Script
https://players.brightcove.net/3385345412001/cEogNQFSS_default/index.min.jsUserWay
Accessibility
75%
2 evidence signals
Script
https://cdn.userway.org/widget.jsScript
https://cdn.userway.org/widgetapp/2026-04-14-10-40-20/widget_app_base_1776163220800.js