Dear Team, We are trying to implement universal linking app to app redirection for our banking application. We have configured the associated domains in our application as can be seen below in the info plist of our IPA <?xml version="1.0" encoding="UTF-8"?><!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "https://www.apple.com/DTDs/PropertyList-1.0.dtd"><plist version="1.0"><dict><key>application-identifier</key><string>2TK5X82C47.com.bankalbilad.NewRMB</string><key>aps-environment</key><string>production</string><key>beta-reports-active</key><true/><key>com.apple.developer.associated-domains</key><array><string>applinks:rob-auth.bankalbilad.com</string></array><key>com.apple.developer.icloud-container-identifiers</key><array></array><key>com.apple.developer.pass-type-identifiers</key><array><string>2TK5X82C47.*</string></array><key>com.apple.developer.payment-pass-provisioning</key><true/><key>com.apple.developer.team-identifier</key><string>2TK5X82C47</string><key>com.apple.developer.ubiquity-kvstore-identifier</key><string>2TK5X82C47.com.bankalbilad.NewRMB</string><key>com.apple.security.application-groups</key><array><string>group.com.NewRMB</string></array><key>get-task-allow</key><false/><key>keychain-access-groups</key><array><string>2TK5X82C47.com.bankalbilad.NewRMB.keychain</string></array></dict></plist> We are unable to see the call made from IOS reaching the endpoint which is https://rob-auth.bankalbilad.com/.well-known/apple-app-site-association We performed curl of our domain and get the below error. curl -i https://app-site-association.cdn-apple.com/a/v1/rob-auth.bankalbilad.com HTTP/1.1 404 Not Found Server: AppleHttpServer/2caa77a6bc2e755fca0e0f63e4d67e53390f9184 Date: Thu, 14 May 2026 11:42:16 GMT Content-Type: text/plain; charset=utf-8 Content-Length: 10 Apple-Failure-Details: {"cause":"Connection failed"} Apple-Failure-Reason: SWCERR00305 Network error Apple-From: https://rob-auth.bankalbilad.com/.well-known/apple-app-site-association Apple-Try-Direct: false Cache-Control: max-age=3600,public Vary: Accept-Encoding X-B3-TraceId: bfafe8fa87a6828f Strict-Transport-Security: max-age=31536000 Age: 21 Via: https/1.1 defra2-vp-vst-017.ts.apple.com (acdn/302.16436), https/1.1 defra2-vp-vfe-006.ts.apple.com (acdn/302.16436), http/1.1 defra2-xdc-mx-023.ts.apple.com (acdn/302.16436), http/1.1 defra1-edge-fx-060.ts.apple.com (acdn/302.16436) X-Cache: hit-stale, hit-stale, hit-fresh, hit-fresh CDNUUID: 6fb88181-f58a-4059-a770-26a43e1f32d0-16071773867 Expires: Thu, 14 May 2026 11:42:26 GMT Connection: keep-alive Not Found curl -v https://app-site-association.cdn-apple.com/a/v1/rob-auth.bankalbilad.com * Host app-site-association.cdn-apple.com:443 was resolved. * IPv6: (none) * IPv4: 17.253.15.159, 17.253.63.204, 17.253.63.201, 17.253.29.140, 17.253.29.162, 17.253.39.133, 17.253.39.145, 17.253.15.162 * Trying 17.253.15.159:443... * schannel: disabled automatic use of client certificate * ALPN: curl offers http/1.1 * ALPN: server accepted http/1.1 * Connected to app-site-association.cdn-apple.com (17.253.15.159) port 443 * using HTTP/1.x > GET /a/v1/rob-auth.bankalbilad.com HTTP/1.1 > Host: app-site-association.cdn-apple.com > User-Agent: curl/8.13.0 > Accept: */* > < HTTP/1.1 404 Not Found < Server: AppleHttpServer/2caa77a6bc2e755fca0e0f63e4d67e53390f9184 < Date: Thu, 14 May 2026 11:42:16 GMT < Content-Type: text/plain; charset=utf-8 < Content-Length: 10 < Apple-Failure-Details: {"cause":"Connection failed"} < Apple-Failure-Reason: SWCERR00305 Network error < Apple-From: https://rob-auth.bankalbilad.com/.well-known/apple-app-site-association < Apple-Try-Direct: false < Cache-Control: max-age=3600,public < Vary: Accept-Encoding < X-B3-TraceId: bfafe8fa87a6828f < Strict-Transport-Security: max-age=31536000 < Age: 33 < Via: https/1.1 defra2-vp-vst-017.ts.apple.com (acdn/302.16436), https/1.1 defra2-vp-vfe-006.ts.apple.com (acdn/302.16436), http/1.1 defra2-xdc-mx-023.ts.apple.com (acdn/302.16436), http/1.1 defra1-edge-fx-058.ts.apple.com (acdn/302.16436) < X-Cache: hit-stale, hit-stale, hit-fresh, hit-fresh < CDNUUID: 77d7de5e-f827-44b1-bbf5-ae2d8e36e104-16053052830 < Expires: Thu, 14 May 2026 11:42:26 GMT < Connection: keep-alive We also don't see any blocks in our firewall or in WAF or any network level Load balancers. Can you please help in troubleshooting the same.