It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-747062462266.mit-edu.top/post/1934670258

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-747062462266.mit-edu.top",cType: 'managed',cRay: '90fcbafa6ecfd6a8',cH: '5c64dpo37DEuT4X3RTCPDj0qET860K9_O6T1bfFocPA-1739197126-1.2.1.1-dEU8fUdNvB08WSbWdpz8YpN0tSoW_VB8Cf8NK4_jBH2hDVmuAeCUgP9bnq844LNI',cUPMDTk: "\/post\/1934670258?__cf_chl_tk=n.Y6tIS0L6dqDh_FX2G7kWufxird5WH7Vh3FDlN9pfA-1739197126-1.0.1.1-wttzq8_QYtLY8NxXgU1_zfmIIoqaV_JeQB5Md.l3bzw",cFPWv: 'g',cITimeS: '1739197126',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1934670258?__cf_chl_f_tk=n.Y6tIS0L6dqDh_FX2G7kWufxird5WH7Vh3FDlN9pfA-1739197126-1.0.1.1-wttzq8_QYtLY8NxXgU1_zfmIIoqaV_JeQB5Md.l3bzw",md: "GcZsxK6_SB.HX55tZqP_Iy7DqZsAHLgDyZGIfodLlNQ-1739197126-1.2.1.1-IaooHkx_UzHj.pvJGQKtt5uweulW4ZbSi_0GtrAdwF5WH4DUXFLVYqX4SqSx.fTVjm4vyokvJPx6KItjB85nvd_G_0CQuvy5eCdd8yQaVGx5HLZdRlZAU31NmtZG3AAYIp5oewK0Vge3sMd1.WTqbhI7Z7qvujt7hfit8i7aiZZCqUvgIH83iseKQfy7CfD2yrIMtBcsm4cwWRaq5hLf9u7vDvVFv8JldTqyJ0pWc9Bke1msTR8Y9NwxOgvN4vmnbz99e6YhXLRPdBKh1EsgEXRsUnCd0orHx8qtOPa68lAEyobFIJcCNOUwKQGQw.apYrk_XbuqlbH8AZtokixB9KGd_4bQfuHRvqcd2FNV1I.vlvSJVAy.61Ihhs8RmAwKdNcsfkx5LgWkTD3PKniitvLj_DhX0L7qmQnPToqYVkIV7Mhs43qN2QotYqMsD6BlfX9e7sntdzm5axQY3x1na5wXtm0M3mD4wmpO52vuaVUPR1RYMFotQZkz7l.VES_DYzBAH7cQf8T7yBYQhJ1hobsgoIC.osxj_SHsPefC7gteewIWHp.iYHvceKQoUH1XDnEH9172ukL1LOvS13fxnJeLa6IPs8ab_Bydcerbuh9F0ycOg.lVma3bNMxRsRVJZupn7A3Rjbv9.lA3yPdOJbbbnMALlJyFubVie42Ocq5kd9ow.BkqDjjoggKCDG.q8ITXS.58Y1TV1uH9deUiKP5waRec6x_C2knOfx8YTPQ8VgArwQ8wvQ8Wzan_DG_w7d6WPsjPNqY8RdyR_cpP76F1Sng1WYrDseW5AKh0zS9q6N_qOofcMIix3V6mTeoZI8b_b9eXvkvMOpGdL0_RgVYs6pJU7zZDbYm7L1SumXe.nrlH7QjHFvzwoi0GkkuSBLKywtxJBfstW9XAL_Xe4aYDPRelGJhcmpOqWJoHKkx.NEdG9Ofzy5_s.Z_Vw.JJ41fXIGOMl.nQ.P.AQRuODMjreAtcUtvvkAUAISphbdevTqALfhPaLvAFnfhf0dvhebp93wW8K2_gNXGBKIf4E_AaU_lhmJRmanF3Xa3TPlrON7FHNk4y5OYPS.DziqdkuuXtcM81dpA6WkvgkQDScPz79ksLakl.x1Y5cH53k8C1KNKz7EoueLnE7py96IF6G7Qt68Bot3gzcRrqswQ0c1qoj2c2737yOlvI_ZdYqwI6ojf1SVD4NkcjbpF50bDxRj6Rd9uio3KS5meKUETYXaLVu51Ief6pWbJ1_RkL4FGJafzI4HSQWe67sUOCkF4nN_u4JUi2z97VT0lotfsHAF9qdPJ29RGxuyequjtupc5FN1n7GqZFc0LJZQUc4363cE4DgJnIxjzQLy_nlyByq.PmL0JiwZSdGQr6nFD0P4u6vVxfhIUYd84fiU1a5hbP1vtYYO_ByG8LL6TnIIwihMFM_9jXfsvccMJj0OW4CXvekpRmYzmdVoPi5_qs.qO_umFfz0R26Od0YcdiNuljF1ieUZW20C50sGHrqYN0YTzsb.fiKBEQsguTgvoOmEL0cyp.eIO9XN3zarBnNwiffbJ0T5CYf7eEkrS1LgePqd3AaT3Fxac8Wgrlsb9Rn29M42tgq9IfEJ3kbi9yV256OwPuPoGC191Qn1hmAY12zNNBpZiBLl82FqzqRPfL9l5eEp8kPzm6wT8il1bWv1SDJgF2y59yvuvAb16hozYd_lZnPD5Ju1XhYwN_j3EE3sW7TiUo86u9SQpWp1QoMQPrlD9q8_tDBAT.PsQ7UnpVjCNmlyFtQdSRYZzfps580MrkuN4r6raKxBX8fcGEShX83VnGDZenkrXiEZFvd4KmuDRrIQdJPis.YGb.RrXvB2_y6_F7WBqXR8AEW_PSbtOepvT0zPRy1xww1cNwkH.JYVn2VhK5qBM7_6X4JkedHAwNj9kU2rAOVhn6tFOac4HORL5sqQLLWNBeW7_TU2igoaAHF00gGn0WumANnJLYOZnu51Yirh7GUuJkFAVtzEJaRzPuJAz3hVRRZ2UbIW3IbnFKbBJjpOjnpuYYTJdshT6cBkkX9rVNAyhdZn2brYN_9QfsWLH5lLoOyaSlCYX_eD13yIdOSLKjxU0FjsxuMwmHM.OcWE5KnnvKLJf3V67pVnGbZwjNjW.ojQFCknnpO7Fq4JAgkxBujh8tlB7Le0o_GVDc_hE2y.ZF9y7gjNQiddBO5cq1K2DaqUbYEokfcMkDfXmkK9QjC1bRTOHNcvcj",mdrd: "8MUTd4x9riLoML1.1G8dEZQ4Vmf.fjaEdGNp5_17eVo-1739197126-1.2.1.1-DI7Cp4CkcjWP8nI2brfcQYr7mLzjgLbbc8KlfHZ7mk2E2W3Z8NCbSU_2RKJ8a2RmxmI4ylBHpP9YObPuLTtRtKbnG1DN3OS71W0tzgwlWtc_RP68tYK6Z9Q0aHhF_dM_hegiSe_AIan_X8nsN4waRTZfMKwugImt5fxC_MQTWWng8TqoPvEnUmK7APHoex9HxqNSk88ZzM1OR_VTcHwsIMjjouvlQdV_iPBurY8tRG7MtLP0Cg_fjYDNfGS1UEeCWKPQ2tv4F3X74miWjikY8HqRCXSAt89ceBNG9KqTcQAE7w9AtMSENXQ_SpgOfdjmFrnMyLngAr5Gn7gfM_jvZb6YO7jYMaeaFkVi0YS3UplZZ3lVEBtIkj8tv3oNd1bm5mfG1e1TOuCYiaI0gGEgF2MR6dJvdMRJqBb6yQ6atnD_A7cwnGEwxWHk_7Ek1VSqDpxb_1xYiVxyetG0pP92vCXCzLfFUCROs2NjiJXCvT.JO8HyzmmLcgVFphMQSLMbLey.rwmwWqSVv6J7csdfRHhxTQks897Sg0nUI9d_e.ztffv3PuVdVQHBs0.Egxc5nRN4_jNXui9ca10pLP67kq.jJ3sdA8huV1fgcqTjI4ir.BHiyoJ32tcjOkI4pxOpjOj3iIZ_221rTXBDwGMQc_GLPkzzNj.jAsYdJoxNvGdfeMV8TXdTQj2AI3WYqFhXW375i.zFg3tO6pZ1viUIQvEpDXFZiyGYaMdxzMmvhuHDk4DyKmrBcC_EmzwsUnm_9lNWSDf77hs_i9nJS3JgkmwCDOpHmuvkG546BjFcnrP4h6uj26k9MyelxuKJIeH6OItryCZQwiJV.hQNJFBjaiBYGhxnhmUBGLKXoPklRBksGW.IZLo9_etUx6ElrgES9IL4tToq_r1U5k2dFD4CqD2nQ_Fr2fOustzufvQPol1XJctpN3.kH9BZ41PBV_ezfZAxFWl2SrcCoswH4wWR.KyrcZbq9qrKRHgGpu3ovFcePK8C8uJBaac2FQnZXjehDmBcORhcuXswecyKtsi5S_.T9Q2xJl89WgX0T3_KXBhtFU3SL8qk4MRe88rX0mPzN2W3wHRsOyremPciJR.th4gWS.5KcDPSPfDvgLarreO5uVKdimnIzfOrUq2DCC5NXDQuPf8gd6h1NQaYLsrizfXlwSFLqpRD0eNGMVckE1I9XE2tPktwaGgcL8IwxQBwMmugWxUY7q59m6mGA3VjtZtgcE3tsT.DzcBfS3qLBnujske2YvXBTVGRhH8SHhVd4G09yETZRtZnUpbvX813Xpxa2.R4EItL60AekXvuehOO.UKtptXvczD8IuaCuV5qLd_sRPGd5_3sRLtgX0pjfn8vxyqto_Ogef6ONCIlndO4NPvniWHl84bRcWLLGlbOWodQ1k9RV1zS6d_XZCWenb5bwO5_4MeWAdwnzfkGRshY_U1aw8FoDY1jmjCbx7MZ4NRfuIpfN6RfNEaB6povSiWua3d0ATMf7sYNEvCiSX7Ev.FBtjVxuqLMhXkKlBvv9UHe5Nfpbdi3xC6FVaV19Hk6ln4Mu1aOZZJK.udhGYBg_4kcj2k2.cF0UmeQSQp7HboV1w9BQB9P.C3WYEW7MVlsIkfeshl5MWfzEIDyGbLKyPcIxekot9KRRbmZKnOJOvvZZFNKn7ToBd6oC3K7bBysvAljieWm5sCQKcMWRkFRY1hjMZrH98h.syqyRg6yj2W0wKJtez.yY3.Exkk0ldVMOrVfOQ7dzpiBe9nemfiNVlOK1c6Jk_NrInyCA53NVXpl8orf_vcR5uQjhCzovGZykMYqlGXf5vVZvS4N7F4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcbafa6ecfd6a8';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/1934670258?__cf_chl_rt_tk=n.Y6tIS0L6dqDh_FX2G7kWufxird5WH7Vh3FDlN9pfA-1739197126-1.0.1.1-wttzq8_QYtLY8NxXgU1_zfmIIoqaV_JeQB5Md.l3bzw" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda