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-762585548517.mit-edu.top/post/5491623807

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-762585548517.mit-edu.top",cType: 'managed',cRay: '90f351fbef1e080a',cH: 'Z5E8qP4dHsDlpp8YjWVGzxkIyLOUcMaAkM9c_Y77kJM-1739098454-1.2.1.1-vl6miprDUT7MjNcWMXZF8QDgzcJf6RrQK4K3iu_EbpTTpguvEmUSgT5lmBYJ3Nu6',cUPMDTk: "\/post\/5491623807?__cf_chl_tk=M9lBxR20Q0EuvertcbsfvLRBVqLL0z1GYJf4yNmXq9s-1739098454-1.0.1.1-ZManYpWrcJ_QR_kA_6q1M5v59ZE1FSp._izdK7p.mK0",cFPWv: 'g',cITimeS: '1739098454',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5491623807?__cf_chl_f_tk=M9lBxR20Q0EuvertcbsfvLRBVqLL0z1GYJf4yNmXq9s-1739098454-1.0.1.1-ZManYpWrcJ_QR_kA_6q1M5v59ZE1FSp._izdK7p.mK0",md: "c9_2IdllNCKZqN.rZOw71deHKZDS1RWlNbGgTiil6BQ-1739098454-1.2.1.1-CASKV1LF5TBJf9jRXaKN3CxzIW1WVsKZm6gbcp0HLgViU.T0_rc2inH4Qe.CDWp7lYFwWswdDv2qDBaMwHzqaLd3nmNKdngQ_vRLr6a5ixY.D3DJpRUazwvCfQkkO1uk8UFtrJNL5ENLsg2Tc1mxXoEGVxxSkJvYxuJ2HpRLV8hn3eMemofclv6VTtRRzNjhZvrN4Ii.sryfrkAko2sgr96uwtrjF5mvJdTVnQK8RMf1noFBCjWE5yq1xG2nrGAb_zXiwbj6OG2goP2JGB6M.h85enKjqWe1Wa6ZFJahY8Ju7GdH6dqohtEKAGcKgGeYK9wUFNvHJ.Q5PFLx6Uj6Ai5e..s_yPy93W60MSRypzxU5XSN1C12G2nDnG5bPsVhyNAkiwoOYj3V58QDRv.VFvVz39B3f5M1dbWRsofN0IKhSV0oxGZOJJHK3FQTVCNwv2z5pzGYXismJPYdHa7Y0gueIP2EMuF89H5OgqWfL9YWXMLcjrgdyTwveWYLip.9dx6NvpvZCSS5VZ.g_e1jewiWGS0Mrp5WOZodZwnRdWw2gt7oPR5Jmpt2Rj6GvvUsWgQKCKMUPsKHmauv0laxqcnsUhD7hMGetXQ1p3FoAOnRb3pCtQxfZmnnaFtbUSNoxnm7UP.4oetsZ7zqxEkTUfFqrZ.Jh.PQkr8iYHpprpDarw.viVkD3VK_I7ZzBcrJpQ2uKAamB90MBjIquG3NlD3UZ0qBiLDCe5svKoSYEyKUuGbLt6xuuM6lqiD8US4KYPvxsxNDwMpVTxdT6muy4cVvZXR4v698.MH_QA4ZzlPhDTTyDGDnOqAEHXjc4T6URrTjXbiQv2BL7iOPbyY5A.b8Ai3gd0OAjRq53x5ym5g5Tf.Mc8NrtB4Up.b5a4oZH8OjYafUcPVsbjMnCDW2mldJ9N5HWBy1kfBg6NocILWKqKEHMHwLmtYBKHyYqQl4PwaGZ0ycYrD2laC_z1myD6EAkc5yz.AacMiPq7VDxUiHJDxOq9Ps5KIZcrDTr1I4J8dEVwuOeo33JYu4t8F4DKOwEXhGdFTPMxMG0t.Gi_bj25ICcYUL8ddfJSTvud83LxIdXOpiBEBJfpdR_bAKiMlQD0G9HKthlRh76Z5Sm_OMXmi9yoijScvSRKBk8B_Ika1sW4yVMMbVZvFpa_og9aa5WIe4W8nSdhlNUcYWPe4fsf5x6WO3V5DBgdLisM7sUDjQDpOm_UwO.Kk.WG1xNKGW6.1eaROPeknbUJ4w6UsrngKroSFPnphc3J3VKu8xBorriLN.IEZWW3HE_5IeBuNgEeUxT.GOSAiAcdPcKQwgaA5QM6g5pE_IClQdSdA_SbsAWzSC_7s5doxu0Ujxg9AW9Jt7Z8g400sKgoHbQ.O5blM93taWY1Yxm2Cac8QJRM9w4REl0E8yt8NTGdKFzLh_zeaz9KGLiTHKggoNmyhTNOScTkCW03SQBu0sLGH2cv.uQNRhqx.zgons0H9vM0y2nKH.uQx8yk1g4SX0RlG7RCTjhE9NqeZauvMLQ5JM15ElMbJVlEDuP0bemAKWkO5F6L4.K8tMyYKURYreuCenB6vg4IiEbb3aLFr0hqDHSrE1QARMPijFld8y6ELE429eX7yTs4mdZZRbFA8W0Bwgh1IqT4mK8ZVbALV3O3XE1bD8UBXkQ6ITxzXkqCQrFYsKcFnh3xG4akGqX6WxrttaXXRblM269C2eR_HdxMjTNMaqNGz9rq0BQ5_NHkni6hAuO8vz3r8pt2_T_ejsi7rrZeOzHSPVFSyKDLb50AMPKdcRBLOVlD71zzkH0pkCjnmdzCzGcfYHApMivRtZ7rRIBsDo.yMYBtuSSO8IMEvEf5ClEsxcLZLqEo1uqRNaYNZZu7Qm5b1u2EtxphQG9_T5ebTWtXsORirUWyWx.8Dy425sA890pkR4vH6Qx4hD7XfMQyRw6loSJzdJBPTI2w03s2un85TME1s81i9.m9IsKyzNyn0kx0FAHOCv_DtuMk_edgDraUOg.tmhsDsHO7ARFiW4ChKR7MEItMKhxfS3Qgd8XPGZfmioeocQd2GYkyBrtn5fz51.LcNTmnM0voZ73zQJQkfQM8366p0N9FkarEV1lrJeesp_goeYhkvdpLCo6iteqswHsbgubww_PiwgJ4QnKjqaFJfOdQFnBY0p6u2vMeE2WcV0plQgmIdjZ1BwoWPXhpoqrZfL2rZu4UlRvRTpuQ8FcPcfy5FwZiRW",mdrd: "DWjwiyc_Qzbpj9beWihfO2qY8DhDBjRIEga8O_4KCYI-1739098454-1.2.1.1-p0YT8AoYUWm361ruIDHApaRNluLRy4uPvvoZYd1fmBzkmztb2nNidKkMOMrs.mI7IgKSR5S8tf.HV3E8PZswM3LPFMBDFaiPgU2czR.iaL7zLUktVy8qgUNtYl8uezmyaFPm.MtIWi0PKmumeNnnY5Debjvw8CUk1ENEWiXNUxIPy5Ct4LDN2Lnw7lKYsMasFIUd3RJUDME5aC8_dGjzaENHU0rUm65LcpPRGqkf.HXActxneizPzl64lnTPEe5xvle4KuLlERVVuQ5BjcVePxoSh3L1iaDn1ZwC7LkY4kBdmGBhKFdpkgB4nO3qguiwhjt7mZJM4M_ZYikk81rN.vCj6h2B6dYLoTGs.IfYmn0qDUAJ_eeeOfgBdghvNBrR0SixqNUZ8JXhKopBGPbdCQg8Rn1SGWIZHHZXq_v9iHCvboZuWNj7vzz3jyNDifmTNwEUOsPm95LvElqxMGrdgW7Epx6CqbQNwAX7Y6XD5obvPNVGTc4ffRrpbfZLx_dTCOFIWgTxYOwXwgMq_8WND1bpy1b8wgplTUtSj0my4TpxgzRgj1QlJnhIqDCoXlKFEhBQHqZ5S0FY15N4Da05763eI2nRywQtBM1hWQUZ5YQjl99q9vD9qT0.ubrkqg7eXJJzJWBUIG9hees7PnpFL4FPKuPx4fgW79TeO21OaEZQho_2gTVO2QgjZ2aRv7QPtZXXBmBdxxlKTzEEnAZn.8t7yCBkmUYCV47QLnRE02apdZKlwKoX2p0rBJ3GoxTdVLEAd6ykyNDwjPGzE.XNwBqtrG9SUAISDj2gl3BqAr4Q5UXRSP2P4u04cSbaSHscyE5MZicsToAm0iWWQfswZBfDIxa03M_JNN.PG6e3uoKXQH2_vB7w0aZL1OQCZC_DsufXgc1Wgg9SrONgdarOqfWSaCiQeLVS24xTHcVydzQA8PY110zD_9qCeMOrOzgQRg8FD6Doxn8NsomkKVHUzXUMGwQHPfrxUPVUd9xmDNKWVQiScuAcOiLzKEheRwvp8Hgl0NvQ9YYlfZtYUO_XqVtP32iw9xPrsQV3x3946YmJzLNYFWRppb9PNxcqTmQvVvj05YALmTEcLRwz05mlVhC.miXSyX_HtRAAJ7bSmGPcqpvduqhpwoXdurBxdRqIM5Zz7m4UzWZh29AMAHQQVrm_IcNrjF9CdmyDJ6f6ytbmVjsxhX4cno2WqxhC5820UOJ_q5m4JCkQalvaKD3tz6SvWD16RKhZ.KjYzPUsc1MVzlR_EQQemalK9h7r37j7qxJKb0fZ8X3TEZBAL1j715KTyUjAleNMt5RxA9DslgiPaGm5ojZbtOu7tsIBi8Zhj.a.1EkakjmqSMIBfdqfpZdq0ku5P7gRCuK4TiyxpigmglIOUJT.SYy9bhQWKXV.ttoAYPKO6Lmcu8JeS3Z2sqEYXDrPioQqxe9Cyp7uljaxmkA2KvKtbZatjhNL.m8UiIF3WTCBZf2m8XKPvX3wsJpKekSv8x_G8IIwMrwUEykGti7kKbFKg4Es8pNlvMi67TBj0fxz.e8S_gZ1jOC.L6lJJpPnJ4IrR1HQ4TZCtDVCKdT0zH_vMi3wllN6atKoURkmid53w0I3sUw.N3_NPcKTdRWkaPOF1ptq4EBh0VbXo5m7ZUEd18Evv3zI6IyquCvLD0DuUN3nZRZl81ojnhGukikfNJYbYrThdixKIDUXR12_4zsu8Odnw5ILCXGZf.rbMlTYAlxbk_wn7Ad0b68epO2jvGpJCyu.cXdVfceCajVkEqHqD4Vk7RcdmDi54Am93xG7HBCHu1rN.qPzFA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f351fbef1e080a';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\/5491623807?__cf_chl_rt_tk=M9lBxR20Q0EuvertcbsfvLRBVqLL0z1GYJf4yNmXq9s-1739098454-1.0.1.1-ZManYpWrcJ_QR_kA_6q1M5v59ZE1FSp._izdK7p.mK0" + 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