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-541355638556.mit-edu.top/post/7583291046

  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-541355638556.mit-edu.top",cType: 'managed',cRay: '90f833364ff00735',cH: '9_NYTT8.4fpgN24jiVxelFaCVGjzqUiVCXRboO70H3o-1739149622-1.2.1.1-ac3agrWXm_PKHTlZHWmq0EoykcxihGGTVYyyjy6lnMG.bcy8Dq_6xe89pw8UfHj5',cUPMDTk: "\/post\/7583291046?__cf_chl_tk=_tsWLWrfDQV1AI8mxWY472U.ADFGAvkL_qx0rkWuzb0-1739149622-1.0.1.1-mWncIxnEkN13wCcLT85V1o0UUUP2C_skRTd1sCYXI8M",cFPWv: 'g',cITimeS: '1739149622',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7583291046?__cf_chl_f_tk=_tsWLWrfDQV1AI8mxWY472U.ADFGAvkL_qx0rkWuzb0-1739149622-1.0.1.1-mWncIxnEkN13wCcLT85V1o0UUUP2C_skRTd1sCYXI8M",md: "A2yrM43gqabWyghYhpO7jqhhIwuqtbHqFjDHdVhrA.8-1739149622-1.2.1.1-BOFyJP.jZXeSGGY844lj_vFiVCzBopMfCo36MXv2YHHlBFxS6zL2V5CV2xatPeKnHFoXwNg7F_5NeeypdTHgzMLZ_xCxNjwJC9YxjQTXbcXsj6mq8tNulsBd4wYZGJVK9KT3bAactjsjxA.rsREbTwPGI2s0ofKr.7oH.qXFVra3Y6etBH2K1Mfn6Id4PfIBgXaupAt06jd7W0a068jKFRsRhtIRUWtY2yfhF3KqiiM3ZxYL.hM._gq_dpZD9vvkwf0HHjnmKw65d.ykLRSxFMwjWVw5hWMLKYMNTPv.Lk5VMmBWjLE6WERBS_OWRnZFCJAgRhk105xA2R.ZDxHJV0pO0MqJdJFOsPpLUx6727Av_gIJOoA7bVjtZhL4Xf2JY4g_rXRH3Q2uOue2gyd4GsFSOy_me7yJ40cQ6q_Bw4wfVoqzEGtmAzvj1R.ALS6obs6A8DorAKkiP9x1XsAkVlFBVtJKDb4QyQiQQQO0XmDJMO8OM_A7j9Xn1gUPbDuuyup8mIQwTTH3o7MC3aDOugUdUM2536nINcFq325j7_hFvDa9O1jO0JgEAVEK43ZT8GL1t6WB5TgQw9SbMD6AAlKwZgmNFi6VoFcmRNo0eMJlv9PsIpxPVqCVZrfDYbzTcL_qoVo0N67cmlJtoPPfCLXswiSBu8nT2qwoCCPxcii0YCIhzRMqZpVnVd8ZDea8ok8WnYI8Uy7sCOSHGwtIBC6J1z7.LefV6HBoUW7yX3uXNzqd0eRgesz3gMFuE61h_i8E0P1dZRbcTseWWiVv06QAq6I16hwtDMNV0TjP_L4T4Q5WU3gmLakYgwhCc2eA77YVLZEI3I0sDeNqlYpSlkKLY2Ps8TfzGfxkf6i1bgqdYvlh3ub_FaoKBkyZBWLMx0a8Z52fJGGpLbf9vgxbGdi917oHbhwtlX0MeWkvLFa.C.LFZBM_9BTvJZpVQSuesckY1bhh2Kna9E_V.XN0pUiLuVtnFRSf8.iGezqblGt8GYoPCHZntoxvJK4GiNC3sMiGeVZ7bYOh_t7Eisv.viPBs1Wr_oNMtcktPhfcp_EkmoXkjc8E4NgdsgmGz1APuJLNiJjGwXFfaiSA0FiQfNxjtHVfPtRJOxxDRgRrAJHyfbuQud89N2QLXDeemmzgHtLDLZRpC8zRrkNnWMUP__1FB9d96_ZghOCEyQ1mPzSpaqmvrH_FjmG_WKZU76QuamnRppvwY8ymwhgKylabRDUJM5fUxT5tn38xPQU8Ul00kv_oFD_kCz6Imk24uGaGhoayY37rc_TUJ2xvZOKfRQjqaWCOpcofNMSEQyi2ScdweOTdSxBsAxQG1kgc_RCgIbjH6MtBum.xl3WsFXg.OCxnYL4DAZBqHc_Hy6NK0Q5sal1w_vyS1ASuDbOGiyP20ZXeM7yrsgnbnHJfegOHSUd7r7zNqibpgg4ye0epLql8bo0jNeskaPS6Z1OvS.lJRRfVQ6fm45WfiPyV9GCzqfx6ujIaWSusuhkdsFYgghHY3mdCnIp9M7_zK7GJez8gZCnFlcu0HUKWQe8M5txeDLw5w56uyy032EyMowXccVAhGyOwuRL3axnOruz1q.cKWmhJJqb8khftmaAYLg9iKrLc21Ww08WwF5o7KaFL0RdROw4uLSulgcpPQmpiHZ6kKMadrguV6w25OxUUvx9I8oh_kDEyCqKYC9tRrqI6GLDJZHQgvnnWND99QCBTH3Ca0XXzHxhhgVnpJj9114HQbi9LqxCRD6eXLAkfZJ5ZXGG6fjl6bNurbgV_dd1j8P4z839l_WboIkJH.t.TKkLJXSaU5Czh1PphY2EHSpggNENWEQpni0eviu2Jc.WpMEgn3qEbecAGzgz5G07Iuw9kJDIqEAj7GG.6GO1m2Ja_YyEKXNA7ZFKDGkuP1m6g4iUex0H3wZg0j._1OpTNEbkB3G5.aZGmXtY78BuPf7gZdM1k7mWIsnrMwD3QNCxCkKsMNwPUYg2bStYfg3mVbTfCSQbAAkFOc.3kbYMfBPI5cFy2vKF5BHfkZPK7poFRnw8yuAUfnMhVNgu1km97rFWpAfTC4RDjGAm8vptmqixqGCh5LXQFFeZF39gHBe14KrbYnmLRv6Tv4PFszBojba5998ay5a27zpEYsJ5i3fvq1285VLHRb9HR98lCQhEW6bioHu2KNfbcKNnugFqU4dAFFaYhAXU0GasTjuL2U9KaOkyvq3afDMYn8hXvD5gkQpL5",mdrd: "Ibd9JvKe4IlTahnNDIIos8GEAC_K8rE1WkdRJiDJDTA-1739149622-1.2.1.1-ykAwFJpEzoLFUeND36Nxt0QGyCIeyy45LR2tQTILi2rKUn9Uh4LaieM0GpchmtdoAIoDib4_k1yHU9D4l6bhmrNYRZDn05HhaP3PWWaHht23KkbuSX3TPHHJSykisrPFSeNDFKRrzLdhdozXMgOZFzwg9lDvUZE77l0x2xeTCXSKlVVn2nNfiYX4SYZ9L_OfsdYNOOVLET8VcuNwejXal.FCsj.GnNlyQNv20XHjQmdVMdv.2vTdBXTrWr_1j.YG88TZCxuPtVbLNPC7RiIq7NyMVDxdCcE2gX17eB9pPMiJyZHCfGtRVXO6ub1bkKqXlFdqFuVUgo41F2w78HkwEsi2601nT2ZppI1P6dDMzkpz6PRjecSnsGL_Xn4NS_1lqS_2HO_2Bt2dFAC7fM_nv75rXLoJgkTDXpJiIw7KR26u53unuYK2kkfMwsh8s0Qqul1n7X4qOdzhufWUtDa7QgC1bp9l8EeMUCqDZ6Y4BnxZG36QpPoWL_pU_fPXWheYRzX_h2ZYB0KlMNYx5qEqTUXK9m5XTqDtnGGreyGYd21TPlUWuF07Dj1As7uTNiFxbugnZ5ChXd0pFB06dfBzNUMUalJz0h9HEUF0HLSDEAazz8N9tkHQlKQbRvYxqzw0SFK5ZyzllnPFDo.sB7.IgKQo7MB0GLrRRfuCD1Qtfg3tClnt._oImfh7pfVmWh3rsO42xe379VGBi3vM3pLi1bHh77riy3YoMwiVj8XsLDzq_HztFGuBy1E4fP9G6yP2zgH5HziDB3_t03GoxBNIcZC8vXhgnSrR7QTiWY17S4I8KiwcAek9BeREUpsgcSYzz2FSMj9AHbYgrrPjA6_QZQHFULpouupn1RF8o0DQSPkdLPZ5SlpUQSH3COV8nlLJPCjNyOmOdbJiHvs6cK8p5_qWgrE1TkU0h5CAsQSW0eb.tfBU8PV6FndE5eBJr.mRcK1zkNbVF_mD6_YOJ7ZyC7NUBoEKKv0SRQd1gedq1EuC43Eix1eurAkFEfiqnXJNL6e5SUcoV4kaiSpCjInWLU4Cy0chNxkkWWvIfj5r3pfOoNCRsqi27WzUoU0EuYAvz1xoYBqbQMJ6Ioiy366EIaOPXXVb.c7zm_AMIpEKhuDViAOPVxK5JONrISSRvSVGNiJ34gkDOGvBz._fjg9IXPwX5BCGnQeOBzuMkH8.wVddohw1dz.3vaH_z79iUxUbtl.qXzpwOIgjvxk685giWtfsvW6.ktHhzyM0EeL_9he30.UTY09bJM2Aw0THWcXbQk9TxmK5RqEDjxqTzke2nTRmNuIYzZT1fSNj24.ImOd1eW.G7wiu6QSxK48za6t7ki7rQOWQmY9M8Yxj6U.PTqzXC7U9dP3.redIj8WN.GT7o8l2sacq6atlHjXfTfZBLJBhZ5rYBaTikjBdUIO6LPKHYisbdxlWU0GiJd7eT.JZK5GaUmRKl2XMKZtE_hv78DsXvhjRHk2EbI1F0RrTctjq8PwII_jVF4wf0YRI3iJDmD.pBZMh9GHROyqfxGIT4TITr35X9VYdTS0f7YGhEkjGYwcHZwkTOl1escOgILh3vQ6ect7o_oRG6hOS7u4xH6ugytvrJcsg1wGeYhW9uqiODzUVJusIAhpKE1pq7a5dXMBm0_j7jgjgs5FMCHTRO2LqdilgOWIVS9twSxtxo0ZyCuXViBSBkxCVJUEa5P9y4QAH.FN1LO5hd2h4MNOLmTHTyv54L9k8IgV8fNNrlHfKWdsUmmZNbYOANTB.WXYl1hevcZtruGk_WCQDeYt7hFO2xy4XbU6xsryg.HXewtdXGI273aJbSmaKeTlDcCU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f833364ff00735';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\/7583291046?__cf_chl_rt_tk=_tsWLWrfDQV1AI8mxWY472U.ADFGAvkL_qx0rkWuzb0-1739149622-1.0.1.1-mWncIxnEkN13wCcLT85V1o0UUUP2C_skRTd1sCYXI8M" + 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