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-558035842242.mit-edu.top/post/0895374261

  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-558035842242.mit-edu.top",cType: 'managed',cRay: '90f6405649d5205e',cH: '19iJOQ1oPexfq9PCCwLUNtxOL0MbGvfaxYMn3L.72hE-1739129188-1.2.1.1-eSX8Yl8fd31.XybGJ77nSemQ5bH7sCq7XrpcCuLCbyCpcH_AAvqmbEwWFl5JG9hM',cUPMDTk: "\/post\/0895374261?__cf_chl_tk=DSCjxE4QnvhUySrg0nkOABf71IeNhpem4Rj7OdFKPgw-1739129188-1.0.1.1-gAg9uBJUyd5aw61W9Ub4fc0Je_a4HI639isJhtyZq5I",cFPWv: 'g',cITimeS: '1739129188',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0895374261?__cf_chl_f_tk=DSCjxE4QnvhUySrg0nkOABf71IeNhpem4Rj7OdFKPgw-1739129188-1.0.1.1-gAg9uBJUyd5aw61W9Ub4fc0Je_a4HI639isJhtyZq5I",md: "kxIJeAK5XG63W.tUeToQnmBjlt6XSkS8jftErOo6aBE-1739129188-1.2.1.1-JTjO7cw3QrjIq.jbwz51GlOCERD4FrQCYJPsqXVLpLivGInxqrl4_NkmBsgu8lb8z2rD2Jh6GuSKAk2jbYFqNxd2lmbOZx39D94Qu04jqpaz1lrz6560XkpMCMU5dVyYw5Sv4zOkpf8dRyTXGfYOJc1hrDPmajgDYMqv9VBzk6QsPp4a_T.IRAaGmeQuOb6njmvUGtG0VJZHcduAVWY0PGzbi32fAz18uOXtnXpyGAGAHVdbTkGpUufw_5udKt0FFIFnZQqFQfcZ.57Hoo2quaq0aPfYfqJD8Aq7xdSBE8f5MD51Fiou_U.nrsMPSL51AWX.HyvZarBKjIjCmwKjVzA_9W6f87Ee66k6Dd3B_g9xAu72jy.hSmQIrBYJnr.rwQ7w.HOi94qf4SAfbIPyRQePr5yqqUUhQGlOchHp6VS4A5Udle.Zzw3hbILXhXE5uyuX9PlSgZJddP7pX.sTcicZFd8pNvVgc2wrFjRrrrQZHD9wBLqHr1F45ITN3ZDRLwpx5pzASON7NcB0ZxXonJs4mAkicAcdiN8DjAM5HJWmhOJ1vRzGawo5tJZ3sPhgB4eP5EqersSdmXMOXZj9cqEnA.kjYO_JLwetkdveEWnxxxee9eVzx.iMyEQmZfWim2GjtJxUhMlZik.AQK9z8DjqoTGO9sz5jU6xUHt.eAqwo4jxqL2Xl9onTN4iYoVJ5EpYpdv_VguG5YCir1jB_ydVKHNWmCY1G8YkbZ_nzKJFQWIPB7txDF9.k0Pbpwg.8LauYFwDSv2.Bk_N5Fkp3KefKpaCg1W3SzvT866BuyCjhaqiHZ8PIL7zM_07KfwrhgaJKPKeU402cs0BwSdlPrlDsQUb0IVFxXqB5OcwxjAp1L72tqirgMH37_kevk5S1vJ.ZxXhOWmwObel0Zlb.Qy8Br1He8k3_VIEbSL8q.vThwHBHrJVREsykF215Pk40fo4HI7kuP4iGWQpAOSzZf9Bt3iYe45J7BFLZtkmmlkOcZy3QJ8deoJlaPD0WYT_Y0inokXjNRNswQh0S2LNDGbad3LNN78WV2ZnvmpHMlZC45jsfBGp5t0R0aMoAEc.B8MqwMFhh1pHyiAyela0iZS84JTxRKNSEmqNGgoeqUqFzqVwy2k_8e7EUjVvabxz7RQmmMxMcPtwBIfHFNKcrhEr4Zn.zQOyra726H2urqUnb7.o1BWRuu9.XC5sOuDgfKpKXeOY.1tvO5mhcfXGV6KPdnBHsj0rvHmgEbZVM9VESufaqolMepotiweZ27eCnIYqU5JSj9WjinXPWApixFDffdiCPRMe1IO7sfnFVatP0m2lZHSeMJDwz_caHHeE8eP0OZyoAaPdWeB6DNkGf11BK2sb5apQgJL909HRsAneLx.6JB_EvlzeOaMnBQt0qfduRDwctcePUIxZKCtelkvM7gcUOGBzxvwEB2dIEOdMpBgJTBJnpu_cXzVFoEyrxICyqLO9j5tSqIdxqG6MBxbb_lDqINNM8MJMO.LvHa3Edpigdnhl4NHcbF1t9CVHcmAVEGqjQ3RDquy7XoPzlr29fQkOh6zM4_aW_o.9.TgfoH1ne4D3ZLUKCCfamX5TY6VV4OcMY5sjhYELT.7np6tf4kV_0mKY1vJ1F.kQddHZLu_WkDNExh1rH.RzPny.jQUCthEK4hmlOAMHmVrDIPAXr8IQ5b4tglI6kslOqkKXu6XZFe7lzIADvlCxOkFwEw0SOChBNdpRDTqTuBW9Ibjblx39EopEu3pf5DulPxYfF3eenlogduwXUtX__6H8aBiCYhy_pfabOOc14pl7Oi.bpGTSZkdQohDZYx8Ky6RqQIXQd3lbsS.J6d.kNpL25VfqGumC0rMPEwW0ju14tsPqD4cwDwMT9W733Jxpingc4sb5x1T9HvManB1LGOO4dTZzOnj0kvdZeFspK14W9cSq75dq9pU9pd7k5brA.miZd.GTdGAKMnHRGKBe8FV.58qkLJ3n0MF0gzBxLXLFVPS4JJz6pITvuPJsBF5MjXuI1i7579hLmYepDFkYx_hzalVJp2PIEetyv_QFypYuJQh_E7GgSR6KczOPgDZnEH.UGS8MfkMh3uA53UuKVbcpUTm7wODBinq63t9nRETcinEdh2v495.7IKeivgrg1FchVQyAzfyGK3dx2GYPRPXhCbl4XlyQw9APMtwcBIE5lwVTA0kjHICwH04YsJuNibossyFoqYU6vtLsyC.QwJD7",mdrd: "E_3Sfw5qug43yXArQcXeqQUJzoghjiPbqQJB7paE3Cc-1739129188-1.2.1.1-_7SP2HrUenrN2igJd46EXYhoqWLM26maxq1m.T7ygZl4ZOVQdxMidB74x.kFAcYlwhuKCVTWM0N71xTpVdHfKeEIee_bUPIjrdCC.EyeQCrjefQ.TyzXcJZqdbNO5DIS6AUKU82ckTij1UyAcfFFgrbID7jTTlK7AvweS7AOy5aHeY786lTJ3iyOYZNCYlA05wGRHPB.ejLSVpJQ_xMULeGfDrgdfek9tQjaibNhtqEjTtCWPYvamCwbVWQ9W4BNQTrUDrjdDkapbkwLatDT0dHqVX3cluSmMWb1sUnsj7VYp6_PZ0rDVHeJTmVDAAwUkR0rD9daI7jqU0UenhGicgE416kMBxjhGB2eTRRHidd6vAz1GaX_dEUhLI6I1LH9mUIwWTE2isfX2kpAq5Ly99FM3ysummfETTOobdy.aGQzJ_I6yZSHHcrF_TzX_XAdXa4UvicpO6Kpwh4.BWCzPy5awotMtboSqYJrJZh4MSbls.aKRxwvvrPi81d68tYvEX16QIbQ043wjmtDLk9lcs_0EsT.YrPldT5ZuegWeuPyciZkcYrBgqRAlov_I.SLQszAW6P52X0DybMXv1CpttZ9FuMtFeyiqdfSdQAuLTHW9kutK3t80MePYrM7B.kT_hn5bpkAFd1AsWHO.Lq8wQOPQ0oEy.kcp2hNyBJgyRn8sADDqeBx2zlwyIK_tyDGUos9urrYsWXntSXltEhxevpMI7oSBbi1w8NefeSSl0eSAIQHFYPQJFY79E_rsf883EoFpojr1z5mFMI9VK.CaABTcnN6TUdTojUcwP7kL_8uAUvtFJcONzcfC77HECaeicw7225XvsPcFPJZ4sp3JqwQv1f_pSGt3K0PCBbeISIydQfTYTHF7Qmi7EtSDDIx89CiLi5PpjaCy.NSCz9.g_AgBeAoc.HQy9tc8nC25YlikQo.wi5VQk2pdXo5CTxdszKNMgyIcExpluThBitLBmMj20AgMaSVwpdiJReYr3wp7n_QPNrlPRb16u_34KWz8j9Tj06YDB6EtNe.lZk1HhPpcSfW8Mb9pPXOx8IrBSnpJONbKOUcNZKZDupYWToumV3PI9n38xMcnLEMILB_H358s8j1Ls8BHRBACcDSpVJu5x6YIhkZ.E.Qt_ERZuMSiZ0NHTzRXc41zdfmZw_5JOjSzGJ0GhrLkOhIYx.vdG2bOUoDaNpQu4_98qin15mcmStIu_YsxQAd8CD7nERnfkXto3Xa0UVW8aawD3NDlPENwkjnN_XSojzL6_Mwo3GCGxijFLLpm5T2cN35hqTZJWFKrbzwjYlBbETuqHDJ.0nrxz0eccClLf73Qg81_pktmTYSHj203cH0J_y9EnI4iY9lR7rho_eJA93.1WDvOPj3jcdwCFf3Z617MaQtVi1dkgN5EhMOfhx9nGW16hFDLGVM_ieP3HpUfVQD_a9WP5pmCj0gFhoYimPaXCUBdNLEIK6iooPcMCH0trFHEHwRvbvpPf8havWFXzDpbBMQajH.H7Dgvucu8AJT_AwlijsCL2Bl_SDjcCMoCcq_Ca5CJQzTHtnBsfOXFvMjHZcVlXd6.XLWKJqcuQOFw4f7zNj3L1OfwciaKKML1k21fziNFJwgVS97DAhkRcCfY4cQfnu1VGXDSIdcWlbv8TBZgi2VFjYdM4olvC4DvnYEHa96jgHRo59xcidypSPWfcANGwOyiTVeelLWWZujcnudmzcwh5RgBsN58OBy9_fAvhFD49mKHBbDaS8QBFsP6iEbr3WF79rgXwrWIuNrtoqRZXhael.Jf6Xlj7nNrzkCsjsaJmYel8r9q3VZ4nTrMQZQbh8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6405649d5205e';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\/0895374261?__cf_chl_rt_tk=DSCjxE4QnvhUySrg0nkOABf71IeNhpem4Rj7OdFKPgw-1739129188-1.0.1.1-gAg9uBJUyd5aw61W9Ub4fc0Je_a4HI639isJhtyZq5I" + 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