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-209547296949.mit-edu.top/post/0794683152

  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-209547296949.mit-edu.top",cType: 'managed',cRay: '90f3713e8bacc599',cH: '70IZfsH7Yk0xj1fGKTCMM8fGFZ2vlsYxq47com4oe_w-1739099734-1.2.1.1-OicbYroHcCsc10aIft1tb3tYjqEG26rDXBS5jqtNmyt8e7T787aGwWnhHPUlzy7B',cUPMDTk: "\/post\/0794683152?__cf_chl_tk=VBIqEvoLHJlsa6I7IFo95TqgEfVt6A4zWJp7q1FmZuk-1739099734-1.0.1.1-UDiOiPL8JndXj4eWX1kOeCBg1OLnjMzrVj.MCARiws0",cFPWv: 'g',cITimeS: '1739099734',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0794683152?__cf_chl_f_tk=VBIqEvoLHJlsa6I7IFo95TqgEfVt6A4zWJp7q1FmZuk-1739099734-1.0.1.1-UDiOiPL8JndXj4eWX1kOeCBg1OLnjMzrVj.MCARiws0",md: "teDFQth2a2s5_FdLz6c.mTPauQGBVZ7whK1j3pd24LI-1739099734-1.2.1.1-6ACFhRnDlB0uOPhS0chb.CltWv0tGsfmk.1En4.VnmpcTaSBlGcf8MAO6IENY4x67Cw9CEtkXXxbtT18QG7YscRJKaP4hOB50KmutqirBLwD37UFITeJMP76vEz0rOxL34f5s7oTTpVxV76QUTCl2Xf5hL.cAsp8CB73.42IXyNIK0VhAYTN4fFyUyIFlhRw8UihN_1NJru0hXjSbviGp11KGa6xY6rbplgSNsKmEowT4x4acDT0KxmlwTijELO1jchPOdOyl7ZzhP3pfXmwKyf.99D5KfUTvQe5ZU_zvYLiDdIVEW875V.y0QaiA_MOSDNNQRTcLXob6MWx9HrEG9aA8qxFwbLiOybdHJOxa8dtKtEyvI1KwebamLRU1fpWPf.z0NAouVF6RiThWjY1okWiHBgKGvv4bfSw4O7VPGnkO0pD8PNebB.g6XYx5ykJ88cAImHaOmBgeBFfUnLrTCP0nQxwyFu1I9gQsDhTfqGF2BznM_YY.RTVHMstBPdgCQ9zajfikBJLWLNhU2CMJ7ax0yVEpKCqotDSPqnVuIDdiSTF0zYZmq_5DAiqcYUIrX7HkHRNTJ7H6IqunfaRBiyX21heeCitx839ilb5Fjt6ZjM9boXMCr1rloDVxREjMCep1snQrtrnGqeUf4eVpvoRI8gUNbhn7WPv8jBHxp2uF88mcCwtsWwRh4r0Uk69N41X0xDa8A3P.GqWAfqEpeYUjwAVwAw5AB7f1cnv_Na.cDD.FoZpbjg4JX9XLsM7xQOqHYGGvIfdtnNGm9qZv2gu7CWcSt2DQPlkCaJLZVWzf9_wZz1evpY7ELlsQvffctO_n9ivOvBjsZAbdj5T2KflAWCE50PyBhf4ExHxWAM2QPw2yZljQTg1GHukGPESYLeWyNnYWeox3x.7X_u25FCRBE81xr.OZvzY566yuPbW5mAuoe0voN924dWszu9WEpPMFKVIEoOwiEbJ09oV494pc_EBKlJevp32_YS1kSRmen5tfhzzl4xdSyEQlDLgTOFoOwh.SS0Q9i.vWvEBi3hxgCvWL6sj5tW.0WMsvQucdnDRn16E9S_N42NYghQPSiGg82RDKos8fx1tFPQwTjsfntolz_YQRhpe6oDXCIBSZc3z98kbyRb88WGqWYVuWmFLSeo4oSVPMWJs5FqLRavTPdI8haisSS.rdqkfEV55TXZtmxAtMzGf9JDwZUYxJQjd0a4TrnWJh7gmo1W9AkNhcqw9czOQjfvyX9ZrXnEjLhu8kaPOVzgUgaOBaGOzxCOD0G1CQoIbueY5Dmw7FgF4kL7ZB8xJHUj4JrngffNN9kE0MVnblBgH805O5BXTwdvK5bEGFCzU_iNRcNAEdFtcjNY5lzvReYk8_xbRSvSVsReXGsHm8r6.6o5.vsVgatTcJwi2YscWE58BpCdf8OaHGWS4yHdQ0gPRFGEmq73SdqSIGhfBZ_OtosLxIoT17g3oG0mYYwAmBemvCMRXmewGeRX44GxycZjARnMxU2syOb5zrBXKizxmflLhBuF7UEDm_Up4bUiVLReqFQ4exEvDimJM1HAnYlh7jrfqvT_WcL17M5EaO6pz0hmt2Jw8Ax7aBW.JX0rPFNsPVRwm.T_IpEKn60vR0746HQ5KchkM22.NyIq41RDQUYofaI6sE_sOZU.eOD2tlcK64aKQVv3g8m2_d.V2ScHsgUqj4qTKGVRZtIQu6qaF0RZ1YbeAAoyrBq76685G9mNt_KVabo7ox0gDpgMJmVlXillRcag_sRnsr767LtqWG6gHtkrLkXzPlVjXkhhS6EgO2o3l_oLnSA5BhASnsUfDwFKO70pPEwX.KO53KEKNY.bLYD8sUZvctJZK4JkK0AwrO752jiCNRkdbdQU6QA_JfsP4S8fWvs8ttWV_hjN5FLw_6VLu.J3lvYuqlB9xRzHvu0.kxg7poJH.IAw1hiztLFv_esMFAkuJg3IkumMZgWWTxtOq7bzr0fD0uHM8gKiRiLeUjgpplmginmUnmyyNSVICUjdKBYVGmr4hMGcGTPY0MNH4yvF0uYWVx0q.kwECUh0o9CWCb2wNkW41rnK04UsTelagWbg4.amuC4H8lxbxM8OdgCQgMXeixq.TuT2rb9pElDHdh8sujwJlz75x7AS1JSzvcWY6V1ILUMEChmMPfF32IRUsj6xP6Gs1JpI0px2s3b96AsIapzN.b8vLFu3IfV.lMveujTSVnGjmbIL9iU_Z",mdrd: "mFjpBOYueuzGzOWRyOHn7DIaj8X76AVpl4W4Ao5zAfE-1739099734-1.2.1.1-XmrgYFKQ9UeGEFj7fFIXzN6w1Q1FOBI_w6e8uf0JPTUx_Kf60KzgaJxCdsxlKRQ6mOyTO7aiewep8VyKn_Pl379oQvRoTwJc.aAm8DNb5zu2sruRRFtHvxZkJtBq0UvZBYda80MLQh.6kJKKBKBd4EPgU2tl.Txz.aiNf49VBtjazF6j_OO0it.PQStPmZ4ZUxNoMWF2OUGYPPgTjH8WJfeORmTvms29kl38MfC8uJyKzF8eUQMiOQKILudFGfZtvaBES.cqhUKfgVxU7kDgcJiVRenzIM7gtwUI44DObpK6veQYFQm0.h9QizdqkX2u0b4KyAEF1M1BCc8JXMJGTw62Z_V099PejkUf2wFd.wOItBDE_p.l_BsHLobjEGT.EJQvBi8VktIYAtQucoQuOtTRaCnt_A.6OSGC3cBFoUSHDhkZcVhgha3U18Px2VIzn8M85nnB84881TjZ2c2WQ5mksr3RAri65P6KV2xOooYgj2BZcvHKkITNg282SiyzMinKzKcWsbs.yDHozjxxRL3CRs141Ni5gLF4EGrD1WSOO4JuODxQv.G3ljerYMnGaQSSYENmoEBCOuKnDdQk8.WQ1dzCMvqQlfWCMtlHGZIAZgVNqaTfDmCpRv5CBG9qT54TqW7oXGLV1_9bfOst6.VwsJeAkIf14T5yCPjJ3z6XI6KHOPD5H42n3c4TQFDw3mbTiYHMQQIedeOwAUpWIMKJ8fr01YHcgUMzUaNYNjw3BgsvsG_CtynvdYUAkxQBl6yGFvG0RgD9MklAIsMhGL_yHHG0nZtf0nkxOdzXNLstpSzK1NjTQPVGadp1LDxyQdxONrk.ZuoWigHC1f4K3qo009gGk8Fz2IdeL45FHwtRMb6RaqTAEByGdSFew847sUaN7J8urUAQvD9T3smP8RqhdsayYnaKkIkOmx1RxaaJlTE3YVyTPtiod4TRC0PGe6WFpxta2ifHgiJe3UL5lJu_ZQZiC5Yq6dCjIrWl8nCAb6Rj2ClGj1T18wSXVEcvJKmtjDryReU7ND28AxRjIPMcENP._K9SlNrHVqZnyLIlOu9GPaOQP7PRph08cq4FIGRbBgCO4e.6.UWSlhz0ec5ptqEhQuGNqMOe5EH9MvaTfM5HPb5n2ak2lZbtUpU7YeXNy0e4vH3yPHkDUsw8TkEX1U.YhUpaImVJ9wA6wKGCAiOtmCciFiDO3gGH2M_0213VratnQHi.QQfPqImKI4Puspy4q3jRSioS7vxo5wME6fNw_Q.1dp5Xf64SN2.JYoidukGAL6EaaDa_kxf6TwYXFtOoC5OQE4lFSboHc9.7dEi4FBtCUn_u4uWzEuq8OrDLAkPCp2Es_UqVR.X6Kx9bRP.LUWp9AFZc4TnJduvnuQAACI.CkeY6Fx0X1wC6Xu7ch.7DZX14I31qnrVvRDp6QPalYPZ_wPI_sYYo4M38KXCljThoR.nGY0SAPFdFSPXM49IpiFqcshbpFk8orEXLmaXRrsrBGwrhrvxo8UU_MmgcmzYc9gHqwNVoAjGk4.criYN.AAtt0ThZADTHodPf.eW.ibRjSmtAdrV0U5B3DCN321NZNbqoj6FqHvSBdJIjUgc2nKYsoqEqtMyqWXH6JOdpuJZFqDphwygwg9_Ybzxv7r2cxUGtMG7wbQRKDtMDNPb6RM7ZDxIHiwH9qetahaLGezV5UWIbUrRnkv1dFep4SPkxR7VsIgX1i2jT41BaJui9o81p7NrWlBrjf42rm2EfUohe3PWboUhx87TOmJ3l1sMkPT3wDOfEWnCIbmmYO8iDcb9MiFkwJqxQiQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3713e8bacc599';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\/0794683152?__cf_chl_rt_tk=VBIqEvoLHJlsa6I7IFo95TqgEfVt6A4zWJp7q1FmZuk-1739099734-1.0.1.1-UDiOiPL8JndXj4eWX1kOeCBg1OLnjMzrVj.MCARiws0" + 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