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-256403319705.mit-edu.top/post/9340612857

  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-256403319705.mit-edu.top",cType: 'managed',cRay: '91104c9dd81c87a3',cH: 'txicAoSuMg8B1FqZJ3HcM2cQBCErEBl0wm0qCuIRNT8-1739402321-1.2.1.1-NuPgyNAuc1fBA22CMHv2ca5LUHMM5kdDf5m.CqBGwKVlLaoUXmR0xDob3erdGZqL',cUPMDTk: "\/post\/9340612857?__cf_chl_tk=PhoHUOnZpQ_q9CLBm0bv3OZZyUeB2q1SFjZt_ZlXA4k-1739402321-1.0.1.1-zlYliyQ.xc.YrkqOAV82MIMo1.xv6o7mUVTMS7Y.6I0",cFPWv: 'b',cITimeS: '1739402321',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9340612857?__cf_chl_f_tk=PhoHUOnZpQ_q9CLBm0bv3OZZyUeB2q1SFjZt_ZlXA4k-1739402321-1.0.1.1-zlYliyQ.xc.YrkqOAV82MIMo1.xv6o7mUVTMS7Y.6I0",md: "h8kzX3vsUsVjoKTHgUgsa9MDgueLykh0YLzeIsqOVl4-1739402321-1.2.1.1-hc2Tk5oQzJCKmppVVBVKjhF6fmX8nOkFxJbvMRTSq9Vt_5Js_VbzvLV6F9sBOcmz4ZkuqVmbbiRRbbBhxmDjIhC1geSTm9iMYLi9x.x61ZQr9a5CveUoQqJn1J8H8v9ib2JKdN1EANye4ILgUB4RIA9E1CqhZsXPX27ARCLPtDYCkCM2kNO9R7_nlQeJ5mtXjaWEmFcYkj4IE8TM2H5LGCOyf8heSj1ea5oeslmasGnGXYQ.3R4ls_AkAzb.2uiUcF6t5je0PaJq2fiFhouH.QFzFRxZD8HUzNiK51Aw45qs3IfXBHNV2jTc_FQYv.1EqFWyCWo7Y2CqkMakw.teC7vJLqQ8olFoMgh8JXn.AfEsp8IqwL8bT.MaXb.6OnpUIBirIjsH7MrpVjHX9tXEV5SkNoXtawgv_NE0DEKEE4skTqMeK9b3KECV91zUnl0SDg1t.6EYyeJD9xeUcrrbjPaepIieN6fOaTZbff8NEl7pUWt0ixWhSALEHcbXG36TjiIGjDO_K8suDCuqwUyRDomNaGLdCbemqy5rvpeoNR.LlLAda2Ta6jpHotHrcSCCVK2_6B82VoibKJ04gSnXpOc4mzBhHu1791Uwo8NM9w5NxVsYLDv0LTO8UqN8rSE8HNtOzytt7vMysOD2VfBwPORwdUCB_Psj.j6MpTrfV4K4x00m26lUxvH_sObGadtE0AYZyMK95MCkPcXzpjV1kGWjiR_LTFoXa_.335xim8JPhnEbjJDDR4NsC8xNo6edeWPnk6MqHoPUsVjzaJ9zpOk_8JqXPC6QvOItL08Vn07ERZGT5w1AsSutTLVbdjZPEsJJx7l3ZxvHRrXVcGhTrJ8DRIU51dGWgbdVWIroel291o5RBnQc_U2mVCPKrDpwpvSDWK9aO5JgkpwqYPcimo2qiOXhUgKCuW6zorqyDywx9Q3hw.dbNA3NgT9DfZ_FXyXAq.m50nhMKcy8H7RdaT7sd2PFJXoL2QgYuvL7pfSllbiSIiMtMdtnPOMuVJ8BI8jWaXlJUH8IjuzGTeqkiQVqoNovy6lnVewkJlcdNXnfJX9eTBKH56IdoSpKG61UTKb5imk8TgmQsyZp56dd8GPPBEYw7Ev5EBY5b49P9AUC16U24ogy6IWebQRWAthPODcp7WQvftAar2u.DJ5hBAlj1WB3XGewhwGxK_pe9OOqstQQZHo_7VsbBS1tZE5c_EJDs4fQOT5TM5OTm3.4nv42i5peveUcmqSREFt6Uh6qZ6HxfdfkLcFlg6gwSuwOJzhlRx9gpYQbHxg250uZckFHCuELvZXm7Iw8YFo7DEbjBr3KknivJs3Mi0jrZQhIvhNT05KcZLonKv2LIFUGWxdHix.VReqb7dRXEZsLf.DwrQhSVZjjz.joLtILmoRTsovID1urcyQJ.2qjLRcJdwfEKpODmN6pidDzajX8nUWYwgMTKu3QZZsr1_Ic5Br.wir2AwoEmiKgkfegB18XybNz.bILZqzXqvPhuRYesIVJkrcwrZYHL.jbtR0lTzfofIfRfzJwBE_.8ZbUDP5PMR3QR4V_Dfw1W8jHmTlcnvO9HJDPFcHYS1KI01cx8TqILOzmTcAOHIc72xZ9jo1P4vv2g6dShaz9dJ6Z0wLcXYkis_VOWxeBMxAyawVV8B74cXY6gtBpqJA9Ckfp_Ao4weiFr..g42ImXF2Pzz2qgia5.ZFmmL.swgbhCHPdV.ZzkRK16abqjtfpoDFZMSfoVc1NH1LUvgYnn7NePP5zRJ.zQQUCsRoPehiv2WBYs_6nxwFt6gZisX1sv_ELaqQ9.EtQ2eh1f1yZO7Ajz7lUgkGTWyjg2ftZ4H2kHJX2z.8N6GqY5zJ.cfHR3jSu1_tTRYfbxk3jm438wE0iD_ToPrf3f__FWKKssjruDcU1W1rlMnLkSZgCNpmFdm7XWyTE_XeApvqdxCOJIxwi..GgqzQiE449TcSYNu4A_OiBkP0mMOojalHyQU0P4yYoVV9I_V9UerK6beqnyBjF7AaD1tuYx5D40HoZaJoBOtXf9FbN.bqIXHh7gbzG1rI9ievnYKAaDOxbtI8gFPW2ijDfP6yh5YvyyMTUwSux1Td6ieCf7vyMKfQG6hTpxMsb_jcGHoSDdsiBitg7WyBe8YOyP8lCde6TBMfR08w5kymgZ6Niuot0Lx0rXM7Krtmu8tmbitTAErD8JId5OAqA4I4SdFhbtw9pGQDSwDn0e7kGLe7q",mdrd: "RG22xMVTjz406d3yL6jcMdygr0rUopFWFoF6S_DSq5Y-1739402321-1.2.1.1-xZfU5X7t3abUspacG1.Ab5DQaSccJWivx6S6Q0l8eBxd6pIJXlrhcGb7MIiVJtJ9EQQMiuWkPD2Hy4AMq_9JVsNotdHrEvTrC0nC9Sd01.RRVg_dGlQD6wEqeJEnsLSAUOFkMf5FT477SfUxLy2iezjVlGZfwRdWaSIg4BwiCICoqotf.cIJUbP8aH9pc30s26yrP1sAGvWSjNJjBCPo15.klabltlPEkzDYmvldKtsQi.2Fh_hTI8dxe9qQESZtT0gJ6H8kQCK2vT2Iy52BdVFs1cRe_Iy4nFtUxK6anA4eJAzDrLJFhTXXANLa1prS4KnpYOAPmRNCIN1iqXG5VCGJ3VHVdFNK5gscrSF_HwWdiD_xouLDl5LjBfzvmI3lZvvzhurjgvlAHM0e3TS8CQykVYU7LY5SW123qaRxsYYJHA9UQVl5VOW9GJ7O0vxZQG_LswU3dt8yQTJVEM69EJCTVilt.fHcWqeXAQt03M2s.RtKLAJjKKjXa7TT5SZA.jTHryVAxSbnxjtlBQASEWVitVyehcj7mDPuen4piApUwLugFSxL9YGGngrSUMcy3EK9eqfGwFqHEbN.VCj3Fg26OLOfCHSCzTcMJJtcY.pnU5gjHepREgxU8b0i6WxtgrOSb7a845KEG.mHMDot2x4IGAMsGlQ6oueH6PG8rZsaRUtUBevZncFzOj6oGZ_8F6MQfkVX7ZW34h3Em6Be7V3X45IWvv.hZ1yZL.kHZWLK.XvGnANYLSHYGAI_nrlvLTij4rTgQqv949220sasWm2Tx3fWwyyK8yz7x6JSgshsCpiVNGOsvh5fBRr7YC0xcUYLQ0msksh7OJrLON3KjFmutPJ3kVUgDXshSOvQTYTsYVicNmE7g8bhj4EdT6gpC1Ker1CbXURMI1hbs0jYu9KptDhdm4UrhPs4_NI83oGSYC6.BqRzJ.WiLtT8G3BTPhyXnVTHLANgLKaRLtkU_AMIPSCzhUrcJeeHiCJorv2.uqUBdcBif3wbfNWP44iwDBzMeTmEFraZ3NixTfp.51Hrrff9QikZKVIOa1.x1HwINwP9la4SYlowSj5HLvXgOBfgK8xLRydmHxQZ0INOIdrrLX_h0cbdbGOuI2czSFCWUl09OGi7Z5hdQjTnCHoTyPiXHE5kB5wfggW44uxHWP.V9qSi2g9jesberEAza9wh.OwJX4AYgmEzhlmPWPfo.0ZHBipn05t8urqn3fPgPAsUyhclhe8hV_9x76xrr9l2uTChGGDVI_M2BoY.UlUlFxnd3PVz3bdQbbpr52BBKBFvihjn1SUbCsYR52sI3HJK8UnALPlhIYO1mgIkH78bV8Ek6Xnz_t8Mt31BoNJAi9.elST.xSnefuW2bP_STzLkLsIdjZHgc66MO35bNyiKVFezIWwtVT4KtWLTgyI4Iv3ShiocGVheT1ZJa9zaLbCH2lIrskdGFhPISAfBGriX4QU9udkXfz2XzbSF4WMhM4h.TogEOGovkX9Mp7KGKmdrC4qOpL4buaf1W.zrOJwkV3evTs_iEuPyqteamriol704WsdZeHLGtHWLBQ43c7HcJ3kxMDC.7EtavZpQ4N9Qjf7LpiUUXwibtY_gEUVNV0m.bf3NkrV5D6WZ3OW4TPBN8y7VesCZ7UQ9KHm9XEokO758uHm10EOx2y4LnWmZGMrk8R06uVIU8YofKX.6gU.FPML9OZ4OXEZZrXd2lb65bLV.NQQaQhsHp0Oy.j7PufvTIRG6Jw5hNIkH_Z32H6WXNh8ji9NIcgwNs0PGnT2OGZKJ.kWy3TiJrs5jWaSkoSD_3uPNULZoqjscJr1xmyE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104c9dd81c87a3';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\/9340612857?__cf_chl_rt_tk=PhoHUOnZpQ_q9CLBm0bv3OZZyUeB2q1SFjZt_ZlXA4k-1739402321-1.0.1.1-zlYliyQ.xc.YrkqOAV82MIMo1.xv6o7mUVTMS7Y.6I0" + 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