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-557355665133.mit-edu.top/post/4063917285

  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-557355665133.mit-edu.top",cType: 'managed',cRay: '90f24170bb423b47',cH: 'lkuc8Bxcxl234.svp5UYd_9ONlxIBMIzBeBH.fKqdtQ-1739087291-1.2.1.1-IA3OXXa._OrrmTo7tieaaVh1tFHMClQiW.yyN..uwWkPdLvzJpp2nVPwGVLpHZPi',cUPMDTk: "\/post\/4063917285?__cf_chl_tk=u0TpFlTNmlcUDMuI8IwNJxcX8l.EZthaFVHp.tO2WaY-1739087291-1.0.1.1-8NeEThlfgif_J4rJ4GYrJKiynYcFWAXF88xeysYvMKw",cFPWv: 'g',cITimeS: '1739087291',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4063917285?__cf_chl_f_tk=u0TpFlTNmlcUDMuI8IwNJxcX8l.EZthaFVHp.tO2WaY-1739087291-1.0.1.1-8NeEThlfgif_J4rJ4GYrJKiynYcFWAXF88xeysYvMKw",md: "Jyak7UabeBdjqOuwNxiIFYmCUkIY7yNs89u8A3VASoY-1739087291-1.2.1.1-KcchwlGL3cMJlnNxn6HxWHorBv_jUOVIMhYWVT2gS5EY3qTrUNIVy5yy34k8rj.q_298GQMkRVT94.TCB9_7nenPn01_rUNpiBez0QPf._7wiYVc_K2R7ptu8zHvAOv9s2KoiVneg0qSBf3mAlaSXEWF1yMyYQreBwpQfw5xkMUuat4RhlP_mowqJLNgPzXI3uK7JgFi51b3rsKE1q3NNYdzBnM7Qab2VD9nDMRTjhXXIHEyYuxyQh5MWBuQ0qZDVVseIziO4JRJ2qja.Rkgsuql2QCT3HSxYwxyVwRpIqQdfd7m54lN.1bxtb1sL2ZTKR3ze59L2.ViGhiKUCGsSIXk3Hay2AHhgkJR85D1zdmwRVyj2JUJGgNgSXp.IDJavPZOo0v2INvRFePukiCDnDp3eQwMpB51S6fGLqmhHx1Ses1d9AlQskTAzemHGflTt30TJVz.LTp.fRYm5S2dr8E.SlA8mrCD9TIUTKQrEDtmLa6Z4Rz3eepKYFgxl0L44SfFehW66YmgPMou.CYCJBPS6gsQygr1VOUM00L5LcFzwB0dr3rW8QCOT7ccBurG5bb19spLM_b32B_faATdEXqHNjWkJn9WX3Xanlreb0GLWsDM2xrxrLRJ1SVlQK3dmwv15DIFuPFjQ1kbLMZPCYxFzvDyqDx03IP75mguExbvRHu0bLuZJWcy0.yoznK83Gc9HBd1eg8sv36TEOd3G4W0ne1rW2N.eX.TvOHNkH6e4ZZNJGG1Oju6b_62nfIzPUfbKN9_98z_dD.ysWDLCQC3BDQzfhK35lxhB8XsqqzvlpYshrY8ADzWahr53tS5cRDu3riK8xozFsYf6NJ47RMwrq_KHWZQlYbNj7Wg57pl4iJsuhh2.hZXDAKrDu60YdlUQetN9_7lfpw.ASQvXmLlMktTEvpP42cw5t9FU3ruzkkOpTkQu.rjmmOoePV_A78uxY4UoCBq6zb6.gsmBqqAR93kzoxfHUvi69hcJLjBfFaT.TcIL74xl7vTfjcHqKU2F0ucmnXghkgCXowVo.GaYVBJ62AnHExllGE2FuvqO0fwZCg5cVziSmCBPM2M.bLaXN_3JTAFh9RO8sBX6c.2Q31IiN5lr7C5KoBt40.usEiqlEzNB1zQ77IHIeKs6jVcK9nn0MOC.EyeUsFhCyFTh6elE0WAdVUW1fJ5eOEU3Srq6Hl14twA56e2ObIzFbIhfA43t3QjybLdb_uopuhq1HdEHEeT35H1QAE.DrOWfLsvxYoSFhtp8AuctBg3a.Mo5JstuGOGw.pIH.vBEEvwpLR.XuVBDqkyszKqyF6eEzJNgaRFjhrpReaZkwvfdRPvJ2uOpW8M0qmw38aEAxENt2uH6.SKb2t8.kkkQscdNMP.gi1l1cWrI4YqxMH.9Gpw3aoDvVYnQyUvzyBrwvWxoKBIv8fK6imZUPivk9rPkkbkHhGEgZugOvdj6lStx50m0OVQbsVxixVQrDOcfW2TPqkTLGDpzeewmBqIGAYs82qtskbNyXYumyP6HWVOuaI3qtmanvMmhnW9b8NYAFVQXwD1IficM0035GVZsQb1OaS2w1jxpxteSAWnu9pAWVkW1Tq6lv2N0X4cELtBKYAmdrTl4oCPbgF1T0vwlq4ordn3gPxQ7dSwnMaWYbYv.FGKrEFIDt7RiK2PcZZfBjJeOIp7xe9n0jR32e7tBW95pEkQtCGoVBFZT1hLEPouVRrWkpCEacpXLQZIm2AoNJTINH9BkFxoh2dUch8x2Vd9pEKNassP4Kzkn4gzrzjCp.zR0MpAGB21mXY2ihYqASFO0L41yW3oew527wSve4kK74NMl2aV6.tNfUda4yy75xXbAA8vxV6mo4RtGrF8kEmOuM9Mvw.DYEz7mNKvqLA_6mIklHHmDlhecbF7YB_Ah7aHKjEiHexysMIgzdpLVkJxHxR0ehaFdcPc06o68GT9r5qY0sV80qdWM6XMvH_x7gAao7qX9idydCKZkhXhhwLoE11k9BIAVMhbgszBoTV.Y8y2ZRZae5Yb7NRDgJpsWTBHC5szQYO5Nz4C7nbsbrzzNvN7yMHkfCEfncMIKUnBi2AtseRVG9oKLptksw73AymP1j4Gv.jlJ7lYnFkspn892YjwiMzGGI3aHV7pe5vHQ1_6_BRYQMwK2UE1XtMgzSKy.A7Mrwfnv4c3RE8yj5mLqpabwXvDrcuAnXb6oQ0IVgkBCIyrNRb5T5mak.Hm",mdrd: "_m8pVlTbMA8bWSeRISuD3bxlrCbs1H4.zzOdX60HABI-1739087291-1.2.1.1-W2jJ1hZtfBPqniQpeWEDCaJV1oFoMm7VU9GfNjbYhgJoNf.LKWL2TSQwtMIhmytrIY5SMvbLQUdpQ0Nsiz2WMFZFs4tw9AZHNyz7MyMrZ8qVkYwzWX2iphUONwHCVD_HjDvk60aNfaOQ6A.7WiXsy_OhCXyB9Z2ZzA71GOrlxiiyr8dgjEk1Yfp5Px5yFVu3wUP9GGYaMYw3Tyh0T7SipNO2dkwbasx1LASuvDirhZ613r_ixriMBFtjuuTbPM0veTCzOuV_ruBO0dAvxXSyDNjDanA2f1ZmoV4bQ2GHxukzRx6MxJ4Dmro.yQyPAsRc3f9tt4gLoUdSTZKx8gI2Sq28f69cRHYP_ljft.dYnDAygyWw5NAND_SuuBLJEJPi8ujXThDK.BDzWpzV32VO7Z09OF73S2F6TjRn9Utt4H.Zv8IoS_TRjYMljJIUffjj4om7wEEaqt9VeBNgdJhgPMRpCX.KT09KLILCk3U4Y1PLkCRChZ11CHb_rjX3srUfQ7t3kpOQl3VUP4HBCubEsGpDmh.Y4G.q7DzmWKabOrjPutjTkE3pTGvKAJ5tKESSlSj5.aAHw.vin7gnrSyNxIdcG8Yg44THY.QQb6VMPN1wvFdNFF.qRyztzY1_C9Dsv07rLWUJMfv.044hPOk3umexV5C2xuelUNc8gDofEVkCwLt_ho6dDCjkrtiyaUuP7Q8ZWj8TEqsWcIMAa9V38LZWvXgUbS4Tm1s5QBvUxiF14pciaaRtIDkjwzULaEHG949_6tfd.jH2THRS2Uq8CvgJw76ulJ9H9gdDqTiViVXYhzMiTuXMLkBCk4NEBZA6Fenwf8L_JT5jWYjltEGJzdgekENPefH.rMUrmVDIRxbgx8l0_.75iSDKsd37pu5.yLkfyA6_56RBLsekk1_FHq73sT8GVIRR6UjBSbTAopElXY1lsTuZ83fNjORs588T593sDXwaTR9rcuKv6JG7uwOHxa7.Y8tY6PtYvXC8ZB8KiF6RQ.ABpza32iISz.BUIAWz_WrwznZD_FVaMI7ZMGkguTEe5iWHGmYEgIPpaRnPaJldlAOeIC2Ngw7CTUo9omprcPW3quRJ3s92x3pZGApC4XBM20ufcXOt3eCIYKZje5PX7EogCAByJGcSbZcX_146ujIXFFU9GEqSfzeRCYI3tziRm01IG_Mv5_UeGTEZGlt0qyHf8YVuYVCXK3vyxMZqddx02NZ97VFgL84AEEMR4he.0N0wb2x3HqHnVCXaT6uGEgHxTNAaH74Y0NChk9i1mWyPdUUGmik.uYZSBsesHzPs2W9IG9_Cl_0cADTPMxOvYW0ptdiyfREsgNY7iq8DVkc4MJ5R1rC77Rz9DxfFdTWVtQREvG2aJ8KAApZ1_9A6k3w5QaRzFVdAes0T1gYKQnUuIHfvnn5TWm.PU256LsNSoFLEtEUehsQKmInKrAoUZWN8ZTInCYkvp_aQwe7SHMJ5_fAT8aG9LMEmRF0njWBOK.DYLV5ZoLLHgMuuFLK7SXGUvWWHOmlNTT5DGItqBZqiWyCjwbfyORSrR6RShrPHTwioi31SDUv89a1WUIp41do4.Hk1GA.Wawf5nWrWz6rK0UVYJbcUQInaYOSUg5L98bV5WfwU6j3xzO1B6mM_UXItmffYpgWNmi3zhLJGhgz1kgFZOeD9QvkoI.PfbZ.f22ff8BcMRxQu9dqeeXgcw._pjEQnCOT_E6YgctT3y.4_YehDsVUNtNUNbALuiGbfyqBx1jdwMW8ErBJfq0v7xtOF3XHe3SAZXaC6Kc2yU0TLDHOU9FNbS8bt8AgfPhYorlgdugJOe6HaIrs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f24170bb423b47';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\/4063917285?__cf_chl_rt_tk=u0TpFlTNmlcUDMuI8IwNJxcX8l.EZthaFVHp.tO2WaY-1739087291-1.0.1.1-8NeEThlfgif_J4rJ4GYrJKiynYcFWAXF88xeysYvMKw" + 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