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-689302023525.mit-edu.top/post/8670359421

  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-689302023525.mit-edu.top",cType: 'managed',cRay: '911041b0a8af7fdc',cH: 'B1t9sHZC2Eq.UDl5FeiouCr_e7cZckqoisBCmPsjby0-1739401874-1.2.1.1-UedAZXhrcgnBT67EGTxly88Ru7wZLVZhhTTpx6Ak41K8v95yP.wpUXXfXYb7IFxU',cUPMDTk: "\/post\/8670359421?__cf_chl_tk=y6YSrvVuMPmgU_IdFWwApUM5rLa.ociPh21Fa7qYDRY-1739401874-1.0.1.1-A_hU74wy6meK95o7kR04R2zBb8QfsKVmxVeaEalVTg4",cFPWv: 'b',cITimeS: '1739401874',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8670359421?__cf_chl_f_tk=y6YSrvVuMPmgU_IdFWwApUM5rLa.ociPh21Fa7qYDRY-1739401874-1.0.1.1-A_hU74wy6meK95o7kR04R2zBb8QfsKVmxVeaEalVTg4",md: ".sq_CRR7WmHXUzhGcFfuOwOwL9eePzrfazVHhmR8nIg-1739401874-1.2.1.1-LImnoWbeJ1xJmqDnbmf7irPYQUFcSTl7dpy8NycuZUhBKsu8802WmSD8hXR5_vjRLOTFPtlB_ZL3vxp8DLK6BVqKYkaYIuN8II3pNVOcza3beGNS5jmqmRA7JhJV2Xahb9kdGQ6zAxSbm6DqX.i51S4RTNekPkGYn0RgTMsRH1_4wJqUys0PIPtgV6Iy8_HT4WRTHwHq5iGlvv2PpFNFlOb9mn.hGRscKR.4_aH3QaXm_QDr4Eg2u0OFFPJXOTVFI8dr5L7NlcnTv91s2o_rV0UmmzF7jC3xi15m4NHYigo0TIjf6gCEuzM7HIiHyJA_izQxAgzbaSHS3DDkesH4r2ncn_ow7YyLOdrlBPzonbGOecbo0iHWASq4MBcdy62QoqAUhDmaZfWqYNn6tVSmFn3RwBp.ougT3bhXBT162H6BHhZ1IbWMISdm6xTAIKNOlNp3akUtTfeHXh_4iDKsPUtdeWtzeBhjbh6fREt4OL.OGd3BaNC7G8EA3ArBE1TyBHc8DwP6D3p9pYBEChrTLRFZQonLcsjApa0PfQmT9DSRu.ZM1GtTWlD2WA23w.LCMj62sDtddqnNxdOFTcjV53tRQRMDN.00...q7BzjBKvFfqmgLqrQ_iWX6MZqkZBqDmkKjr.Xs4HsqYNSsBRd..HQwvfN5KP93njmXTuqGOuQ.v.IC0OqpRPg47fF3ES_Ioj36x9ffCN.ChgsYzTSseB.PlYV5hko07iJn7YwnSaTtW_fZ.Ogryp4dVpw5ljxINKFLeqZx_wcM4dML.Bw96kKG1HcjMVSsLeQpnzOtMkJMV61wz.X4TQRNzP8Wj1PnByY1oJujGV.1G4LpJAuOZ8mTuDmzylSLMrXY3dchu7ngrez_eUGnC3RpErYBnm.M7.SWocTkMSdjtoJvkPsXkJYJbrkt264.YPv3Kv8BOAl7unyS6RS2ZHrwnflnqXCRTIZ0FrGs6HRwKJ0HyCXDbWo3kfoa1e2XYDkz1lul6hQXEmujURxipEtWT8eZQlVIYY43cfKzFVyZxTTaN.TwcVVKW4TU6Hjj7mWqC15qCor35Fu52IDsAFHUoDaDs_kDc9DlLOcLxa5kEUNlqcS5o.asaxZb7ti_W8NRcHd1Fm9e81qYzc2H7bwTBY1PtXQ3SsZxPreV8FM7X7CrZ8p87Ub_YF3KfwpyzSL.78K9SQUBF8nhBCOPPF8HOMvsvA.res7dD0.I8tbWsQ6k.ni4._OQvK5J0bnYfB._hg_4mptastVRO3zRRskgBXPZYAcgB4CmSgB.DGbnNoeXhvSEw2TD0VLcwa6_vx7OuQkQzhdK9Xb89eviLQyL8rP.UeRqPXvBY93cydjWFrWQtMznfP0VRUuHu0KOR4WfJvi7jFhkxRBLAbnCaj8Zc3cNyH_WEi.ijH5q0Axh8MdoGLrv8PyHkHDxawo.1t3rQ8izpndnu5mwk5.p42dNtg7jMDpu00hohXaY0h.Agx5hWtp9XbdT9MB71JOrVroFvQZiAuDRlNXlrH8PRqK4xGJ2QvkaahW_Vu9o10vb3YLFi6ISGqqa8syhWUMN_8gfmYKhAQTumpIxzq2T5wNJd9OsoIilDf0TPP.lwItVZMHvfagH0CA3vAfz_vOFFEr2e3ucNc98BF75qMBV_cuMTbJVKcuBCfvTkx7xDN.lz21WPyZD9xp.JA.R7wtrSrAOrQLSKHS3uQtTGASDyztJuKFWYsP2NZNgEwnxDpFzwKHQGPxC67aWbVSYwHCPt.olFWPx1L19JvkqXaQYjBMvxxyCt1Y93a96wnmMKgXGEShSxM2WDGLGXJDBaezChcRCNALGiRyBl9qVH0SBafpQ88J7iU762nLutsLLx_1gD0rh9LYC7wg8p8u2T4Jad2aZSn9sthnITQ5bUDTpanOxVCBxHgRwImW9tLJ5ShcKdjyqm6qgZpy06jO.qehMT.IW4EQYP0be0zT9OY1AeihEI6kGJLuCTKdCW2PCUTynfpIFSn7EGG3wUpVAbI2SEfhQVZe_d7z.E01zJjkgWb4qIAYLBW279CjTStepHF7Q1uu.TPrZlFhivPn86LdXUYebucad4EdrbV_D37oH4HMgSyFycJjB4kGOta.hxYZfbfTpYe5Gr675MATjeh4WBveINx9RljXIzKdr644jMZKK_I3C0IhNxG6C10GDLuK4YoUdeALi8VNDLm3uLFLVccD_9nGhiMo5VPO435RvWBjsstfpqrm",mdrd: "BXhaEPyUyZ0K00gbEBqNBG7HfNmRbP7Hp9uXA0ECEc4-1739401874-1.2.1.1-O0bB3rrJkoJ2xy5c4gr1WOgeNR2gA3vlldgIYdPMsFQKTWsPTfcK4d4vE3uzLdmij2aa7gx8uM0dml24_jwT9n.7C9Zb.LJ6O1FF.hK6vJ_p9KlXThRb9PwtPPDIVMlbLRH.Ue4Xu1H3xWghK76y5.I.zc_4rfI0mr3i9bA7oepZkTwdpq5eH2PRS0J3bLuTlTwiLpHgygZCeoqDlWOeIBurzHWEutVgQn8fuCTPYxLb0agk79SWeMgT5wWjvckgEcstvbcOM58ixgdYM0R1egzxS9ztZkdojnuYx3nx.MXqlKgVWrCXKK3VwvihR17AiK3yJud9A0z4xaFpYs4mfPQrGPbaTfSBBxgZuPC5VJo4MChTS7wk.0ECjhK9_lqV.DS2kgKXjDRPkgeGbgku0M38zGwIf5_MfPdzJBdtdsx9h5Qh.PbO8vz68OtvzkbXnKuK58je2kUBtv2_VBcT6ZpHrNbcCgPt_zwo5EERHt56FU2EtGE_97fMfn6c9_UVCPN8gGEM3qUA_RcnoTMm5DlykFlLxmg5z.3hzKHhNYPu.lVXzD7GAmeCz2ooJ094G73bTmzVjBBXKqpWE9y0U3KSF1KpT92A93DeQAH416fOzWtplo6U86NT0qUZUOsRLBvpNa84ImYUg2w4nowRHoPeu3ikzJZ2xKirMBIG5oSCj0cOgXNvO6iz5ewE2aVtapDba.A5v3QBEjwT333D81bGc1EHdKYiwCNFVF2SnoZyrZfTA.R1qoGSxxQelwyA_0sBWP2rYx2URPz4I82W3gw0a1F3nEgRAaZC97pCzufzrGzOEXyrZIsBnaSuj2EXsTQp9pH_lR80a6Jf3BUqZ1nb6UUjEoAY30WSQTAMiBQLZzHjQDBuuvwS_59DJRx0vXrrvi.ru8qOqiAUNILj.k3tO4dlImwRmQGofvKrXl57oWthsYTBhlP2.uvZrXa7R7nMiH2xovMyMIkRDXbR8c0Yplr0E19RNG7_DbabasbxbWY8qpNR2V9DKx1Nl_E2P6TeKDFe3XEhtKr5EYa8TYJL__g6TyXtBipr1H8y7Kj1Vu9lAvDBH9HVV8fCmnvKOSC8STJj0G5PnSSIsZP49cbbe8LduZRntn2rn7OzTkZArzUwvTmCn5p8qP2PlzQKLb2R2VM5wPwm8QwIlqy.REOSSJxxU84Vkxi97khTGzlJ7lG3vgSiUwvqxs1H1Luq.h.6Sa2Fk5WfpV5omQKWaBrhXdNydx5jrWODb.ZZJ.haQtl9nMELmiYVi8hHECaKBAIA_T6ZExYrgbb_vthzO3gKOuwj6n4Z.y33V9uCMeP2zbIIKZct.GLMnaX6ww.vey.JCx546aKJY0eHXjHWMloXzCWraHQDqqMFaEJ8MXvSah6Fy2ubVcwDbEHCLPUXV6NcXC9En2aJpTIQzW8Y.nLXQqAPY6_laodw91Sz.AoYHUO8Ray4Fq7U4tQyWuPBMkcHskyQTuuijiXume_r1_SSmkvuU7Dmr9wcnDrGS7__N7DCuDlnFg4MClF37qpbWxdWuYIxQmkho8pB1KhZ0ozQvj_dO_IebP.76GmOWaxLi8KDuIzLvlVParo3E8viURKu1ycdCz_MgdFlXfcc800SaUPPc0ogDRj.DWqckUHCH.K..BqWq83ZMU3h3XZG3YTP_47uc5Q.ieVHbFu6lzcKPoK9QUxsRtbve9BN5DySXZ7fFOUGw9lMdAPG8QhlLnUAhbofz5rlXcAeGmo4BJaSIPr4LMv4l2FgPADXZ34Z8y67w7CItTh1aqR.a_ejES0L2cWWfFxwt8JdEypfEK5WXCSXEGpekh.9A.tZdSdLj1TTeeEwpoDQNnA2bgUQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911041b0a8af7fdc';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\/8670359421?__cf_chl_rt_tk=y6YSrvVuMPmgU_IdFWwApUM5rLa.ociPh21Fa7qYDRY-1739401874-1.0.1.1-A_hU74wy6meK95o7kR04R2zBb8QfsKVmxVeaEalVTg4" + 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