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-0487965231.mit-edu.top/post/0487965231

  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-0487965231.mit-edu.top",cType: 'managed',cRay: '910fdaabbc1fc960',cH: 'UgE_k6.vT1Mt1B5oXZp.ugaG3Vie5Djr.ATbGnfSZh8-1739397654-1.2.1.1-Wm5rGagp5Za.ldD_ig2Ri9NEMtCMf1OntvYo5bM6dXDJlfkMKwAwAw0CWU.k90g0',cUPMDTk: "\/post\/0487965231?__cf_chl_tk=9aeES2l88QXXdtos2UEU9KcVpp9FczeCPNulyAac48k-1739397654-1.0.1.1-kPM8TZ1nYP21P5LPGHReQt6hv4YvIke_QeElnOBv2SA",cFPWv: 'b',cITimeS: '1739397654',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0487965231?__cf_chl_f_tk=9aeES2l88QXXdtos2UEU9KcVpp9FczeCPNulyAac48k-1739397654-1.0.1.1-kPM8TZ1nYP21P5LPGHReQt6hv4YvIke_QeElnOBv2SA",md: "EQcum.t5uqaefYk1KhaZUBYtRMKq1lq86z1OjUZIztA-1739397654-1.2.1.1-SCV.E.b1TPFIF.2_9Q2TzFRggFmT7kLIi9Imv4_46p1CP9aKk2faVPiGsz9qTmDI8FQbSse84z1p5r8n9fbkrJ7eID1qtxtcrBjjQMNfyBckB3NEU7H3DbsN5EECj4VmRzsjUJpOTPcXC0o_wDzUUmMOUV2c000TMPIkvMhD.SYQnp2R_IWgwunTI8gr_Bpiw6hu8TwMEqzNHIuYSofF7e.B0ErUj1rrw7WbH8lKJ3e.299r88xxEg4WDnMB6e6PX.RZW_i4cNSACcXbwpnnVvtC5Z0dftB6e5Uft25h6tB5.9IS887d9950v1.RoMTFELx9Zx_LRJTgMc4ZtjoF2QUctLJBMBNg4vRzgXZEjVx9zk6ZwoYKJ3BVZVpCzElhwMNjLsTWIJdR7hXToy2frL4q8Pn4pKzq8Neva8QpNnd3sR50LQOS16vHDD7wp9geiv2uDj9upUin2aMU1TvoBW8c69CkkxLQMeXQ5pfttP8lSDZCwnfmKsZWRumCUImM7k3Ryq.MG_mzuFFaxJfCDfQCXZ3vp4ScDz.zJYVl_IsX4F8GU_RkicgdtMEc3x9qYHrymbv4jo.cOC7gf26BEjDy1lq9wyPpCNJJLUOd2IPnKGToWFE43hF.d1mJXmdKH6gFeIUItyKWGxEEMi9K0vW6bronlaVsfYqQC.pkV1O81l1X3S9YQHSjBsjSN9izIXdzzRHyMlsiitBV.J0cRiwwXJ1TZELzVBZaWXmktj.k2xvmpBH8cuWepC07.un2ONac86fqxE9uElUKyIW0qlv.BrGj.uztdWoGxfZlee5I5QTXogd2Q0hWKafGZw00WkM7aoHsPCVwZxZc0KJwPuUv1CCW5nISoZDh5uqFVIZDKfi7B_t949JTMpGU3gGhP4od5_rZ9eKqBeugg5WeS766vK_v_Bn3yevNXIywuhhkkxjTm_dIXtabuHrXN94LeUNZSNeYKzz8rtJOdLKHr3eO99EAL_tbHxUmcj.nd9TnX9BsGO2GMOmYkytUfUf4JCWExO6dUwsGmlVPXimrGmOVp6coDT3B.0jH2j1rAdtvHTjXDri1NdPlPGua0kIj_hK.5HqqEW5XoDETfPa7ZEDMetlUfP9KyAaBgUk4XeKikVEfXGsaVcxAjHQRyOUcDEubWVBiDwEDpHcLfNuC50jizeUaL34kgP.AKzgxdYJmUSSdIMRgkeXjXDzCmW5oP031Ni5CvHypqBIvb6qb_0XTJU60GJ99z74Zsuz3k3Kbx5bBSk.38ejXlpuIoeigEjPGD8q6jhtDYYyAuDSG8DsOzM0Ld_cyIYVI3VnRpgxPlCAzhyHBAYfU0MeHJ8f.MZ9q0Umi3gKnnS.DvrWMAKyN90fO9E6TSnQ.hRc1JVp2.lX49APuSInY9uhU_VExuS6uB6ruEFrhXxYBvUKI.3I4Y8YkAM5SZ1R30YfQts3P3qDut8XhxctERQoXfMsxtwhxF5QmX0pYnuW5lp9EqS_0cyYmAZeOU0wNkgmOjR3dKC1kFfovj7hPmxKFdFHPGQR6gXyDQIXytFB1IfO3ePVKWsCIKVeaD3DjZpoZdebEmM5KfZQXS19_dINt785JNa3ajWdUeC786cMQsiMMBh5LKAihwdcRJSrL2tKuEkyxVQAZDHe8pt1ZteDOEmfuX1D.vqvXi6IoT1kcqTyZOJDL22Q4iGaMsDezH.OFbNcr4V7UPNRKtR8DVgyhy22WutrRqb6l9AWrRpdLb.MViXX6l.lxvHDgUQmh8lOj1X7PQ2qCxt1Bg1K84vgapKQnqJ_kQBn.BowUQq88y.O1gpdK_8H3nGUxQKHXrcbQlcv29tkKo1.BFVQyHwx9Zm8TQc0Zr4ZnZ4bMUE1jlxps8xM_AnuEUvaA4FJtsc5SFJXbQXEEDAEGKYLFkos3GfXsUFyA74BcxSLOfH1ep6Iknw258nGFa3y3E296jaE9q94ym0aaPOJlPXJuUMdZR3osw8GXqYjXwnD1COFJjp82eiYdbBKw8ek.7P5O3bWM.RuNavbPdQo1m.t58JEBjLnfdqDa8oyQfJQdHln.L5SyMbsZJKCz81o__jV4MS.3PPhYtZEjEWREx9JdkQDp8A_bAIchrOCmEbOgEuulJ8a2P8XPlKDNQiBtdYtIPvW3thf1RRgGnz8d03coWki5XiPe7ascXXuH1p3FtFnl2hMAnMO8IpUE__VubLreN8tDemb3DZI.oSWUIU_u0gXx32W4",mdrd: "iI5cFsXvadI08N2qnLKiXASTEbj9xL0YJDoYGzs9SgE-1739397654-1.2.1.1-HX8gSq0K0T8a_sD_fBZpmC30948QHlnTgqT34BU65F4tU__1eT9SJGovrCeT6Esl9Eh6k2imezeJK39m9R_ALWJvN1kSJx4Hh03MPZhzbr7oLzRh.mv.YZpQUjyNs7PNsLyGWmSYj8tVIpzb5lmnmHE3mm1G1V7RXYMPHMkMIjKlitzVGpYM4oBKQxXE9HA5n1SJg3cvpo696dyfGRNpIBF2uExi.nkVS58enu2hIFpWZsa4EYTG6e6q3Meuu5qlhNmwQu.ixmyRNwP71Mh5N5UPo2Gz6mM5VIBciic85u_i_t1Mu3WjPmIE0sHE7rikdm3NIeiJaH_43nY_wx.Qs4xSVb61UaIBMycM3k0ce8qkSqG2kfruBNX.2qlLGpGZQIijzHNk5iFNSvsatOuj2zX1AQQ2IT405ypnp_YGs2QPV78DzdFPpfIgeIdI75e3.LHdCLXal.JGpz3G4.B9aHeR7DeP5OryYvbErz.u78Y_F9N_RxYTNvyD9rKnh9LlRFihEOW53TrLduumnRO8aaPfb5RRdLg602XrMuoaxJYCbWT4iCTyrUvUOLqtJZzGwORQ04Ty7363S7VdIOgOc3NwBetgDXHRWr.eRyaqOKGddjp4GJgkwEvmPsC8YjQuCmwpSANQug0hNXTz1lau1AG0m8W.ZOsQOrXB63Mf584jie5NHfxs547663s8z7pvUxoG.YR.tjC2FbsABm6IPAqlukU4SmOwmvvuYvV0vNpzhMKQRQ72fv.gSomzbA9QoJlOg5c2VzjlvYGghhdr5YQvQ8rFVXTZ8cfP.aQD39uTYN5tHDQx4oDSkkAtqSI_UUQ880wjQ4m7UfwvucB3qsWlEepqjsbfQBFd2N4wQSH8kx68J7ixRc4C4Q5SOgPc3bsfaAu6p8sDHYfHGfZbQg69PQjykNkGOUJ0KRCovxLPh78yJ7ghcITe1ARh_r4v8QYhFCiD6b2D4H8LASakSK_3of1iaxGAbhSPY70ejWRwUdQlGIEBRbpUDStC3v_BhzvSRmslnyFwLEgS5jcbu5J1YLwv6OgX.36P2CUMVpDntesLjSUI6B5MxVjNLvCF1GS7vUnE4Pb7r2j6TkSmXQ5NGjXnhakneLQ._Oabk5aEq3aLcWOfwrZx2FLNiSkzYCQZ1LzP7TUYWAqDZ3q1EI0kU2S8zFSYXMDW5pLqdNsFRTfytE36ee4HvwtUq2tosWw4swPkJOvnqNKeOz55F8fjBac7u751XhmQBocLbQxjcPKicJ78I4J6XEfbwdi0vt1fgfQ6sK3NyBNY49vL9MdIeMX9iIkfbFcoCWwf1DmsOZiKtZWElxeKQ4FH8CuyDamx_wLqmUiVRrDTbc9EgZR4YvAuZsdh4vgwXt_A04RZozWvcaJ3Pkahq4ZKmblS7WhxXH4uxaf4b8WNN6H_IYLBb1afmeiHm5gXvR50Rgvc2hgU6zqo0C2Vzs1Lrnf6LW7b1jHvny3.BeAu_gpViiugqti2kt0VizN8EhqZr2lqnym9ATY9glvFWqI9rDRLQmy.xaW0t12KRQljZjdLJxfDh3jF28FxJIBec.YR6xS0Bmb3zHPHgYQST.qULF4S1DUW2KkpV2p3X1nq.jeObpCgnON4ILNl3vIMn2.9FDyFZvRWT.d7Pw.lgqrxPy49AJ1VOdl9VauzbMw6oWHIV5Zs9aQ4pfAX9pj_o5aNdWKmFQM4Rivn11mGPrqNs7.Z9JZUsW7ylH3i9BYjj_s3cpp3od4dkG8Wzx5pJ0fYA.qEM3GdNQBB25D.lx8SNoLrj5CEbdtvPrg.21FLEA6Tjw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910fdaabbc1fc960';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\/0487965231?__cf_chl_rt_tk=9aeES2l88QXXdtos2UEU9KcVpp9FczeCPNulyAac48k-1739397654-1.0.1.1-kPM8TZ1nYP21P5LPGHReQt6hv4YvIke_QeElnOBv2SA" + 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