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-694544818439.mit-edu.top/post/0872659134

  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-694544818439.mit-edu.top",cType: 'managed',cRay: '90fb11cbe99a5962',cH: '1446BMpyRdGO03ZKVeQa6kfZnzayqAT0v7HG4_f3C7M-1739179711-1.2.1.1-yvqQSkS1FO_3_lcrrrRT8DXuV3wikez7wJnky992Y5MyOCh_BOy17bCtF2EdmFQR',cUPMDTk: "\/post\/0872659134?__cf_chl_tk=EAtOnNwrg.25NxTT0aCSfmQY.MVGwxLXyV3gCoswUdA-1739179711-1.0.1.1-y5I1uRjET.RFpqez8lHgPpBbBOGzLDxXHF5pS7ATrKQ",cFPWv: 'g',cITimeS: '1739179711',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0872659134?__cf_chl_f_tk=EAtOnNwrg.25NxTT0aCSfmQY.MVGwxLXyV3gCoswUdA-1739179711-1.0.1.1-y5I1uRjET.RFpqez8lHgPpBbBOGzLDxXHF5pS7ATrKQ",md: "fJ.vU4oILObXRLc.4xr2T7YsRzpvhFT.ah1QbURIaYg-1739179711-1.2.1.1-liM1.Qk97FIpd937q9ZgZz7dS6UI8_PZRLhVsjNT5iDiuEoRbZSv8ElZHwxOPweMnM362qqPqNE9yZJcfRHrV9ddUcakOOcK0jCeQ4RxI36g6nd8Evkyfqr6AcGmtGt0zsXVxUjFqfVw37cLLjNe6t0z6TQwkO4Bh_9IlLR7K8ebqjF8q8j659b_o8dF_ljGDfnbaYxhhNa1WwAGqkYSWT7xdpRRMF3.aW75AZSg7rSNavn_IyH7H3vK1x.Zc_ul.nu2X2ROEL2XzvlUfaa4DckPMF_Wl_Uu.fnWJP.xG.ZOoGCETbawajC1z_60hzozKdoqIgQw15jTJUwA4eI4kyRxzYl.p4ZZxx7nX9VtemNmWIh5I6VONw62Z5BhI2728By9XjVXCPojDZvFA4guEWsaqi4EhZuQ_MZKSuxgqXu.DQgtc0sMx3UKSg_BJpxFNsCZX2D5ZQkopXZgRZvmXZd.pcEJIw82SS_8t57MTIkqvKgNG8ooaxhji60vtfSfdJglqYNdo7vXr6DLvFysmU28sWmWqgW7LcuGH_rMh8nnjtOl8FnZWVexrYI1PEX7Z7RNodN1dfmoHOB6NabogfJ6fWh1A0mTK.ZMkgTtqU4iOPGTDtOXN1T_RMFOn2dEj.ItJ8FdPqMEpb4f1LOObD3rHni7j09RWYkRRWt86g1GvwGiMjvHBp6bJ_ho2Ak3qojrOfXwjAzjFAgCSl5e.ypOMjNLiGZChL_nOhXQf6lUi2lkfEThDyxnMH2NGWBuESM2Wy.xoa6hYWXnZypVVRDQsksNmXyU8WnybOffe_ckFd93F5bgS9Y6nwbW6UTW.5zL43PKKri3xDek.63TmBfAPs0_D6eRDEvJvzfREyF3SnmxURrYn4OXSMHgF8dUWJ4TJwzATa6.URECJMMtJ_oSPdXK1TkwDtVKqgqEaU2niVy3Ec4oj1mERiWVZv5teWFHLd2ypypRC1LOJObL76S8.mjbv56xH3n5kwJqaiNI8ieSbV2M_ahphIGJ2x6xrKJShXx2BiNrsxf.dOOQilg9fBhcb0.5_vfO7C7D5aVF3f523s1J6NPWuRFidE9OyxRB.dzHCfH3lYekg.wPpvRgR5fuDKd_M.N1VCySzlBN6xUxaU1NjGdHWoVwnBhoZ0c0lBvniYcWawnUGnW7RjM75OO0SEzfQaJcgcbhAts7wg6YIxcoGzhyX_cyjF8faBBcnxx.WCiv8O9Iovq2p7TzvvRt1EvSifO386Hduf17GEQEeeJEN0p4Ug1tFh8j2ZjtE0o1DSHq71rXVgdX9XdhE4yRQomUOH0ECEVL1liXFhlZ.5D_W1cUnS4z_uh.M9ys._JB25eQlrqjk.zFFdt3Uq8C9STC50Q33R_Z4aUF.oOBFc2wk4Nl5m3R3F6ysxwKh9qDihjbbdqenQ3hUbmYoC8usnCGmtTF10VO1Z5gAS4Zn9jEjRiGr1l2NsDjA5qDP2OgIhPP7Ms7raklgCy4Uk4p0X02IPK_eWJjlHVE00K_p1Ab47gFX4g9mVDxbuWmydmRi4eOqHi0VQ4OHuOG1ZFrkZW1tR.KgXr.rnudSJlXUlZbOTIdd86pTTqqCmjEr_drZl_MJS0tq44JdtQkgQAYRWu_GrXS41Dv6Mdd6TLILQCYFZZVVAt.1pbVbnCsaxbjJ8rStbAlutNAQGsVw9szKia5ZmMqgPPoV2g1i33Y4QKgFY7oF_P3tPeLgjMgIuF47gDW.R9XUbBwVM3TEQWVKuWfRm.ZxK53fo61WaNHtbDz8PJBsx1X88x7x6.r3ytb3V2GnU.RD7Sr405p55h4bFWEXtoYaMGygnz2sqHRRXEWlIXuaUbGDtEwCKBVg8F8H9Of0HnczQ_d8nlOtbv0graer0p6GbV9hwp3CV.xK3C_lE4Qrs2kosqG_KzfM6ye6GCmH.SqWaNXADiXIe3lt0dRi5E7wxSy2Ptd8PvtQ.V8hJohfQ0xE99RrOJE7vaG8SSBiEcqRkK3OCZ16grfiXc3a3TT9mWp.t4G5W0p2cfJBCm6i_7NfHLVhMPugs.ba4zKtawsZzJEHQ993t2alJKLVW8OoAHTjkbi.HnhsZrGSUxG2q87s6twcpp4OdI1_SjB4tK32LUcAWYMNZNGD12dudlUnPRypNm8NrdUzS4hhRDlKvc7klsVmqjBmcrEvb0oQ25pp1MHpdGSCGcL8wRdxgW1Xz.kK8fCF4iAdrAxGO28SS_K1Puy",mdrd: "S9NSOsPw13mYcMZ5TBVIsM96PQ.ZamQ.S3eYmRqbwew-1739179711-1.2.1.1-Omo2Y92iHpPCoCbSsJnb2L9KmWy1UEE1i90nRrHVpsM48iIU5fAc_e3e2WLPWBcnDLutmAiq4S3L917rPT5k6Uu1EsDytC5mZBePwC1xXe.NOGZTzmka65Xrh5jd4hLd2h8TQhDaj5VVMv86fwLCnSjSQuTqkrfYX3rsZKA8BSwIEYUeDuwpF3YjORR6owSBHEjBKIrpPH9X4fGON7p5VZf_QyEuOPjKsFHftGQg95FZ3JTBD.NlIz91R2qCldUNUbElgQhXURdVRnbFXwPpGPBiLjf.vomoXDSBc3rBYAZFtI4RcHoyYFCKCoUjY3zfGt0biYSI.5Qk9jhHXkQmTlHpwzT1wVxj0CllCmg5FdeiNk1nwsYB9qU3uKOpkdpfQoZhRO68LPCwt1p_m1Wb6firBsfz3yc4MOpHWyBHEMkB2_rlQGQETcrYE9R_w09gZdvY2_xlCnTtrM.zr6sE.VbK0pmasAqocFpECvaN1bLePM3pBnqTXUWoEziZnZ7Z2QMDtHypIKD6LhQcyqRGWuBtc5iY0wfd5Tn3DU5DFe4cTRyqWKQedeUu9jflP22P1gYBhx.PkqWpytz5yW29OXLxq6Dm3JAPjDAq4.HLNg8l92Es12kcSPLOI1FXZm_6Z7oO.ZOaD1MxRyRlF966YcFJuepWG7nq8gEtJ5QI.U2RbHEqfI3MiAeYU16hEfxdaJKirRx63Cl5rthHcDXHceOTxDFYIwBLAqM07CrLtl5qc1rbGcpMoGlSgJXM.sSodnvx_6M2EiBosp0.XoBKufXpCVWJL2T.gt_V4e7DI4tQzWDR7Tjnz3xEKcspD.ZK5rET2jgJS7f7UcUniMrfyc.8TBVUrw83rRBvOxBAzDZYDBHBuWgujSJ1nTtTYXrc4W0800HoXmVXQmeuWeyw1fp88J69MUc2Aqmr4WPhhJ1W_4Kbn_iWy8oOpO5N7E_6MswCtU4ow.Rz.uMHihdXPm.gGfmDZjnovGi3NyYqlKJmXuHtHiDkBjhquUKsICYWzsr0XLHLuPGNSS2zs09M_ETcw7WGcrXTs8QoPKQmKxG.W7LrNc32G0TGQLDbs1yJKLfNGWGzunyBEGIze2xq1OndhuVZ9ZKZbnCyMkqFAVpSubdF2CyFsndbnYycupMoAdtBW8Oe6zLmeNT5HIJP1ldRhjaNeJMKEfJJE2apUngts6Qb2Dgn_Ggosk6..Np.zwEMWIXE9cCZvPMsIl11UUD7MQnygiXgWGG210O_DC1rD1wXIRyWczku0.Qk.KbsXq_NjipWNMEBoMgo.wO4GDuTqDwUeKOuOvuod.dyZkdHgQ.Gc1wyZVI45C1uL4nXiiZotSgoAEzerk17r3hrIyhJ2wnNtqL1Eb7ldSXLDegR4cvZUKDnsG7XAphzLvBnkqgDEVFGqLxzf.okiT3WSK56etxzGRkDF6UuV.blYCExZRZDfOn0Zy7m15y0BsDlH8cMldukS5MGM3Yu6zjYiPVyT50h5FaPrWp5TjtifdoDIHnzZJxeUfyODhMNGfHGp1MYGFl5afrVtFaO91jL0FbEY9eDpYqZEvNEvDRPFzCH52dJnxAJRTKv_30N50uDSrkOaMII_v.b9cbHBV1KCaDmOhgVfUXQkdk5LYZzJQnbDqGDMq37oekPJDY4jznZsO4qR3BQAbAVY3adTsMtabLdG9L0uoVRaRwMSxPUXDrX8TgKuSbfipTRvaUgyUCZ7iEcNRaqJyruekAtGOkpf3BR5jLKpy.OZ8Cc7YcXsTYsiEcm7xG0dtkSPPNPJliJsCoGh.L5l.Ebkk1zDaFXpg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb11cbe99a5962';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\/0872659134?__cf_chl_rt_tk=EAtOnNwrg.25NxTT0aCSfmQY.MVGwxLXyV3gCoswUdA-1739179711-1.0.1.1-y5I1uRjET.RFpqez8lHgPpBbBOGzLDxXHF5pS7ATrKQ" + 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