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-207754055766.mit-edu.top/post/2784069153

  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-207754055766.mit-edu.top",cType: 'managed',cRay: '911054d57ba23991',cH: 'iSLtxc4bLnMZItSqEG9dz6P9epmMcmXJZhpn6O3NZPM-1739402658-1.2.1.1-ZWssiggXdT6g_Zna1Im6ALFrUXvs1wcRYnFNnObjbXMS3iH.j0V_rhqkKbFOHMDq',cUPMDTk: "\/post\/2784069153?__cf_chl_tk=JXJZouUoKQDK9aVeOy9oo75TGSkXgs7cC30r1QI4IMM-1739402658-1.0.1.1-bLQ.nx3YWcjWZn0c8_WkUsXdyNwKDGx27dGyiSVD7HA",cFPWv: 'b',cITimeS: '1739402658',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2784069153?__cf_chl_f_tk=JXJZouUoKQDK9aVeOy9oo75TGSkXgs7cC30r1QI4IMM-1739402658-1.0.1.1-bLQ.nx3YWcjWZn0c8_WkUsXdyNwKDGx27dGyiSVD7HA",md: "uCb6e_DhkYHiC3neoV0uOrxq9pRgijztMonUpIhvD1Q-1739402658-1.2.1.1-y_S8tmsLjxmMpHmEZhzc_3ZQIsgvKLMLKVEiD1T3eEKi0dDQKwbHT3yWCmqn1bwvy.OD1c35xEg6mZVw4crbfHyw5KHjUpC6IeAeTs9dSrR4Oa0YS9utocjuJS8DdnTQ4VrhNYuHK1uZ5U4jRonoZIhbSORXSY2H.j5LzivNzKqKoHYV1ffmQQ5676oUqsIU4cv4XNovgw9lOqaa8aXJx7wOtHvTu9vQ.i8MslxMuL5tIG68cb.LihbIGCUFw4TZvpPM4VYBWxXOZjKfQ_w_npyUCs8m0u2c0.1Yz0P3KHMz1Zcz_FKhSP45THS4bEB6bWGxsXGug9sJ.U95DOKLUrzke6zJ_aCksCUbVjQRuTCpeZVTIDaJaR2SDrqm6wYzwwTNTcx_4FhPCV3SauiNkqDEMQDL_iZAavLBVKj9EBJmsvVSIVu9Qyl6MipKIbnTBlmx3gAT0YHxeX7ClvnnWTN64CcO1BiskafcBeqw2xtrQjQuKJrGV9ZywhmkSbO2wscqqQeQIFq2yjaDinOqcbTCDwUpaad_jyGLwdJTKt.XSdIgd2rgtaqim6FstHv3clmwJCME4hbtLIYrgTVqf_THV94_6ZtpcLBMJXIN4GBltUcNf9RIRpAIGNwNHkQEZXkc83NXMou3ONLAJzWJCsfMvueb20HYvBpWHo2sCOVwBcuc6zrXEbqpsN9xrO6svViqY5WcT9P0KKIMy2amJjvcvBMhRilOLw1emfq9TR9Gy8K7FQIa2An2cPLQ9DKR.XOTuPR.XezwpFSAIPWE5V84qVCshnImD5q9wle8AbQbq6O5P9ETIayDZuXAc4Ve72dD1kdwoKu8zrmZVyD0pOwsZvwhAml9N3B_WSoGzzu0EMeacP5d3C.3p40QPok03Yu5zipHZhNLc5P2JOIo5_n8JzS7SPHaMqbbclKmdTSX7vAaqGYt57yOVFB8K1krKCGS4mfgNy4IrNHEr1gI26sLARDBplfTEntW4_NTjA4LtXV55nxE4OpmZLGv3dt2z.eMk4wPsKcW9hJJqxECVjF0GDZJhfb5yTVQp2WMO4wpbOygiVMdJ41RQLoPyj3LV8PykXMz5WADmwLTmOGV8K3YWStkQyykFUSaKGpydPM1cWUw.BJbj_jwxgVMLAltSOviWgwM677mcH1AI89ScY4H4CQXUhvmGOSmBNB4FMnU2IWAzApCXv5XMg0lmlWCjNDf8WB1_SWnfy7SbNchHgdyMPyaT_hsReAyWSeMQEvROGAeYWPBCsqXgcL3A7um6QkoS_f0BmVmPEuumJkpPLY4Mj5Lp9LamXpmzvqtP3nv5zS3R6yzaffqALrR5l5E2.sUsRJwfydL3ERJVBxJ2pUJOB4yOq0aDwVB1gDUTzyoDD8DRR17xbHOGpUWyYgN2ZuhaN_Fzu16csXW9PPhgzbhY1ERySDdPIWPunLL52OcMZBknCAPzptTpSisx37f0rB8TKwHFZt6A.Vp4N529hUAag2uEo2nIEg76JAlVOqlhNk65eHt5USEVWwBoAUfxpStvl5V6951_zDz3PV7zKTienR.dAwUa5cMZf2f9RJMAjvhaAKcVWum.z_hVD6IKaBVlzwKPCIKLT3QkgAf4KzLSRFvUrM9ERsI8R4EQ_NGemRQsPqEP.yXgAC2WcAFN6jufXI5IhHlfXD_y1vyPi2fL05nymI2qL0Q1QTmUzP7_vNerxY1RdZntcHedNTPZk.zwqCqQ2ADFVdKDin6g5tuTWVd8cXCkOVUJj3YyFNithYMeqAV2uNDdiQw4UeXIeKPrycGaIvWIMpxfHnWhRM0CLk2W7MxQTS7gSySjdxdX9CoIV2MIo__.6Kr8UNTbRhQ7k0kh7y4zuFDIx5C7LtJ6bwLOQdX08jZwXdjFltA0TeY7siOFjiomZlDwQgyeEbuqulhTsSQCsMreA3hF9dDaQInLKQ6grDeklxlo_lLNUBHfCiNnVip5oRrKkPdXwxCiR71XPQcK37l3XxTWThOSYhIDT8rGJnh.IprcrnYVQbjnKZ_NvOxUgyoQwVs2nExS.9IqV3mb4nuH.TXZiEtTYjz6sovRTEipBiiwgXnJ4T2zwzy2g3dWC5ZeWZe4aH5floyRoSONyaEdkMr7GTXx1md.lJqyWvaQQNPOxcYV5Et5.UZS.VMQwoKloulxL.OciXRv3IDto3q7mJKO69mmlQhopdQNVqBkGtuWkcOUw9Ios8F64RgYYLiQj9b",mdrd: "wtUDoc8jEeyqodJ1ncHnKDHWgAHRNxqWwCAh_J9Dz_o-1739402658-1.2.1.1-s4lmKIlxoqFXGprwVB.YQY3m7xqRh7SmM_MCnbOVAHEauKue3b0VCrh2T34ohDvGdI9NOv3MDwwjvnlf5TgLCJHbPkpe9AS0cKyU3Q5vhOmvc_EKCK4Tv_srEQ6gB2r7wbVHBSBVVznToQdy1h7oPbZLAmtrAkMaNaCjs_Gpvurt7hbAtRyWOQTobIqouGioF.RkfE84OnYbEy6GBz_SbOJbanLVjtmt3zvfZZ6PzYb37qAQZxyJR7OCGBhp0n5abj3WEwIMRV.AuMW8vTHmLudFzvg99NJcsL3IpJmnNB4_BPtd0WtT5Vo0vDN27yWDbY9VMEG2UJluwOCtMiLxiGM5lmiwRuYLRlr6HCHpsBoZFgJAiz4hj.G_Lh0ZWdQtvWpih8hFV1kvu8lAv6CUKHYaBlX2m2Pm0SBe1Dt_vfPXEeoWo5lM6vGJ4v_V7Gt2Dvjl7cS9IyLP6CkzTgAe.HefqoPmXsZjV_N9_OOmuGGqviAKxZzkKwTZ6c_1wluONLgjSUZiXZAUtlpTtNUOOfCpzTvV0EwJNYVr3guQ8YOXf9yC6igpaRdEFMPc3k42ypkh_tDvp40qPGV2rMfM.Tir8MJWbd5Wb7fxJkzU2l16zRnAm4rcJhchELUuMKSlbNG4Ju4DWzpRvLhUBzYQYmfJb4oTx2b_rNFYH9h7GYlXKTTCDEfU93Xoaedsz5rlhdKDqVfR5AUY8bjkVQnZbONTZgIGWYKkBIx.ulCIlXi3CIVjIFzgM7DTk4CZIa3e0CBWoc8e_yuXWF4wcIk5lNgEC0ZzxCoCRnAj7gyCYQMlaIRkZYOQFg46tEP41XbQ_3aIsTzB_oCvB9s.QIJQFV.1Y598JrzleoqIZ6W0b5ZWsfWfDCfrRL6tv2hKr.EJkoQ34B9oxIo1B67xz6Y5vapSmAwIUzexTCD7PWFM0RnygHED_fRcR6vnHIJ5TDN1d6ayX1L7pltjbOvvPxdoG.P5TDy704pqoMYUK7qkuuVZ19vgqf1c3phu3WXbpVbI4IUG.nZ1SlB5Rs75DI5TKuMl6iZ7dHjaAdKReyy8OdO_L7zcK8sWVPnf6nWNPM7U9NSsYrI_kvrllQ9Z6pNTM_rHh3kacxAEur1S6DY4YH8EuA4TF37yi69dA0JNa62iZH1IJc.aU5likbhNQxCZucs0G0nICu4aIYHacxGs4WvyneHM3LSuVudxqDncgLoVJaz2Z1yeOcg2iGjZxxxoB5.ynqvXd_ePcHv.eNppMRonGoWLJnY51N86G.P21nYbzZlar3Pro18Ohbk0sG.N5VL9m6OZPwFheoklvmq0p9xZHU6pBBhuSniy5wgKFOH5xTu2I9pCjmUSMYawVHoT_bvDgVVyI9uArd1jVBlR7nPDDPIdW455_Btdv3jdCL7ibrFQw.i9aRfVbpcgtABwt9HxhRbrqHTnWTo2KnwwAb7rSicYyzpvwteVRi180GnsSbEgW8dSL14fT11LRYuR0rkziC4n9XZrlF9.CRsBchb5W5vW9lk0Shvce9SY_rJhZvrYjSOzU5Y3s41gv07UQRb6Tct4RB5QmuIzl7X75LdfSNzkJMeW0n6wE3Jr5YAvIJiMqcAYQQ0.wkEbuzG2jcPSM94EdUtVkJxdzNzLsCE4UiXd0FoYhHowKabETTT49ZRFvXmHcz.q0QyOOMEGMATGwuX9Wyn_KJ4InajeGJPyC.sNheM18VxhIQtfwHu6bMH8s3Yw6CcN7fnsSk5o02OlKaz2BeaipBdeeApiMl.HK7dft6Lw9WxIMspHg9gqHJGmmXBaUVkSzSvaBPA8SQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911054d57ba23991';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\/2784069153?__cf_chl_rt_tk=JXJZouUoKQDK9aVeOy9oo75TGSkXgs7cC30r1QI4IMM-1739402658-1.0.1.1-bLQ.nx3YWcjWZn0c8_WkUsXdyNwKDGx27dGyiSVD7HA" + 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