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-aff0rgwp2.mit-edu.top/post/0794362185

  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-aff0rgwp2.mit-edu.top",cType: 'managed',cRay: '90f865da5dc4c93b',cH: 'xErgXBf638hireScUIL8Y.MWBGcYuStd7cXrx0gcSyA-1739151697-1.2.1.1-3UGOpwA3mFlsHjxLfZeWA2VhzxYAqMTW1bjNAD7g25pwYZovzNkDvZGbLq08ZLzm',cUPMDTk: "\/post\/0794362185?__cf_chl_tk=1dvMJcH.NZCxoIe7l2eM74TR5GcFwWC5vz55lkgYq9E-1739151697-1.0.1.1-wVGbJ1tYv6BNV2JL5_L_TqeNQnm6gDAXuXSyaf0Iwsc",cFPWv: 'g',cITimeS: '1739151697',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0794362185?__cf_chl_f_tk=1dvMJcH.NZCxoIe7l2eM74TR5GcFwWC5vz55lkgYq9E-1739151697-1.0.1.1-wVGbJ1tYv6BNV2JL5_L_TqeNQnm6gDAXuXSyaf0Iwsc",md: "0aMCz4tm6LHgpjfsSGyMmJ9QnXzcdY.w5daloit2Mak-1739151697-1.2.1.1-lPeQmj9uUqXdPPYgvslQvuT2Ot1zeSXjBKSA9yFaVh.BeslQp0YI6FYk8BY.HUFQmxnBQX5u5EJP3XBxVZ7lbxJYEFg9eYYqT84bXwKRLs0uXjg4C2GxiqCic.JuF.ZYfAaN_DMEQ4I4mZyNrRlZFh_0n4ICgqIjI0ezneEYomz7gYHo1ZTrLy1cp3Edk4KS.E7CrHyCGx40UK.yEXx8LtFa_wmGdAaBQjzWa8gWzaWmVg16qBFKNFSOZ_k0mE7vFmlYtpXaQ17XGkzQe5gnL0wu_NO7l6fVa2Fd1qY574kjV4Af3iY7y9Jnz5qyHbk50H2KRv7hSSvzGhrwQXTKEvjq0kkelUL8NzI1g5BtAMyxwJVd17aTCV.lR3kkO36c_vskEZ1MwAG1esd34TMsra_brhYqwOaafZ8lNwm3uoBei559ONyv88Mod62MfHcClJ7AAMQ5UOXLWvo6n0Hu8z5wZL.IH5Q7cVwPfK1I5ozoZX._.mlu4HvcC4rDJJIIMq4YIgxsmQJBW6NQcsFy.HcDUihXiUqsWLLe5no84P31fdPuG7zJKnb3z241FsQ92u6UCtrML.ZD5ohwYL2F2GPtvjimho9i64zKI1y8EQ1tOsGNPIJQy4HVOf.6Jtg5qVeZvSS8J96m2D__62cF0n1khIDIp9brOLBgfZexCnktfERxBULudBWVSAySM.PiNMH6d9NDsxd8BQQpgjgLGd343unWS6CLZBNUcLQu4EgUylwRTb5AMqtWdUjH6uusoukn5mQBQqOBcEnFkMpnk838__8Uyk_KM8ksdk4CChpuvK5oOg5CQ9xfd8BVMvDGAKwXT2TcD1m3TROcOlSoPLv6IrX5hLaTFUH1VLvq2wHDebZvxw0z25o5q2WbrhgeAiq75D7gfPgO9aZzUU_Ske2NpC0xm5MPW4xarh6y1aygmzBSo8Nvwul3tmjqSrN6DBPX_Qv0He.X0j7cVDQyiQscXhziJUSeodLUT5ukQsLN2M4CLznQIC_Gt6Avt9v4BBcBgNrY5WUbBlbghq5TfvV4JGiaFahqAcHhvz0JIKhplwsSxDk4AxXeNmNm1lo4E5QNttzrjfn8aDiQd_X55KRqaU1InNnHLbyyhy9TkgjwTUDl2ScBf06dY6_hQhRPhGp9NLBJeEFeJzmLGhzb0kiRe5DAK2Mq8Gtm9Q1H8zi1VK_AlMRbGklK5M6ZoX4S1TpF6f0nMna80XI6lk1ZCPeI9B_2LDjW8rHkiaYMObqJKMY1EQKrFS9v_kyEwJp46hClwOmcXaj_L3LV_D2kCt4Fbz8V6BOwB1T3mExARqhK9PsoIzc22e2L7dGW2Tyi6ckXAQ3bf6HZrGRXuDK1BOJloXvNw9ZdqlgrDLoZzwnlpgxL8WIrX47zsQN0YLlhm0oWsFvYfhX2g3A.Sexo.L3b0faQJbcPqgPoycp8eXL5lgxOKRpceiHDuNc3PXt4186eHbSzkWuwzGXSbeRUllN01gLZG1gjnNS.gC547ONm9bG_oWc34BMRi_.l53RxWC0QZMSbIiRAj3D3oIZ73xoyAA6r0.hW3Rn5NENhptQKFbtoWQOMse_lLIh9ZL73BRmgo9SuWvPPFbhXiDJRKBntBdC4GRSRR3IAuW7dl1VnP2Ld4HqM.RQDGo6WTYy5.mPmko40dMnEiHD_8LC_VTg3x224SdaOcm9wcfDfZ66bq1AeJXuoDgCVHRMDA6rtpNKbBaO0SRsMmefw5JF7FWx9_D3KfhtSpDTMelMXf2xL2rU4VSjh0dQKbxLF.CzQAvfozzEErIyO8hgyhOFQFY1nMO1UIvzSa3msv3wR_70IFHMj.TNRt7J0c1FYLYXeEOL5EyTrsly3QzRS1om8NOxIc_YUTk_.7fjro1FtKt.X2BaQ9aETzvvTwntDxcqkhDcNCOiUceqBtvxJ1QeeJTF6AngORfnGIOH4nL3v2NRFCftiZrxDUAxufDi9GfeuNQnCE4brXUFQr4HTBpowAnRLnGziDGHLIpt0Y7TxmGm2coCLnhhwIQw1ZiTpzxvvr.WR.lXw.bI24vD7w4LIv67HE3oKEYA3RtA_jrKkW9KEyzNgDQvOFGbeRD5VYpE5q.OkkarzyJOTqUU42qw5Pi.pLcN4BhuYEFrezypGUoGF9.zLsMTqCbPEEhQlP2_fO8Q.US32sWHzz6eHL5kCto_Ilchw7k.lIiTMFFgRNZNO73k_Je03RXHgPiygNCWK",mdrd: "2D1JVNKMNqPu8Xa.0q3jIfi8Euk6QAEpS26RTupGBDk-1739151697-1.2.1.1-ivGenAijgQx8t6dMMNJrTl6.UYwrftDQJrkZJDQcmfK1UFGfaGw2hJmEjVvcLWvULLYHx7OmqE3mEutdurjynYx6WnDZv14mnPsgAINXDgpQeRjBVHGtiHXA7xR7ezCKN4tSpVmVyk9vNEBQCYRCO35AaPJk6M87xBqKvjEYb3zDXqrrOMdanc9QZM.C8XIIzzQtYd3ubudWmYjitaMYtIfIw5vDafvigXdZDOTMs4n7tf6gyeM64Qr.JZEIqnsEcK0yG8pSieRr4qXBPgMvzfm1HoXMzy5Rs_Z2tLS3lvIAGQF2hhP51mhmJyQ939LjkI5xvUWwWj6GhkgbqyyvAkce9t4u_Li7YCctQzPlyXhWASX2PXeMAtGOkmMMjpB6rxGGl5A_2o1qc33R0Lfu6txgcdGUjhDEg_Ygq.1jf2wjZGJ5rkHD0Gn0Lty10VVRT0Jro65rXZ1QpwiiiDLhCAm1jzuXm8PRuljrqa3v3wRxlwFMRTzfg7mpWUMKfzEup0wh6gU1n8FvxJT1QxayrL9ZNLwnOTBfr3WFcXdntBSUq26vqpFofzTWi4dq88WpemuLG9VbqnJsR8TfgF0Kaivh6dfcO7MYvnSssWQR55RUAoOSl0M6a99ZroM_nbxJ1NjFnDctSuMNFDBe2Bx_Z8Nv0r4gc4Km0.sII3FOq4x4YQjl.Go3Rr_i7qd2.zkn2c5uhnMB0Fy3S2X_Rz.Fx8hx2ieiagPiuJCsHgtxiQFA3LXuHkLwnQNh69lhKlnlvmj8OBLEv_4Od.daFx_tWRrNxbhWtt_WwW2dlbVvZElOGqbRpgkTdIzaxRmdb5xZiX36jbHiC.8gnF6r0_CUd6qujV4j2oT0LmfEjEVJjV8DvA7v_OILb9ELqYKjvZ5Mbd_t4CqXgg2WC.VJBw66FffyKOFlpKiJfZ3oSgJa7SV440EC1nUVpic5ZcIxdQbitK1pY7sUgmxrQz1qRgLtj3C.JJpdEp4Nvi3LsilobahF2K8t5T8KkBxycsW6gY7OhYc2J3uVitUHO7YP64WWU0GQQE75yevCB.RIcC.WwG_7S8AUucN11GFYBkvb_M71_ub4Y6rfHKYhV.ETesC5CIpj0z9GRDd9t3KD3sUN5FCV_QSq26VNDpdm6fz.Gk0b.tdpF8JSrFcJ71Y6uG0aDqHbEkX8FAny93HtGLuty_Z_74ZZs54PabJxQxwc2KvfuNqWNrdgjeg8UhinRlqxDEGPvOQZTt215d1w5rjf_Af9fjozUSBFFih6W27JrrT_guD7wkX5ZQEv05FwP5ILMy7a8x1Cna182c_jh9MgB69AIyi9p0wt.ozG.3qdzsJWxp3huxM_TFpZBlTfg26qJj4kDJ3pUnLwTUqHn5aJiDC.Z3zmla_ToVqcxiV6o7bWZXX1XQ.8phPp5XvaONFORVGRC6DihqIhYI1XlgRa_LrAXkvdyS2tRnP24YoHaUcxGauMSYgDSQtVtiZwfIj83YHqqMlbl2.l5ESwT7SMfShMCu2hXE4ha2_6hdVkMB_2soYFhzZZuqHc.IEdXHjOaWgOt6Qz4MQqgRG9E78CIMJiT_i_NjlW7PleeT.qW7txJu1i7_OLw3m9ixcPKret67c0c_ORlkeWkIiABOSawEeRhSjvIV84VlWbUJRgubI0ZyHQgMUCGj4WpbcVwdqAFT9Apa.nia_.vuNjPYRh3DdoBeUoVb8lu_O4c6GmilUey1i35qhUelzt2FPWij_1SfwkBmKpOlEzT_zrFHNKgFyZ2bQM0NnrueiFOzZP3TYccZdePGKIlKxwn775ZoZZEQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f865da5dc4c93b';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\/0794362185?__cf_chl_rt_tk=1dvMJcH.NZCxoIe7l2eM74TR5GcFwWC5vz55lkgYq9E-1739151697-1.0.1.1-wVGbJ1tYv6BNV2JL5_L_TqeNQnm6gDAXuXSyaf0Iwsc" + 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