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-271889958074.mit-edu.top/post/4601389527

  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-271889958074.mit-edu.top",cType: 'managed',cRay: '90f370f94c7ac998',cH: '_V87t4laqa51O.UeAMS2JtURgQIOt_CzpFL5G1Dmqzo-1739099723-1.2.1.1-JGbcwqdbe8wAhlBNspibkHZ0RBu6jTo24wl0jJvL7hByRYzu6CCdJbfa6rnMLqA_',cUPMDTk: "\/post\/4601389527?__cf_chl_tk=g7Z_sQWlKTPtd89eXNuePObgBBFvMWRv0vwQlk6v25U-1739099723-1.0.1.1-ZWwqd6qtwYoKmNxlX5Ky2mNQNfQlypeUN7ykj8xnWTc",cFPWv: 'g',cITimeS: '1739099723',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4601389527?__cf_chl_f_tk=g7Z_sQWlKTPtd89eXNuePObgBBFvMWRv0vwQlk6v25U-1739099723-1.0.1.1-ZWwqd6qtwYoKmNxlX5Ky2mNQNfQlypeUN7ykj8xnWTc",md: "tgy8mQ8YrSZjxGbK_rbwL98ITp5vLxN6zOyQGPEft3s-1739099723-1.2.1.1-HqtjecPxyGjrOHaKJ6yy6Tsl4AtPFrmznaEy3O7JRZLJiFqMpdcnsnu.NLhpqFzJ_.lwx6wG7jnraCEKIiCa8L_JBFI5Dz_8CmaO0UlHSOVYoUdvO2jQSL5VO1a.V0m4GgG3KUXZ.1kBvDX8Of8PrSCJIWuSOu05xrxff3hDEIx4ZiL4SPyHSA31jztm290RPdS4pmnbyDgP.lsnGRPa0EECx_3a3qLQLwj16O.EYIB1f4KpwF3EEFHUQNxIcPA34_vJ_YY32iTyG_t_7zYxVLjAmot8_fFqLzaiDIdLIy_fCKCF9iQS7ktkpMI0HmK7fQLakKPskPUDmA6dF4THogVs78pRXub8OAkLmBC_LtO9FgcPMNKdIFUrNHb5XgJGImmh.5X.vGrrehZUiJnZN7H_Oqp0BeCE9.5jk2ZTV5Bdnh.xW8e5enfDR7nm.a8FyzjS7cfhnHgZclMLTfCD0aa.mrOXRNJqlLe1NEDqgNJZp1PFtQWXVhSNl8ihWJD4vVHB1V8VNQF.7Tw7NNxRiGeRLyqWEazT4z20yor6G61GtGalz_icMQyNERDwOq1_HtflkH90dUL1ASNLWkgcoP6q2pl8ckFfxZcWiZsIWNQsp4I2_4oCzD0RsMkKrbN1mRPBSEGJrZ4CFWCnUJ0iRi.C1GfI9nuePjfC0vI2bjmb7doTOKn0VSiBeGijdqDFP..L3jVY1wW6YtVFDzGTPxwBGPF3hkS7vziU_fT8WbR9Bb0XSBJON7h87tPBB1H9ZKtNQvuPf_kZfOJ2SgaQPaZwSvlTR3UXNdY6a_N4Fhv62Sx.NVQYyvIMMJFp95eBvQnf.Vi9ve2XF5jajncPzs.95t1kuU0WDicGBg0Gq63fBumLmDgK.jzIxSqBowQj27MQMEAKV2BcaTfDdTScVipMA7OJIYfRHqAOoNAh9liA2oPcsZXMW9uO96nma48SYmx9.lI8z1lnh8r9avI8gV0XKST.EdbnV7Nm6c6ti9RIpxBTej.QjJqI3Y_hsjVcQNEGlIHWSI7j5A1xVbdGHCo.NzK62N2h.MT6_Log3lXm5TcDS0CtHGplmkYib89O8jyh49vH3swo.3Kn49hzAWWQex2gkr.O822ueGNLnWyewlSyfykAZDv8T8AxSI8DcBt3TzvSK4.feXmnFkwyXg_lhzdeedzYDCRaXy5tWhiCLDySdxopjpruJiQldHHtXWtnDUGnNyYmlySKgBqAjmo1cEvEYjYq53KLSKeWaU1loV4euIO.Txx7M2W7P26j9pGfq5b5q7.Lsaj1bZtEX3KLNcoE29c1YpFznPhufP0NfOaNJAloswqA48n8JUq9_7E5u6FeGll2gCOAk8eWJd_q8Uz1UXRsl.XE.JfHy8.5utDl1_xq84i5qowGfUlPG7Ty5S0D7HZaDfupV9MD9b53L0LokbsFNj0P4JWn9Tumg082lx0Gs0znU2vjwyUVPtLuo1jzos1X2NoMormsJN_aM_CT9YqMQyWwcz3KwegIXm6SFc.jSDo3TPJSoAR6x0z4OkrKUT_Rut_KKxu20aNGsnNcjwWAWnDM0ZSS4h47twkfRr4pHWn2jYWF5SSjYtp9tRjuemFsas9Ptypk79_sLYG5fK1ajjL54S7_SrNZ4PW0964b9dvouroyGZvUPs_vwqirMIqTXH7qMiafe2VGKSlTzHwWA73XVtbFeWTas.4of_4WoDivluODfmmh_Uz1_4UEDO2jWuMv218zTSoK8XdvhY8eOabbEIFuY0oPZTtzkSKk1MwvHlsdMr.5NWXnYTW.p2DTgHdXYPOu4jPj3bzzwzfQI9We67bOczmOVupNxcyf91SG8Ad4u297JyWIIq7ag9ajlz5c1L8B5i6YnzY88jdwUPb21mimAEDQXyEMUB1WGVm4eB14hJ.U5qFQF40Ldz5ExzWB0Xe0mNIcPez_ALXH750ZZeDNazIkSbolxEltOmoCnKAEggVzdR7W5IG2vu5dgz7F5CS7RfjVLh7144hMZVQaKdKxO_jI4N8tpPaPf8eh5NW2.BFxhbcnXd1XpbukZPAhlrEMcnrcJuzAxz8m4WC9m8WfE_FkCBXvgogGN3f0k5D0RrDxO0pnmeJoLZ1xiIir8HYOw35.TaBeCA6Ff_81As_ZzZZiJE5ZwB2s49ePSp1mmWmmnuwSAxALk_NQWsQYt6Dl0zBBX29o9JBUaXd57we5qPR8qX34D5H9Grrn0uT6S5Yo",mdrd: "iPVbL.7ZgCXz2i69OAkActaUdGXF.g_1EAyWC.Y1AuY-1739099723-1.2.1.1-.A193U7Lq9eSMARNImwzTkXhEIC5Dmrur0VIh..l1mflirZ7gViPHwVtP6kwd2rZZ_xxweROk9yLvKSPBhX0h.HjawtUJEkRgXmsOKibXN82JOhJQASFSygiB3GCcVii3SE_GV0uMyP11iLZQ.uOb94dsezKdDNDTa5Klgfiuw4AfyvTPw9ZLleZFwh58ju.VYyeZfLbTv.d1MuddecfBawPsJBp1JOfiG3b12UnSnknvXtjh0.i4Ua8.o8v.5wLmh8n4AOuHsPB.VM.lFcxgNTsZyUXdSchAZFnGBMYXhNIZijVhImsxgZjJDKwppo74TkZI4I2vyLufVPikyTJd99KEeGHjkdb7Yo_HDqyQPTQ6Ho50R19JPRS4jlO26ZwOHLCGX6PkJacBdx8csVV1yP5OcxLo3LR4MK0RlTnGK3TPbrminI4vdT.lNFKu6CaJHBEuRxUJZCIDjxrNV01MdelYMqerg0Bx4TPiq5XXpcCrEepGubN_0VrMcMfL4jt925dKCp4hNOL098syFqpuM7wsAyzjUC2m44sVDrg8VL1pPNEEmpYizVsAaAzGmxLEN_9AWNaH7JN.mO3io242JrYFFfBRRhc4TNofHH5msfboFcKhOyOb34vrICzTvQIDnvghqISBUYpKGCrmRaFgQ2iAneULlxcgvLKozdkM3iMGMcJsp..R.qnek7q9WmmX6uwNK4zpSxwWtXriRGOGOInYicghgyiw8TJvN19nXrJDP7sa3eVEweqRNz7KgLyf3U00ntGuFPhleioxlfcylB0cUrz53EKsttA4UKcM5klHuEwxOXEV_ZlDx1IFl8M3sYDsrF1CwqfHXdnPJizb2Hy_oc.RBhNSIsfKIcv6wjxJJ1Eihs2hjdgUtLH7CIoA_eGZWygBE.Diz1ong0U8RRrBN2bG07dLa1xcXUxOoUmbfhK_uEP8gChp7QTf1FQ23QJhNkJP.upzlofs55ZSD006fPDXoA7QMHI.9TpEYjvF5EP74rcgY04WotaJIbIajRY7yI1K2I5MwtcEs1v6DUs3Z53nflwqf2A0DP2tpl1ei19otuMNr9FNM1DIt6JMFhN2OADrFlC2Cc82c98mywOFljhGMEUNeiot0WUWuqqHUKN2o4GayLdRJ_dHpBq.UWMuxvuJOgvU27fCtsOuSf6vlzfRyEL20y2EMO4u8JRhnQDHxlMOTTFY3MwNbqCrjc7x7cFVMJJbT497xJyTXPOvBj1HvKChQ7uedIjrM2xL3Op5KEt_n9ADJuYZoPvnweC65iZvaTkicsCmtMAPRCOOiZ.pfnyLhFm3JPb.8VFuGiQlnmLw8DM5nWpZotX1KTTTlp0THu8OK.55dCmbMS0H9le2zjxVABJVtQH2f4sjbvvwmBWYzDg_AVhIi41hgsOhbYHTxALqxnL0OZ0ZdS9uKvSAiGTWbWkV9FvteNUNPU1vS4pmlrSwOeZ_WyXqGyMJFv9FqnXbG32EeIOS.xpiwJOSTnqQ2zJkufaG3gr67wipPVKqn4zYyiCT6hA_xGi4kE4O6MUpMrxKXFyWOmGXqJ8UiVvgU2up4zUHYs.BSqhUDhY9kyiM9WMRo_vzpdfyX1Qd_ndanOShPgcm6V1xTZkZ5tsD3jzhE.iofaW0fuPQy6YPdNYDC1fLJjvHuboxzBDVB3a8dnEAeidV9sZ.HF5rtg7rvARobFKeSBNHulLXEj07MM9OLmbIKPMAtNuXhLu0K3nD5Ex56Ho0UhmD89SUEou74cbfCzQZDKsYoUjvy_MPimyEq2q_56r93jQP2la0XEO8YHWRg70IQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f370f94c7ac998';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\/4601389527?__cf_chl_rt_tk=g7Z_sQWlKTPtd89eXNuePObgBBFvMWRv0vwQlk6v25U-1739099723-1.0.1.1-ZWwqd6qtwYoKmNxlX5Ky2mNQNfQlypeUN7ykj8xnWTc" + 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