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-923868427469.mit-edu.top/post/5673029481

  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-923868427469.mit-edu.top",cType: 'managed',cRay: '90fcfb3fdf04e63d',cH: '3RL_YoWdyUwWh5JyHD4d0Smgzf4RMeeGn5K.l4fYxDA-1739199759-1.2.1.1-HDEoqPUu5UYTQTGBhIv7x_vcIjNckxR7atvMDzZcy3UGGGPvIK4y.ZPg3t4jaHc5',cUPMDTk: "\/post\/5673029481?__cf_chl_tk=XrNcJaP4BSamN4L2mdQxbpq1yodkfr1j7hXOw660o1s-1739199759-1.0.1.1-.TbkgY6jljgOEsLbVM8bKWL_ns11gVzqhSzQt4.fu60",cFPWv: 'g',cITimeS: '1739199759',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5673029481?__cf_chl_f_tk=XrNcJaP4BSamN4L2mdQxbpq1yodkfr1j7hXOw660o1s-1739199759-1.0.1.1-.TbkgY6jljgOEsLbVM8bKWL_ns11gVzqhSzQt4.fu60",md: "xokD9c6mvOAoD7Ye.O_Dcu6GZIHHVkYsmDk_zVXDFJA-1739199759-1.2.1.1-0eo_0ooD4rB6Z0pET.oTdKL49uQbrLgg1nnh7TMV4BpS3yY0E2.t_Ll0aY0sG8a2z6BPJuVCZriih83bk447zeOqFCmqNfd4iHwnxkxknCJLXIfavT.t.f2h1A_SLrnrKcZ9twy299uLXxgTWgCWtAVJAR4etIIF9piM.UZsvXuQXrL2kSosJafgNTtjYCECybuJfiUqGqTuaMq8ABM2SJFSo7mS_13W12d49USkGVJbpqdCgLIgSfon2EYbyAwr_JWO.6PsBQ4e2vGn1McXwCCB_27uX6nDPYmaWkDxSfjcTQQac3mMzgHyItkN.RUmt.ogooOXv8AYyWKt756UAvc6PBIM8ZiZtyJM25UnlRNLIF1DNuSDwKMbUjnrPIhHdmaL416JfxifJ58V4UDWbr5UCiNOqH6lCz2CkaVrwVx2ub_U9420h6BXaxNBQoTk4swprRHBxANAD6BHqhpxN6ZESk5o4uKs3SlpOEP2t6pyHt.6oNwKftTIRmTZRl92Yqrc1hfOh9zo7e5DnJb.gDr1tiz_vRm4jSBfS5ToTJTqlUCvCLuKgyJJ.3FlhMjwy4dX70.7VF2nQdMqlZsxAmNtR.84Gig4B7iUYXId4cqEPCC2uHp8n.3bcFVIPIRT4VeQI1uXOZPWRkABrVLM.Oq9sgXT9nyzZSIUS.fcpf6BlIYi_vAyjz.escHn91hfDQIsOPLoLvZxdsYFE7BVxiYsCbeXYw7vRpStAuPybvdeQ7awduBxVkBQNAiL2ApGFXZr.Qgxmz84_9aC0Av4.537E0wacMRXA2sswLAZU1IgWcadWuKQ4rb9U_BagtK6Mn1fABwFJ56HwAw..TWo3rA3I7Ejd9QA9LawDuy4yfAaE_dGwTX1QB7EjcMilPbGZJdiXbKP3bDWxR3EnbrXwJITJX5XRdfY9CbrcfdgDIfQ5HBn5PROMWyuDmi4worHEqJyzStdjjh5U3ItXHsmaZzFtyDAp51Wzj.M1DEjclnQGsRlCi2UDfSieg09BOp7ud6BT56m0AVkN6iYEMS8JrjSLdzUXzsovl.50cekCa8RfVQlNuttbBi3ei7sGw0YSX_mxiy0FJV0PsBC0fsgUFq4hPGDLYeteu7UjWEfBP2ePp2zsnRt7mrQ4YJm4.hmbJWAOEqCabsqW9lDFwel0vZvsBwGD5S.3klzLnu71e5NSNyTNr8saKABxYSV0XQfTd3OIewnRG_tm1CPgk9hi5K9fLdsi55uFWp.mG2M3yArzTcu5.A17MIS9Ll3_TCDeEwtgDqi9cUVLh1drXvmR619PcBHw6SjS020q7u7Gl_CpACeOUcf2KV9TTpSJ5kNkKC7BnaammLd8gyfWOOvLxHvIRUqSfVZ0n1AKI8FosgAuhYqRGpowK.2.2ZfIvly3xWybceTLliWxot.XyclDNkZ7u30EaWIzR_mck_9Ydv3Fj.aEwi7q367pI54KNLrOYDmESKWtblL88BU3g2B99OMQWGSzXUJe9lOlq_DIhQI.u0zu4jpD1MF0unrEqrhNkQ0c68KCpdGXWrogd4DT.2iPKi0g03IiK7BFBDj6ubEbZhokvkTaWYTzSeCK8j.cl8xTmDPo7e1m68JTTViMjH3yR54Jt1mrd8AClDhbI3s9bjo7LmVN.y_CHwJXg8gsjobMAS1Qk8RzNXMmunLqJ3FQv6C41dbzM6le9AouFUAfEkdHzJTefc59cHZj2UDWHdpNagv1qKtj_rFHNuxsXGxPsnfMm1heGcymGqryjw8HTvf07jQvYXCzCGU0xlqsVPPET5TUjyJie.eulpaU81hehi3pyx2TLY8JojG7nU2IUii7OaumCOA3a31AYWuVl0JLLfDhLvdrfD5T0kqV8D7b4GCOZ8gbo7iTX7HrwAnhUDoPFiaN8RjalGcbEFycOlxBDDlhhgq43.H6B_NvbYtPSe2kYtqV6TM0EI33JpIJcPp8aDOIzZxo8n5QbNzjBWqDZOtl8OI2oS2ECV7UTwsnEa3PVIm7AFfW7fPchR_pCDKPg4j2ZbEN7B6KU_.4rb5DbV896CHLka.imPMV0CmPL421TqG8ysDRUCqaJS7EIiSsjJDndT07mETDbOQjUwKJ3Tq.CQ28OL7yytvdfxp4gpF1GPitMCtT5KJpd_uR5GC3.0SnWrHXLB7Ov8V_9B7h37YaTu33vldGSkN3fj_9kRi_eO5TprIK2qahzCcn05tcqKnRWFnu9hAl4N7",mdrd: "8U1EsGSrWz4U1rUfIPnxQ0Kx6pYQUG9W7w.RHN4wxBo-1739199759-1.2.1.1-OaGwPuk5.l_kXpreDUsslCdJ1Mwp3lvmGH64A88VsjfZUihIMjwEifIvAnGvrIRlEN9nwptIbYs.5GItvulM5FAUoq60CNsTVyYLEb7hxQMkxtdTbbTSE9w2Rvc8OkWbvbEyM7_3LXVaOIFv1BeZQgq4b2hsjR0Rm493AyXt5RaSweH1jM6jWD68jZciB4Zdg1gri74TyXF6jFW5DTmUOyoxEf0QAi16D10TLpn0_0B4XxtHMUuiosazZpy3zKcRLy5hjwB9gK16NyqzO17UniX6bI0id3_xjYYzU3BjdT3QN8TAv7UIZadMquG5.Omzvh6SGHv7wsnnWCYnjhOiB_sQoq7P..IcXF0DTr4k1wrDEGd.OpfuwPUUL4qgFRJi8diuvBUqZLwQyP2Ttb71pnUxdG2t3IbOGY_kFPjpVeoCMENmD0GOH1ymL8fS8HVbhxwzdIC6_DeBjDOYTtw4uwIZ72nmuqz2YQFCbsRfNpwUbg.qWePOewqtYGdjsZIGAkqtyRdW_m_.AVT2qQkH1NC4nIXLQlBT9Q5ByZtLU3LDG_ATdKPchOc.CmV5SSmZ3.cYmUP71gpMMFtMfbop6nqDVQKJQ5mqJsCD3ZimICADWtjPziEDkOfdCC6fd84gphSUGH_AZ7LycLso2bZU0YwRl3hVCrjshKCjn3Yy1daFpHaspd5s8vUEtGM_ErSNkMq3xdGaozM9V.SQlDTXzeM_RDxfDWkaNFehueT6HZwipV0q_B1rt_VO1LdOndHe5YmxLQS0YEX3AWaLsGHut3830nvAV66JDg5.4XUdUa8hoXsyar8zqGqmflDNC6FjDmXfuq8UhBispURcoQuxafEreQ5r9ORifaMhjgg65.eyRkMAlJhi02k3s4SXPjWh2HEFlbmqCm0SWKIMwwc9WZrqfVGj6lJbj1.viRzEBa5kW0w5UPk1cBnKzpxrJGgatlMIqvU.lNYDfNT5iM8.XxmYHnu5Tt7PH7ASanyzFXdL9e_sCIVt6sKpWDFLECAINKauZ1rheQIMQ3Nr2WkNp.NRhvkeig2dfO1sJqE9MsYfQefQ1X1ciIQ8uhCrdG7CWTDzCiMmPS3wknQjoHCHWq2x3sqNweC1W4ZpQA4x2HaUpwbFdA6mqm63O5ooirUNLAVZUieueIPSEUuMtn8MQVwY3L0Z98YtbT1Sw1vv82WcTQltobCWqNfggdWu5OE3so_SI952nsyVUaKAiXThyA18XFFI99prOcQEwwmRqaJMGrg.vAwYGhI22en9X2X1y17RdQ_oudAY6OMNiSvP3dzweZ12Tj5n9xXv27KhgZeHmbPjgscpg2cE2V2Ez2YTl_AgCsbvR_sibNzLUhgJdNU2OseWEKwLrFtVayFK2bJ9uGxAQD_G1mhqSoc12qYkW02B2yjg4mJ1xH4PnLukYiTo599KGLZhHqI53ToVPp2qZ9nDQLl1ic3pHNmc4EbLCcYesGm0PNhPya6rqi7WZWskaAyN0J5MnliydMdp9Z6sEcLhQTXGANMx5mMUCKKAIlsMclBu_7zKqL.ujbufv7TJnXi60bgQ1EH1Mmp0YQKrrgw1gLopHqfOeEoX7A4xzUtvxhiAE6ULam1PWadC8L.gSOr.oMj1pbqqW5tU.1YSLh0R3H4iiya6rhmMZcggGES1bJ0oI_coDmsFmBH_o7wWzADHwRlhPeZ0yOmf9msi20NSvQs4zYddf2MY_G7tdw7pfkVu.oSRmhzq658IfWr0VHJbWxWYS0fSskm.NRVtJawcvK0LKoWOF2D4I5SXZ1tEE7wWpH1MZEzDZEKyjd5wTzGVJb31ilPgO4TVaEg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcfb3fdf04e63d';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\/5673029481?__cf_chl_rt_tk=XrNcJaP4BSamN4L2mdQxbpq1yodkfr1j7hXOw660o1s-1739199759-1.0.1.1-.TbkgY6jljgOEsLbVM8bKWL_ns11gVzqhSzQt4.fu60" + 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