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-067044593644.mit-edu.top/post/5426708193

  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-067044593644.mit-edu.top",cType: 'managed',cRay: '9112bff8ec6ed645',cH: 'aYr_qfc7M7ZDS.Qtij7_8xl6eKb2x9QYshWyCQHdmlA-1739428018-1.2.1.1-8WO2OwA3YnE6QfesstcWCYAhohzUgEXKjuzNGDrAI.VcueO2wBNCO2rt22tHoKJZ',cUPMDTk: "\/post\/5426708193?__cf_chl_tk=pkjz8iZjKxj6ekWOxayWdQ9N0teyjcc7h5dKZSYAhjs-1739428018-1.0.1.1-oMIs_FqUnEwAB99jKS5tz2SD_sq1MePM_jobHXZM48Y",cFPWv: 'b',cITimeS: '1739428018',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5426708193?__cf_chl_f_tk=pkjz8iZjKxj6ekWOxayWdQ9N0teyjcc7h5dKZSYAhjs-1739428018-1.0.1.1-oMIs_FqUnEwAB99jKS5tz2SD_sq1MePM_jobHXZM48Y",md: "ybsU5pUlK19RZco0oGChrbauuQYJ.HJreLH2MiUjWsY-1739428018-1.2.1.1-yDJM49joEO0._.ERt35gQEJC.IFBXGZZYruXI0SsDrfuVs7GbTs3mLnCbKd08Zy5jaJ856vIO0snQ8OzL_RaA5gXi2UbAMBAXp7asEr8f0clNpCrBhYnnUim5DW40uNCcVU42e3l7CCFVeA.YqgClUibiZtGHLkb1tGBhVf98u_cjch.Me2LzwZr.BtfCW7tpm7ExVMffxN6.tkD.jsey7cTI.M6.DnkL_m3vQDBtxtqzsosNq_A2gV1QtrLBg7sJMG8yogsr9NRwBiV0wKRkOTGpgts0e_OG1ZsiMC3tr6typDu3yvZeIUQxJAljDxXj7wN8MSqgsprXOgt49f9OdXljTnStAo3cPHDg6ShS5jwmLTZp8QKXa40oBRhBpR4TVabpV73N0EHovGt.PMivEudTBIPXCgS08pddjJTgurAbYUR44JTyCr5Hfn8KsMej0wolg7jfiqyvmG2tWO07u4.4EBeiR6B6N59BdLAx_1jGRZf9uHJCqe.FdNLyGczkgLXuj_U6.cAmaIXglCEEsJ5uKfuKs3fFVHO9XJ1qZYbOHw1Slm0mwNOFG4OrV21sOug96aE9n.8IfcM1OzWkRk2g1eSnit83HC9h4MshsxZlj5_m02bkZ_gLS6ndine_KtlVpo_1Akmun.ooYX1exh_Lvop50Zi28qGU6oR.O2jwpurUwGIBwuQuGSpsBhRe3b6u0QpGaFO6QyouJ7Iqk0cx_pNS6WHkHJuiQdTPjd1nr6UyV3s76H8RtyWdm0z1WAbDrpCika5XmDDOaHMx.Wz6tpCWXnF_4jghBxvkXWualtdshUrwNO831B4l7TmUTFQrby_LPa5OBdk5Xa2sCPRzuJr1RZEFuV4474Om7OJN5D_YEjanm4cwAo9n5zm.Frr8j_x8TyYAMZuXa5WLzOB38KjpAB9lRWw7eGwDgR70nyAvzOIleBGC.taO6Otf48Z179hsTcw1HRNBl5zD5NjxR1P42ze.ky7pv3yhqmrEXr1ztWo.H2EXol6afoe15iwjerPcv7iigSG9AH_m3GAOgw8h1RT.fZe9hxNm0_HxQlZnaaXKdu6lsrN91rHlq6rreqMIGNr4ZCWGQ7TAReaC_MwELe0kFETtErfjAUJrDgAn4CnBF9beVVmQeycRzHTDvdCJ.2NLmDMVG8RE8txkWqPP7K7tupvrDnO3NXPWDa5Jf0AbZCYcBKaaNJWjOWW8PPXb18WPBGp4sh4KPaPkgfJ0OVDZK7IBK3VYs831oAJonW4.sT_Pr_ffdWoZ_GTtKexMtfu6h5sk3UsdY.hs0a9NAgZxiDgcqhAcLGbhcSrpI7wOfSQKhRlYODnBIOVo9dMMOcPUPCCbtDRNCcY7vhywl0C4ctBryzrGX1Sn_oo.7VIcnd9Q0ekOA23ZP3loL9NK3YLUXmWtA842PqpzV6uK09Eh9EfS_uttPBFXj7VeTu1sVTq2GPCIpUKxnwFjL9UXRbxwDpEQ_NB5k98S6HMpmrxFVHJoA4q7MEm2Ox4KwDZ.iVYm.1Bn_nVwlG2LNE4hdBrt2R5alXDE0R9VsY5q6yUvnX7phcakO3jDqixgfqD4eFL4yIZHb_8aZHwpuYS4gvc1Retzy8eb5ThyIbTA2QQ58JPZI8F4G7fkc3suJVbYJggT4TSRRw8JgqbRioqAnLXYjXPtyW0zpZbryA7yIDvBBjMEN98XcVygFj7.5UUP8z6D_UKfPOltMEgZliQUU6ykwgqWpefpKpzQ97uVr2j4kkjoI414HIB2wHww2PBn07csyPLBUXBCm7ziZ0p0LRcwDuvhSPi_p3OjvQHFbxqIlHS0pXtWr6iixmvQCswqmRs1I5bzDPR5jR3UlN68frODHBbpw34PpARaFl90qccamdsF6ckOzS8aeluQUIIrUbqvO3VzIWipzGk4Li8saQUMLvCWsbkJzHqnBdKi.vh8sb3KAEVBIdlfxP344pX.o2aBzL.1CJkuhGfPxAttjdwN8lqGU.drbzdVTgjC_jIxch3N7ohubq.MQv4b.HqCCUL7mP0yMNzgqeiGtP18.PF5juVJ0EIhsD5BDRiJ20tnB42L32VU61wEA7k.XcMtc35gU3lFH2.b_H65v1ZrATP0wR2UCIfyznDvZSfNWRHw_nkSXzhWvhf1.jHI2rpQopsxTCQonFqqC6QfJQZnDWMgvAglL.MIUiPY0AenAK303XjZ6yuMTU9JbMDn3U_7rldxpNYBUeI",mdrd: "ZalTYF7ufbDElMFuBAO.rUtl95vniMT2sKQGozDhU44-1739428018-1.2.1.1-Pr_T.3OWvpT4_lPgxDXgjXXGLeprdPo94hhvmb2K4IlvxfgVqp.ZPNqsfiWQ3xpBGqhmSCh19tB7b42vwdOJ7DJoJpakEjRke2kPK5Bmb_BlKNGQyuuq294ORAk5UhGOjTCIBnsx5_kr8cBw0.3aHWT1NdLIs.s5HWB2h1p9FHvRjeIqj5ZHeH_GKzlaal94TFkRyipwbX2mBZUKLMvL.4RT.VNTbx9DlgGJb.1DPatmaNE1I_fYIu8ISn9BbrTHQNh5VuDUQ.BvyBAWyCrfsBOAKAaUH4b.kYBvfcul8OhqPGA47SacyGcEtiR8c2f7YHxlCoFuZbYAqTvEt.HqG0noxdmWNLRgn0Mf.4fvxhW_fdKcPAWJVCLvHqulS3AwmrI8q6Odcs9FlVzpLWrydWyO0EneXnYXaG3WWqspMO1XnfslHWl47zD6ZTqTfAGXzko3_tYwMUrGZZYMTpZV_Ki5vEYCVg0BpmbosdXEuPpA2TjOJ0RxUPdSsj5ybaU6RC95HlMI598x28qpzMdCdBJ0.xFrHCT04Ghhco9Ff4P9E4a3yXjtSmhV9zV4GNy2IiTY8NhF4NUE7.OgDprsuERh1CHs7hkFJETpc5ZaoLhcRWC4AAVVWaKSN8VjvqokaQ.PikXtrqRowq4TH06VL07bCRuoI9xoFRclot3WhGmMLkNWL6THxYPltZZaCjEX.FVT7099NKY4eqtnqffyX5BnQ470b8auPQqeAIxzhfK8BFr0J85u9gRnDpv0AL8DExLJozV9tRmrFG1q16l9N.QqBXJNxd5OzbxnUorXXpUZzvpPOFXaJLEZC7NfPeN0JlOY.i6fu.g1NLT3R2h5wXiNpiY6zRTswbnjzWXp_eelvo4R4QWU.5ejiwXXpz0oWQiUx.rmt6QD60bzWGGgifvopQwJbPGhKzE35GTMtp6fBtaxAcULfrz7sL8lHlJ2vhA3wKajtmHyQocXDVat.QwDRSarNCFhjqQj0CRZk55EQEr.9Gg2XAqnmjnfqOOZIdfkw_VzuJkb6sihu.7wRWOdxI3TgaAqz4smqjN4iDu7jy8s5C90vd1VGInL4aP3ym6K09Og5TDD6v9F_5RcjFTGF15stdqPAoHSnqMZA.tD2am4b.lTEx2R4.LCLZxfDNC7n2bhSaYdJzd_V_waIqXnpkOJe16DsISCn6DLHOpsp5bNpOXkIhNA65dmVHcvzJgmjBYwRLhyxJ8_x48C7YoaE6IQOe7YAbdfHoMc5rIvBggzTYo9NlOlZEnu.evzJ7lV.GLhDBaiaXwyyVhg8PMcyQKgoNP85sSGOC3OvZinTwUggUD1EAYxYRossNDLDMe.rG9MSwxWPf7j4grWEohYERq05lwnxJHIhZH5_8v9FTLXTz63PTyJ32_uIrXAw4OUlNWc14yVY0Vn72OwHj3GLdgAuUY03VodjGx._mwSMi3.RfQRMrMsHnL0pG9ESjsUFTl55QTOf6a.6R.beTucHAjOowY9UTJ3kxAPGJu9XiRq9IaFmryaKnx0rq4u6zyZSsueWDx3Yeb.ecbb6t3AouZxtPylxiLlFa7OUWda3mkl8hudjJzBiwBblYXp3_lRKBx3MAPNZFnefUVDZRdEM72YNq1FFUylaJ02QWBHxSQ_w55idSYGvrVYz8djayRJQTe0TMqPBLjPsJiulYlT_Tq7WzAqmGBWFshkUoRe5jHQJVPAgIJx3gwDnNtfbq0VGkIF0nVD1paJ3UeZ4S1Fhw5W0fMFG0ee_kDkoEp1V4AIiM2mmz6i3omrLBGN0tsJM1xbVh8mWb9myjOkOERqp9VBkWvYjWf9e1qHy50"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112bff8ec6ed645';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\/5426708193?__cf_chl_rt_tk=pkjz8iZjKxj6ekWOxayWdQ9N0teyjcc7h5dKZSYAhjs-1739428018-1.0.1.1-oMIs_FqUnEwAB99jKS5tz2SD_sq1MePM_jobHXZM48Y" + 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