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-375747382407.mit-edu.top/post/9054268713

  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-375747382407.mit-edu.top",cType: 'managed',cRay: '90f6aeae98eed6b8',cH: 'vzE.bZDfvM8UvqJLTkf7NM_Y4eORwDQ5WXKdE02tIL4-1739133708-1.2.1.1-d2H0jhhsvrdkW8NKZsa3i_kMu7DWyNT4Hv6zHXoCSgtgSVz.u_NBdN_eh_PLWoJ3',cUPMDTk: "\/post\/9054268713?__cf_chl_tk=A16FqtsUCeXRppliZKiaSQW1Qam2xXXsuIfCR3jH36s-1739133708-1.0.1.1-F5SI0ec71AaRuXw.JcssXhkHhFK99J9V9lXytvAgSP4",cFPWv: 'g',cITimeS: '1739133708',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9054268713?__cf_chl_f_tk=A16FqtsUCeXRppliZKiaSQW1Qam2xXXsuIfCR3jH36s-1739133708-1.0.1.1-F5SI0ec71AaRuXw.JcssXhkHhFK99J9V9lXytvAgSP4",md: "frtoGaxa6dBRv1PJi5VS3YGh8XnrtjTzdnOyQcPVYbk-1739133708-1.2.1.1-phIsqYVoVz_YybAzD2OUpUZPp5QUPsuUe9D9CUtXNauwsJvCLW4nCmi.5OK.1j8_A1iD3x0Cf5o8bAyXV8ax_dNHGKXkCdvDu2dXygI3wt.xhfEwsH9JoTqzWZEtfw2KrSXRrHhTcUXkTx72Ob7C9eb5LdpeTOQjVQ9zkzdxcDJqEV3irc1NZYYL103_Q.tuSmz5wHsXBef043ZKnmKmIsxp1uCpeIgtDel4yaI9KzOgfAViykBzkjXBJBr.xGhHw8EIr9j1if.MAr7Vl9cwP14oy5F420zFcIavhkRmnnteKFKIErohcwACTqomsFnyQQ5CNTwXdWY_Js3Nr9aVOm_7xwFPKdR2H.O_FhALbrrbrFc7FRem5p9izh9ZdE.lwukrwxoIkSNMjH5Uh_yFj5brinrKgzhxXQj9Y0gKfnpQyK89BXhB0d1tkVEGLcRXZ.FjFzO8akD7W.p4xuaFxvijSvkDTxBoWFf2tAbqoVXrXWQ060_ACR5Pa0htgtPGhAQxVzlPUDEngi0KrGXnOume3v8xxnqrc1Hk2059HSJWPXCQ4w7yORDePxLVZHOoSlkBhW8Muc9zs52TPclx8littjSfoxxwpbRYqcOqeanAi5okRVvIzQwBd8HSkAzeTCcuH5oJAraHEEGTFgqtXeGW8TzwxbsF5EDgGtYWMDB7KsF2HP4I3inZ3pfkYCabd31I2x0AxdgGs_n_wdML2BZ09mTevlGqrpmkw83r34dVOKXI6d2GhBfWPst00_L1Ax4Bmg_thXvLov6ch5rAmNRqAf4UZQ1CQZkiC89KuzyZYQfeEdGRgadkiRL05pwTr3Xnhr.gfBF.cpY6Bqx79P3aNJ5CRLX0hKGav0viufaCbCGXSgTJgIfyMXbxHqFAJ62e0dqDh8o99f52AksvDl7_cU2CHlHGBz61z3KqMpW_3Xh.LP5BZ_.cYu2yc47yxrP2ICbhcTGkBB9pIUId1Ti_B_MjnHr7EHt4KgUtpT5flclvzAXnhpCrfJf_2JLai0lKmPI1dwtG.wnqsUJPLrFDzQzKEzL.E.Z5Qm8BZGJEyBF9dH3u3jXe8NDtvTkhW7ICxolbr3v1VFPvLNjaeHvR3JXMLd6IAW7LgMYaRMFnwAlcmVSIHd14OfhaA3oZLA9Gaqm4raS9OG4rmIX2Hx0_1awhyDGXmdrbOAFAv.GekG_wJWDQXHg.ujIl.iBbjKVKIQs5Vk5CztbFLcbB2C.zqNznk2moscP8oGjF.adHbpnWOTgYDuy1qaABkAFN3BJ62HILdex_QMqfT0G53mzUAdYTMHNPCY0_IQfGxQaUz4GeDASWlsyal4dmA7F4GhDFinOB46MNT7gfm1JyrAmU_G_haSCioS9bT7GAys6eopCPZwnaqiBPf1WHHq.6vY4Tm1X5vVHSSukSbjQfwuWFxLH0vIuq29ZqgA7vu2x5e6Tgd8pesrAQwVfxkFUMfL6Pzt01sd.UW0XOrZPyG2keae_R7LOf6TTAzz2mOjbtZdivTLuIONNNWlORs4Iw7rMrPyq_zZzqAPGia60CTWKOqgIaRSeDMEtV_jKqO1bKHz5FM35mi0ynf54NA58NH2B6ZvxAzBF87CTjr2LTefM4mm57X7ZTKriueaGpHB4Pialc2MQNh99lcFRI6ZfzIpJBAhQPq0akj42F66BwUXFSmCafJiR5au6FdriZaDU.fHqkuCI0RFjGzdTqrGF0NZuJXraln4rJFHwbWgkmc_fAO84JnmwGp5Eq73E.HMTaL_de_sDJpBkkI04B34sI4X9wbwEXaP5AboH0CL.8f6FWKjyOuMRxiRWmnhzpgpFlNI1XhTllbafSEFRbkBnzUvp.auuA21Xq5paIic7JRIjMpSQ1lOkxRX7HgN8.SCAVCFPixYaerHTAVaUUZJk7cYuyh8ID7zw2O3YUAh_NEn.CRxqOgNlF90_QrbS0KMjrN9uz0gxKCCBiCcfQpA2gMGjE3_oC7Cv2txo..d9EPO2cPrjwNuVybYhnwrsoZ2_hwQjQxSGsJTPC_hJe7_K93mvljmzJ8HBM.2VjCfiM51F5JhDomuH3a1mfRrPq6DBIMx96SDQoAHvXDQ0MHqpEd24wte05FmFyLOeqOUg5vKB3_FUCXNRaXY9JfxR68VvGtCCrSX7IEA9w2BVN1I_P0Z1v_Si1pIaGgggthW03tx1BR8YSVnc9A9aaaHEOowK7o2Wc0MdV4fLe0Y0aXrZf",mdrd: "UBDiZ0cXDbLoY_zQ3pnCytwi9B46NYxs1RHvYCig2z8-1739133708-1.2.1.1-Xhb7tRI11AWw1Yg9xxHBIOTgFSmv48ddpqbHirCdYSYcRW0ikTgy_jWET8dErXz8IcqEeChnn32EMTeJs8Zirmr4AwmeibWRsVTEaLm4vEZV3.64UM0PZ7MCZVxH9QMy9htZrj7RqdVkqUBMr2321OVn9FQtrC_jMpof2SJmWInbpiL4RQ2tJajAk6Dzh7GsEO_P7rP6d.APu67zFKczfHiUKMw6H9.zTRCNBL8EgA94AjkoyZytrYwlhtf83xYp0HXxpLtIJZDUmxYOrIZsYpm.mVIZV.hxK.laOhGnBR6h1q1Y0WHMSXXrb8HkypTRFzSJIYtG.X0X48P7YBTId4rjBJw5xAyvzy20kFl.DGYGMuqZSZVqoAlOPVqTEo_hwfC8zPTDco37nYDCCRU4TqouOos19PrjBK5yaBETEehbVOHwhDq5ixsK68My7zHiq9gp2sX0Q24r3FJVzkzSRsIN4ezFGlwYIdrJyWoYwMWzGTwlRgKiCJ_fEVPi4RrHophnUwDkqzNCl1LZhC7sHH8K85ufCcg05zhDiKPC5uZbRTUCGriyuf4pLrQG2dAi8vk1EWtW05654sK1XTDvxazMq1TTZR.pOIiDPaVJEwheOS0aO6Fz1l7GffcKyzUfidNMzuCTItjfEnJkFHG0VImRT.FREg1lJ05xSKnxGc0VLI1_acqIYfbZSFVinYGM5VrSH66ilrbkg4fDRJ3KNcIw45bj46GaQcq.puAlGkLi6Zm5fpVeo_HlPALREfR2RJPKYAhzKMBKm09oyISgdtOEtpX47zVnszXvaBzpbARLr3cye9Pr98JI6nse8gj3dlEdiXm99tUIOitjK1LfLhoKm5JyzgM1QGtPgfs3PR7EHezScm5L2VX1uLI1zRIU7XaZ0Q5tBCHg2bdWeIvzER7J9xooIGJEthCTxCZcCwUa1yal1XUMWUfQD38i9vB2aQsx.UqiFhDYJhdS6umKGlI8uMQjwtfurU4xu9UvGLBLKaIJIbMZFu95ZJTOpfiiXuFkttIExvTLjN.PbRmM3Iff1H40a9JW0mwylDxXO9QHL6HX7L1wg1Lab4ZTreLvHnTwyqa2DO3BuQ73xAqFfMX8QSSI2zG.Rb.5Nm9luWogjVMCEg5KAijh1_93MBUVq8029LewC4YJvDUc2PnCfJe0dbENPXhpth6qncOqEIEH93LH4A6j0PG3tqIKI0jVRLtXDex8z6FsyUyH7tL0KaL0LVOj1.8Da7d3FerNOMjfb1FEPg4yAh9cMzhvL7ovABf8eudV0tnHNecsM4nkgdrt_JHwRNdH.gZ3zso7lFQaZD6XlvV4jkHjniaWW0512_7BD7Cc3e2acYLTNynedGRoYC4BtfEjDXiKJCeDEEEDIInhGqTYYTxC6CBXS13wpw6XJvOLuCWC3Q3AuhYtvndEWQn0zTmn_s5lQjGd2Nab8BFYe9bWta2Xp9nfnYIvoI7KJfy_9ur7n6f3Ck0s8UJNHnhZVBMwcKAsXT2YLNzPG4J4BK9i_G29enEtyUe1thQoTjFPtN8ordHil9ZBUdlvnVcd0n8Z8jb2pndPM4MYTPmSO_QG8HHk75FaQa5mcHpKCGRcTuP0csWqObsXyXM66XpVaKCe5mCRxTU7T4QZuxLnXH5ICTq6QRuIL0VhV9PKXYBasFqNgn80L2fE3HQf4XNEuGBXG.e4UBSCqYxJMXB472LVhKgfFpz9QwMt7y6l5Qb_QH8cTwI4eiPGt6_PbyrIrelLDbF1P50180ZNUOh6rtBUvUdV07DdTB1yiLwrnX4tWte6sOIumXz0y4ohvisWM3uHdp.RIELH528"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6aeae98eed6b8';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\/9054268713?__cf_chl_rt_tk=A16FqtsUCeXRppliZKiaSQW1Qam2xXXsuIfCR3jH36s-1739133708-1.0.1.1-F5SI0ec71AaRuXw.JcssXhkHhFK99J9V9lXytvAgSP4" + 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