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://922397.mit-edu.top/post/8746903152

  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: "922397.mit-edu.top",cType: 'managed',cRay: '90fcf3daace8c977',cH: 'UsLX1sUOYTGYLd6FScbBFAZobSx9ZRxbtVKDYLlNrho-1739199456-1.2.1.1-IOEfX.doz6GYHTLAMPmSCdBtnHzUKN1n1cF_K1PlUzgNglQ6GxYGZO5b2g6txIfA',cUPMDTk: "\/post\/8746903152?__cf_chl_tk=s9nLFIayKEhqwGR3gEpZUd5zJfU9VA_VoF_OSQBzb5I-1739199456-1.0.1.1-f2WBNzp9taUjgA2xsMshmEVXOI0Gje9.YY6rd7Zvugw",cFPWv: 'g',cITimeS: '1739199456',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8746903152?__cf_chl_f_tk=s9nLFIayKEhqwGR3gEpZUd5zJfU9VA_VoF_OSQBzb5I-1739199456-1.0.1.1-f2WBNzp9taUjgA2xsMshmEVXOI0Gje9.YY6rd7Zvugw",md: "MxYKj.3a5Xaiypov6fEXJvYFro2W4TuGGbehubU_4jE-1739199456-1.2.1.1-8vW9Et7HOYI3oFae26JvB5ozagzh8ck.642dAiC7gmxa0RxzSF59yyNgzOtEaBYwUakFdpQyhXwSbRN1m9cSNauzIp4oiWZnjfOeef7uXUvIqHVVsB1_c_MCHyWvoruTN.MJtkj0CcdZilEqqYab39yOuygrtcX3Z.Qf5mJLsP8SsaXDTMwuiZkq4jWRL.wb69M60DiOkQ56CYqt83.YpzsjKpNkGKffRq5H6T6BfyUPoN5P0iC52bv3JFoaNF.Zhu1mi3lWLzK4JF96j_0kleeP0Go_i7JyV3.oOhLC8aOrSqHfIlMafSNvyEjt2NElgb7Bqj5GXh782pCuMuq8PyeHV26_jr9Vty0FmNDe0CKTdVlyoO02OGAF0Y89ZJ6NW.lf.aGCpxoL70fh3Ad220xS1Y890iwLRR.V0u.M9je5Uq9saWSesMgE3N2Kbert.m5zkCKCbCdTmHXLDUfw2.PvXxNkLIwT.ZTClND.yS1xG6fJqkMDLSWTGgei9mSdjxzqjSPM2Wf8ev.wUnE5B4XDT3.e2ND6wEBzem6rRC5ahbgZtwlgepyJvkAAaX2f3EgmacaNeKhTrS32yjx7BvFWGzd1knKxKUIqcUr4clm6.ZXWP349_esKDcIJsfGdo__prl3ARQSaKsp0YNORv9OlvqGRR7ns9FknrVtzAJqDPvOYvXRNxpUDtYu.tj9aC5o09p.5nlxfDYVPw0632IpkvmbUGb.Ay8WPfaGmt1Dcuib7edJpDtFUSKc0EqCewODW7mIilPtXN_wlMoA_8.5clXz1YJS3QzXxzR5NPoXR7TTEdsR5HB2fhTu809wBDF1lNYbJAX9ZBzg7ao1LtfWd54gKTYa5RUWiV5vSztDrTyV5dietFBAVSMTutshzpLZIUtglgKcW0bxUnbkzXoTXb9dhpLPHp8K6aHXh128p.j.VG2s_1EsTIukl12AMMNHpL5HBiK.rGyOTtTU4RhI6543VM2tKvHIb8XuPz6tfrIYqnGDCHAoWi_zsp1FO2oQSnhbvt4JVZBECNEQFCQv7Bz8S.5oDPDvJFm.vOxW8D2UYmd7p86pFXlrMzePWB50V.VXiOI6ZBYXeJ4H0s1IYTj4c8JLLdlltDrOTCtewfZN.BRTFK5Jx.n8GrPkuxhM8k96_kuAnrr6VNHmG81CCejDBo2jqY0rHFGHSL1buehoIWajWYuhFsaofbwI_L8B0.Aq8w.cU28W.wjs5Im4pi95uNp1JFfZH5nHyUFS.jylS5IO18.XSXx9dXLilORfFWgh5A9Rke2uSjEq8AyDSvIXTue0SOZQVWM1mSn30WSvsEDCu_pHCTY3vri8iK8L_C.Z5BD.D0GpGraa1QJHM5TN1Y7H4SXGUCODRuvA7czUlSIJ510JUJfSY.1s8cEAuXNyrD.wXaOQzlExz1Yx1CQqh3Q3QkVsTYKXocEvS5iLuyHuJj_MdOKo0._U._xwgDtEjt0Og.uyS5kuM43H2.KtnaEAt.GXMBy39fxkcVmMlXlb6H6ilzFKUTFvfnGKWuBEP_LwSAwOp4QV1Wm_q.2GHx.r7MDVUkUmH52HZYrqXDp9kbuS0WXd5qYRIrbJ3XuwqeUBAjjM7o7rF0DQud1OIWGE9KvbP5oEZcr03BpXotcDUJCUVG7E4iTfslUsvomO8bx1zU0bskVpsIlDQw6e3kanM75S2OuL3lPCWgUWgl4v.U2BOXFlTKKJl9hqC.G3iNJ.sjOV5IkGnwO7cwNBg97Vmf8y6R77LSJZ0U1q91X1Ip4dBHllKhyJcKl0ObVif_cIwWNkMEEb5n86rVqENuL9iOSmyDwS7CbvwJhXs02qb8_WmVmtBcmw2O5qS1IzqWwoo24jj53qro6Q9rw17a218veV1bEAR0uGcwtomMyckG.8mB6B6MqAwU9rniyvVBIomv2y1gqEtaWcHfahKARW3MkDL8FK4uzjneCnMx8mwDTm07FRtFA6BjfgsssFE2vS6.fSNOBnFqoFB869BdL3L6k9tsa3I9N.WG4AgP9EL0GY8R51uDOndbdBz9KSguos0b0lvUDCKgtam8In1mr.mvQv1nR7JVEVfjz9o62XPW3tA9Bh.2_ucXcqFEZs06IksNuHioKKMnYMtViI2Z88I6ttvOkJA8QNKSrY2lI1ec8vDbfJGkwCTY7F5Rl5v8pQnozRZNE1_Csf9X2JY7pTqVArcrqskHqE",mdrd: "yocLYAVFD1ZncT8AAFi45mGGjfSE90uiAnRsQ2aB81k-1739199456-1.2.1.1-_Ul3QtUmSaV0q9NzPZr9yjNHi4qc_mLLVeIiFFITfUfX09hdVBSHB1gaHhB9Cm1olcWJX98kNM8buHFRYfNzevunV_9Gtem.t0zh5EHFaB2Q4fx7r7Mg08yLJtmdISiT9PnP.Q8FBMz_HomGrnIT.C6dZ8dKntaJAnSwHOAHZ1Pn7nrRYVOPZ4mFL_CZTXEdZ.k7dI9itd7tk1TKQVnkDN7pRlkX5Q0bioHAzVrhQT_Mhy1NTncH44F5HCFbDAerQmqOAp1OkxyF2u_0XJ6I5sWS9UsvJvGTRWtkCXzhevoPEFwR.xe9O8pcggkvrrwyGzImzqo2rYA1PYzQL1YRq24NhEqcsqJZJS.MipzZbmUy.bskijPZIYa7B8AVJ3K9Wa1VKfb9LmfH7foAEt.LT1eg4vlvetSRmbDVfhAJtjkVQlIt4zgbnBuZPVm9yFBRET3GYcleGNeMP1rsgavFtXEc9tmm4tdxZ0J6UTymsANUC_LPe_E6yCqaJhenmwyR1VV4x2cND9GfkOKF9hnrQ_yll4vZyJ9ry.Me8NrSbStji0RRZcQ4vibOMBrfWvUqvN4_zwP0iCX3S0MJcxAOsZpEXhCpErAT7YB7Xl1RIXd8GdL3Ra25m5XdieETyILr15ybedKgMTtr_YqA9v6Ef6rfdXlyTgt_r0sgsv6eD77az0CWv1AktC.41AjYPvfKxQDC44GWY9CQtP1q7CId6Zn2_abBKW9xfxo7PuIs7i__WMirTqEQmtwz9duQJEZnEOTITBk..ZJMfCrWO7eufjP1V.e80wdMH9ZKwm2IdnQUTnrcWEdStcT__fY_B2a1DUnahXnxZEQ9TM6upqpElgIZGgMBbcwjCYOZixBHmPNExuICfeqbN3YwLBHzZ0UJgfZIz5.goge03MmNPwt5SnCwk1uaNEpa_W8KuMKX9R6Zv6HOm5ZzoPcDgvpXj0E9EZ3O6YxoiveJuMlrIeVd9ulhHgfAo3qIn2lBkbhWTDcZ0OXeZzmwU05jgnGJOeZiNcbAXKucUX2tj7flz2LOWYOa15F3t7m_KC2xA8HWFTBaiPlJcGB2Nuc4vje1gvxX5qV2lqr0C3dXpJT4jUKgcJwdffYCqwJYF8GLzOGzPL_7G4_r3tF7d1Mb6WHoceefq_cmiUAuq_Cx05R94rDRreb5.zHjKZrO6RFvdce8ipRQ1E3weA7unG7LV5mdYh3gNGeCNMS6GzavxFbFSjtjfd8mT4DS_UcLh2AXAAUEqOf42v2.ZhN8bRBnJyBEhORSpXWDsnb2iL5kJ2enwFZhNixblD4AIGXHglf.gU8SER2pb.99ftMXJoClLK8wgeh_WA7Un24.7K0SzdrXOkh6ARyW852lG8GWr2LAfyMWUROg_1Evx8eqGs7YAXevQDjM8yQBCNP88_LbGPhQ7jPGQ7eafuBY8s7pt2U243whcSYTlrANadLYz5LlENV15sXHeIYkCOo47KFbhFCEbzaVIeVf5xcc4lsxwwuaCjBn7e4SObRARZaHcc3vjkn.K8Mx6p57OPS.7uIscRa3f6M_rqG3NDXO4bXzJYj05ywNEpA1G8RTISaKHSWb8c3o5uEwWwHgCPk2W4JQkglLFL1unYclWJKAgKkf5IsaL.7_r9TgIWoDhisHlbkdBlBpKN32h4hYBtu7yV5gpq1a47aMO0AIV8kZTlQaFVtc.X3HgKDe11On0IBp4IG4ISTLD9wTx1Pa16wMBBZn1QB4n6OCrh8ElZgMY35kzHiZPGIrJwQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcf3daace8c977';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\/8746903152?__cf_chl_rt_tk=s9nLFIayKEhqwGR3gEpZUd5zJfU9VA_VoF_OSQBzb5I-1739199456-1.0.1.1-f2WBNzp9taUjgA2xsMshmEVXOI0Gje9.YY6rd7Zvugw" + 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