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-149403861673.mit-edu.top/post/7148560923

  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-149403861673.mit-edu.top",cType: 'managed',cRay: '90f446a8dc45388e',cH: 'B1oX7qYfBBc9CtwFk9_VMMmKLd7ltnqFt6pl4lX6KxE-1739108476-1.2.1.1-X8UpKcH5vZF1qcGe_obpCgB6vn_0EYR33XA23C.iwliGVMIcY9gS5aJ5kVadoyAx',cUPMDTk: "\/post\/7148560923?__cf_chl_tk=RmRzglHaNvZ5Nzb3XpX3RK4eY0Qb.ot2OgCh0J.k_oU-1739108476-1.0.1.1-e.pPA1BiFKQzBrEyKOBDiac9KAwvFSoiZiFF94G3DGQ",cFPWv: 'g',cITimeS: '1739108476',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7148560923?__cf_chl_f_tk=RmRzglHaNvZ5Nzb3XpX3RK4eY0Qb.ot2OgCh0J.k_oU-1739108476-1.0.1.1-e.pPA1BiFKQzBrEyKOBDiac9KAwvFSoiZiFF94G3DGQ",md: "6uzRs2eg1S452OPms3xgt8wUGE8JKhILSo4HCE7isMw-1739108476-1.2.1.1-OxTXLae3J9sfVW6x.T4C2pUiRV80AAkMtQ40ITjkRfKWVqh3ropaJ6lFKeiC0GCr01_v5VoSse8WAMuVfoWlsTCfQYKhf5TOhhlv3pWDAnO4yt7ZMA4BMGDx3U1Wv2LdNprqVF9q31Un.8YCn2uHr8mG0k_7K.xhHHywfCF4KHmgPFM44vaFn4yZseSk3fi5Cut2b.nHLCVIZtWmbWkKn8ijmxu1UM22Q5rjjgPzHeRUCFvVHl3_SKmvZeqZPCDlENddnMoQsrfbYNWZILoiXpiDf4lYYTumtLy6Kf0yqPJhzBOCXtgVAAsHHCz9EmCQc5g8YRyO.kNi7k59YsLuk9rgpDxvyKBEhctCucbCw58N_0H2DhOjQ9uqoM4asN08HhQ9evtSrhigJoAwA3HMHcqdXxwKHz6Y.g2jj8c8Auex8OumiZLe_z8xP8ra0wHK8QnryrSKPKTe26a5quo8w45AdsAmN2a_VRZOoEg35yEssO5XZyUmepRA7BQR_2JXCslHvX5Rm_1m5_8wG2LOCd2FA..ug1hRL2_uM67FC6FkQ1ceWPSIuZXpiru7Tmx2WBxFc1Vdg5Wu5ix1.Od65.OXdIALgD5Bl5qXt26c4hA7bw_Mn4_kSoOuJg7iQb461fw1_spzcgp0Z29ea996IbPw0G4ojO6Ge6GpFSc1AkV3VF91oQbcaFkKHZIgARnEQsEFNlgxJ2fezyf._PHGF37aPC4O3.33Yz.NHuFEsH8yuiFxUB8B5.aL9zSf74kXXlHx7X.zL58teXztkQfoe64g1hab.Hm8MriANv4Qv4thKUxBPXKHAGDEDejjmEOWfydOZS.zdPTUp5b4974oEoxg18NnDRr226p5bzFsJw0AZRPtCEtBskuHW6UZ_Oe3xRr5DNV11rrbjAvwYtnt1M2CZXYMTnm0iYEFda05D5HRXU2aInZaiPFq9IsrXjRRHxtMoLMvuvNIRFfZZmxfphalr.4K61lYH0MyNQ1cfLm9YXHa9yJ0zNTlKHd3Ns_aVTnUiqcy86f0gbw8c6kYRlZ8XQY9La1fSPbyjp79te_vOnxlX21Yg2QmHMAA2g5t9CrvIY5Juw.asOjHJJvoTdsDQU3dlC61u1xDTFFHNNmWieT.HVhddDTdSEN1ZLPIBcRsTOg1VelS1gi_L2RplkEwE4rYJBCn8YprWR2rzHr9kaJVhYsiZQKUWV1esPf3VV3OS2F9mp9gKYz9lkZ3AyF8zHaD8r7bK72Lks4zJXGXMJh3ofiRXLu81JLHRilMTGeenDxDQHauUTBkCutnbB0pJHqqxaoDbaD9lcuL1yI.DOYS9eFWi4yrYMx3NLWpQ3aeDWyjVMnMHIz.MkJ5CptnU4gcTchyVpU4.ohEgPK8huMp41SrDuFQ0B.3qiN1i.Zt2CEABO_bpHIhXuW0z_cdvsV4.f.KLehKgywDsAubehULbm3NpUQdgm5IqRWa1KBN.Q4gvJaQRgAZMgG0d60APvtkfw8wQ9FufHHDo0a0MCXGe1PZBfdaAyr9rp7qpKAdc.KqUt_3SYKxWRh_Law7StfgAuLEnXTVeaC.qmdqar6pgmHs5.6PehFoA8Sh3tP_Ma3MJWMHkgSokI6UFVTNq_b_3wk7jNcBuT419SeuzXY0lhzj3bI8gWnYkrKWmcbX.B1EwDR.vLPf4ybKY7KCPpuzgZvHBH4UnC73wwUx1sX6.h6Tw.QIKnW9hJpaBPvCJNckFH57ADXxC4tSt2LwC4wBdWPvpW_pNXz838YAIcZXiQ8eca40FBgFjtj7WSV1BN762TpasAtjSBovnMIRzy96jidkD4T5P0B4vOxIfZcx0mu41jAhrj14J9ClyV60HhbxWG5rUBgGdaytmnBgE1bHl.WKttCNL7lB071pWgYfpBn_sx47AkYAZD8ToRHlPCbaVd.C_icIgjAKp.lyirYOW4OVGpuKk0FZgvZ9UwXvjhP34TONRO.XeaoOmqekIMdpv3g_VA86OJVUr3FagTk2honw5_g52RCsGIAMxdiPwGIPx1cZLLVOjS80lZIMRjCOVnNKoIfp6X525EG3Wa4mlrGLi0MI9aiK3fdbH_x1h1MjZobuK9e3w.NYRD1JJtANdWBL0DsMc3Um7vE2_wl5YeprFqW6Z873Yx2FzIbJYuZp8y0TFMhvNoEZhQ.eFmp_MT4skCPIkcNRhJh8Oz0aEmCQAoQByjEbgmCL_YrYyrK3KCmH0NBQcXkX",mdrd: "j8GVbHIXowfFJDCpUfdFgk5jUEZccVVOHKFsNAD.B2g-1739108476-1.2.1.1-_mf1h1pInLj8G1dtuGz3eNXC7Zn84UCQ9pNvLu_5LC9yuYktfZu.iMpW8ZXQYFr3fXhJ5cHXBWH_6evkln3UzBC.UFGwayO74rqGbZAQQ_x1MIVyZjVgGjFOvcHZ2YKu5msEeMM8DXQxTpZNXDzYLvdSgfSO2HFWEvDOoc1HO37TjjWiniNClobsUphxsb1EQCBgSSMmww1mAFPDJMkyXDD5MlOLQYF7uMyWRRMV1BDSXjoMhZVobBeVzvBk8b040SxS9MA.Erz5Msf43uV5NeNiXLIJTnRBcQJ_FspgPpiBSo.Ex6PTDNnF0k4jVYXqjk5cAmYbWGJuT67KlzSYEYgdo_cvD6NJbHj0D30bHCf6bNi.qDgcKOAQytnZs1FDduZhLgGddW.HtAY191BN44h0PnrH3COZSge7G0kalrgzDUGUjO2o.c4o60Y1zXLdsBbpPh7u1etxh6BZmZp6E5r1UhGyRAZV8Tj5pSaEfUrRZQUcBr5SseQkcwV1GTIPNu3CUqLeaCvwvBz62N9IwLZJc.bFsAiNaVwgovfnnVxf.35Jd4WVI_xOuiW0MaFJSjVzbRwRw5h.3xp27JRMqNJbhJdNMNn9P8czZReDdLfL4cMO47eCJ6gBDhI611pvn.lYOufe22ZOGwVMR0zzFYMFyuEqm0vIXLXXB..ZlpDTDCq_unT6gRCCuCHdVWSoWwpe78m6xhUBsH0Pxgd1Lw2azgeT3tDARrV96LEw_WDB1bLxVmBYgTa0AgX6h_foHzHtUN9T40F06XP_2HV46XJY9nhxObzAILQeF3VtYv8EFqf9w3TGtzHZC6nMJnqnyuK7Wfqr0J_mSCNwlCxCk1LZqB9KZyIuozO2MBfdsKGxmC2i83.B_DJWnMGQBYpb3WGV_aUHYz6lVbelH4r23QShI2fkzgL77Qs29waxm6vwQ94ZZ5sqJ6IYpgeS33yqhKYy7W4dT5GjhznY_1lNV5FK7Hdgw6DcDtTh395NssoYyLv2OceiEv6cKF7AnbUk6ZLNcyTN.NnIaxvp7LwA0O_g4RURYoJseEwNk.uDusw5Pr2oqC9qxoVeKd7myyBJadAf42dI5OS_zgvTaraa4t8zi8mywtqQlNiGCaPK75n2NmQofWqpJ5YHZwZmyzw2FXJCs0P1UAAoFbHbQ9I90ZWf.rKW22RPt1KmwoEqoTqcWH_RMWLAcUZ6z6qvACyx.A7SxNpoQj9YRJxyxEPKmUP2xEW8snTq2es3fWaTBKTHYOSRmBr6naGHpmXP_UnsAnqFRRfAKxhDhqFdFSMr4StVFmhfZ3y6LrFsRpy7u7FWaFCENN0ta..65p9PpHcUArIBRVwEA59ODt5ulDIxfPK19KCrO07xG3CeRL453kxgXi._3xQsJRLGemaJg1LlzwUxplRYCd.jrIJI9lKS8l5IRbFGlIgA1Mswd0kQgvF_DvYqtXuomrbpomgY9zZAvQL_ymKiL.sCq178lTwrhQzdRoZlwfH.QBl8XYr0Ea4C4SZTAoslYHGALwpecjqX1QEnrq1H9sdPgyxGPTCPT4ATmAu1UiaFVjQ81MR6U50uF77kJ2NtOlgYYJpuOVCIKoALU9P0V5C.TD_fS4shTG_nnILe9rzNiz15yEbBqeUSXaIBIwCDbVnl4GKlts8e_MPwifeI.Z16qFZ3Njr921MEedb0ixUmNXuantSPQQ2wCr0eXEurLXHLIGNd.p6tJQYGnVUK7bvFmFQpGCbu98wsNs_PsoTZ_2fnrlMWw00fl1Go2A3_E2oupKJwiiql5.aTnw5KH9xZ7BUigfw73hqyCndhIlZq4OWtT5H12s4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f446a8dc45388e';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\/7148560923?__cf_chl_rt_tk=RmRzglHaNvZ5Nzb3XpX3RK4eY0Qb.ot2OgCh0J.k_oU-1739108476-1.0.1.1-e.pPA1BiFKQzBrEyKOBDiac9KAwvFSoiZiFF94G3DGQ" + 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