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-018984010173.mit-edu.top/post/4786239015

  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-018984010173.mit-edu.top",cType: 'managed',cRay: '910db0439a7181fa',cH: 'QxktKHYlJr862uj_bLfYPxG7oaCBHqN5NRJD9oeM5_o-1739374945-1.2.1.1-XwqDiBaeHKLbXB5h9DETlSv91KuvQyi28QmMt8QrI7EaZOTs16TVFY2uPZjwglQ1',cUPMDTk: "\/post\/4786239015?__cf_chl_tk=YFpBZ6Y4VMxYq9hgvZXWBTLR4YXccNt5mWnLnfwvKXk-1739374945-1.0.1.1-xseghCVUuCsaOajNLe8KZREnE8mC8Bw8qnYCytnz8N4",cFPWv: 'b',cITimeS: '1739374945',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4786239015?__cf_chl_f_tk=YFpBZ6Y4VMxYq9hgvZXWBTLR4YXccNt5mWnLnfwvKXk-1739374945-1.0.1.1-xseghCVUuCsaOajNLe8KZREnE8mC8Bw8qnYCytnz8N4",md: "uHbofthWsUETZJ87nRU7r7dLFuqOggJKGuRpSFb5uOE-1739374945-1.2.1.1-9Gml.evKeMnvzw9qkgRiiWelgHdc2rPCbzjpIBFNAGZ2P2JfVHCDts.DmxtqZ3c90eNxLZvQzbWd9FUlfovlqZNAwO2vSIQ71RQH7.OyxSjg9AqH7jERfjU1Nc6BtN.mz6PR3oJWlRrF52mpTURIzzFGBSlvVeELKvh7_n4nb2.iy82NgRnycy49dnG.D603c_ohU.prYPuMl1fPunFRBBkEmFrLDcyuV.fFkJagPjToNilmToapLSUQ_nE3v3J6TGLPbehbBzgih93I0BnftgvLZH7lIH0kx9GDCXKp1RypV7xwV0VlA6TzTGIHi5tGjhAVnggwpmDYNwIJwZOg7yFuDGn1suls8Z5nw5lWknY6ckK3ixevFUmAxgo.i8yWvHZWdfrGOcglnnyCBCM28GoBRpAmDYHw4DBy850Kqo3hyUnBzjMfcchPOmlFBj.pr5998QzqCAHXib.pVmhO9g5fMKRaq_SoI2hYioXlub4m2hnJijvQ4i.VefvuxFoblleYBu10F8bt_Sdp7rkCwgLRaLD7yTWaUJRdwduQ6ACi.i0NHFqQQAzH.M8D.TFxTKk3e0mdbKLIKS7SmJB9vNVtjgRKMY2LJx1a8xwZsHR9al0MhKVycW..X3Qo.vLf74GdDfCpVnQ2BHGMRUJ9qb0pIj7W0EnPGTkm_cb0eVYnA7vxu1QG2uNz0ySL5R7XAWnmyi1vY4yUqamlnsOvyA2bJomxySoReIs_4xCis0BOrdhOWoezRE3rG.B1pjfcGq4O.i.E3v_jjB_91MwHSCKO4GQcP2f_LCIk2KyKCbqz8bmNctx7BgR5M7JHElzyffT19zckqpn37fQFFBe4BHuP1Zg.nvMzfkxSLb.4VB759tIz2RBRjVea457kw2rXnhjOnc91vP7G5PbLDSOD.H6W4as22I1xZVxaheRDxYa.VDJ5fiW6MKBpFD7A5CH5GO02cHNEz75hipenTOGy0_44yB5dypzZ6Sg2zaE16Mq6thIGMTw7ZwCv4_ENXDKTEZvKoLPyneIbzrr2dDssIrMmGyRKx2oNg0lD8PSQ3uuXzAqjjo9oYeh_AIeb3gOdbQmKFVP_wYdj8xA7qTgZcC.BbDzUikmUnvM9gE8GGaNS32zzZ1.GmUtNJdlRp396tHCLm6foe2A8fxp9cNyjoyUeSc6GiTnaUejKn.abLsxhsVTMOThtB4NCypCGUw9AKytnBreQohJ7n4HRXNGA19pVFacoGTb58yMCqvbvZyOT2v1dgfyA717CjdYPft4jHMqUZltzK2L1mC4L.ToI4wwGK7ZplVrTLLtwW1Pc1KJoUfws4kke8bQSxriqZSGQdAa6qFMyVi14.wVS3.U09Rx1s01MKaY_3ymF49zI21IQxplZCHRKizf9uggLenshaH495NrRRZhBiOQxYJWQcQC.i_I_odnOCDtb41qFQxU0FFvKaWiqUjyJNIGDwirCzs0PDHwQpzLq0jmfYN7ulvUwg6s4uf9HBzjJXesQ14nDPfRGgqXnf4DYjDzFhdJMdC.Q.1RwFgVmEczavQfQNTI9hV51lIyzCqJVSO4IXYlsavJu8kywjCNOKcH5.TOu.pd6RxXXHiZEWhFmmPpjZnS4ObNP9pV3DJo.aQryw2yI2YObMYBR.EH4r4O3Ri1xJP774IvdznXrQ95vFMMq6j89UiR3gvEkEJb3jvbTn0eQ8ofP9xztDTZjPEhDkF0q7ZzROwoMF.knadbn8A.hUII9ctRSnK0viiZMBclw1uzs0LV6GsLNiGOektdq0gsV9tkPdttZz286ID5m0GETXwbzxtFk6dDEH_nyuOASLO8Rt7x_FUYUhhtn_.ScxZE9SqTYmZ8_vXo8eANBDZXdbbKHJvhf2gdx29SOi8UrbRbwYrTFQUG1V2DzdyFxxbBc.EWbNEVMlaIm76vNRr8VTb4T0oysQE1rgE99TjVuFJrXu4xTZmy4RTC6FvgbSNNXQ0VsW6Gs7Xj07GMv5SPHGfItZ5o5724mVI0RZWPmV2V3fO1QLuQezZQzfKckZGnG5D7LE6l8t6i1EWOq46mTnMQBzTpBWF9J5d2pzXuEebGKJCWbSVSLNNpJLFasfnJJFDzcHToSGkgCA5bFLwum9sQZZuCtcfJzW1_147jlX3fPy0d4FcREsjnN6ulfTRLzWE7p_zqa817D91FGPY_SSe2HBB8kLRskorv_qMXXpzkMkb3g72pthFIXSu1fVSSZ",mdrd: "6TsXEOS0oKrt15P1HRntjxRhjfWw8pqWMV2KQzzD3wM-1739374945-1.2.1.1-HQTE4XTsJhieSLYIvaN_xxkSSAsbsi7wOMX9mhwGZ2r7hwzWYdbFRgMAMKrmtNz13rKVz4kQPcwpMZCX57nKsbKgCFhnc1BnhRcz1zQjPcx.oz.ohsQTvNYRbuABVEiuDq1traw.7s69s2iIqRsotfRY87Tgqm6865wJ4ZVV16RjZHagAwzymw8FsrBMWeyyIGF8lIG2uwxgyxUqvtXWw_RslB5qoKWlYH7dKNEwKmR_NT6RFLq.IPYeW3Ar3Uneml3IBq9dwG2kRyes4M37vqhTN25OYQdP8HePvrNcZgUcpgf.VcL5wGPTGdUK8JOFFN4Mja7InaPGyzyHMl6ziREmsHENmY9AWhazPEntOYqCxvP1OuVu96S2v21BSyyoVskIBUQIJ.JDJBRYg4aMh9VF8Qm6YvXa71vteW5Ge7IN8u8HtU3TeiK93LQ9Rybvq1rihRRjZS8qjIqkI8Hx3Wmp4ZJGzLVPJyV0xQ7cX.3rX50FKrRJ0NTyTiYRCexINxzKpvdaTMgjNfegYjt86PuVtrGz.2zK2SlLYUtcQNUIm_0_L1TUEf8M.ZobACqkX92lsHJ2DT6l6xVa2ekQf8uBscdAnrXtD8RnKvYNo.nVwYdKgnvzWujG86zDu49lYNzoF8oh7A3TeguWzFGAyjd7_XPNiBdSQ4zPmKNw7sp.p.IuIEbmYL979iR2AhILIS89IHb.4w._qris4LM82dkoP2QO67fH8sP2qvtaJm9PELa.EgJQOUA0awpNxhsHgIfhsrbUl0LGkrzbm6VWIkKhVIk1b9dbueKpvZ7IFEhQrETpqToPMht71eHdtJAsNnAFk161_ik1gKY17XSNAIprsbRgTvP._ds4p489TpXKbjiV.cbleewAVRJLMdfcXtBfl_PfCDNKrrXtIzjToJuCcW_IjEscel4LplHxoTTZpX12zUYa18qPO5Ohrs1CnjYcdu_SRrDXrxuNejtHZbyPffp1ce7RH1Lwa7quXXRfEMrFnRW3pU0W.Hi0srxHvbdAOMsqjVRo_jDuC.Af3Rd69ga0lg..oqJaUxBUFrIWzf1EejnLAuLnFVHCNq_9fcm2IPN6LZU.8kY0gd5qokj8LPZkc0teDSi_pI3L17gZYoZzjyLg.V26FLc6CpecF2z6MFjAT1kSov7MxgMxuqt71QfDkFZX7jpASr_6vFuz8YzqGIJhTK.fDFpb915ELUhcJVLD9GbaxOgwH4YTBiQhtckulkkdfN1g5EKPo3STts5LcP4ypeHeZ.e6nRYxq.7LtKBPjX8GYfyAN.s8_KxUBshgT.2kaoz41UQK3vHOmpUEiZ0DNAw73RpPrchbMZ7Trb3gtfv7vF9JoUUaUaTjm5F8rOth_Jkl0dxoawEQWAYR8KSDSCgWR_Qe6G4CvZ5dPwowzMv7RvTmDfEm90wiFbmO9ToT3oKV3szqqCua3X5HY6T1saz90Dsx9PRRpd9ZitA4edn9udnLgcQpGXSuO7ukeyQ195EuLVx_xaSM.oms_kp3Kd5Zr2BksqVjvW211dtovpONXVxje1HZKzk1a9DB.W0lVBEF4_u6ynlJ_0fGoYY8wX8mETlxXZJ77YLVNYNcDj31HSoktnamPQFlXy3Jaq_NApZ7lEoOkr0DMbn5gRmueexhUYWoyjwgJ5nL372plTS.c5XTk2DSSahdxrjl0yBfIXT9Mm0baC1p.9XjIJmnZKZn9j.PpyxmDOEcHX9Ydp2lPQc2ngOw6zxVbrj3hGMkJUsOUiT.Enw2S054gc4pSELxnNt_CGECTbkRkUXnESCvfQCaKET2m8CKTZLFwCZx4tgMPcpVLPw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910db0439a7181fa';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\/4786239015?__cf_chl_rt_tk=YFpBZ6Y4VMxYq9hgvZXWBTLR4YXccNt5mWnLnfwvKXk-1739374945-1.0.1.1-xseghCVUuCsaOajNLe8KZREnE8mC8Bw8qnYCytnz8N4" + 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