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-393126972936.mit-edu.top/post/1953682704

  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-393126972936.mit-edu.top",cType: 'managed',cRay: '91103c3509c56fa1',cH: 'CS.0tMtdq5dfse.ZcSYdAZmwgwPNN6NBX1OwLtEtp_o-1739401649-1.2.1.1-Bg3n5zTqOvh2cRfnOcSNzilQsmkBYg2cVwSNM6toUGG0qD4jXYE.19WjBSP4w6YQ',cUPMDTk: "\/post\/1953682704?__cf_chl_tk=qHIpDBOjBncmD0ZbajAaZ4AGhtLlokUPet.VGJFo.vo-1739401649-1.0.1.1-eBckqfsVV_.K37e3TQ4GpYi0.46JucLCKiiEQ6UjNls",cFPWv: 'b',cITimeS: '1739401649',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1953682704?__cf_chl_f_tk=qHIpDBOjBncmD0ZbajAaZ4AGhtLlokUPet.VGJFo.vo-1739401649-1.0.1.1-eBckqfsVV_.K37e3TQ4GpYi0.46JucLCKiiEQ6UjNls",md: "8BhIzus8U9vlDqP691QsHXrGLukyTPpyJr7kt.ojJDQ-1739401649-1.2.1.1-hVwPxYsxrXKkaetNXe0SzXid1oNAmYrdVzlwUuXPmNVwftP7Vvt3oAqj0mu145MxeQSApqbWCwqm6o2v0fpaoJLocg9mQB.soupmbuhnLSKtXo6amvYAZE.EYyScaI2.gOR9k695_jshFMTee1x_.389Lvo.vOp0LX8jz32WR6vIokMzb2yi4naMgavJitbiZgApfIVbmfzhR9n_sbGOKStvOuF7oNPW10FoFQ7gGt8wLn3yn.66wI.Oy9fPdRoye9YpiYRU5QvrxeXthEvAVE1a51.n2NpkU1V2tssN1YAyHjgem7wrv2FCDpu8QdURhEPAAAKTo.gMGvroRVmXurmHCHafUu817MPQgaM7klurKqjo8SoxI8n_lhkqhJDSE6LoUwxSpoDlnrQ6LzwGecsOuB_I_IZ724VB.hKOp5UAZdihqpzfa144TanUV1UdYacoYU0PS1g6RgMS3g2s1iFwZexy.Lo9FCafGsD6HhN0.HIot6F6Aa7FLmjiX3FB2as8tjx3u7NN1ePpcJ7Qv2b.UuMjMkvnMMNCwFtfVc8TTHVAcbKs2G4Dl9c56PDsggwERcgK08b.4amaVfIdPhD_63WwUyLtk9dNWf8ihy3tdNP5Je_FeE2QAKlym3QAn3_tKe_MF19i8a733jUbjf6nyzJIq0mOxpeNdV74EQCNh2H4kp6JEIvKCISpVCMILriNB4FhklGJGjdaBtvIQEMjk8za7KT.V5Bwi7YCRZu1qzhUJ3kLgLGBFq7ugUSFz653jMFPvkK6r8FW03u9K4V7r_wT_pbm9v06u6AELGdCIuLoTPjeWSZ0_ndWapylS7ijrQ5KONmMQhspCK8WtcHSmP.XEAzC1u0zx9YD0eUr5UPIuDnW91_awpI4AkW.EHcEhUsL_lJbMYqENGelL6xuWNUJBxqZ1zQhqoDxyMcS3aOWT0BJ2.7.5.0h799zrtQb14A0GgZyBhOFrLV_qO9nWvqEDJ.lbKxgWcIJNkorFIBpGihR.jByofEVhGTa6aQmGK_.QRxqMEbjmq6Geyf8S.a2y_w3aDxMGBS95wlIfumlAhwPLgMeTgC_D7QH9WmjmAGOro08W1isXXivVgeCW8VHXKnUumpq7KKcvBW1gn5bSwKoQaisxZU87Ba47x1hIS0XVaImSePChfDM8HP_YcyqX0RyDFuUUWDxiSehyYNNbmpyfLd5vn7yx8pO7ncETDh4z37BWnZB2_UQiYMouX_GycIHroDifslmZWYsWl8bAsKU6Ytz3oiLd6mnujlK21SiOzcrtzXOu9_fRcrTMFDJEB7iQST1qtCVoGeWwfP1wtqVAcSZ4ieC.GMMQ2k7LQYAR9MebS5v3I12FRNuek1JOu4Ahu8nlt0yoQ9Nw1jsNMRn8HSkLxTu8X5DeBiBNrcpajEv3QymK3CAXRhwQ0iBPT4oL8Gf4HVTEJblKDziksYNMC35i4gRboPIPXUS48j_MNNmNUYu8g7AhGu6uPE_sZZnkAiM7luFvrj2hIjeKhXrWioyaU2ybQZA2fxCCho8SKPDkPqDZgB.qRY1e_OzZaaSNaS2jTisCTnijyV2KO9fH9PBbPC5Mved_8AVm_Rd8mn9VA9TQ7SjPf54Sc8HIDRdAIZ0oUVFFu7cYhX3jl3Vg5qDxu5oYG7YEjYXqSc3_f6iPqeM1XCDM8vHYtng9FGCnvF_0xpZUXahsxX6eQ6aP53F8pELGp2ULYQ2kckm6DqK2utvdK1JA9nJFC98HHNTMspA6GRaYCm0Rhdb8HwdZoB5gxmOCeBU4tUj_aSC3ye.aeljoTWdjCGSRHkKoqpFaZae7YNNfhC8moemf6UOurjZrClfsQCqI2OCZWfg6jsdPARFKRdNZXXLXHyocNTrSqruUKwGfbq_OZyYC2E3sLAMBXf1sXIB_C3DGtYh1kcTCkKFL2lZmVTNQznUZz6VNUIgbn97m2M3FlQcWNGuuyHKiAd3dmWB9G739BxdiPyBggrQztYYp9zmiGu05ZDYJtScqmwB.SkNFdZhlZaVD39IJrm1.FwTtjHOMFXI4AYiPguVjEJBxP39mTCvKWedwaaRSSfejQQXhAbr7mscSqNQqUlM0zWA0s7N8lZ7O6TgC0_R0jOaUdRnfJCyqoUuk.3P8jKWdH4An9bEKv41iT70NU6FFv5zfZcM4KW8rBusADlvGunwKYHwEvM7qwaJHKG_mPVPmUKjOv34a37VaaoHDtMBOLAH",mdrd: "0FkUaOcPYgYLcJ_xCkhhZTH6D4B6Lf7fu8rQaIX3saw-1739401649-1.2.1.1-Z25AX.v_nmFDNeVS72PJZ.WY7lY1DYLcOeY_cQiR_6TFV_s_XacDefmXlkXjIuTmmuNbCYMdD4c8OhXVuilkNuJReniNFTzpyvNz0oHnUXYAKRVrxADv1XjpkRj8ddYtRlQozSowMhPHqWlv__FeFsF.d8Ot_h.frUfFF.KCzP.UbFvpAAhFHPN2H5DM7fYHtdlGsTlDtoshcYrflvJ6O2tbwf_OowGgIl2.cNwVxwCy7bs6aAcC.ErVllFO6MSKJL3DQli7uUy_qgkDVudfZdOq25ne3m2VU9v0NobMvXb1MWGSSEeSzWYP8RJKw1zQXT8pAStJjX.7EyNhsXSaND1yEs7nHHlszG.8eW_L.WxYDqfwYpUdJGFtmq2nw9HyzdomaQQiDjoIyB8TNzYAGJE8qZklDQxtqDP2l6l86WtYztn3ZjI1LKD9_18F1DKV6ZuUAYCjt_VcXi1PmlhgyK3fMvOrhzW5kHn5v8Y_9rqo4sGtVB8aXMQefsyJkhyHaw2lhKO.8Jik73QVuSb4IkUAvg9hdoKDZgdLa.IcsB5s.T2Ni98A.LnBDpwwFwOazKOWYVDJtHEzx.CFi_ZbrjnZZIxWdfdEccgAvd7jKmnD744Q01jIaeR6U8FmihzAmanRU.MtH7hSfENq_ypeOZoCMqxpc_hJ0.ZBkY8m7GfPx1hxS0lR9aEr1YzlFlvwOyizUQN6BRkknqQEmof9KrPTSdJ4IQBbbR4B8_pPdw7I8ITKnK6NY.1grA9hiavCBkACASOJxow5R07mGQtj8x.uva27dIh_ogOpvSyvtddKcBgZRQnHmibtF3ZlXNlJQznDAZydcl036KI.ugO42vLjYV0pR300IH1PezzZKmRnDLJGW6hbkunvijD9PqKe8jqfGNvv5kN8hZVRN4t43jykndDPb15YL_DzMnf3GcFPCqUYuVEWKChYy3O_WwmbsYDH6gv4CxFkyV9oS_5li0wid4w13bIDyVE2T10Nkb6NlEYkbI2S8fKlU8fOx.AEy0On2t6E305.G6VNc1YcqUd.rrtXei9WeuTuKjB0cqlC7CbHSnb5KDQLdgH5vlFzImjzRH6XgkSVfmoX4WG5Vh93KTF3HNfcuaw4Fn0D.rTCdQuGpIlNCsF7nC8la_8SvZUe8Hp4sjxflHSrLJovqOqdEDjFpDkmP3YiY_3oVMFb4NWSO_mnhCGpcj7ZiIKh6EdrhXE7vtN5IN6GlXQ9jrrtQl16cajTvrz_qmkDjjnDqAsp9ClxxYRONQxYuXBegMQl1KmiHvZN5R0dJuLttAIUwMIoeRDK9LWnwaoRqp9GVbuHK4.PoXwV43GAXvu.vcELpx5GzNRAPbh5.N8yFbrzdi2zyJYCKp3YclLANqr8h4vD0CxhOL3FVLnmR5Mir9ggcpVKUZRiSvZckzP8YaceI8jMxoNO7Lok28PWy7BF5TbdvPcKNFCMsrORURzwOIU7PC220oe9a35vnxg9zyrnEmKR6k2MBK0EgRXBic9YgR4atqeVeiFXc_InlVG_m0tjSsFfI6b.KkLyFTymZz8DDPliEvwucgSuYlGNkK5YMVGIBvTrQ2NStkaNysC7ACagt_qzTIcWQHLsxxDkRuPMSO7iM4sdPPTG0JwvxtwUSCW7eaaz_drr1Ve6Aq_GYmGKejdKUfk39hTu9INAACqJYwkdIb.ZKH2mQzDR5.kcOGLEaTPqyAhWx1yz.ueLXIA1WbqlxMYEfFCqqx_h1qLoHGNmqmdLLTr65AD8_Vs4zXO5Be8gFErUFlWMQ4peL0xzVfa7760IgJoPvMb0m_xrmgEHCYpGhAQRnEqrP9Y"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103c3509c56fa1';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\/1953682704?__cf_chl_rt_tk=qHIpDBOjBncmD0ZbajAaZ4AGhtLlokUPet.VGJFo.vo-1739401649-1.0.1.1-eBckqfsVV_.K37e3TQ4GpYi0.46JucLCKiiEQ6UjNls" + 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