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-432250212745.mit-edu.top/post/0518729436

  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-432250212745.mit-edu.top",cType: 'managed',cRay: '90f241531f52d643',cH: 'Csaa8RJohiw0kmjlaJcVWIgBiNXev5Sc2Rw13T0NZdY-1739087286-1.2.1.1-gD77HmJq15yGiZSresI0nLbrPyLcU8ErqyqsFD39rW0z.06EoodpDzkpVffkU4s1',cUPMDTk: "\/post\/0518729436?__cf_chl_tk=bAcgVi82JRby6OtuiqDCtKXHMDLx5xxMKcVzZJAD94w-1739087286-1.0.1.1-LcQEqXqN.eZNzxMKHL3qG4HTkyhnHi5G6MjjHw8s1QU",cFPWv: 'g',cITimeS: '1739087286',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0518729436?__cf_chl_f_tk=bAcgVi82JRby6OtuiqDCtKXHMDLx5xxMKcVzZJAD94w-1739087286-1.0.1.1-LcQEqXqN.eZNzxMKHL3qG4HTkyhnHi5G6MjjHw8s1QU",md: "yU1qe_ljtyktDzxqLfnu.vVAI9EWm1pSXuD9C5nrrSU-1739087286-1.2.1.1-3nytnMDYU..mBZ4Xlovqmvzwzn6ld_aCVUOuQT20_yBUOZHv95AESwR7Kb59sQF2u9BjTzt7rW1_bpyqUH_UElLNDAggP46CtaeTv03_Z_XbYRuUTUCKvBLvTGQkM1vEG3Uiue0Ix4kPAyCsPrOH7EV9wguARqFDc19uJ6ptwTd95PvWiJnWcglXGMe5TquxQ4vYXY3VUZWRyD2zq0iJfWAj6JmvqY8EvddzrAQY3N2.pOV2t1nU.PoTd26CYflxUYRdGhwOChZfn8ROUKQ_7rlloVH_L04UkBtEeFpyDLrgpQ6MwVCdFZvgTFuSu5PaPxnDrqZBgdb3GeYXtv23mkfJIFTcLHqUmUsZFweu3Sh1HyK81YGaNrtO07jReG9ppXsv.vKHg4NbWHCkMrJmT_mBd1716hw8RYvWUMfCupNQOhIbeGrIgzauXR8NX8H40zhvGge7.43fXlSaidyk8dyXDnTUj8oarqdGf.7dn3HnKEiOJRHUGKFzE85SVikdSTaKiZ2kahxJBvCg7hOMtvgakCOOo_TMZc8e8dSkWpAhnEgBu9YHDmMoMnBDmWZ1R5bB7TY8dnTnUFgm89IsbNRa5OD5t.qnZZDjH24iLJLrmdVBT0d7L.TbHgmuPAzRPKJPof7yG831o7xOM77uUGuJnuwGx8KAhjkZ6HtVgwBvrehCJKH8_GbyIdzp2oN2xWan0KuP.nhCazRaoqcGA16C.XTwE1IeNfJcxhE0t7WsJagkY4e8nLQrMOix4D9zp5M6sSTAEsobCgLcMcWRPGXmUJ8a6vgCEbg9TdeGRA6yccmPuYQI4VsIqGEu2N6EtGvyuJpV3rFVyww8QcSiWYRBLL2_8Ya1Eyn1Kj6Rk1XK8pop8.0qie2AG9NgHnVGNpvWulMOXZVmWArdgcnQElDnWYlQ5MeEnELj5nJusHmq.I0uWuIvoP6r0j71XhdPvAlL4e28IeuvJAmisVomtujzju025BtfjkZN59oDweq5diy0WgkTlsw71uZyC4J0rUMLJNaflL6weuXa2EQW.jV2ouiIKCeFbvz.lsetDKOFDqDdk3NyxgOjr2jsybfLfhL_qcizKw_NWQUl8Bb1znGjTPMP5bI6iICen_tCDiJjTwU_lbhjlBM23DcCv3muOxpFrLSJ4jCdvdpl0G1nRF8BVmoFcl_RxFykYzwHZD10WT2TC4f5XUIFZanVDUHxVyx21.gf3.g.KEZKDwdvY63XgLN2zwxAll.mXK8xvmB3t7HifCT3woeDiiCdxgTzbNdb24FG7Pw79d_TxPg9kEUj73JdXKY6XitXCGLH6EXh7QTasthp6vCwaVV8vZYI05UIxmfS8kp_lBc60D3cGMZrLh0Z1htceimv63iRDkN.g6oZSEkmmil9w1KaWx_ETL6jA1yjC8ELXlF5qujvkHlITuXxzB8MKx9PDmaekVIR9NU0kdB.vi007KmGKIoBvbxqUn2Gbui7YGnGmyN9srrrvE1LN93oI4n0War8b_Og22ksQWfeCDJpDM7KoRGen0iRZVc3IlQK0GWwusOWb_afxh5pCMe6lC6Fgu_DaF99rxpEtLvXXidOnp2FA.c7X42Sp8utj8BDoeuc5GJomFW.iXdO2Vla7IXJS4pKBNnnWmJsccQyI2gjypww_0PtNqy1fJ2LudXYu0ptym3juunpeGqTSbvwL_j5U0svQ2mF6.k7Vg.vJzJOPxYD1XKb2NrUjz8nLezGGqBjbnjqDmUhbfTX0kBCGLNE.SnX3J1lDaTRz.MjIu4z7cUjlKcIpWd5etzhQJb1g5q66bWkWgLolqrYwq4wLLv.rbdDtpgSHGpsPbXew4tZ75Oj3H_eqNWhpLyhbD2SuYnWbF_qjMJdMJSSEQrX1BoINlW3CcnIlQVVRBM8ruB2ltKyPZRGP5cIaw7G5I0wnmlxHqbYJu6nUr2uOHRHsrHBkV4xSpZMHYg_Qa4J73HfPX7jAFPz4lDkM1sB6eipfPtsUAeQQ_Js095C43IAALiBzZZfaaCsNiYXmnmb.eZQ3j7Nv9BDLEFQGpwej7.Icllx3518rsX_VZK6mZd.MM3f21FbMALvA8Pqkfwc1dqD62JKYuZIcW.OL74FKypI6ILXMq6QqAIUc5dZPVvPh_Rt9LNRtiJNNQU1E_YNqesUhP9Urnk9.IU.GjYw94HZGs9ZT3zrupxwBoTo.lTkdH9o_mxidLPYrK8MIQnXSF8_2R6UfWOo",mdrd: "_zEr7jzZ6hC8XtNPB8aMh71iY.qyOpCVystpdXI.daE-1739087286-1.2.1.1-uLc47lh8hv9dSwHrRu4wGR5cXY.Ntac2HJjZdx.QUBE3rpe5P9wdZ40lpkIB3rI6IY72fcZJomR35_w48.AoGkWNdHp9VvbQAYQunq20gek0uK90cvcUSdTVTmQlpVWGDUGqqSZxXh1BTT1vHyG_FisVcdtgfrGo6mTvUD9lYbyFWBgOu6dvsgHS7cdxdNcRmuNg3xSOQfrKc4ReIDRZ7whTpv6re4s5LeLER7ncFdII6tXgQNpsn9zeN8u9uzlfNSzXMdMNBx6IcHFaoERARO1irNquBNTv.voxqZiDTnA5d1H3zU7PhRK0ojMsMqrITC_T1r_s9euOm9gMJz1LvVzbYVhHd80eLw0Iaj5hHls0v99rxoVDqLEo2A1WBiaAqokf3h3dlROfR0naHZZF8EsG7vv8SFf9DrArl9RvfQ0pMRzHmsCYI29LKKGgIzdmI7euTctiu_jXS_aGcyAezDvP0tVOebFZpKymZcnQCnS7LkRTEfPyGfim7tu3SHcAgJ1GAz7u4yPGnTMsLGVX2rfZx7nPuqhfTijmi0RMB_5znJRyT02lFJ.TOPJW8oEqbuRI2HhCOgoM_0Un5gG53r9XQun6cYuA8dowTRX5GU.jbVcliU.CyeeJSXimwXKfIZjviEUmridc_tb6vcB0DIdBpqbbsblg3KK82OEeKNUaTa4TUjyCmPORRMYGnPZnEqW3h8ZsbGXFvdLXtvv4aj6yXsaTnVl.IQx3YKVXLVpx_GlxU6Wl4FEiyAaVrdiGNXTfxcyjj447fApRUs8J05pmAftp7JtKnyNonBJBxjadY5Ck9mjOueAGeA3WFBq8aqo13vcR4MNLe9kPcEWWrTzLKo.MAyWPcgPZDDoaX69PILCB2tMhoKOAgizzxfMncKvZCSPLQ3euRkMkpPTUaJuePzm3zyqmazNcLTN_j9LKeyEBmDTqFRytCthBvawa7k8EHbgGsuOUiXCKEBdlply6QOTwnULKLmMl5MXqtxOQ.UVKK19f0kCzZPV6w3bqe7.V7ZWh7QiSdPTd5faHSSg7DmVXk9SyHde5mpzp7O3zRVUXLEGHLQueJaccrWKg9YdAtUFtUVGLTq3ZYSrjKXR.smrY2.szTC8cezRzcYwzL4NZH8eEig8Bko1I95oICAG4jo79HtWHvG29v_cTk4a_yrEBHJFrC4tEFTazKzL6x96y0miP2YS1lnvZBCkwkUa_Ju8IWQmZJ077FhVPzdoNij7.uetHSvBAsWSkNMX4KKdKdy8K2OllN6KS0mtUedrhbsD8_BKHGKgiNUyaruidqbQYJx7XxWnAUntClSiAW1RrwY5igvmYFX87DQPtp8LNFElfVD4YRkTD6FQW9B5CgxGvbaisvjdJoNikcF5g3VUH0oFnUr248LpV0yDXlRdyMuCmxAs55KNxCuEBu9PnFNNYDIj11l.5VCMo8pPmSqpqHKZH_wBU4uTyyb5xHdVM86n1XnRtk1zHbKghWSF_mweg8oPIadjOZvRELVzqse2VSjAnq4MaKP2g35zAPMFJlDtvSJevjC0Bag0lAzsVNbHPZLQSZmUVGBNAcHqi3Th04M31bI5VdVH0mUiBxn3MWGYYEhbaGha2EVFxiiwi2dBX49UOcEtWPks1mxsHBp2eIXDSJGQpAuaxFvmigtFzFd3vcC0ygPMQX_3CpKtVWOUaenCQXFncm7IWiV3ZPKwZci3Yu3M8LZwHsqpgRFrhBIdZ15zPaMv2k9fEsT_uR1b.Dleq226vwESQR.85h6kZ3fGpwtZU07FHmPP.ARE1U9xvnKwCaQGs9KtcsTyKescSNz6Ap9mYZIgZUfM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f241531f52d643';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\/0518729436?__cf_chl_rt_tk=bAcgVi82JRby6OtuiqDCtKXHMDLx5xxMKcVzZJAD94w-1739087286-1.0.1.1-LcQEqXqN.eZNzxMKHL3qG4HTkyhnHi5G6MjjHw8s1QU" + 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