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://316499.mit-edu.top/post/6057419328

  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: "316499.mit-edu.top",cType: 'managed',cRay: '90f80f575a88093e',cH: 'TDuD1uhNQ6hBgNwxc76XMHYNU6wPnfXF1AsYiL.ec3g-1739148153-1.2.1.1-LkgVfwqXBpp.CiPC8LLB6agNu5znRw7SUCWHp7VN9Itm1ioulBAZicYgGzDgVWTT',cUPMDTk: "\/post\/6057419328?__cf_chl_tk=yZqb6oPw1zysfzH9BHKuUc4W.ThF1LrtYDW7eD0oDFI-1739148153-1.0.1.1-NANmF.Tj6VHiAZSsNJUnsgFMslOGWprExRQLtx1qzjo",cFPWv: 'g',cITimeS: '1739148153',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6057419328?__cf_chl_f_tk=yZqb6oPw1zysfzH9BHKuUc4W.ThF1LrtYDW7eD0oDFI-1739148153-1.0.1.1-NANmF.Tj6VHiAZSsNJUnsgFMslOGWprExRQLtx1qzjo",md: "JQP8Cpk_Yoe23Yr0LRm32e5gKM2XMuZFBEoRu6PzhQ8-1739148153-1.2.1.1-tM3.urUva1NRbwOFHFcJnYBWt5D8xDZz7HejYvEBFjM11Gk.coIBoWMKh0KG2l2SOKxuvzb8RAyCLw0bgH5k6.k4c_H.wYP4iF_7XukxvB.d4CwIxb_wlGmdk5qIy57aLvscAmR3WYXlXWUx6_IVByYFw4A85iYdSWRLZFbFoNjG5vHhKmjijK08HNxdBW_AI7AiJ0uaxUdAzzaruITpsQXXoA7ML3XmSNh0dKStgM42rsA4uxeEA3iUyZ1QEtRvFsJP1M3FPErEmeI9uPFATdRifrcPRHxfRO56jG3IBYEhHNLAtrdCY_bUWcYj1vKPFPyw4LONoHaHbVH.Yw5LUzKiLjxvl9r58UspKuan.gIF01ro9VR4okGDkvaZRAsNzXehp6Ih_Gd51brh6jo_U6OT.hwedEoDgpgrqXdUbMk6dFSOGMj81uXlwJOgtmIx68vnZL7nWbmnZ7FMr6dMUiZOfukXp5t50czJG0smiKFAnKRqhvMP2SxCue44ZL014GcIIHb4xbqK4uYpPtseHIIICwIftAgxXNDdclcvC0Zxzfo9gVxwXKZfxSqv8koMkPSpaiuhDEPkOTWpjBe7BSmF3yLZB32GIojEJqrQ6wPr.hnr3T7A54jqzZIQFdyvPigH.ZCdStbGYzfs4X6oH4uMOgKNhHi7IWanHcEbX4YfEW8_cTmXlgO_Dn6J9baJOnlFV6W6NlTqCEULu4SXFdbHs9503LexPfG0VdsG0wo1Bds2FRxBnUkChiVy6X5XhvTiBGSNl4lKjCfsSBVD89sYMHosk7jon_mZaAUENdSkVii_EGX_Bd.u7iR3qtcXBI_YNT2epLSXVhxdg5P7.TpvvdghBJBlT_eXruNsJzAey9uJ8QazoppY6.lu2HskNk4.TwSCtvGNWw0DlOAveeicVnUnJxvNJu0RToOp4j9QqXGXeV1YH3h_JA6Fu9ySVM7gM06l9XC.0I_JGS87QQ8R_O6BclmSIg7t8zfDKQujq4u0TOjKZW0QMhYDNETWIYenrMijDnwRI02Ul5EZik2FMFuUnFESjsJq33_E_QHG7gyx73giW_UDUYQlfYLfxTNJ.TFD_1GDnE9FJnCT.llbvog0.pNZkotEkjIBjlWefp4Xu1pzZsYzDRENMew9OW61CKbIUSBaQ38ELMZ0AKOzltYEmvGk9XlyC8XMcJJeZnk8TLejx912c4jBdVlQSYlaUhBFpGh2jJCRoJWQQ9UuVzffFBZ8MAVianqg90STTiSHk5lDelIVTekTwocKImX5uGaCPI0oeKUuanRNUrz6qKL_I0SK4aXkXeXtJgwtc9hmH.rkMRwigdZb1oOFaIVnzfpnjbtusg.VZS2X8YWaocq07ReY3fWJ4FKZ1lHxkg_WcNcatAoDugQREDLvjVBK3d8BfWMxGRP8rWCfbm7KUYH8xpVwmSIcxCcmhC72bYqjoFndhg5oUlNP6kUbuRUb2e.EFOT7egUHnnoPws.bg03gbml6QIdKu2J9xsZTr.4Xf9oPuTWTBHDJRdzfeGa3OlIvgKfuf.yuUuRCSJhOZPO26FIzFZpBCpSDHi8uq9taJtWTyl4IU.j6WIPrDtfsZHRahJzk0GyBpB1kJb9B7HUyEvf88jhiuCZoyrqDOYAabyuJiRr.IAWPrjvjkHeRHJCMz9_NqgTbmn5pABnqdOPzErPDiye7F6tCeDWSUbltevctHm9LNq8bQCCXOhiP4_yTFawMZPMvgrPsov4G0ss1rnyQAp5K4Cbdc54Z9hTuFnnN2eQVDJZzZRgxuARFMOjDbgg4.r9KqTOi7hJTa8p5NPgzHGhew8YdnVnfnCrajZ3xE55.KTD1LbUNpOJI9RS6PaqfK.tUrsQm7xRhe0PyV6CVj3lEPmrW8FEEYhoYTz7PR60NGHEyadQqmkdOrfP4s06yma_Eifejwbv.MWu7c10JyCuWF9U8sbID.mEmkmAPY2WKAPR.XqWdItDtH51vmlnvzsfh9Sg_nB9zMBqxweutMb4Q9n4S23smQGQRS3xsUZLP7i.Rk9y9yY_UqoK.6B37KN7bKrC50omwfCL55gXBA8NvESsjxgHVPDBke9J.U8Vp5DjplBPrhy.uC9slnj0HSvtka4JUzejI8jjy5c7tCPZyeT5wMKScVeITfQI.HcTy0lLKjZNO64JFrgdZkv_4q_eAcGjjJIQcZUl1B4TNn1XKuTGKDAc",mdrd: "pYj.t_ttaqlCKEDFfT7OUQ7W0Kl6uBPp81EBKAkLCL8-1739148153-1.2.1.1-aXJv4lJeqBTxZbSiws_LaExUXbPzMffeVefMP2kfdOrit1JsRkzkvrZTFig9SUB_0Cmwhg0aK0c.azjz_Tf_SepdRq4_KaVfe0p07lkxB_GSAwKdjyHmPAa0DwGSd1AhcUKH2ImIbpZk2MIZhWUXA9Ejwfngbq2NM49EH4Z0nhEZiq6itzacLp7Woe_knHKv0z_8xg6JZSupOR9o4fKrJt1SrYnLOv7sSx8EHSXEgC09ZtpymtN3kkeZC_UnMCnrtKmx9flPpfub47QMAynyG3hinQPMFQNg_Vgqd0c8G88lOxaV1eHKSu5CzSkQpSXy6ofYLAWS0jElNQiY6jyoLlczSntC1zL8482usl5z_uBjgRwCXvLcZU7PEmnZA2l3rwARhfz_wGZU1KJETydSpyrFGSeu5OosIpyVok.J1zdkz2pBxG4WY5LYIOKeoT6Cmt8mTDOwilXKu6CSiaQhNRWx_yeNhXQmGvZHcLqFd9_kZ5J6lsOvaCbKkhNuhfA.1Q3U3U26TV2CMG3B7sECLt7zIGICF7nFbvlsAw3LKt89isoBVeMyLJOWFDducyW_LYjow1yyR.nBhkWyd0xugaPauDZBM7HZYrtCL.d312eBSStZwjwqIrUEmTS_zPSSo6asXuLzdhZkRCMqRCoa21GY3_ZbrG2ebwkAE50PjgTRMt9qv3g73DPZS4t0kV5.oHYlfpaZEFMpLfzCY0rc_8DkgC.Qvg7iFtclXfDakC6W4le.kXonGt84DIWkuGQgay51hkabCNRiIgDghVxuzQGZ...hY.sgngF.e7GsihiWgXVUGWse5xquPpm5N4yPfRp_K6mYPHug1Jk.BOL0EJ2XuxlB_zVDHZgdgPfWTeL4HzPQJNWN5z4jrtdE41Ah9FKLEg8HQKS4TIxvVEuqZZWeZmiU3c88qieXLRRVMhXrdY_4NbTclJpbuviAaf1tT55OYyQ5YA5cIw_vRoHSWT18C8r_vDj_1QCOXHa5dvu5LQAO3eVunHc87bdgGlYv3RS6szHogFBIlj5DWouhvNR6MAoRetsmsu3_T5j3fiiVeY13F1OxLFwgR8ckeAuwHYvuMCdxl97xbfhZZlov52fqhLbontntCbyjk0J3ljBS.pdjjmpzA8cQ8SO2Wn.muBfhaIoxlt6RLslPUFtQomsQntXYkTK59wKf7sgzx418qg_TYFVxnip1f2cbRCwfcPRsNfgVM7OWvFcn9zFYgP0uDO1H.tBlSI4n9MEN7u6wTUQI0mW58ylZxzp786XinZkpak6LyE7MVHXnsySPribPuAP5j9mqO4ahXr2imW_d0BT.NdjYYJdIqGNB1dJPJnDeVOVPaNcMKIxR3WKm3DLSee2e_RGb4CCi0msGuWQ3jPgNdcibRKEGOL3FMc0Nr9OGBOcAuHMLzlgTyMLuzE5WA4M31cthghsGEKEXFY2csOtGx4EklaWrGtVeUNswpP4.3kqvmCqYIsQ.aWOTNa58NGxd.M8qW4KGrH2LOnXlDaBFHaZMahOle1BTVhuXPyHB6nuirl4Et7AXDuGyIPo6IPJ2pA2b9LpeHB4E1DgkKxbWRSc5tD1VXPJZWuJO3HbLhl8HZXEmqUbe1ykaJlUVqZX8.aZ80F6.OPV5xSDCqHr5dyLg_seK0zehN_lqbg4QYz3TLrvobe3ZHsDYNFs9bNFA7walh6tfHyUt91yWKvmWAdFYCdiSkW5QVotGbEhVJo9zGK8ZyZoGc7Odg7FTQ0iLFr6YBYOnfZOv_fjlBW8tTNrtXRqDdOH5fkL0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f80f575a88093e';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\/6057419328?__cf_chl_rt_tk=yZqb6oPw1zysfzH9BHKuUc4W.ThF1LrtYDW7eD0oDFI-1739148153-1.0.1.1-NANmF.Tj6VHiAZSsNJUnsgFMslOGWprExRQLtx1qzjo" + 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