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://494714.mit-edu.top/post/8320495167

  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: "494714.mit-edu.top",cType: 'managed',cRay: '9110c32ada15396e',cH: 'IY54xX5pIMss8nA1VCQlL.7wXsqfUdABreDHR6uXn0s-1739407177-1.2.1.1-opJdH9Anw2Rfd3y3AagJusBmhwIsHVyyvL_qwxDLaj_mL38LxIc3IbZlIGG0Peox',cUPMDTk: "\/post\/8320495167?__cf_chl_tk=fhw3LGXXLFr2ysMXrtG35evH1GU5KhQeujghspaNB.8-1739407177-1.0.1.1-oSQiwkveIG.nNqVOsXvvB0PPvJR1LllCwTfEzZQuyfY",cFPWv: 'b',cITimeS: '1739407177',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8320495167?__cf_chl_f_tk=fhw3LGXXLFr2ysMXrtG35evH1GU5KhQeujghspaNB.8-1739407177-1.0.1.1-oSQiwkveIG.nNqVOsXvvB0PPvJR1LllCwTfEzZQuyfY",md: "aX1iu3Cyp.MSkpfEftTkHyl5Wx4a0jKwB1l.DzPRDc4-1739407177-1.2.1.1-b.MVBwVSZeecqCYhjJ1BZsiqrYwiy5g0q5uYM1sirDMCEXauuyY7e.Bwv_3AYz1b12YcZ0xJNl2yo5AbmMdp9jhjAn045eRRyZWErw8I4TNaSuFsZfY.ve36QOQJVQn5l_jzY3cY1JZqVHsmtbNYIj6pXDN4kl_4X6ZHFN.Jt.TIDDeoeEfvQaVbPy6wNIyC.vTI9UbVX2wyV9cQprWSEBBdbKlmqHWsofuXj7tM75fgtc1vow7z0.JRvT521eTQImPD_FxbVXTu2VSzjQs8li7arYWvIBZR0rm4lpH9iDGiArY0tYUH_bV0ph4KINi.zE.r4p_9X6Qj6AJtJ3KgvfrbT5qLZnfJ3Mvu4T9jozCAH1.KzYylD1Hl55mBS.Gz8DY3YvJWcK0SCF.2tH.J91nKFI6RVliqYm_qWVORRprAGL2voBDbzo04dvj29LN_1YHaqFRWyuKCzFISVh8qR1fNHzM9oNn61rXcLMDPJvI2Zy26aiWk6dkDT8KB65Wgg50RhAYONnkW7Xt2yEUz1ARzhtjP6HjQlfKxA5rEuBZ4JYd5n9mXfZ1GnjsaSBIpauzFIr4LwX2GQhfouu0Bl0M6Hhy6R4erHZaq5mW3DdV9K4E.GUmQKPHsPC3omuC9JDGfIfpfgilsUj8FwPJJuqaHcCfuFaTEPdgNqQbs3dPQKIRKhWSNCQqFUAD6blEAon6XPUQzqo9HWaAx98c3eRqyTnObzSapY7QNtl5buY6skWu9oUC7P6_cbyOZtwD4u2t4n9lQrmkq71NQJkgfTowFIl4YH.thbBA164VvQUF9xrcOxxJ6WIHUJ5Qvkba27l9azNY4MGb1hfyqS8.D3ATW9fdjHeH0iGWj2dAefoh9S0AZj1zE3ePE4dRBmN_3prUTJNp_XDej_duNXvv.wKCBZyWPRSFKbreNYENerhuqzOBYgNI7ovUL_Sm0fGZIFGFNE1UnP1TlOwHcw1ame0n.8rOrlfljV0JDAJV5ZsQ_CrJaqawQOLhj339vpzaBl.Re2QRHpxTVOJbBJBY1V0WPvOYh_EHdZMGfOiUagv3SzHeuTVJJ_HViZ5Guth2FlxtNskcBM.hcPqOsojla_3Mb5CtNFBIZy5xvSpXhtKQpgE9wB4Y7H9AWICMlclTeOSD1DMT.jEEIecxbc3PiUOuy1xREmXQ0M7MCwJVg1oY3TH9f2qy9vKJkuzidWWtpRxs3h01QfJGPDthaeP2VP2oT.pQv3Mslw8cAL5MKBofu9RXKpDbAu1m4g7Jr_60j61XDNOtPCGh9NKlgQL1bSi3V0SLuajGsXsBXJe9FbETrCAeW3hyAEs19tLEP4oRcbbb1aBcFDQ9yoxSFVq1QypN0Rdz1LRs_Uha8ufyMl6kEpWKaEMMtlHL1P9ST9_8e1edFw3s4uKvxsyMQ9UV9pLxTh7w7OrrqYm5xHufuw8LmWUflz4YcWdOBUnYTNtAR0EBPiQ5ddxzt0GcZaF7J7BLxioutkB_gDiV165LUNLfEgWzfrMN95myxzA8Afmw8D7cYHpUAJGyFZeJXwoDnU_VBaN.xexfcSkdbLTB_Bl5w3KN3MtikN6SkF5rzJxVGTRm_uRdfWMX8UB77ojTPzVh__zxTgIgnrejWR8ZZt8Z0kAN_QIL7NQtO09G6z_4.Ei6dXvuYfNXblmBLJKj9w.vadbd0_2iKUiIca68dLi41CFYOvp25cK9.OasSgt0aTzJgJunI4U6j2wsJ3eT5vhsbrt_1zuU2FfwXaWZtatCtaAjhAsNOLErp3uItKSXkxLdHjEA3g0n8kI2vWcKz0O18uCLkbDRqDgmmwQkUmQnGlu00MLWSQjBco13iVqRcLg6KdmTwgMY.SX1Bd1ojWw_oYE8TrY8S3Fmq1_1Y_bMYCuUu0go8YFMB1NPw0JZNoP227ZFRfjXr4BuPSivjxx0shbGj6a0G4FC230Ig5VqtGlsQx1uytHC63WtIkki.TJ6EguyDrHko3I6kkvNAZ2n2QRzOxWM1uLEVg6UIWFksZYptqh9j92F_u9rzYV6svBNxkrhCxjlTkziFzXHt43iQ3__oQmEEv_y67l0Xv0vOlRkn5woigZNUWyqsm5l5X6b5AZXlBAUuwt4O5B2fR2XbREp1Tgrm.LNam0jKGlTTbM0z1s3EjDqeqDCHXU884d.A9nrQQ7AwxsNc2ds4waeYLaDuM7EnByFqZoiMflM",mdrd: "QRM0L9LMAT_5W8doTAUqRnEQd5FM3Gpm5pyf3oNTzSs-1739407177-1.2.1.1-N9etZSt0MnlVDXGJmhNH9z2BvIGszXw1z9uTnaki7VvIeqrahB.xq6JKMN6eSHSr88HrFutuTI4QYCnlrVKUz.EGIeC3dutUJHbiBDbuBtRIyZl6PR2e.OItJkV80sSbo2eVvX6sZclBOmTfB1_YNI1HjYiPsBsXjrnIT21_mm3ME14HU.c5mFm6frLaqNP7sge9zQImSoICIr9Q17w8U_GOZUB_AphDNFig3ug9B5P4qLsn45dFDP6KXMvj34lonym91CfW8svpDlia2eGe5bJhXYZzmfAuvm173M9aBiXCVWAPBsmciW8bqSUfJQMYPFi1M4Myj7Q8yQSnqPk0SuQ7LY3_gZ12zI1Xh3GXWsVyZx8gW0kgYMx219FZmObI__RavQsZttIJuJfcR3_aGh3YdqCbsQJqDXKbn5iCsJ2BFGN8RoziIf_he5oshGnUGwJUlt_fN.CrJExqGahD2QHOgxLbM9Or6o0KO6VbkkwdYNy9.aPkTEIWljCwalqKcLWIj8dDyD0nT8UMOQLrAMm2u93kqRnEVSoywgtuKabYiysP_zonM_rDY..NaxXTYYjrsSZp.f6SSx0BxfBk9VTpcmsioCiID5lFstyBwLuru2BWc29UL9OrrjOTpwm.iIUKRNammhBuE7e4iF6NKraflzJVJke7PR9REVt3_q5GCfR0gozseqcmZAoHeiMQ3pFmvOXacWC2Uv_EC5RMVXKDc80BcdRZ2UcV_dHZyXC_s43fvRFbP17bn.EZGSzeXtQnNudLdFoN_LvZim5K_E9FTyx0fo2KUYekeUweBn16og_LFGA1xi37iV.ehlroZkPRY7OJaCHp5QbzUOHKQ_wAxW56K7wSEYdo1Iqzm9b.YrIT5Va1DjIxP5OdWSzVsIM7x0C4J7AuwE_Gk7si.fcA00r6Ek0Ygj4zjs235xj7o.JSk_VfvkzRHPkl7wYBlsRMJVwIcBB3aK7OAOCUq._x99O2agVXFFfFCSpLC_b8y5XOdLQ.fufJc0e0s2UcYzNfuoU7sJTksKVoLlvHwiOt.VcYNFglRsi4xmKQJNlHAmU.SzAfY0d5VF.qMPQ.Z8vcKxHra6FOSj_vaC7Gfi8ADKfvL4l9cOm7Dobswl8peQBMHGbbys06ikHpYkSUp2SmvgzHTk8gfQ6ujD_h2U7m83miLpbtQTt3Md1y3JyG2NBS9BSm86Yg9FDsxQUc32tS.DruPNkQAPyr_ACtTSuzvwLWDJj0vuZoZuOwuoyMRCuipDPPUInvfwC5XpdkkzPta6rfq5R45atzMksh5WWBSg9nlHPzltOMZSm5l7H3mKGDoJzP68nG5LX8mQ4C5aK4530m2GHjrmzvl01Z_QSRt_m6pglZEAfUTMnBus8K5JvZa0wsdFv0MFfnBbxYwUUDYeY5lWXRiBETIWUYZrpHCcRcDQyI3A8bRvNgO.DR3wR3m.b5BBeYP0XDTLm0CiM1CXRmf_0Ik00TqYyi8mlRIVoWLqi3xmwfoeAE6fZ3oOaf0IzQ_5mzCQutOi7bH4t4ThK5j0p4Jyj8Kkh7xveksy47MdtB4YUQGardLBEEs9E8NzEoZUTGWmG_g2Mc3iug1tTqmtAt9uP.6kq1i3YdexmNiJLHckpKiofbr_ZcWczhXA0gNuG08K592wHnr_L8z8f_o0O5x1cpyoe.5fy7ePn__Pdxue3aVgnvYyUzwrOLNym09Zzm6pGE6VZDDlEpWvwcwpb5b0B74k1Gi_Z9BI9i5pwSHFxEDITSuG0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110c32ada15396e';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\/8320495167?__cf_chl_rt_tk=fhw3LGXXLFr2ysMXrtG35evH1GU5KhQeujghspaNB.8-1739407177-1.0.1.1-oSQiwkveIG.nNqVOsXvvB0PPvJR1LllCwTfEzZQuyfY" + 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