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-286592708838.mit-edu.top/post/3849507261

  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-286592708838.mit-edu.top",cType: 'managed',cRay: '90f364dcefbc2d1c',cH: 'Gsd_50DrRzsC3_TTighrLS0HMuri3mS3.xK4sjmnLb4-1739099227-1.2.1.1-nqtP8p2aTw9dyx4uuFYISOqCoj.LWkeN3_IPxEHYI4r9H23xM_vtz.aB8te11ryF',cUPMDTk: "\/post\/3849507261?__cf_chl_tk=exr6RmP6jC87bgMwfLXjVjK0evMu5RYldlTmietkzNg-1739099227-1.0.1.1-pDC9zWS3kQxYul9cnl7Nr03RmCzr6o.STd5C9viZMHw",cFPWv: 'g',cITimeS: '1739099227',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3849507261?__cf_chl_f_tk=exr6RmP6jC87bgMwfLXjVjK0evMu5RYldlTmietkzNg-1739099227-1.0.1.1-pDC9zWS3kQxYul9cnl7Nr03RmCzr6o.STd5C9viZMHw",md: "sCzwLWAwuyPVuHYOUjIIkSsbsSZqdumwzUsSS5k0aQE-1739099227-1.2.1.1-61.X1kwOhz5IWCSEtkBCmZqX7lveBrEfHiS4kcIduw8aa5SizpYUL.EkeFzBsIxWNz8NstI03xf1M.KXa4sfY.nq.6wEGk.jZ4TSJSMZcHSX48MnKh5ZoFSEm.N6uVg2pldgGsyW6fWNxBCjIN5Q76N3BbXAGb0QI3tFCtruewziUxf9mIyUgzGKdPFG8LAt.bv5oK1zvDeFMo2LQmi5LMKmq5_cPeO9c.qAgX67vOaaX_obiBNPqCn2vLybBgwhl23t6pMOMUmwPciXBkCQtFcWLRMyY.XNdSTo541P.AwSX_6NN3NgGGktfseXLzjg0F2VeIeWyNYfkMVOIfx841tSjsHxlaaTGF5VQ9wutoItfLN8YBblCfBHpVBR9BzI5c0hDWAw5SSdjiFM6ldhdH3vp6gtia00yq38P.jcC9GG7UOpq8fwOp7PtJ6UdVuIvc8EBJxsIHc5LVLliY6QYy8tAntz3caqA1ul8N5p.xjObh1LE8yew8zrRwSSNugbxWjDY3GU.0.FseReURvlghZUN._ChPT3OB2fpJq0raTKRMrdjeWO_ynQz3uqHhLhKiR2VPqWMZ_fJEvMYPygbIiBFCJKG7utz.3hO6O7X0G3U_Lf4Yn03Uu.Z2Qit3yYwX85jNWJlVFnO1g2p93gxVM7elLIqWEiHFEaZvVyXy5hzAr7R2BU3Lv7R6LkVJE3gJKyOeX3nGDqVYkgV6uVci4nbIIHwPeH.xUDK10dlrI7jp91VA6_uGxt_OdogjAObpxkxvQ4ogO9d22WuIBLeUtubjrfKJkvgt.2DNj7rpC3v.Murse9gJVp6JkVPJF2pMPhgmksz9b3uAzIeZpGS9bjV66EiMk4nia_8tUH76M4Dm9uRm2tPEak1GmwCK14NLGe2CSUu51KSRKS7i9sBjbg70E9HsDGMK6Whz5wdXEc7gVggztkdEjPMd_ENh0FHP09EKjpDsUDAqIeW_BnwBzpPSWPJytqK_9rsMd3Nz4Ic3GebGK.hvf6pRaCKDicsPrxkHfqjs63faHh7w5wpuwTp7F._MWfxWhmUOKq5lGJMIiIm9VcjWrPi2rpLexeh9.2aCiEPqzuuq6WlWoVzUdpMtFrCdowPTM0YgeUCTnj70BnmAPy7vdRSPcbiiTGqr91GdAkN_xSqx6Eltc1Hko7IlYi9Xr6TC93QtdCdsm4uv73_1avWeIvxCVGwzJy0MycUqB8MaetVOyGiq3CgHDlw4ihuPNyKAXh.M6aTgZJ_m2dpxgOvMdONAV_Zap7SyYm7BQhr9Wx.qw.v9MDdcni31VVXW.NHHqvux4vhbyaAWjvvIJTdW.QVX2El8YMvau_1zQ0bskIpEDUuUgeV8DRf_qbDzFOD41IjTRx4sdCyQmgACQpGpm_Om6ustm8eROFkhM1beXQFHhkfTPcjoJ9py379UCxXHShb.Ld2cyFU3OA71piPw9.AI4.m9suXYicfOtKrYDa4jFZjkNFQwXrEZyf6lVCFHaN7TRCkhxls2K2HwX.TNdboB6n8rD7A.bVoxgwuoHbQvfqF921Hipz1Hdl4mJL2XebbtVl8vfQpWsvfyb7WVztxQEiPSQUcznh8_6bmGrIlM52RQUg52uJO6yZUR8IvFs.BNrxAOxZl79RXLNwzhv9SyDq0Y18.6cSB11_EqrMq9RkFvZjE2wQTk82umOwXoGzGEds7x0nHUciO_yriwdufkAAk7NBcXYxUSnxff.MPN2NUolgSpjdIzpGNQ0f1mTq54zQAJcnuVomubn2K5pT6NsT8dtXJ3YkyxBNRnRvS.GR6EifG_8pcUGAaFyzodJa5fg3Aa1uPEwqZH_EmoP5lqe79NE3pIHzi8i47sxaGfP4h__gohkuKTlJwh7vens_SbSLcwkOWycSet0MKobOXmL43fTtYgHxL.EvqYMO2UbVJVQ6WRhnLP7QFzYJaCm6qq2pSODZn1YoxslZqyKS758CVzcyKG4iZs41DF1i4OEPow.ZcfekIGs4dWojfj1apJnvGTCj5U84IF0QSzzY5eCKOPHjHhYcbHszNIFc22adAS_b0XlvQkzTn00uamCCkcOPFw1mhBLMiM.rm4ApqSRGM56Nfqv7gPfchNmEqgf8eVvMZK4lBlVerU0pLsJerHOcn8Y57exvyfm.Enyo3vJAD2yp0_sFUNtVyKf2n8K8HQIj44xBcmKUch_djF.muIUjSZrjgUR8l8EoymCjHciPYdwf",mdrd: "4RUN_T_BXEDI8cPA8i4_ddd4_HC3qF2EIhjxj4lHrBA-1739099227-1.2.1.1-eHYo8DXI6Pfy6dJEIKRtI15tl_KP.eNUU3_PLchfwHhvik4TkBoVS5J7JndAezG9_kDwmXaerg65g2h7ttPfl7oA1a3EkGvfU6YIzUNmBFwL1kx5qIAguA2aouwrx.YQACph_UhqmeLG.z26m2_NFFacQkDxrhGEuoQMaCAWvG_yGzSDvrLHxX4OPodI_nkmmjSQbL4rPwXkUYF0WI23PuQiRZddriXwEN2Ge6IP_XHcinkNbCPwzcQ7fYyqNHgJceqWaltLz8szQnoXjB.T0L2kbxZJQ6GatGVwMlCZKCQQgzzPPm3dlmr2Zpg19ibVQcZU0v2PpnzPHhbtRXylAA81Qnj1YQxEjAO83lRvOdqYzvwrF_j1fQjxu.bkbA.K0rcFiiAmsCTVyKnYoSiK.fC3BQYEMyJxteBrPC6BHx1bDbr9.tO3avMM27bFJPdrs06OYLw3L3nlbnZMvyZvKXEwgjTXbazHs86G7mbxuT_yz0m2rBX4BZGdl9QMDVM48UcETYddiwF.w2s1Ft5nNzXhAuDMmC76SNNom3EfTfde9CbLit7iC0Dzb3o8fCjhjsJspm59ilmo65veuHyQVrTpgO4cvSaITngmHs04InvY.onzTaaGKkLImpGaDv014aedQ_0HnshBs31nWhdTIJbhAGOh0rZvHaQqsdmLn3eEjen9qTGkaCGGOlVol28yzg00_yn8eXFCYI9zZb2Z_12K6GjHh9G1oytL840jdrog_UJ.L2y.Oa9rm.tPZfTHWCMpNuwYW6tkvm9IznrsakNLoajDu867g_F95oWMJllnTfPjo0G.HKkCP9CO31gsG7cSrlIY5t.V86Pl1n1UWnCmaCVr9moj9sLK8hWuUR9EeW1gJzyLXlATwT7hg_0ckqV07MDT5j0Tycuaei5ubJnTQj0WtaTJyBvp324bW7KWgSuavA5y7cbhnxX6BDVVIZUBTm14S1EKgUbzVm.6j18G87nRWh2cDWRSiAsz16EjJIQfjfJBmV1UTrkJJaTPZ99W_oFWEcvSkScHP2Lig.5BbN9W.5iC3TTS2Lj18ZC7FwRogm6Uw8ObfXiwp_EAaDpulM5jeUGRmxTaL4IHUivhBaY7vH93bsaBgw.j.Sr45qRa8qQJD9qenAXccKdknY9du.LdNnoNFr9RBHCTYJQJLhLeEw3K9VkJ6cdydLxMoOKpWJhsdlvd5XU0MQth9UJX1mPf_rnw9pH819AO3BJ_3A3uOBqSJrlq.dflU2OROrNODMiCu.pD1SjTyjYWDAcQ0nbsLrPGpI4R3qzOOO.x5Q2Y7Hrzhe5OYU62cpMkBDOqAB8PBzBf8M_PqGV2zWYC2tVPC85UnNw0LnwCr9b5whykjr1jSCEwNvjXPAFTSoHMOvLZvoDVU9N7WHpfKXHwAFgn7mAlIf86juXiMthn1OdgbQG50BW.bNVAaiP2Wk1X_MfVSg8i0cWKMw_6TEmuVdVAkt3U.UwdV_KPhFmvyLFkIYBD3cuOsBblo6ljcNyrwfSrDZpd66N.QOb5ynAhascxdsU2XaY2Rk6PXVakaTEUt0DNGlwTzgXt1LRIURK.AUsLRssAmKNjmd61i.y08hv0Nm2YD.iC9B9jeISZFBnTz1daVwIS4ILPiXSNPlHzBn8Q6UsOyn8VI7sXcqs0uxWSRcIn1.Mw.nF82tImbkVgx494W_PTGQpfjcT0jyfgMMmwZZ7r9kFS_jXXiNGZGoYnEXnpwTwVhQpy1RD6MEeoN6Glb3BJyTBUP2n3YarMu6WPcJ1_QpqQxZWUA_L8TGAlI3ieCH6dCaNflwqADuvHl4EeRHxuW6VzpEA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f364dcefbc2d1c';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\/3849507261?__cf_chl_rt_tk=exr6RmP6jC87bgMwfLXjVjK0evMu5RYldlTmietkzNg-1739099227-1.0.1.1-pDC9zWS3kQxYul9cnl7Nr03RmCzr6o.STd5C9viZMHw" + 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