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-339296430966.mit-edu.top/post/3418257609

  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-339296430966.mit-edu.top",cType: 'managed',cRay: '90f3c90f3a4486ef',cH: 'p3t3ZFjXA0Gf9f1zUmz7rE0cEy8fwNURkqUM3q5cSUc-1739103331-1.2.1.1-1qULy4qgypdmUXi.z3alFxgqqRjmYPTaMLX_nywHoL.N7rhAWdu1pbWKZDzeUQ__',cUPMDTk: "\/post\/3418257609?__cf_chl_tk=a9q.UJVX7k2Hl34pd1Z._llklpT6J.ecqIoMyW8PtEY-1739103331-1.0.1.1-MpPRS3hOM8RV.MuZ95QgB4_lNiTVRs_XYnqFYrk7poo",cFPWv: 'g',cITimeS: '1739103331',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3418257609?__cf_chl_f_tk=a9q.UJVX7k2Hl34pd1Z._llklpT6J.ecqIoMyW8PtEY-1739103331-1.0.1.1-MpPRS3hOM8RV.MuZ95QgB4_lNiTVRs_XYnqFYrk7poo",md: "UbjzHInLc4ulitrnNYTF4ePmXn_C2cKRV9_IUx..6c0-1739103331-1.2.1.1-5EpNUOqtapT.aJjj7qstGgewCVK2O4uszUsQO90dHDjpJLjWe8BEyH.wj5kpZEO9cJupi2d2CHSZ0m7oBVec5pT6EZ.GArRpj5IlxRXq63DBxyecnFxnYQ9g4V37R51PUT.jz0Nj57zGSLz6pNn0Xzn1pHXJMdR98OJDirGDIs07mp3GgyZdU5g.ttGp4Ysj.8qkP_9nhpAFz1xdzhFW1pUbyMX5E5Nki8mMjBHx0HovUDVAZGlhZmWEov80UtBkFlF1XNhqgjzNe73lDYclY1GDfGozDodcA..WrgBzv5WInt.1l1jaMi7LpHUwffqJS9PoG9w4ZOAi8Kda1jkFncJur9xaN8BQeIMpwrkfuVVaYE70TW0bRGbpx4p8axsnFJKN0Elx7ptcSSkwIoNIHNrq0q31Jhn6scIB5NSrNHh6nWPTiww_3k2V7euiMf3cWqSAmvhE.OoqPVCHwASo9fjlZeRIBH.W4qFSMJ1d0MV69ErZeZ7ozb2LKrDAiM32koeqPkQNqfJ.dpt_I1ICm9GLfNPB4VJLw9YFwko819ng64emoMJAnRZSW9zML8o1a0unOd6fTiwbpDR_mgFnDSv2XpwVhhTHLN_77ByB0ytwWCdbMLlNVEfSpspdc9QtDdHRUtskzq4aVk8FpFqr477frogYZF4E4mu9i3Kdcsc8dfmwQuIbwni_7Yon1fZqzAw7i2RcPliWiPv15qauH.6MxzLTdopx3Dobz3prcB45zhzP_dQqhszE426TbwmbxmJmrw4QxkwN8aUAaXgQQmTz47tNLHC04yB2m_EXSn5X8qE7OWdeStLoA0EmVGIl9q1_a251.4m9.7wyZg1uPthNnH0fmIXPUlTvGBHqyBYEgmd6oNMPNTuOKMioCsVQYNNykcXwqp0GUcRVu7rz34cem0aXtsIwY9542VSRXQz4PFLtHit6YBDBSim4T6kKqE9IueMmU9THJ00cZms59DLAdwAICfKshiz2YN6.okxOe284sUbMHv0hpvQCfPBALgoO0lqWEruLTqbLFBqmN7sLyi1qA6THADUgV.BqsOCqujV_wEVNXt7WVMOCg6ePy5dWQE2D79p7ySgo1tj5ZJhivoR0gw1KBkK_Zq22zI6kUe7hTSvquCMwezU1ViKp8Zgx.J3qlUMP3LP14DeP89pfnKZykQ3ygQAfDZKVvRZEf6KIlMOgMcwtJOqqovJzBO_w2sow_LEbGqjz99gttp__82EfmdL4Dux6ADU1.87QnkkCHtJ7rpvesgYjOOnP7WhetUeApF1953IiRY4ECFmvixqaHeHmC7SJvxSKRjGxBjV9VJwkRYvylKwfPhctLRxWfTHtvONtrU7PRrdLot8CHtJMI3VHiY.R8a7hLFLCCW898YZ7pKlmDYXmZOM1H2wN125Fns.8JjP._UD8gxhdMgOfhF3cRHnZg0bVK8JFBpDEfKWa9WsUrex7134UrsCRfOPiMV3ew2s3dg9Nzx67TYjY0Z3afi_8Ol__e4kKlO3eljqg88lgMumgIwxY9iuobXzYcVdH3cFH_vKFeX7yYV1Lrns3NIRtznImHsi4dUyIas6IKD6zMZEnOXnEBkxj7qpkSk9RA6bknK8FSFlHK8GjsOKD0PGBChyhyWQ4FNRlvCVNLg5Odu4Ac1UMRMxbEc2Iut72TLTFIe.g1vP5s9TMUJ7TuFXWrIiS.0NDNDQ79pQJ5TdH7eYCB9Szqmgv5RQab5WNQNPiaPIYyInkn6nrQRqBOiXApqJsVpkJhza26_rgLF2hi9dqe1Lj6wKdKHNuUq63j_ay5Ht_GQcAPpQpqi6Hsp1Jd2p58eC0CQrSvYC8yVWVsCn51xDzFkI3t9gAxt2G111QevfXeNh7xILsbKEfuwriGq0xMtpdAaY2S2zW19oIx_fXmNIFw2U2rymzLUAVdi_bcozg.tFRDEoBG_9W73IkpGTf8Qut45gv5Bvb0eI2rVEI5wtOkhbSrJEpOli3YJ.Z_TVUxi8wi_Hs8feFMWsAc06pX77tV9XVWGLgWWbjAhPlkEqAioO1ZKMGxxjJDRlttJkHCHdT6C.vCnadDo8M8vYq8Fs_265xXrbpVstNdpV0MEiggBtECzDs.qLLidPaDqPPvf.sF4kOgz3ngjzMsGD5hNvvOBeg9jNwbsc7GHChRXu.qCdkgtSjRfiIYsY64Jli3ls8E__xNQD9r9xsN0mDMKIge5UOc4XJ8RmaF7zgDTET",mdrd: "B7QXDiySTZIsugS06fHsPMMURCwb7Jsza7zMy4MTlWM-1739103331-1.2.1.1-Mx4OW.FCcgOFmhrZkDUl0UHwNvnJXJFSkYpnTGuQ_ckphI7eC68yTctVaWqee5Pzh14kprJtEH0HreEPkGVtQd2qSp4lAMmGLNZr2ofShSDKVpFura8v_VHhS4k23OoYE_muBCVg6491PXCC1L.zPPDz0CkGNUTYVx2cXJ9SU5WrApH0N4_FYMWycfiX08iZYhuoYAvBT0RvET5QvVMZM5DxrR68.8BGoqPfh.EtjzwrOnIRk9hOADScM.hm5Ldqml9VEAmSnOctV4Mwjmt_a8RDNI3wRIaFM3XvhpDEefTOp8PDUFRU8nBfY.5UIETj31y166j2RlHG0S2ermMI1TynKmC2R9vkBlJ4yg5Zy07Ax4l.CR9yPfB6W2q6VA2OxHkve9u1ACOTN5HliziLaGk7Qu0X94JHPywWXRIl3Uk0df042A8fWBeNOupwQiur4Dl0nacwIvGu2SzRf9pGqGsth9rwb3f0M9Ff0fSZxczRnmy2yagV4Ku6wZslmjDj3iaWH_HWH5agSQhKPmjX9SigF7K5UbbwojQIHejpumaxdGoSZ4WvwuqkixyWQD_vOm73uqxHnK365zgnrT0Dll2ifPkYdkqxwWjhaevegHzXGvxFDvJfVigQukb3CHKmFAu.clyIH28eJl2iltnhE2GbpEvLz0MUMifobNB89Bt2bs8uANXBQG_vnFY6UEQ_Fe8_0zYSgYs7fhhjCp41kL7X.dIxtlx65Ep2Aez4Z3DTx2UYDaK90NWOg4xF2X3ZP54VBPkclifT0XKKPsy0s_wegePb.KrHUTsuJ1aDKu69vZJJvOH.fymPo.C2OgzV4kcfCenATuPT77aOaQejSuGUzlDWkBxaYKcp7Wf4e1hSVj48IGlSit0ccpbP2fdpGxOlxAOLxfuQUvndEduw9L0de7Xg7uLaA9b.R07P_WAdOScho0Xez59asd_6cOv.aQPqudG0VJD03A8tIbcIUiHUIjvTcTCWc58BQnuVwdZbWM76QbSRCgrxPgl.Lj95FEiGFswGVil.sSlZpJBB4eJMCaUOiQW4aoHMRryfcnfx1papoc3aClAZPsKNd__hCnm_ilZDhHZDVrEM7C7DLvY0xtTImkuqAnDVR8MQZKm95fdRnX2f5gXQoMWsT5fKtSZYrMIWPeaZdsTqMajQxhE3PH7M.vigSOR82_hFRrG8TqiVllerwEiLPEb21NHFbynkZIpPH86TKFHb.JPXMUsOfoawVeHaSEBQ.Mc4UfLtDX_Zpx4BobVJHjFrCMsBQ3K6BBMcIX7G3jLZ31A6WEK4MqDItW0x19zqjGa6puoqT35BodgC.oydZi7qbsG1KSLLnumPnzcbXjItBFhrXiEMU4NaqLZ8Okx_lX9B7UibI.FWdWWQccw4I5_FC1N0Bdnn8bhSAlV38UaLFkhGcstfH4nFd_I74aUCH0U9nqmuunmU7T6avscpDoHRWcR1njB2o_1QxsFd36QdPxNxIWMdxXyFQxyHW2q2gzJj9Pv2OC3JW6Gq9vkj76z7QmSHVuz4w8NBUzQJALFS7aJaCo8iGO_pViG1gV1nZsmCHnTZCk4ieT9K1MbisxogBylAZsh.7MPNiVGlpDTV7nzlms9xYdqf6eKuiNVWCbo4Jqqsb5kyHuZSy2WbvEL.DMYdGfv8gDl5IISYt.wV.s.ZzRVkDdQRaRep1J4aPWj8V2tTS_Gk.WEOB8aWbJvybpeWP_Zcr8uEax2EKD.zwzCGyfuWA7U17FKfpw4WH6eVpaKlw9rsiLP9e5klR5RTj7UZxO6hcd1Pn4G2VwNxM7Wue9ii1Onvqy8XS.TMNjJAhUU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3c90f3a4486ef';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\/3418257609?__cf_chl_rt_tk=a9q.UJVX7k2Hl34pd1Z._llklpT6J.ecqIoMyW8PtEY-1739103331-1.0.1.1-MpPRS3hOM8RV.MuZ95QgB4_lNiTVRs_XYnqFYrk7poo" + 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