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-136819644286.mit-edu.top/post/3928674051

  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-136819644286.mit-edu.top",cType: 'managed',cRay: '90f33c188fed05af',cH: 'wU6vH4CevWnw7PN5x4g.aDA3Gjyqxg4b9qwHfw.Fmig-1739097557-1.2.1.1-KZw87i3pCfpFC6RLNK9TXf3lYbsFYl55BxCctcSOE6hBhUI5z4GdKhwPzME1dJOX',cUPMDTk: "\/post\/3928674051?__cf_chl_tk=YysJHW2VC_zZJJcL51h3xbL2S7t_Tu.kjDflhbyENcw-1739097557-1.0.1.1-W9uQK.SoU4DtbMrk72jIlJ5dGuOk7HAjYAspBpR7UX0",cFPWv: 'g',cITimeS: '1739097557',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3928674051?__cf_chl_f_tk=YysJHW2VC_zZJJcL51h3xbL2S7t_Tu.kjDflhbyENcw-1739097557-1.0.1.1-W9uQK.SoU4DtbMrk72jIlJ5dGuOk7HAjYAspBpR7UX0",md: "DB8FGFhyCAQWE_YOFFv2XmPKX2X1swyXpOPtsm_0a6c-1739097557-1.2.1.1-YJ4irvlrLhbGK_SSIuIsz9J0Vk_jbs0K91Toe2Z18MRNrmYMcW.XVQQIoAuilCw.BLCkjYxMpJwFDX7WVLwvqRZgmWJA7RYzZvebNX_pk8aCDOQEUoh7iKhk8aNsq7YiCH8TKsGfkAJ3by9tSTpH3mw5S8kHHrw7RUqcgXNLlRDQEaiIB7yA10N4Y2iSnCPfIVI4kxNlMcRQCNOfBv.QqTpSGzf.Vd04cg70shxor67Ku_ngZynDGycIUIfmCGkjBrPX_XeVJ5s8dHL8wWpxClFNi3mZJjUyBgU.Y_95ctrAOWyXKPXB0Wl3sPKpSnFoAHBLGqmhmtzYN.2NI.b_ENX_XoSkYU.FaLP1_2qdhP1PPuRgc64Lc7Qee8jfxwWLZrotxhTLR4FM.Cj8z6sDn3DmRne5f6zXT_mCPyB_Wx3iuy_b5NL0QkEyyX_EMoroJrXQ5zrZQbGgON_8qmv6L0EWIZPkF9vmrLyr18cM5oyPLsYn2l.n25ai5FdIE0r2.yBpPl4GmpU2eB7ciSmOTlX2OFzHuiOUlW46JaP7KfQOD3vQiw_CowCRoIPOiUHRhYmBVDiyl.yJv2CjHTfBuRLN03LASfdl0C2QdjzXD8e_m5cf4LExNCSF6aloqSffPAPm98zCDWlnAe5wICA2qVe070BOTAmgIenzt2O.8bfiEif_q2IA_GXo6uzyY6zUIh8YLvbN.DBlWMsrO9aWaQzfoilJZroF3y7UPMhqyauLEHpQcHEs4XmaMhvSTDOV3D.YHdgDUxRqmgTifLIjS6_PaERlp.yl41nbAfJpCmVayZmZvcfJQ4u29uSl4mMvjufNmfDpo_WQwu.EJCMBwTvHA.NhA.wJ0AiGzlmOJnOavhv81sgAYcgFzA0CQ98MBXc14A7P_IVbSGET8qfzPuZmASzbnJ9d6prY7WFiVffVi4kkeElGjKua0yv785sGLxyn9URfBizZRT3Ggvc8yVzOfU6P09wPhSF409tVDFtHTgPZRIIbt3uaIwJwf9Q3VutgW1Zn66JhNsCuBFyVE7l3nNbjEoPE7fUr8oxLKXiJLdPhWB6FZZE6gMSknBDOndWylcgaMxSB86_WJfD2y7bGJ6Lu.Ir5g3Jb8rsxuhF3UTo68uFwA_tG7N48PI8OVF.Q4QD.r.7K8F0BjgVUlypyjQLESOvZmdQLWRpsjaqW6NJbhyNv.nGAfw8UzF881Dj7HZQRILLFToto9GfudymWLte.MENjBbAyJfUdFxWmRCMG4Wvu2N9mj1f.AYZQJm.oIfclfm2vBrqjnxt7mjnIwUpre7mtXN6BDEeoXCH86AvLWuZ_jQ_mcdArir6XXZfCHx_ANWcsHdi1atHegzP4qTITFRDCETEQpuK6nPk_2260ufP.W_shsZ617T7.kgyZFuuph_vWYfPujQcWGhu2TAEPBMv6zKGSymsg3JY_T7pmagltSCynMa9C08lk5aJkstBhXVQZGTw.O4r6M9YcFR_syqjZNib_W6rABZ84Z.IdW5BWKF9IgClmYxZUOoXwLaBI_YTbLFhEZD.11a1ZbNj1HgCzrN39VyLj1wvFATJ9zYKRMbal2wogDbRUbgTEKZ27Tqgp0FZ27.cgRyN..X0bJlZL0BjqnoaoYLafA0RdULirV.Cn79VFc.uzZ7L_0Yv6ykcr_16QdRMimDy941J5M.Pal0UGUbmv99PtXegS9Xfi49VztlT7yFmeFB.l7ek0tgPUkzRSEkENjqPFvcvojx7BcD_5VAS4koGvqFHUv167qsPfVowakyOSpms781j.ov4FJd3o6XJpkU6dltV3PzTlBZfKQx0_w9dqVQjDkF4Dhv12a7gaK4k84ZYcdNDTxj8zZeOA0d_mTMjwVZfWrAQe2ic3MtBPuJFU5TrOgs.mNggcLUJXYX7SVIB1xrPV9XB0knaV9kOBUqe1UoQ6K3DBAViuyR913AQzqAOgjTqPjLlXmahV1spuo8tsL2Ib3i89xsJWvjdq25Zw4XwYTZCVf51SryvyHZkJy7xDyMcBHQ3JGrxKgDtt2JhZVgiULwO6OBak6y2cnhdkVHc1gKkpUj7C9wP3m2D7RawrNEiRkt9Ba_7CkaRkqi_jg.lEDMTJG7oWpRWti3r876DIkskKmVaD98ecnIJGlAEevB_3WJIyBOLTw3Gve_gRUe8RqKWJK_.RxTUUGNbTy8WNhpVj_oOv4jKh7F6tN6dfeUOwYIb_Skjs9yPp",mdrd: "rjh7tvHBjh2E4ChnHRcJlduCkh3XkYAbpuUsZVAHets-1739097557-1.2.1.1-RpR8LOE74tFkaZ2l.XM2Aw85DkpwgVnFGyxk1M5OiQEirmji8JHCbpgV7mkodtbQBVqov.BGgeSZ6y5Rclg2iei._F_nFrn3WRVIC4f23iOVC80er2l2hH.r9MWHQSNmgC7ShVBh1eZIycLxsg.huTIzzIE4Mco_h68twwHGGu3Be0HlA3PZYm1y5OxkMCzRrVwV.r_y6n5zzYNHIlWZQWDXE.e1W1qJe68AQV3AHcP6Fp9yAylxolDAuuBV_SWWuDNtX34gu_5OAuuxFaFqjZf6VfMaXMkXooTM35iWhhUKF5a2ACyt1pejF7k_hx_gxJa7Z0H8j9zWW0Pgf9JiPZqFqvP4YcrFMAnAdciyST4SaD9E9f5uWGyENe6j7KbqFPnzzxjQ3a0gKpPb4cBPobp735jK2b_txvWKAe56YPOQbbGjuZ20uDg_mOPD2NLjqvNG5yLJbg9dm3S7iyvg1pwmN3ix5csRlvBKPfTn98V7kxA.jCVLsXUL35N4h.0EiYWPEQEFaTv7MDql53a.xyVsF7S01K7gvr5wyk.F39e2YWcDMER92KhizB.DG076kD1OwQQVNLHAD5DZngUCKpN9ccs1NWI5DXPs.XnJozDHDOs5ZDjbEW_O4QBNdsYR1VmtnlqQzo_jBGygAkB1LUOK3fYEJod8BOO4jwbfrSb55ihJFrbKqNmvEF7AHPB7ZglVmqMf5zfbboZD1T2Ej4LlVG1tnSOSPhGllp7rNj6_cO0hSoqPOZT0UeegANl1gpGkgAcPn0Hly4qqIZMqDlFo6n_7W7PEgH7_ebdAt9.nDXURh1iL3YICDsA0tIxkNlbMUST6gVkgJgzmt70cQe5RCP8c.Nw_ZGVcDfXnxnEW3sGQEfcS0td60DPo0l.y6x0PC09jd6XmPU1Ls2mzI2lMV4Ux9HQhWIS9ZAT83.QxrFa5uOapautYNnoiP7OLCyNBhKg2nmQ9G_wPdbLUOVFRi.WAEAyl3LFt8K2I9YdW5T47uYPgnvHrEDWvXEwHGxULXGXy9ch5DNu0E1xREsYKlo_N2CBwGUaBwfxERufh.SaBMTjULgdR4wrLN4FBf21v57jtlUJDpoYH_1uUQZebc9tQBOp42KZPO2xcACecwPisiBzXoRfoN4wV7DQrBiFtrEJtKBp7g2Opp1gVT2TPKZr9h0M4aBdfVOBlpiJrib0kv0FYkKoiJLDA0cm_QCTkF.8Q9HDYN8eyx_6fAfcyM2GirSmW2N8cUlLwu1Mhc4u1NzOVX2KLjci8v9o_nyHCwAPaf4F60ZklYpmNps4iMjYCWRbQwNQhS7a4.cfrN8NeqCKGZzTazBuwc94qrIOnv7sp_u2WNdKPsIOdVRHi013hgbW4VT5D6g1Kw2mzeBI7kP9h1FIJ7LUucUGPWJhD.lpYTnVJDIAHhGMjGmDs.BFXWpjfLfBmRskDpmqv_E0t1hxMq4PhZY7ehogNMvQxCwMC5Vicgx3rnBanKPo9RrITtVPzf1uahbNN0HGiruvip6P8wwZwZC2hYoYEHiO.tHH8Np7ItqayAROh1B4zp_i4dCO3v30ihQOhH3_.2OzAsivMmvzoGLdBhV6hK7cKYirzxSa170cCpwit_bgGQcoOTmrQNS24xdJT.5Dwv4MS54_2qmxhGEPudFKgdPL5.mfbreOPoEErJ7MC1ER61Rfrg.ReSMWouzuSTr.sDPbx0jBNgohNSlHgepgg5_xlxyR2DzrF41vJVFE1IwPJc9_KwdIL0uYCq2CfCT1cz7gvYUy7IquYvZEb03VcrUQIcXL7ywM3EVcqKV0fJw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f33c188fed05af';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\/3928674051?__cf_chl_rt_tk=YysJHW2VC_zZJJcL51h3xbL2S7t_Tu.kjDflhbyENcw-1739097557-1.0.1.1-W9uQK.SoU4DtbMrk72jIlJ5dGuOk7HAjYAspBpR7UX0" + 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