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-638240518779.mit-edu.top/post/0196852734

  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-638240518779.mit-edu.top",cType: 'managed',cRay: '90f18ca6985e3976',cH: '0d8dBr0G3ZNX1HXqf.ZzuiMYysT3GaBhCpalpBzu5Bw-1739079885-1.2.1.1-ZRkpBDLXlnGnaZ3_hJxcZuCH0YRJzLBBChSY5IM3KtqvzZ3z6lERhQMii90fGReB',cUPMDTk: "\/post\/0196852734?__cf_chl_tk=IQN0.LouyqHtxiIADm124frjIBUlJDCwRJ1REAkiBAQ-1739079885-1.0.1.1-5_vblBSPHYAErlpKgR_SbjABehkSoZWA9RSygCnI5Oc",cFPWv: 'g',cITimeS: '1739079885',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0196852734?__cf_chl_f_tk=IQN0.LouyqHtxiIADm124frjIBUlJDCwRJ1REAkiBAQ-1739079885-1.0.1.1-5_vblBSPHYAErlpKgR_SbjABehkSoZWA9RSygCnI5Oc",md: "a3D1ohjd96eRLOyjHIGAuLqS2wHEkFTUrS_vpJGWTlA-1739079885-1.2.1.1-O_nGCD8dypO64Wb1Fn9xDmThoat0TAsV4VTV6Y7BBAEaq_mpo.T4qZZvpZ56U3f1uaYrNnPLNsNjVaPlUAyVsHYBPwIk0hu0.tVofqttfB3G9BGgB1LwkDfku5_IutezwBJPs5Bgn3IEVe4UH95VPAjq2fMBOeyt19WTLY2ymiegFaIoen7Ya0uzgAh44EZwN0LBiMVT4jUs6SMmAcp8sukvmUkdWjWizTc6r61UvnhGfguZmLbyzfeLviOEQYvhPMSOWL8IDHLWcmWp6QVTYvYc69rQvTlACZ_EDlvhnZ1Ea_oYdIlHyBZMPer9brENsQI8EgMxpd6YsFiWnS2UVe8HZ1Vnh_otgFEI7u79n_UZHE1Fz23nahNW7qE39jARx5azP3uTG5hyUzzxrJLje8odmeP9LVyawp6JSeTOfibZLOA5oDOmpSAZ4_r8tT.im5zEVkLhIT7Wz1qq6bSL4SxXv16sDwyBRO.48jg8NEUmgy2V3BxJ4pVU2VUNgr9PsFKGxvDS0yTV6lrqZhf3QZAKAXScCEPC2UqUxrnplX7gSxS8yXjatnSB1h3jhTbYtA1hjktqbrnjoWxHd046Qj4Chk_J_L0eR7EiLcTwyots6MAN7ZHBD8YrxwD9DJ3eDXwG6hC28NHAg1MvFT9NRSytx4XwSlkwmiIxu88n7na0L_06w4Lo8tS2XTPYdCXAZ2sdkw9bgoe8xh_Hl0mUm7ARx8iwrvhL2GHefC5bk1d7Ktd2csidErSp3Jncf7PQHg9Eb124n5.qM_HHx_h3W5mqFnqdFYgI9VSktK97HZfwAOMxqGkIudnPmHllmgrynGClElcTxaNTj2gNTjZIa810WwhUwCTbioX0rEK80Sx12ofYxxD1TbCaCYZXmajFnBYjNp_u84DI8OePnYAeAysXpYAAz7GbpBhxCrJ14hVBxRPETabxWOP3nmXEvelW5scFgY3eEA8RtUIANE1IuWDN1xjGGOoxhV_FRiund4a8newULKPuKSIZ46Owq8E.4HzrRHSMjvzfQE7qPYy3oUpkxxAz.ewL2y92V2atu53hvyReKlbLBg.fV5YzJm7KVfTW33__RIJ1io3554ue1qEXZr05sc8rD8OKJn9X4PvJKFwh5mad3N4Zjr54rn1q49yU91N6QUYr5U5Z7.K4q6LF.KPm9J8uvKCRL420kvYvMh4_irMItcdfwfGyfxqNnFl1o8nX3FRuXbp1xn18IsbvbC14jqzPsFf.I6aAzhdJ0Q7eG4lOfutCj9NjnHnMbg8i_0S5qwWx5EGa5nmJFJgyJFEUXkiLoRNrObq3e6E4lih5tyadquh9S2C6iSJIZ6d0pR1fZWsN6U0jPZudFTQgAy43iR9y2Z8skki83TzA3hTIoFzynB0vBHwZkNl8zZLd8DfnrOgUkB_FmwiUKoaF4eiVVD.q.mty84s4UabxeqWD5iYQX5.DkeUKPCP0BNAI_N2vDvuA66P3yFyeLv2K9s03LoeUdPCMImRKm7_53ClPeKRMtXziOQZxf9DmvviQjecODq5j3ES8tBqMqGrosF20T3BSSmRuJxWzilzOZ.a36tm6hdvh_SuexmUuiWO50Kts2ggJVhKG7QVAOUz3c4kLIBTzQcC14xJ3KRbQSXKqAbd42K5gHB0afm1PpijOBpwtnB2wor8x_hyHPg95DMf1xpbWIhPXCN81vfHcYbg2fj.UFTH5eWWOpisiUWGkhvfqVN00d2ZMesi6SYufMU6HH6g96BiCs3r5E41_YH73JvcduZqd43BGVYgwVWrYvW34qKIMo.0rYPYDi.ERJyUlyV3hbfqO2lPkR33mZugnK5ni9MLQpQGZuvqOsYNj4Q8CkS35bgUZPzIrVm6MWLlg3NOKs6dWglyKdguk3RWDKOeXx8WgCMYmfGeuDqyGCNVXiMtNt5KzM2GuDYGxahdG5YXgTyhUw8xpZJ9O8K0NkHc4AutCMwRi5T790Y4uK20ut6Hqtbu0RzpDlb3Ycct.pGnY4e.Y4CT41h8fHNmOLF66itlk9sTE4tvZkQBuY3jPp10Vg0jZgL0oF7hykU8KKZAw6_zLqY1UfemQsOJvJzj222pY9QOrb4w1_QkDfgFFOVk9DQ3CXTWbdq14BBq_dNcSUunTIkxWmd6bEhDCAGAQ5Bwa8KXCNHx6i6wVEusPhb5Q2jrkBON7yUsIbNUGG.Viio3srGiRbLRm_Me55q0A_VPF7.zltsxO",mdrd: "XTKJXSLG.j2PX2lZh829b3hmljO7_INf8szD4.yO1z4-1739079885-1.2.1.1-a7VYNSBWr6ggX76YbapFzSSvgsghbpx8gEOSDvleWRJ4bDYzYty492mpszUeUzMLbRdj1Is1WW8CQo1AkL8r.ZBAYaFx2Z6ffc5ouzj1YSSTLq6NfgjVWclnyewScAEbkkH2A8QPaZI0drWkMOndWApt9TfjytHLtt_HsE6Jx5KYOuompac2HH0hrTeT6y1tkL4DzczxbBT6u5nXNG_FOKOCBMWP0TIOYxiejO082DtuuXZqfvxTt.kKgCqYtR9MiAOWZ_tnCL6KstLu6TWoVSePZzFe.KhJqFvOp48l0wJfuczuP5OdPGNtLfxl.iZDMpUwrHKVKJtDRRYaJmcNMo445EzcYtyWLqOlIMe1HB9Ad9C5yD0xkzh3Wuy0s7ymb7ckxQqZ1P17QO8xjNAUghn15rT5H6DkA16EOK5n4gcA_8aBZDMYWzGwu_xd8yVVTXBtx9d6RWhXFHiRm5FF.vdpH0Ysn9sUDtd4Lx55IHqeK2BmYLJjO8UeNLvRi4xhTC2QXb4enWNQrhRv77DqKvz0IuUhn3dl3ySEFKmJgRFW3_EFdHcQNlL2YcdEJZyky8ZtXqff3Wm68RcZeOmlmvFtBNb0LJisc5Jhv1Hq5EFYQPXF8YY20R3PcovZG9eKw0fTgCAnj_.jjES2PNSFYE.2JPkNQkWewjpwgz7__9HoBdYbzmvEpcOVNKT3jy3mwomKKD2ZJcZC4ClvTtiG59P2VSo9DayPtt2y_qExnGW2C_SXzvnjPUpheiJ_BVQlYOg1gKET3Shj7Gqx_WZBBpMA5TtcmeARRqv6tISjVcXBrnt.7MU_0OkE.QNKzzzOnPRGHEq6_DsaCPEQK4AKXElEdTZV75M8NsIVC9inxXbQiVdkJ0Au1okfFwtqTnCIVG18PqmMDjiUODq.oMsyPABXezRaUskYLRrF29wkWYChfzgomWFyZrHp0lWXQ_YMZHUlov6sXRzHu76iljlwM90QoMdDFq3Og8cbsSzM12IItO1sobyECrw3KnjRrhqrau5xlgU.iQIJw8HXwPr041uFVdeivalljyHsLbZEO77Y_6hLFrZ0Epkqcyapur2LS4CHouTNcjDHVZrIPG9fG56nINWvs334AXX.J5zP1pKm7Y30NR_sUDikPuh4R3jt.Aqh6DnaD86h7HDjikELpdgWvywgU0Dg9u2rtzMcmRANfWoK981AnpgDdZO2uUOFrYJFAWZQJJX8j0RXBzaaU3vq5tUKLMk5_8eGv7dN1ClE8FoWGPzECf0918V.jV0CXLukBPKgSZtVE1xr3OwbaTMx7N8feq0Gb7VArzb.HOYHRfcDVGjwh7VU01FV6u.VkAhT.iEVBcitqmFAQisYEd14uZNGrKao.OwDMJnUBg7d6XRXxEG7BI8VjwbTVTwPnReXfEkHpukIHTufc5d_PTI58JtXrPqvDQRJyUYcNrWjsChxngm48sqy1Cgka07oh4DmPwFdf0c1iYnew1cW42Qz.MoU71pVlXrWPVbwNWv.MCJUYSG10IIS.qnmr9OrZeUxPIi_xf8pljYDrRTH86hukqOMXzNBWIyrpJtckRwkpBMYkjd20uc08Zoux_4Ohwp5YtYt07QcNCtr_CjjYLr3f7.Wa_NeeRaADJRfC07iOw5zhELz9SgLJ4QgfWmqsjF1U2W5KYgfTv.4Gw0swQgzlglndnSB2vlOk1wj1lufqOPvMh8aAOvSp_s2MzXhWiSTjPRxVmmZWQTGM3.gLSagqb6iFRhqZkrWg7yz2AqySrq8VM4ImbdxNFfvVQ0vfU_ebkl5DXSkO9cxOuTOe2WFWfTh9PMgLwGxi232OCQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f18ca6985e3976';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\/0196852734?__cf_chl_rt_tk=IQN0.LouyqHtxiIADm124frjIBUlJDCwRJ1REAkiBAQ-1739079885-1.0.1.1-5_vblBSPHYAErlpKgR_SbjABehkSoZWA9RSygCnI5Oc" + 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