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-3529864710.mit-edu.top/post/3529864710

  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-3529864710.mit-edu.top",cType: 'managed',cRay: '910f68530b36d6e7',cH: 'CMzpQFRddDxW3VVoKc9qbr3GCxPPFzyHevZYPdwcevs-1739392970-1.2.1.1-XCwlGVQXlqrX8Du7HCtdicV3Vq_AyEXADnzFec1sx0M6idrlqF4daP8hGMYCMKmf',cUPMDTk: "\/post\/3529864710?__cf_chl_tk=KKgAoZuz0CAzw4gnm2ce6E1VJtcl0SKUAKhlrBOzr.k-1739392970-1.0.1.1-sSn5cUxWOgc2eo9Z._RTomRTKBDpxDRz9DXOOxLWsos",cFPWv: 'b',cITimeS: '1739392970',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3529864710?__cf_chl_f_tk=KKgAoZuz0CAzw4gnm2ce6E1VJtcl0SKUAKhlrBOzr.k-1739392970-1.0.1.1-sSn5cUxWOgc2eo9Z._RTomRTKBDpxDRz9DXOOxLWsos",md: "LSwcFU213oxXlK3riSPRlskchKyXaKppYY808neQ6es-1739392970-1.2.1.1-dczRgCk5E83qRSkxWsIwZOVQ8RUElAM2r69a2iPaWGs0s2vW.EadFbttu4J2hYyRIU0r_eXwP4WEzkzsKDQZxgN9hl9MsuLjyFn9uJJpEgJzMiTqFcpV2SxwBWyZSl1HTTWuGr5ALChI0ANARsZxGJeuZRC8izgOSiNv6yU1_gzUxGI33SUR856PrQc8i7TSEJXQFvihjVGYlzEsO4mK6PGQDBYVjcDdxmlO53levQUu5FXJEyDqzZ4hnTzwAy0ubYzaWbzWOsANrSlxo8RXx56D2zrLrhYdpMPyEUyyc07jJplvZsfya71emyyCigjCi1mkbExWyIn6ZgHbes4abEDEkuM6BZg9N3pIyblf4p8.TCdQBucv9oqXMODnYFTcJX2MGN.lfyFQGrEo1u21tOoddrdmX4s8B7kHey0WeoP3HXZjMy8NO66uS1bb1JxaVQdGGea5ebto2d05PuaDUEs3_9kp7cK8HSm.K1sVYuK6qOmpgNkktSeKf24QigedH5ZJzBC1_mLO5BBbYdgVavzGIsXvuO.ro50ZZHzZmY_a.3eN1uW0.dDjUM.WN6HflbfrQ_Td67QWbGdV3_pWnkgeMGZZ_5fgnDEemyq8qUgTuYD3AiKCphrcfNt8IUBDnPM1.yhkdKlj2BoNYePgCYU0JSJb6WDVQ4cCMkPnaolMPZ47f_xJNd3NvfPgT3_NkSXfz1XYCA.aIS5qWa8BSDEp6iw9IfAm6ZoC7M9CwPztd7jYgLw6ix5kqstQkv1imZIGlEkgtvVRTDvVAFctFrdK8zpEnXnmNNJXdrN7D5Fxw5dGQIgOAjZQ8FXfIQFtyjqMZKvOzyXzMjIsaRN2RSxPpSsdyWuWM7KmPhneMjolbL8SlIBFaBBoKf3x.1PYSYehyks1NVUUT6in_HGkR1BG8e5guxt5fnsPmCerSFlb2Onz2OQzsB29A1_oKK44jy63dThwkLtthd5XHv54o9ZEkal74tG_g5LUVo6WuvXdfhgZ67X7._dCc9v7zpbsn8Zah8F7stPnhVabkT8tadgUAfNKTvm7wOaSjI9J9Gkz_WAZrqKPscGo9A9uopW5pIwKEchqe.c7zLER6XshezTsrefoZcstRG9.i4m.PEwjbb9HtakHU5OllTIFEueSHzFObGVDb7eCosKHFVUn5of.aseyLAaUi8wWHef5d_CsiYNKCZ44yw8H_8.RLa1k8uJtpIpOeqn6IuE_4zz121XomM4q3g3z5ufTy.kig.yeJee7xAMizrUXRF8iz3I.33oIoz5kXKdvDJu2BnmT1J6iJ4LLvIPn0Er5A1CSYhVaSd.utkMBTAaA7w8f5e.869u2cCOMBEzbwRNVAPRVaAsyWzCqQxi8tfHyBemHAMm36GhpxuW75qLg89PulJxI4rU_cxfxTfvWTLn86DDKJE9xhzW.lNJ1c65S8qiPQIqoPAusbDbz8SkpPjVbEIMvgT_g5f8Q2oDKD9fGpBaLbA94UVTmL2gctaGSno1CdPqceFAywEySMBu2i_I0zaVjyEz1MRgnVP6sCOJlNddG6O4Mzsra_sFUSZayVl1W3BzYFtsVNFbgqvy7kRJBlR3WQaYANxgn4WScz16hx6jEar78j1jBXKeWjA0mUVLJqMvOlgBSiC33vnc2tby8dVp3k1nq8u4SPcSidXVk2JO27EHM38tUaEzfuIYw8Ojet638B9RjdPVP88fnenrPMnSHsgU0MOVDtB_KbzoDFJmsItaIfGiyddhye9oxGyIW9w3IfOyvTI_PrhRPJs7eia10qWimj6OUC4zHI5bOD.6fElqUgwnDvZOccUTwLB2Uz97C.TPunoJts3LX8yI885mEE5xV6E72WlWRLLsd8gkPVF6weY3MbuUAqImC27mDviRYfnRAaBKZ5GsuXtQ6D77Hfne4dTCMVl2zBdl0mxrnY2.fu4tRMJISSBvk0Kitz5slSnZRgBa3r7DfDrB2NQseBTGZ3.XtXfnjvwY1YQI5kDaWCwO2DqPVMMCmhNV6jZf7xnh5WMJOThdHYf34gZgPzFuO3.0BJ9McVQjUoC222fE_qUYcavyF7dDoQ2Mbhz7nCUxNCA_Hg0.pbJN8VeN4vSPqJsMIyBQY_cuuazS5pcQuwo1VL0sOCHrxtBTedya5wn7WtWjEG6vnTnLnZgA..VT4Yvim3DW4roQclnGSP8Ps0Tfbx2FzHCWsaKWN4jT8PZIKq5UOFmC6GcA3zFo5",mdrd: "bpQwspFyQK8zx8xuxWm8qxQVEEYxv_gYA_OvWFdxuf0-1739392970-1.2.1.1-mOwz.FVuy2B6iLww4UDeY9MOCxsALlUvNxWYDKUGwH0gojp5H1Ci3AHHkg_GYZWNv.EzMme7ybzSYeCGeFsZlwnal0E9uc80sW.KdJXVyf_roXaCAEGhO0lyXtne52O1l6a.eBh0aP8R.bTxar1uLYf7oie_3z152hzc94X_yGdf45ajlftQ23bYkWCzXZYgUjsx6_XpWis_.xuwedlXnpltClARWitv295c3uQpkjIjsP6eLLmewILcSx.5HaIn3TaGE4DGVh9g.LOcddhw6htg0uLheLb3AUIkM2NBwr_dccI1jEqiYOykdKD8vlY.RpSr0BmT.RDxF24EC98kVDWTnfNRlKtIn_J.dDzOZrXO5F9AIa0hPR3b0mncwcsDEIFGlUBbntvn_ZajEsIF0zRd.5FuWkXykWKTQ8wx6oH2G1.Xmly3RAzKijw1WlDNhqn38iSAH5tg389VkYs_TBi1BTa22poPBUbGQkxMUhf8tNS2p4E7Dh_mnNKOXootfh5DNXtalfWi7HxkQ3pdCIVXkfFLzti5iBFyPjCstUCAukfv8l.cV612Wb82DyIFSfn_kWk1AuKEsMP111fWpq2vwMGkDguCuEpzC5bDuu2kZT3q33.QJ9QbZD7PZhx9629fBbkjC72rcNkrC47o1cgEkoMyo2FwX7Gbx7jqqG.hMr2GwPvgobCNmIQ9K8L_lmgdbUa3YsSxQ0Vg50P.WD3b9ZBBCdO7AqhIfCJtI4HlG5Yczq8LrBss.LWbTuVmZdyl2hFn8XsCCX_nypGia_LjJ71cQUW6z1UMy3x4MjSRa7O6Zm3Co1ztwE0MIjbthGZRDQ2Kep5ouHdWkiSZq3n8ak4dT2TBv5nuuAPnTAXFVCVwqNtmGeM16JeVM1ajPJG5mgXoZgZ0kcKVfejrwcSM7OZ19ovrH467ZqbCdI.XRQt8tVGfeCuF7_KjinQnx57QynDkmJVBh5yJhbi0Kqeku.tN4d1KlcHdfNsP6tzWjFK3wSZM7aFjekYk0hDSPqDZq0Hnf0MAJBqXbtfiaFf9cOUWaRv4ophZhjiebqjwnYqRVb2rYoMV0.881COS7HlUkRHamjIJa7AyLVLdn34q112ndIriqUEyxHR8iAQZhNyXKbmsIvbZzcbZfGF4GHE1mmeITmp4fyzQeXfD8LbValR1VPvsykIBHiZWymomxbL_zvOgdcKcO_Jq8aoVC67EtZs6ilSr_EIp5Wm0T2JFnaBjhM37NrlKJLrH4q5sEdf_ZfAadbQAUKq2P.3CnrrUdSF.UP8o1W8NXGuIzov43lssy6nAr1jDLcS80yz3Is.j9RraGsaLvPHAm3T9dnGQYd4Aj0jgulKsFVoUevv_8nh6xuv_cofTvOhgZhbzP0sSYEWASzzxQOfyV5trEZNeQurlrmeAqvow8QOb6fEMnoQd_nw4myeHmPuWvNPU3G19cdOfGRLfyvvzJtlIu5_Jenb95ts_g3RAk3n6I1WMVi87p4In50s9J362_Uvh5.EKPQMOYY0bv.mVAGWUcZDvQIIn.BMCPCGJWWdIfukrvq1CzgtOpT.t_brPCJt2KJ91RBXyg7YFwC4w1qpNJRlV985v76P1SgA7hf9uSmxe5HhpUy6kKtZsOT..tF0hgEyEbYipUbi3gd2TelUTN5YHlBOlukrj20MwsCqmXaOWhmUxkqeOV3ygbnTYj6bx6EWy5VmQKrfCbQZ3PW3JMlCq88eDZ9ntRzB4Wn0ECgRw12wWlkqDhpLIL_AgyZ7tqYYmaFFpKglKPbBbMQ2K"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f68530b36d6e7';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\/3529864710?__cf_chl_rt_tk=KKgAoZuz0CAzw4gnm2ce6E1VJtcl0SKUAKhlrBOzr.k-1739392970-1.0.1.1-sSn5cUxWOgc2eo9Z._RTomRTKBDpxDRz9DXOOxLWsos" + 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