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-715393355481.mit-edu.top/post/5902148376

  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-715393355481.mit-edu.top",cType: 'managed',cRay: '90fbcdeddf160838',cH: '42Kf2dGoD3WBtNSjXxmVQeEu6..kufIJQ8f4fg4E9Sk-1739187417-1.2.1.1-J6tN0cxe9nDWKj_mhSv1meJARC0RwXEEP4CwEQwdZka7wH3oOkMhwyRZs5ZgaVP2',cUPMDTk: "\/post\/5902148376?__cf_chl_tk=p6rci.58GNfTddOW1ahl7Qqp3o_97vFV0aLcUM57QY8-1739187417-1.0.1.1-Fjvqhiv.XTbDxy11a1e3R_j3XK61W_yEqX9rUWvVWYc",cFPWv: 'g',cITimeS: '1739187417',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5902148376?__cf_chl_f_tk=p6rci.58GNfTddOW1ahl7Qqp3o_97vFV0aLcUM57QY8-1739187417-1.0.1.1-Fjvqhiv.XTbDxy11a1e3R_j3XK61W_yEqX9rUWvVWYc",md: "diqb1Qt2BRUKjXse6.GhUl3fyb78PJb.1DhxFaX.YYc-1739187417-1.2.1.1-zVQhPoBAGpdJKviY7tnAz0px.LwzdyOMOeFFE_l4HnOwDHqqkorwfPbOaD9w.5HP6CmMk.It6t6HTZSGq6qGI2nkhrgXm2WlMfFmy2HUW.TjLSvTkQx24VTxgc6N2jgSaY64cIaKnprdeiPkDyboXIrfFQQRXfa.A2QfpyhTBCLo.wXKHy97pkQeb03HwsH15RqJiFUqMzr1j.aMZFGV1hFrcFcFLalpcsRu582cVbpkmgEThuKax6lPjPx5xSfGRWibov820dzU6lk2Ji3toPyY005czygHt9s5H_D6J0mPb5Nxos1U803x4BblER2iHO1LH0OlCrUJ9gzJ3s8gbtx6CLAg4dgA23pEvrOLONz8tES740VnUivAdFnomDbgPlQbuYewnDlRJnKvXAaFlUxLnX75Cq9FKAb74Hjvehj_vCiCgskO2nyD1f5S7kdW5WP_zK085.nW4t7ObHydlt57kFQ_64Ob7f.OXynT2JPEdGhQTIEgsotcFNJjfucK4_5_Tr1Tb3.6qAoq6gWL9WxxgOQdtt_Hx5e58X4ySLRdnmSjrI5kE3g2uVGvse3bM4hKd1oauBNW5WelBgqUEemnS81GGroMmHbbXqnwFojoeUD2ZUdikGL7qfv46dz6g1qhkN7MW3y5I4EtiCsZya1VJ1x.t2.SYayofb_HhS5hZm8LHUW2nEtVQmT87Bl7OeQ41r0O40iineo2gQl8ojczfqdm79.5QsFdfxWWZR3VA.PzzKfQyibxM1bc9f9YfNHlRhqPI4ZXqwLPgF0n4pcjaqWzGm76PDq4UiRPhmdgFYXrJAKzJmAf8a8ROXnijHs6w4cvZAomvE3JFoW8NZihi0EC8kXZdYysj8PCebGhEOVqgUZyxRM0yO.3I.AIuuhClvdcjKGtMd81.G4MjrNmQEfjKtwEWipRjfrqwejjdVGPPRK4PUJJHnWs3689u9i0uv9gBvpd1iOFehuAx9V8E.FVdLQekLqZA5ctfpX2Rj6GWT.vL.ByxN4BLWyx8dtdGLvh4Rz6_x_TK2BZG2F0kcUvLI.d_3CkqjeM9YazEP0PbjK6bhsGYDegiHBwd4v9SNGQWkBmUaIv4.qLkgk9wgxPp5pe4mNKCKKg6EJJ6rkaFoyoPgDXawYqew_XQk9OZ1dNy_8yC8qqGke17PLLYjwBqNFsza7hmWJc2WQxtWdh6X0.Y6ER5CQTVinyXjXodAIi_DBx_FIsoEkwvF8BGhc_OB253xy.YIw17nAZDteldaJQkILw77s_iJ2wWV.Nqr2zQhp9BHL6aLFpo7nZOGLYtAKLgkZIPe7kFrBRAl_3NcOHPzMjnFveisRZmXaRrFwWdnpxnqtsMH8DqnJEsccnNVD0yEr8y7xamKQ8zrLriAOkVzt3shb09rMfsSjCsYa.8RmZb8q9dpeFvmQKGK6sLxFuNO7kDc0VrIpOha.oZNFVkiBfOWTGUkPu_WQizATKfvV293AEqIzGjh734xE8veLop28.max1Vp4C3ggzHcpBJm8lk_c06iFLcOyQL8A0KXN3XQJEfILDEQDC4RRpqb4ZKvJtdFrRFzmAYaAg9JHpLH.NS4n5zNyZ1SjOs0WfKxVx6nvgNRpQ.4a3MOtoFOIPoUEDGGKfbQhbWmwRL8ohKJKHSmNyxmWc2k2vk5Pi3I3fbF9z8CSXKAXENm0BlCH5wEgsJ.vrXV9sIVFiVIbZI_r8FZvyeI5RNElsgGxPkk7uj3yXLnz0_3omWDtnivPnJ42zC0ayjbCZgeI5s.EOu3yDCSktXTVyGBjn_nVHW111riONN_8jKjn.5.xueEj83OmaeoBmHNHmj2nLhSraxFRrDSxOmij1PE5apjke_UIbIirWw3ODAS_Uh80kpD4Rn7yoxjI7Fs9totLGpMrnPV711wW1uvitFKiSaK0h8.EJyfpdwIp8ZyImN3octm7SOBwZOs5LeWUfibBlf8DNmMM841ZvhzRQXuKexdC5mx_sIIkgdTDkvTlIdtfS7v7O8grcphPtymCSaskafMaTr6we4RXAKSCT29lxo_GSXZkEkfKk7YPaZB.qjGXjoqf4LL9rHuyIWo1aNDFXhy14bZEvD3UKzulVnX9fMq0Mo8mlmB3cX2BH3L.zNfjO1BT_GsVHzwOyK.YsFK.nCzj6Xlo04kfQ0iVivLmhPCso87tTHZBkYy36zTnT4OyJz0Mn9kXcwQNQt3ORjcJURHFJsngDjTEKIHNX",mdrd: "433uHqhxB.wcivcwqHd5zKq65P_3v6CY3NwcXFs1LYQ-1739187417-1.2.1.1-jB56YrrKctwE6OFjTyCPXD50DZUfB_prmUWm5Xc0M5G8srTrHif_eyBmwnQtC3MFSTAKasIqwidAULkQfHSpozsgBKRprJlUY4zwMCIPUlqK8VJQXxzqFwc3O40S2QxmNvSDBxnVbBl8DjL5DFJhzicQt0EHfEzdBgxDq2IeV6aA7xod5xRKGLmEQg1hkqpw.62WjpqT8oh8JJ_vlqoJZ9Kc3LUlOlo0vqrivbda5x6e2N3MwHJFu6qKqjZ4GvWcIoIiD1fIOFpFRemvOtei2dM3eA5IP0AgPh4qOUU3SmxdmupSZxHp2_c5l8GNwZLfFqF.68UyTdwDhpdXxVam3VmQb87r100Icq3QuAWa.nAgsSFb2KtGd6FDgZBWy6IkqHE7XPJZojAh0pH9wkUwi_nUdrc5.4oNSM0UHRcZ3BsGnlKVoI_MCkHDN0hK8DTJDMMMlazysI1E010hidjGZhyDx0WZvIlqW4xsmuG63Ibyc9logpR._8TBDAdRVt4ZDKrpjDKmsoPFJXNNbhmctup6l2f_WN4UAAxkIXf05OKlqm92jJ3H1bangXZLVTdgjiMVI4z8N3Q.rW.OKqLWhYHA7xagxo8Vxd4m59aRwRScmNRdXgzzfqiagx7eM79zI0QkjMATGos8w1bh4FQ8U9n4cE6c1wbY9BDaiKJWcGtD2rdejLAjbj2aWMT4V5h8FfKLDfpymIHe00JTnwgkrtW7I3Umv.Pisdn3vZ4sm2zgteju.iMtug5GGQBUrOrATFkWYSNZgSR86Jnk2puoF8WjRjwzQAf3yt4jzKRFIzv5JuPNhA_NVHrg4XYI29WpEizwcmrHJZJCrRgLx1ZUj20TQtCWiyjRLWiBi4uEvI0HFiAhkJO9yLlWT7Y.97CdDha7TZVtnWdo2v20Uuk4oobe.b7vTYVOdihJ8.7sfYhZNPaTRIWd7ajEkeJzTbCKym5xFwm9sjE2sxqAEbuWQeiFygNjd37GWYcxgdEDWKo_cGyxjQ2FTm4SDcfTNhu2u_IwtY6DVnA7dLueccXMLVf_gqSHya8d4Efnvwez_T1wTUA627yoOgPkZAGrvXs3ascYE2tbNvaFfNrfD9BJ5lXP0ZtVZkWTf0mHGVr3ASwHPmNHbpJGbpI9vTZjSycX_ELp8BvCpT7_twOVw_GAvwJKJL.vsc7MGYQRFtsh.s6Tyo.Mmhdao1I5CkGQR0ZmiX5_EiNhOXqnpUmX8soGQd7br8CXhYdm5JSrKD0_4tldJ67OZl8pCoN_WTnLQvvx1r5SsLMRw58NOwDCyqQdvMrG5HhQW_0NWuv1E3h11BJsQe4wSIKwDnSzDf_Y9zdVX4QBuPzdXnrUFQmgF3W5iq5Hzr.9MOULItm6PeK4Yp1WpaV.WTR8vNGrdUYKJMorDHCtlJ2sTMQMZn7xp0nNAdJbqjbmr._MdDL8fAanK.fq7NtQ738TeKrMNmE8oMjEreFSOZuwZsOHG9KqVtTwn__n8d8i4xeSWRXl6B7QtltqVa_sMA8LJFtsoPbfJe7ivt8PNR7lfxmWELAqFi8gino9v04lNoQuj7IIqwOkEfYaIRf4KW8KV5bBNYt8CB2SaWdy5OHlVFA3oLPGvgSnCJTOrQ1QWJ8Jl8R.sD_WaD37qqjxcxgfp8MMQ7vbCjj3fE.aSKVHVkuWN0SDa8JhvmT3rjnLrX3rFPHcwwnDYy_m9y8u9wu5r0xlgEyDrPpJfmUknlkAxjUrqjeXk257H5ECqk1it0T.zFJ6rgVXYMoi3qqbFN4XtVsqMEKpmHPqrLDu.wuHnkdHcqLbO3CqSuXmeCMotTnsHwUOUDbbL7E"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fbcdeddf160838';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\/5902148376?__cf_chl_rt_tk=p6rci.58GNfTddOW1ahl7Qqp3o_97vFV0aLcUM57QY8-1739187417-1.0.1.1-Fjvqhiv.XTbDxy11a1e3R_j3XK61W_yEqX9rUWvVWYc" + 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