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-746823469821.mit-edu.top/post/5172906834

  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-746823469821.mit-edu.top",cType: 'managed',cRay: '90f28f875963202a',cH: '_nfFJBBh9UxbYCTjks8oi4nKTrCTOUduXLROQDEqNaI-1739090489-1.2.1.1-3uSPOjQ.cFg8wxjaqovuKsmpxlFHcMZ7lC6I8UNrUVC98SLl7HFMg_6eP77WNS7Z',cUPMDTk: "\/post\/5172906834?__cf_chl_tk=p_McP3ZGBrlOt3giG1dHUcQxKhT.46RvEEsWnYhXFTc-1739090489-1.0.1.1-qPbi6Uas7jDFMbaVdlcIg1XVNx6ARyakf9edP8MjDeg",cFPWv: 'g',cITimeS: '1739090489',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5172906834?__cf_chl_f_tk=p_McP3ZGBrlOt3giG1dHUcQxKhT.46RvEEsWnYhXFTc-1739090489-1.0.1.1-qPbi6Uas7jDFMbaVdlcIg1XVNx6ARyakf9edP8MjDeg",md: "Yxkkh1CqooeG.qRbn7G8qaZLPgDa0HO4sR_uxhJ4sac-1739090489-1.2.1.1-23BEPz_xYDsfq98GnHMTXw9n4otPjH5mBnscJcK3lyMbK9Jjc1T82w_OmSxo7sZiBkCqog_.lW9p0gKjQeEpgImtyKo9cFrobNYJsMHj4s9IGWbLnZEH1Eejb1L7T_24TVz9mece4lKiZEtv4zQ.DhsdFG4bAZF6UA9KXRwX0_sUJikLNcDbf.Rh1AdlS2IkIJZCzw5_9HOmq848HxbP0qYeExv2_sbZc737TmEmK4BqzQLGuusWNkG5NLxeJAp1JA.jH9ZvrbH5aOvbuGWwfd0KwbAagO8Doz57QBlqEnsV_mbxHyGkFPnXaLv_d7sIvjz3hEbrMCxYnHFNH2rpQQyzt1yVYNwtzPoojeKdLou3JBc5cz.6PF1ZVY0LcThDxENXm8ooIKfFhxrKCyzf_ktNVX_K59tlxAEFpdkC556wn1ESXew5JZo_lQersj8F0_Wu9fgputzCRxDAl965znM.iSMyiUFhOO9BVnza6HuqCFsdUadhduGxN3oGpPfqJDNgxeINP4CYFmw.D7QNCdqIdSWhvL8FS0kP_I1DSnvNyGPTq5WZ.HfZe6uWEE7roPMNL_dOsaX2VyNgIpQs664FGnYVjYE6hmC0CI8itsRY6TOqDVauEi.qpdtOt9Xx.lJk5r21tG_L76IOlGQuoC5ex1l7caZ8uKhT9JRbyThwlSCzSvXttX3fD3EEmI02PVv67CyOfi0z6itRwZCbAFRDkkXQ5oV7atKfJNsVV_kTMbVNn9CPzAqWNCVREHlNvM4Uq8llxm7E0KX_L__Wv_ZYXvvrw6a7Jhl.8uUg38g_t.0yxxT9OsfxLHsql8mFAQvvZY.w9BNoFz1lu6fyH_kflYjmwURH8qo_QV2FDEQHo8_7J7Tf7t349YSMtulqf2PUYOjqhHtZv.BQJ25l0wR6K6j6fLUURpgQgBCBGdb6OY3__izbWlWCwxpnf8JYBkCzIUUpO4Fe7rqZcWFnXLksSBpxUkxNsb_10ger8JXCGqVj2l08NAxCE4M.NMUxzIqrXH.hEkU4hqwescBCKCftzgoBRjzXq129Z4bV.vSRr228v4d.iOnJ1jJu0KG2sNVrYjmbqGuSJHp6GMPDUMNOoDoc__YilHB8vV3hXwUiOQnkXv0MY7dv2xZB2Jq8Oy9eNMlEbO5N3sYUUpTM8TxZkUryXTr3Vn1sU4ySiovf9tuZXL8rvP99L0aXxqRQ8T.E9RHWRMZYClKdoQG773cdBtx353EYNcPfm4pTyf7zUQikNxJ0dZcmsOvcypsiPHY0fyVyBpGcwfALeDHCPPQbOAi2XvlQkcO9LPCBg7DQ20Q.Pb4kik2vUJkl1nZ34i2fp3H3piAB7DV4CX7d5qym7f6vN013JQt8xZQMvo0BU1ptDHx7OJWct2z_YLuQuyN4Di2yAPppZMJnAr5NEa6r1P69vgejQ1gdt25cbl.BlngkjLWH9Omq7Ey45PohiiqyT60Pxhr5AdHFRQYnXO_kPAy1yVZ5dPp4mn0pVkPei_t9_t6mdTbdWqfTinmQY7gl4DL2Sro2Ju98oatRmcUV2r2CUj9KtIU7LZODZQ4uQOmiP9u7.NmTST5H1Gf22ZQeNJ.t07lf17fiRyGmVWLm7fQVJYg9IoLq0dnGL6RhLmm4QkFQN33a8i74v3vIKumX5N07Pgv9dUyd.AT5b6wVqm7tQ5n05_4YNTWdduFoqL8EAapAWc9a19JlzyJkocpW7a9v.tujpiphgz8AJjNLrH646M7BPJ7Awits.tm9_9.71Ru9LfgAVwM7_X7SL9SX_gQg_1OjKDA7H2Dq2.hEBFcVaWozuA38hM1WuNl_sWVHJx9dHfvpIzajJYX0kVax2oWKuZRGO9_EAskw3hIXk_o.vzalGV0ueMP2YM8mPJSgHJTrqcHGCmFl3coXy7pL91or13F9jnIWnoqvOheu4muCJb_cmeWfMplEUeYulseV_tPSoFMoiSB9F1s81XJTy7SGHstKWO9hzJa0NtR2duVAniDJ3po79HoAycN0P47VPwPEprw0mJFaH5_sHpQS9Ywm1nebsY2sXa5hQHSBqVUbP8uqU_5r5bbvrq44MoENxnBKUDpuvFvngsa.S5Z6_0JnWZPrBtiiCP7Xvm7bgFzFAkgRjwNgQThyXeZ29mwJw1kTrFRjz0dfVvpYzxLJk3HIijvjaatXNwb1H1Q7W8ge0STo2Sp7lSxxPtQzlaBzq6j4WNon3CSbx9Ux",mdrd: "1ro1Ewsa7zQOKcXatjXp3TTAP6fJ74kqxLsevpCdJMo-1739090489-1.2.1.1-aILd6CDG2d6W.3UM1Oppqe1DGOqRMi4lUnOl6lmBpkhma7sVrCLWWAtkuI.rcQrPHuGjws5kOjPEkOFWJRUUtJLjFSRtodC1nvSxkWjGxc7CIlZ5QvGT0KpF7rvNOyJ0.vdNsHMuYfiVUk2xiuLx3apYBhrx8bD_jpNW0eOxPUpOrVJBu7UZXZi3xbI3GK3ZDzU8VstXAKQxIOeInU3sMyF23iZajocN6a3.ZnaZIxBMi1r5l3HUmE3HmgJ861up2VrEDbH0ONX9lXNLxH1a._.RVBHNiiXsnZOeg8cR0N7x535awse3aiV9gKFztz24N5sJLrPA9Yhnds5RnZomi341YoMi9UJualvC2QYsXgoDDqo3UHCZc_iNfM7cfOCD9mGIHn.3f57MmZ7ItfAP350uCIw.yeTa_hYPNopVhW.I7VSgANgjR1Z_bMvnxOvB1_7omsBHV0Qn2r_uVJFUz7JbXhZsHqjYJVvgkUld_oNT6fQrWuOhxraEJjkunJYhgcXBns_1dfCHj1LJ4ZZCpaE.fuNdsaqEATgeMT22nhTxi3xF4Do5_6__h1FMDPFBbBPmZk4RBKEu.rrUcQYWTa9MwoZxHFqK3jpUXdWHJbYFmlVyWMj.IhK3HrFrK64q.DJRECL3rr7ZYXOlDph4uTHCmSGY5l5Uw9PFVNuk1m904LhsR3JnXyT4sg6dZJFgop4Amvv2atuLK0zJ9xesr6JPcVziF7vXYCoFypeSJY_8GD8UEM58VlEwRzVMpxVPPPQCOuTlYVWiADlX4jnDcFHzcQj2TL8.jBzQ1amThqX1wZVvfAy.s35pZgMAtjyd3ZlCfxkAxfpgwByhZICMAe2YkT29bIGtEzs5n4t.jauPuk9XmlzU9ItbnCK1GLVrJBPcUDB.eo0ugnf5vEVLHxwzTfNVoikVdL7rIbTKgf49Fz7aPyjuNOKSJtE6WC2oIJBRricfmYebu8vF3rd.HQcycG4f5MUav3cfPtp0_EaOZNmoax0NwGx09WlVorNO903aQ_ey4CVba6xO6EeUPRP9gVWCly9ighdFgrexXll.OutxttDI0Vq5fcVRp7NFAwoZiZ73olZBCIB1.2z14hIm3p6me1mle3DMRHraLEgUhOnVvAqPKG6aMvuB.GyNK7xNIsydhw_UcpfzVDZZ4UleNDk3G7OsMHdZxR7L9rLDGtlU0FIaIp8iBDpOGtW8YOb9Jp5PxEz2RFbjjajMHPhGw_gl36nQCRFfE_L50fzKxeobEFopqoLa0BU5LGiX.EXrS9v8AEbGXIbHh3ujzKfsOT.t28a8Mzb9i4_Xwv5X9clxseZfGbigwjn9zfOn97hCEMVM.aZyaEsmEL9cbbxhz_bXH__8m4HyyNi3AVhU.5YhcptAB3vwwoOuGOAAWQXHzNME9V.7KHscV9eOKphdkCwfGWMb16R8VG.nUZ9cURN_n.4IpfnQxYFSa2WmB.TpLsXgnZuKomw9EIx3jhqcq35pud7JlOjkTouQi5fi2D82LcPwQHDIbyceWF.FDBHPdY0HT1EU6xp1fx290zAhA6wi1wwmJTG3o3WGWhDlCFodyRez3BDmpgl6nJ5D728aNg5CV5YZ1QF.G_QAzKEB7pdZy58d9dETfQLzNuuCY0x5pw6JaHf5D.Qq8GP3tnRiJV3yOx1AcHmC0rE6tPAUrBDu8AGj_uAnYJWQcDKACW._mRqe3l9t9L4Z.X1jweauPyutCTyM0hYpdz7FvoPKzytEs.HtK0zxgQm13ITEEETfDReAtUqaDR.uRwoBaNA35GgNajZ4gSuSqXmhMjl_yppjVVk49x44WDFram8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f28f875963202a';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\/5172906834?__cf_chl_rt_tk=p_McP3ZGBrlOt3giG1dHUcQxKhT.46RvEEsWnYhXFTc-1739090489-1.0.1.1-qPbi6Uas7jDFMbaVdlcIg1XVNx6ARyakf9edP8MjDeg" + 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