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-091220246342.mit-edu.top/post/5378192460

  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-091220246342.mit-edu.top",cType: 'managed',cRay: '90f36bfc4ca0e5cb',cH: '9cEyptLWIe68ZZUp5Dwo08wXw7bKWcjn2R1mVYn_v1o-1739099519-1.2.1.1-lVq_E2lsE8Pzmse2fPsayQBkOZhILMjAX1OpbUapK5B1.BsaFbUV7BSFfEvlM1GD',cUPMDTk: "\/post\/5378192460?__cf_chl_tk=ywo.woUG1sQb4gILYJvBA.fQSAVaO2sDnI_xHpoOgFU-1739099519-1.0.1.1-OSdaErGjCp.WERcJKtCdUzTpGr1RV0R2w8EGSROgGBY",cFPWv: 'g',cITimeS: '1739099519',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5378192460?__cf_chl_f_tk=ywo.woUG1sQb4gILYJvBA.fQSAVaO2sDnI_xHpoOgFU-1739099519-1.0.1.1-OSdaErGjCp.WERcJKtCdUzTpGr1RV0R2w8EGSROgGBY",md: "orVj9l2i005uz0DhHOr1UGobkYlHGP.MmbOvo9pTVZY-1739099519-1.2.1.1-JaqWtG93ZLg79qJomK6p2rvHd2WC1O3K718WZCF5jyk6DIw4N9pzqauDbt6ZxG8J8bRMkgkf.0rIEYGgb8KQ.omvUHxmfB4zC_Kt3aDR1QyUo0SGdfzFZoYY_0ToCwah1_UapELupeGmF7FL5Az_dMYn.50IZ7l2vl0Q9t0BDt5cztn2A8Qd2F.z4gkb85CRbw0ctVGeb0iZsd_zvXFIXr693ANL4_1W6z8R7vZb_pwzHJXPKOx3cQOFGIxBYGYcm7eksrmLG1ZsvgOrkkbcsk64rpgCtMM._A2F_g1aaoqkQBhv0EdwvaAPwZyPVMETyK5wgm45485heEifLjYADi8dJqzmwExcXRg7B4Dmcz4sS2Z8Hmcm47KtIcb9aYdhWtJG_cTsvc8TGDB8u7aB9PZlSuyx17Ce4OzzV_jw9rb8zQ.yxtJSFceM4g6FcMpzbpo8.h.Z03aj05yxAIyw2g2x31c1ltSQYfdk7UEiOIQmF2ONcn9HdGKQ3np4Nyuily5.ylWIVUicSoa2peDFVK1Iat.Lhcr6L.mMB78HFv83W5j1SEYpuDED0GNvOEkalvoA1xTHLh5wJYaOFX.OnsFuww.FpDI7hLcB7Ml2wkkm_XgqiOKMgCX92PgAFw3sZkY_saPlAji9ysheVwLRtx9cYswigF.HEX3pNeuk9MxVhhk3FZ0KEcXdntLkrMU3KDjD_75uceJ1ftCkFcLGxwq7vLNGM4M.AFpTvCXSHjk4YKkpuWQoJKE2Ld7EavyF0GPGqVMqIHrgfKMj.1iZb3rG5qnkHsWpsMKB54g4XMCyUGObQMLseL5CKfdzbDldXtt24Y3DZAtNmn_5Hpg5kS3v92IZL0vn0JU7fykn9zMaRoOjVujZ_wk3oFNG5eAcpAaJ3FeUhbJ.03dVvY5bFAGJ2KJJSQcAqS50ccOHGELus.h.Jl6HsFZtHDlw5.gvj_0UKhRKTCmQs.CBnkwE_NLf4_XLKxswldwu4dng.3JAa7AdPkHbY.ddPv2cYSwvC3kLrZlwwg9y6l3dvVlVzUqu.mQaseEBR8_Q4HWmkfFqtN.xEtFls20TH_PbhuH3B.db3ETc5ezCQ.wOsxKVkiWM1vaAPleIt188FaaMwPfjgeBApGwynfyfjo_kC_YjoxhXmyokU3liHOHii8DVIDmFidSIj8O.yvYskrkM32oc9VUciEAukDwAgpQL6SAhrMshvtRY3v4k1aMhenHX0ER9gI69mSp4QQ8bu.HFHZGKQVt27ZZKQsc.4WOclxka_adJfu1EZ6a3aMWE7JypHemyCyd8PoIL1KfUUSWJMmm2A7sRPBnzI9NQY2p7x5Q7naMZ0rscUWB47bd5IK0nCOSp1IJsO7kHFYwhEXjIHnJLMzSV3xPcgJr4iKXjVBd_VdD4zYG6OCJgxkBmUFsWwpEznFb12NiUplY.uH.eK4esfSpA55GDgf1wqxQkhJUQ2SGujle2ImZKiamLsUqhZfoR0ausSLFNBWTMgA7_r4RxlXr5ZPwtMHTOWEFla90rCNzEVxGRHnVkh4NtonEtBmL3nNF3_2HCkIDuxGJzioS7GzptCR6pqM2B6a_gNyRVP9Fs5acED7d2Zaif_H8HNFfDLElheKmJ4AhaEzHt5UzfdgGN5k_V8t7Z1VtZs.A2sDbBtja3Vhd.g5e6zlSdgFKsXgaZ2AcjnuJqUsQaz37duMDczvSQtTacuTvEw0AxU2oGGaOCliLTc.jhB3vObMiRGCi0FyfExDW88e4mM8F6Ck9_7h0PM.Qd8R7YfpCU4XBiIJhmZrqRTcUZea6UR7o7K0M5AssjexpEXfG1GwZpFN6SbauzaYAMMnaozrtWkwph.3jeN9RZh2nMcE_N4ryNxcl7jyfsKLEPXylC7dIN26suwN0NvB0riIDNMGuigrGjdBq7FB3JCqnMwHXZi3iigcl2zjK4uwSN4NeBSVo_JNn9HMXRgFDw0OQZBYa6xYNsHIBCQMN2kOKLGhhxubbIvhkz7BCCDXydK2z1UaKx6SU0HDDLy1fD.U33efcQ2.ZV6l1.zTyKHRt9gKIzVjSx1S4M5HP5vVZXLAzLSommi9YpOEWv2oygAggbJ5yEwcfepiUjoEvhG9TGja8fzY8eiAOktrrLx0xNZTGb2IES92Lxk_OfC3iRLBVHTZ1Yq_z_1XTyMz1u8iU9ooGhyyNJJxQX.fUPvf5.kXklTx6BLTvcHfdE2Bjk6COK_8F4",mdrd: "jHN8gsBqOdkztadDIgbeurlF1Iz8w8CixUXmKgHprAE-1739099519-1.2.1.1-ODOF7NbAvEybPGXSd0YaUjgJc0QqsOcQ.eSwioExhfXwKxYyVLzsf136afMNHEe7Ocp5Jf0vo8k07nDkTOXqvAvPPSrPZSKLfhcD3GD4iVWd9HHlg._hrXc2dgkbEYW9cB7lPiDWJBTloXB5JwnOn3bjeRHYlGoFCQmGFju0IJOZkSx2pQWoZsf.qUWR05lzSJ53P6DtNGk8oeUzRunGD2JXF.3a4.l_28OtYHfnRNcGeBo6PIZdeYkiESZavqrSrqmoYlBNnRu40REegxiHxYaApiztcEROEaEZ02aTXV4vaD.G89GXM6YDjvOEFHwuQLFXhkTjGBfBIfeaO5XgMG1Sm7BreSUd_BsNpVLNyJJb8gKPlxki0Iqfbe.1rrIXG8UxBh0_CCz2JJH067cI9Rf8T00QFVFoYH1DkOP6HEr77EDGmZaKhvZ32KAOsNlXUiL6ojjyAg5ec_tzyY4oAVE_5Sk02XeqJrnjdS72Bx83JdDI1j7QKj5PV97s7kTSaXSyA.Oilo2.KGCzyVGdMBoQsBje9sBEt6JWIZnN8RdTHtx4F5wc45dG07LE8vklhaLaScfhCLudJp.nLaoZJl9Z1oyjCs6ANbPJI1Ae83Ql1Od9SugxzOrINF1QdnZ2eoG.O8a0nCYkwGpB91gE1ZQ9C2HuEM3EG2tvWui7Ll83.gFRUKVU511US.yi_L1PMVgZlQ2V4yRO_T4gOjDiDfoqlVJHY2AOrwvFm2dUaLpnzZVnolfn.Xa.XPeTJinNxAjsHXdMIEjGYckCV3KR8qigqxHuLW2VdzoNCQTYD5s9Q00wuVCF9AuWSYWPIam34TqJMnvperIrQWnCo0wB4bCGxdolsTpihF2DZXO8B32CIScz5e.h_jxoumphvL.1fQvXHpaLnNNiWabS_sMtXfU43eK.8jx7EPtLnqZDVJPmDJZmx3mGKm7Ic5y9Xha4RwFjwq0eHCcMz19PjcuDa_FWf1_2qNOswUiMSzBEmnIxLkDK5HDvvPkonRfzZjf1BI2k2.LzbmjT2CLqkN5dl7TMK26lkKpJjSi3v_jE8umgY1UZsk2WYbQ8z1uCg5SL45hKKTDZZ0OvMESmoMZTtTEfw4FGGGqIOGSqbFde68t16ZDrSJt7yJJrcr48X5rDmFew8MUmvfVpBA9yAHvvAf0EEn.GZwRdqkPc5UEe_Q03jtUgIDuJJCyJPR8dXvzjtXUpThc4bVp71_yjoK8y3vK2JPP.gKufVXxrNI7jphV0kKgJU33FH7RPdjUDturr8UtIoMKem2yH3m6mrk3eb7KxpXyQQlEUl4_tJ4x04rfzCKrIzGxb_9Lp2epCojq6ShHYuVutIMPbjdVuKarDz8Ou7K1D8kvuFJpaa7PYbmh4MoPACrFYeHEPOU4cvhf_1UYeXpfby8g5cea4JKAez6igLqJaDwDZHpWkZLYAhZbhy0Xpjn_iuEXJaIpDLmkCfONGC.sTVr.TYvRNZALR9AHJc3SioSa8Ew7SCc5XxlG5v_FzJh9TyL6XWCoZE2loOjK6uMCnAoINC1IZzw7PhCay5vACmvBLFib3Wu_5KIxccyxR_mZzT5cqX2Q_cLrpBKrLWjhHHEOEdCOFIJRNYIfanIRRBCkBi6hYeKxCgudtG6Uq9hksZK_5EM_CHeDqDlEc7zKsc3ww6qUGViq7Rk1HEbLNq2No0qMAKY65CLgBKLBDxoqkV0v8CAyhIRLj_bJqevd2jY5pm1ZB0BQhHFWOP3RRv_0dJf2TrGuMnmuiBcVS7QK5jITBJsY8VtkAP_QpmV5qS968FWv84K7hlw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36bfc4ca0e5cb';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\/5378192460?__cf_chl_rt_tk=ywo.woUG1sQb4gILYJvBA.fQSAVaO2sDnI_xHpoOgFU-1739099519-1.0.1.1-OSdaErGjCp.WERcJKtCdUzTpGr1RV0R2w8EGSROgGBY" + 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