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-619932257639.mit-edu.top/post/5832617049

  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-619932257639.mit-edu.top",cType: 'managed',cRay: '90fb17fcb934c948',cH: '3WaIpu6FjFyI5b7sQxa5p63M9LPfi46sdcu06f40Pf0-1739179964-1.2.1.1-kSoJ7eug1WTLWc1Wj4J7O.fygtrJ8oKj7qjGIcI4FiGRQz2ABk3dM04IdBDtrMSV',cUPMDTk: "\/post\/5832617049?__cf_chl_tk=GauNQHoMLn25gEhHGQk_lT9ycnT0KpLrqDzwCZfzGpo-1739179964-1.0.1.1-rGfD6Qfh4jZGBlbTViZjdVpqu92VCwJq_splW27YNMc",cFPWv: 'g',cITimeS: '1739179964',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5832617049?__cf_chl_f_tk=GauNQHoMLn25gEhHGQk_lT9ycnT0KpLrqDzwCZfzGpo-1739179964-1.0.1.1-rGfD6Qfh4jZGBlbTViZjdVpqu92VCwJq_splW27YNMc",md: "fLpDRJntw5evSBYGo1IS2.PI48sVON3CAAIg3KWZ4II-1739179964-1.2.1.1-2BO.He0jbDD8uW0.ci2kg9wFSNdt2v0pp5tDosrwlEdW4g3LTJwoVuR6licmf.k9GvD6eC1bP3EckORkdDG8MY2Igcm2T0WXIQMhX4JVq6QLiq0GU5dLbXuesSs3NLGCShiWKlm_pg3ecDRdy9W5wHYVaxeSC6Oq1PBGj2upoKz9C6XqsrD4ND20WQeooVyvSAzbs4DSaHr1pQ06a9DuVBzkfxibO_iX_dli6uyiJ1olWm5MwWbWZHZuAxRgmxDo.k5e4dyW9AsEGI1_p05Z23BIGlY9UoxE1SUzxaz.RWwCnDX2z0K1vSxbICRfLJeUi09r17OGTNPC9RSh.m31f9Uf3GgxOSnvvq1maLMpNaQmfkew0qaBjqdugPd0o4.Z1vroEyzfPQg8NcKm.6RYcEvQ1DCWiSAuEwnULSnVaGeJDKExqipKqSZzdB.BZljRP5HKhzVeKCHyAq82.LPSCjBW9vkOnCZRvBuzaHKrjR0qI4OymBKShsDjQ5joyS8aVuWCww8NQvDbRTlT5yrINEKqSHsLsM18CtQ8q5rUh8uDN12v6Gi45TyJFXQWn7d7odr_Ypsrl5_pnVk9ouLWhqL80fnpJNajK6q8PL.unSPyFfPFrONunFIT6_rXeSUbgnupa_0zaZSeG9PrVMAus6G.yliUUHLshpGRE.FmAOUkh09bWizXTfDrtIhKvPDU1JywRcOX6j81uCNIm00h4cCcduNqeCofNkDzr3DJO0C6ZQweAOJbhyYQLZAqAUlnGRKNOTFJhDNyK1WyGjba02o5TyA9I2hDJ5QjE.8EociBPBFajeWvJ8UZPVjyoUHrTIrU8YqxlU31hxZNiJsE11N7gYiibJp6fsyPoLSpbM7CUVwm8pgLPFRW2kthYhJJwqMiIXBRBJTXb34_TxIj5wb0gkmJlR9Cd4YFhd1SMcEUIZmXDUShvxPlVba3wrmqTZEHQuDuqIfV7aFVT0r.kuwtGqwt05NFNR06xbX_e72f027EwcPCSdzgtXnqnpKVf.afRst7jB4PGbKYrOc100iQTCFyCjDb.3tHcWbbOect7ZDDdqK7dgqSMfzJIFiF1_3b2BwPOAzpt.yP8ebCiRTZkY8TDbABGvl8BC3LdoGaeYf44rolKW75kQZ1GyjJSCeyRc2vi4FTLbNaVg2HF1EBbFRoa5CAxDbDoNN2u44MGWh1UkDfOG1.BtwlBQbHVHqmqzeVV5Smg9pC1IHoa0qw1yFsspmdJPrE8kJF6gAZ9EZn6w3h1WU5JQWp1zqFEsfWAuFwv2pQnNopOQeBaJCMvMwwJxeS5EReJolLqF2zUxpTW5m4H8DtdzyclVpcZbpi5twd1CNE5cX1BiSwydVefFHP8roepdjpPU9T_gmt7cGdb.1D4.imyCqxj0XqukX5..OVdtBiXPD478hKOvWtO8h7F9prbcpRcp0SNy.NpzhMwrhTBX700f665WTJPn3lZ8FH8ur1kfCHdy9qMEErVIigv3S8SMvqgZVoyBv41dK0NsmHV_aCv7ZKRchCNarN2QkFmYQrpOR2ufOidPbvaV1gdVyhNAyMr0Xw9a0l95lb4oFOpTfZJgOTq3_msT2Prq8x6QjNELYoKui.mtNSAgcneEpH761NoFevBgDM3faCWIBuTecodpK5_nY250DGYBNd5v903cnbqdqykcENWuCAxNGWsK_6j_Txw_4UE3liy2ahj0KdItx80vzODxGvn.UbPDUItaHj_ILptlgL149NFIJM_fgxqG4MmjLzg8gSL7GooYOuu2Juf1_baknTbkzaWpcIWI1.T8DRnVoYUNuBGsWg_9OXuT9woLKas3eSeuTQLeThk66uLZ5gdvu9I7D_eN5LjAGsCBYpKS9Vz7YKVVIiONJ4QCYHkH4_.I.UnRSHRwiaJTZt2RBUTQ4JY6d97mnvPBGAr95P..0W9I9SAy81j2xhZgSzixaKkCre4MwVgBfoM5b1YbdfleLesxuNNTkeWurjemmhKWae1Z7p0tMeyv5dHP9FgGMq20KA2269dEqSo1LfqjRx7SpZerBg7bxWLeqvIvNJ.HzWZOZhm9CbAh8xaQhGULGuJ5WnPlWQrMiLA71.AtoVWYwASfxUKog8WDmpA8DQxSastFTBPm6KNVPdPoAWK1Aahpzjw9cUgsIChjetzEq6Lwo0BwzkMCpNwoYCUhGjUVzQLtuXq5sZoXA0iEM5cYz1.hk7wNxg3ONx8Bg1F_IP",mdrd: "vHKG_NtpUXhSa4D3UgNfRyeNll6wFEWymt3tNMllwm8-1739179964-1.2.1.1-.REXJ3IyWZt6q3c4QRvFY9dnjug_smTxM86eVMVqWpv2IXM9YWKhWGUKp9W3c_11q4oRDUCUhrtFNGmlq.OKAw6HvjRqq2nrSNGfN6MjNXLiyWc.sWFSEle99bKtufnmQVoI56kDOwQ956GXfPQm1qfTOmAcT5.c7E22OUD9hKbT4pYeixyzXTP47iZhIfJQwv0LSKwChsaR276YN6Cp4i8BAOuBnmthv_sTAKuqS8frH88WIPgs9GmZlm7KSMXEJs8CdqbTjjCqggcTpi4C.hinYGpDybDxiCS4aIrnrw0Q0WUb6rtRlczF9xr8uOCyrxsoq1E1OKHE5DS34nXG4eeFsi.74vxxUD4Zt6pprDxCYUqElwZ8U6yudWoW4JXxHWDvJuOq7patj2bJikItEfl0RN2r4Dl6UWL9MknI1f1Vq88Awg4FiGB0nb_odRMcrv7Ilysk3726xU68xJwnzmQ6ImV.DS3hEnzcjIO9e8Vg.47B1veGPdscN6BIKZFH0PetJ8o8eYow8eHUrFgeAnPn4cXynTxuLJqlDMr5hZlegTcXouPZ6FUpSGjmTTzKkKle1VsMZu3s6R9jxIQshmlM6E7AGtAO9rQEsZZHwoE7e_RD_3BV4Rg94HX7sy9ZlDzBKx6T81Zoxv8t2aOppjvvKvX_pdb_cYB1DDKHlHqspKfyvpjZ1jjX3jiRhbv59.mxL1h5H45xe8jh0A0Yqf_HCpsPYU8qrISJh9afvQD7Va1.PxCB.mOBIyoe5sFscNhX3CiSA37KAXYAJnU_Ufb.8JmAJiRTA_X.72EKbVgpeohTrlu27H68Z4j680TaCI1r0lRwKkaoQpgkzd2d2UsOHlC0hg5PQyXQFml7VZ.4d.L82OowRQsP490RgSk28ngtvLNv3Y0WwHkFjgCKbv7.Om0SaBCznHsLpzMojnY27JOGjzpDmDnkQ7f4rzU4jmJZj8Ub60uAdZDEuHEkb5mY.wQoqzgNiOXot8bFglhrqKG6ktmD_pm.sfp0He8e11w48kTOVKJbqEaYqmXsq7Z2DaMxdztYbg01eMgINavZXkDAUBx69EeVJ_J6.01mOJPQHQsXkAilXczZaFvlzaa3XZIfrCtAsF8w_7DbEZ7clWFt4PX.nzJTm23mF9Xx9_fUh4N.raRJdbLtA3Tf7RDjNgM6LSky4tCZxWc2r7SfWYegNn5bEyMjS30Chh92iagr6GTfngLoWD2Bc43DJbt9mjElBz9uoau0OmMGYhSBIdwEaomjamse1rFR_uq6RbkNE9nUBcrMOx6sleCj4G7j06O6v3S7L92h6fITGixM1dEMG3jpQorn9t2mn.iGoiR8SKGKP0gDUT6RxczvgavDGulmDSFEk.8btzvxdkF7mhcWKFfaFE8_hTp76swdgJ2zYW.StLqrkwgTHqq24E1NkqMaG7c430JPrKUXkGRsiJ2ehSUUOJmj2mGig0g3rumpsdwKSbqMMNQc7XpbyaTc.QH9cTfcl_0gBpQizX9sMvlZUk9nOuRV4WHKOmKfL1wWoFa3S_wtuvHLpHxZXsl22dfh_nmUTcGS0QvXDTXY0S9jiKD_4KMq_ZYgGjbClkWGChUiv8UtVWHjpBCar.Vbxs6eYNOdgAd40fbuTz8uy4_QazEGc8KUxwl_B5pf5W122F9JXQ9nt3buAyR0IfFSEN3GQDgnUCpx52F4WSxJMcNjGzKNncjYTvzFrEYQNZHLKbeqflQG.oBAYejJ1EJsBwC6WDTwMTPheHcL7qGriVdaC302fzJajS_tQES8Y8NptczfVmcbXXwQIvTTlBNlBgq63SnYuyinpWQZzjo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb17fcb934c948';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\/5832617049?__cf_chl_rt_tk=GauNQHoMLn25gEhHGQk_lT9ycnT0KpLrqDzwCZfzGpo-1739179964-1.0.1.1-rGfD6Qfh4jZGBlbTViZjdVpqu92VCwJq_splW27YNMc" + 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