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-295633059407.mit-edu.top/post/1349625078

  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-295633059407.mit-edu.top",cType: 'managed',cRay: '90fcebf47deed647',cH: 'SHcxM3cFnDVDSyVvOq.xXDFoOZvlbvm2MTrhA5JSw5o-1739199132-1.2.1.1-A9MF7Xov3Dcw5YjxoMFO_Mup2QDbddD996V1t1rPKicdsLvVnjxjqVIY8J8NcS8A',cUPMDTk: "\/post\/1349625078?__cf_chl_tk=qISMKGnt8Mc7Sd7JvYsSMKY8byWU_aZFWpI27uB25H0-1739199132-1.0.1.1-gYhLM8VZJk5N4pOkArpTSYxMGop1ExoZ4Xlz0nhxKJ8",cFPWv: 'g',cITimeS: '1739199132',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1349625078?__cf_chl_f_tk=qISMKGnt8Mc7Sd7JvYsSMKY8byWU_aZFWpI27uB25H0-1739199132-1.0.1.1-gYhLM8VZJk5N4pOkArpTSYxMGop1ExoZ4Xlz0nhxKJ8",md: "AacH_3PfNN2asuF_Raj4cFKitZj2_F.J9qWojYM9HL8-1739199132-1.2.1.1-J5g7cTxcNuaLp5wOWyJCLdN7LvVpdOuk6PAGiDNY9rXGIrtvlPFFPrOE6na93BYX51Sgq60WyIQOOJI5MuT1UNE3dn4Ot60K9TKIYKAxgU1Fm0bnYDJWQkoS5MhLgOuWl4z3GfSvjn8bD2ub_HsiVLeNSnqK4JNMF8jFDTV4W1ovD_oBFB1.DC.Wxzr7IF3G7s8bqjb7oxJD1q6UX.yRH0rI8cgPNPQcnPvitlp1ctHI4KG6JLZzsZAfl3gVFH4.6urAsxJw58QfjDe8SixR72yQD42rmSCDooO614eNoWJZQo5WvRsKx1.AJTTMB8GiwUN_m3n.0yynllriDqjTzdCx1J1hOhWF1EAyvv9J0dm680XcLIgXO9mzJL1.v_cz8giYpqf5BnYK0api5pbqgb26heXNue.AM61CDC3ncYZENmJUDZTRDdlO04qMW8LBcyst.Iw.UuD2XeX59GRE7orPxkS9f7Gk28y.xB1m8gpGLJbLqageCAaCLIMJVDCccDCgZBfepNcv2ezDPOGdi.J1j7p46z0nLtZKXz9Qh_KxW97gMwLsXSGiidXIqw3xEZPxI6CjWF7wqWE8bXJ_GNaNRNNE4_1_cCUIWe_Cg9O0yclzkiT.6Dc61nsMLYMwF8dpOP9lmR3RvSgfGHTELDVFHCYPVqOsKNXa9tr85z1HycPxZVd74mVEMBpDy.kgMJRb4gQsRpm7c7TGj5W25uM9n3gTGAfrPWzad6L.0oO2PTzCY8i.sd_B.o0gai7X4EpJHqQGlafkwZ77a2oeQn3x7XCFESbOIad7Y_GenzVoU4tRKLjaiDDBCcPPT0YiN_KpwcipcMaT4YWupL4LsP76_c_ST_k1snUp5lsTuOMxooSm275o_TgW6SMdU.TGVtGYLXa.jJUoWnBtb7oVuvM8PHF5aHNABVnTRPl4eA5X73vc4ma1vKkPaqtMDatZpur5sGL_rhM1tgZuD5d5GsjrWBa3DVAarTFeIGBJOzH0nhNTVGM1UR7pMqojFFfAwVE9dLD2dZ9UteOY4XxfkfD28iSBq9VKTXnm2gB9azRGTUoCGqi5rGzmzctDKI56ZpfcM1CvU4BuIAef0kulw7fN0XgF_wZJBlYHs9q2DSqil0IR9Regl.J9HgJorWX.7Ojqj96okBn3KMBRZExS7eFkZIaRTtJzwsDFQp05BIS6FylvNviHnoiR2jBvoAMAEGvEZvmsC2.xmXzLxsvPi5uSfZTYSSRzNECLvBoY0Ko7soW3ctXO3CPq0HXdH57yUJRxh8oAzgqG_zjmevv2t1YHc8YuJae4GpPBRaJ9fzBb77_J5bwahWogYWT5FbLQxJJbsinQaa3D9vCsUy1GkM0qGiCDAdtuT8s4hX.pk3Y41TQ2fYLBiwph.kAJOCEKoIbQkjf4gukN6OuYxg8bzoNzaIhtyNVSSRuC0XFsygXLRrJfZQhqpu_lNAodSrROJtDTdxU.VhQB0_nZR9DjIWUyAaFi4_9hraGS7tyaGUOdlGPpBX9qiKIlhhVdsSgJ3XpbuC7UwiNKQxexae86hYkfawN_vOxgUBdZONnVwg6P5oH1uIj7xVoPWr30YrjgWOYEMZYId9wtibwHwiEGbpXovI98iI5ko3JF_p1QcdsqtEouRKM9ZKd.4lfdbxMiecJk3e29pfA4JtmQ57jAcsolbVPGDWkzQWY1P5sOC5SxquSO.ujtOai.rvHV1aEhpSVQbe9i7DZQQxgNh72ePTIasa3UN.AvLQFuxqRWDSa6ClTcwie8umcElwq48Mob33DWvxrWgXL74BaKY5AzMPYL_hJ1GlZym30.trjYWxb0uWFqi39n_fkbuxuPgwfzaiVF9ExjrLQweuo4e8kzuVf2Lm.Vh4u6vjCN_6fN04tcT2Kj0Q_uQV60vDOmPLegCR3p5epUgnjM..qfvxnBWXBWYOFzZoeywFIFcvhnN3mPzeEnPIbBEnsmQs5ivM2wSjfMvV1DQHWirgbIX40ffrClMPw_NVspPZKmM0U0nGsHMBWIPrGV8ytaSdzKN7lZ__cjg974aUAY.qFgXdUBQyR5F3M.T5XS8vFtzzieiyVe3w1HSXe_lZlaVjguyniCEzKOv5K34HGINvMECqVJXIAm6wozyyU2gLCYz71nFKMMlX30XbPh9oMh.vS7RtoSBEpCRmEX4xrI1HhUZhRyy.LMauVvRxXQbZX4O92sx5iJhnlEPSoO2_554.IJcblU",mdrd: "FDUHP.JU9VMKAFQA8w2_HXOZxmJbOLyjjbT_dX6MsV8-1739199132-1.2.1.1-D2PXSrK0LGdvqlGYBcJ4rFk4wUW_zAnKuuBaMVcKr0w9eoYWdWe_9Du94Mx9lKsI4QhEsBOuAgufIUKbVQO1xyuhVcbr3fRq7HqwBOAV6M.NyBYxwUwGoAP6_IzKQb6h6A9CbjVUuVWkwBv9YIvaZqHKL40THb_E8zBcXOHMudUjVbjcLlJDVNzkUuYlL8NNzhhdH6ixUW3caqaU4YJqVOMDkqtmdPx6PdIvNWnhQ9Omf0qwPiWnwp5Q0LRlirVmdUBFEJKi1Qwxjz4KXWuuiQpN4C6kPeDOS34vww83bcR2lKMWxDD30mFLXw2F6RM8iSPaaUdaKsTvCGDGLzxfj1Zh_ES0t3_zjkr6rsbS9.g1vhHNN6E1ibuAmlBwBXoRaZXJ0sCTVa1jWEn96rzv_Bj2zuVcZYGxdd2tEpsO9sZFaR_tM1Davkc3byb19XvfESJdJVYrZbTdo.xCiajtrV66p4CV_fZhw290MeApdpewAq78M4V6jEj01ATnSCDWwjELOIkEEKiDmVQGxl1CriS_94ksh6JvjSRFCTXY28wJ_O.rfvWrcJF07Bx_wqwycFpcc9hfJgsqI38ZDRlRy0kktM4xSZxYVce740pNooM8j0AbcgEV_sLQDZuwvEklcB7OPnj9DbUtF_pNY3F0V4Jjy5CuRVdGgU2zGaITbT0sSg46WStT8FhEk1ixA50Q3yf0Y2GvqfLNs.7qZULtE.6CI.kIMUjpWsH8qHGhscMCEQPPoqZ.m.hcaWJSLjGzJPodAZ2765DBHthv29yj3Ak_DLGWPZ97ij9vZ1LJ.uIFb30CHYfKZGrBQG8I4RzRIQ43qXjMpCG_SBbWDWTsNkjKQGVcpJ_6YDRJJmeXoYue79OYS9984wyyw7mdy1OuuoxaHWeQSGlGiv.o7aHiULAvAfOyhaMKJ.2XO522SMgdgalmWYMJre1BkYYlroCyCkrCOcl1K.cncKaBXx75Fgv9R5G7.h.HppcinDLkafznENlHo2vfMJEBHghLUCrvzZqvPKq_pnQ8nVZhpe1J0zREEVG1oeih.wp2iKQcWl2zLH5Qy_iFQrgoQ6J5EeNGQDA_TWa8ZuzJTDoZPO_sFsq4iPlVqiOSfM3c0vQ_REVL6Tme72J3o7GPGG2stsOVYqAyTl0BeEF1jbAtskA_CQr773I89a2QlMDEeM4jqG3hFGtQHibJ9mM4pnPQKAfbzjRupdIuqiaUWz31yFWWKLG6OaU15Tm.2Sp6.LK4M48WEkj1zpo_q6AMgnZFLQX7ktAA1ug4jhGPo5nTvh_MAZJJ_qMjFchtmTNDQl0AAVRBWfUUr8PLSprm_RiI3aFPDEvxVKnuUUYnReC9TQoDbCAGrloWvtUS1N1WoETIQOO1n8VzGpX2BL1E2S2JKcuF2I30nLHyLipCSuTB7995QiSt2nRmVeLkNVbSiu1NeGvW_klC3EolvECi7LJ8cwe9rYPmpVuRSXmpGRHPS5G4ylbgbnLLaP0Ud9Sujwk08g0qVoELoUkRmegU.YbwLFuP5LVyzN74spZH9FBSWbZsA.t95mW7tBGmE3Kdv9BGDOf613mr4a791g20e3bB10SZoWxm1SHMiRqdVfKgBX_v5cqQSiyg2vHcpSr0PriIJqWztdOcJKCHmVjrDlCe36QqzgUmh5xI_uyv5l0jdYVo7DATFak4X_GN3_.lYaUNJ1FZ8A2.FYCs4dYt2iiGeg1BCaHY5PuUDHJI3hYrlrfHuOUXYMh8Ctbw9qhWQapNn8abZIFjJdlDqThlsb43yXldBarw12CuF3pLVP2gf4YFAVGkea4qmQx_HHFkME3FpFI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcebf47deed647';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\/1349625078?__cf_chl_rt_tk=qISMKGnt8Mc7Sd7JvYsSMKY8byWU_aZFWpI27uB25H0-1739199132-1.0.1.1-gYhLM8VZJk5N4pOkArpTSYxMGop1ExoZ4Xlz0nhxKJ8" + 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