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-937007254948.mit-edu.top/post/5937164280

  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-937007254948.mit-edu.top",cType: 'managed',cRay: '90f547844e368005',cH: 'dvlg8bJfcjTqrrKdFeUhXdFnSn95PzW6eUW6HUuTys4-1739118997-1.2.1.1-xAnpu8GRxJHoBwUcJ0OA8AL2LHlsdyub0BkeGn97mC3o15W8kBrseXNQ3MttrMJh',cUPMDTk: "\/post\/5937164280?__cf_chl_tk=HCLVeGXhuL3x6gBK8nUy6.UAGB14GUxJBDg4zIVYdMA-1739118997-1.0.1.1-PytZ4rVq4CX6M_A8DXGVqXhd7aPcL8JMYrnlzlkHD.Q",cFPWv: 'g',cITimeS: '1739118997',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5937164280?__cf_chl_f_tk=HCLVeGXhuL3x6gBK8nUy6.UAGB14GUxJBDg4zIVYdMA-1739118997-1.0.1.1-PytZ4rVq4CX6M_A8DXGVqXhd7aPcL8JMYrnlzlkHD.Q",md: "4gABwi_KBsfms9B7LUdRrEkQ9hRvuloMPwORSRpxEyA-1739118997-1.2.1.1-FBf6hua0SJjZkIMHC8YLgtrQi9SRXfOxgriGEqPkChltZWyLbpoH.QzmxGnIX4Zc1vNy14_NqG8v4wvrBpCCoKiJeTHQEU7OXIUocxSIQX6X8Qb1kUMeF92P5hBglR13CSlpatVc4zCaJN4CCM.UAloR_wNlD5thX99417YuMvj1pW0zwhPJyjtfKMPsnZqs_ZfRe.f.m2ACj9hPWrhu04jpfXydOAE7rIUZfcvpytDufa2tyGpiYoAw7Bivy0Z28sW0bbhS_805t6ctvhZHtLDk.mRPtdMk.MLmc0GiuMX55XaoDxrfspzmTKytWHcWB6r04DYQOtobQJHCN0Y_95ZDRCJbqb7ZkT.FUa_6pgsYoqTj_JQwjzPepgPXXgFOks6UU8HDW963mXmLI1dW3GO7yW_5JWjIvNzPKuLFtlp5eRzEEycbjhbO1H2pilbjJ14RT3yLPSOj.5zU7jxCd6MjXuylwsw0OZjabWFEjN9_wMapJTRuOJIMK5VlrHzgvDYG5NUP88vcQ2y5i5aK.u9e24TCIVBA1e8Crs0ukvDjLkzRfDDYPRu_I07JpSDnHC.lj1WhtG_nvtShCmmCWY8ET4ra3lClTf4kuUe9GDhVs.1JG.S9.UyEdRHZYW7qKFm9dCD4UgqgxdcJuWmXGKRywRDzlPQtMsi_DsT7zp4bIKZo3rV_e4dzOljocZ5vBUbG9jCWFwxExcLJxqtenu6DlV8MekV.I21J2Lv4IeTkdUdlNopYpLEH7Eqm4vwY2P2w.BzekxrKDINTZZEHfr65YpA3EIJ3NZMeqAXRi4FCmvlokpRIMWZ9RbH3jvtecarIoGDm_tup7LS1vw6jnh14AB.5qUtmkcWKn9wIZm0PvYBViyUV3RAHIMJjbg0Taz9kxIXLxOeggg_16s0SdKOxdsu9huqSmBXgHNYEBI2DAEEHO_iLmCGKWVzllqxZ.B6zGo1jZ02n8Y2hXW2ZLg3wNOkBRipL3pjCf5brUIockXLvbAm2qUnn6V2KJbMv9alBA.pdy5c4QjjycYgNtc44r2TT5FONS8ROS5vnyb0.dJhg.hFNg5ARBEmAs8zgYvgR03kcbSHciY5zAnrNCLNig1xy2IsnNg_0VSwMykH3Q1PGIAaPZEAwbDjE0ZYiG1gS7WxaN7VYUPxIJ533GXQrni7ACN6D6cfofFoB31gJK0UuA8wCy2HUiCPGD6Z4wvr94rOkQy59Qv9.sInyNFT89A0B4ImSEIg40.RsUulGRsoRLe4QgvBx75wnq2ZNnf0_fQbjDkElUuiKLSToLdhgNb47kj.e.F1tfSGt1G.uuqNEnnkFw8hVNXGhFHtTV80wO34fSZyEFNV1yshMuk01k78oMi0uPPJ1_er2c6OXxzIetIb8BQXnOozCKxCPheGEGqe5aoWfBhdBbfm1.i22xCNXEbmmf_FbYnzvX2COYDJec7rRC.485OyCgNWrz3E5Hy4tZmb0odmKxNULM6EjjKS8_nFyf9Xvh9k8v5_y7Bkw.NT9W62lQonrD37Irk2xxQAas1_lmfccqwB2378BpcCqYeW2lgaXQXC1cpbloVwv9XB2rZDRa9dYw0Yc_.FaUMqFszfCOFCkzcNIUEGpnGe3FuMji.YA2voH02xQ6BSnr.0SMH0R6iFJDTUx59MCF91KCuJacZfplld8cD22F4Zzh_Cq6q80nHiYgTKsBwAYB2Rb4teus2QnkDj9XJTkatUiOfnRPhLyK6MZ_0kKm91l18SB9Pz_d9F9U0cXS0FnXLH0ONcB0NVV6WNoTqjZKDrfx5iYYyqxzGRovmLdcXYwyngb7eRBEf76IET1u3fHwnJRfv2.Z5DoMJ4keJNMXkr7eHRKJSxyZCZlVPjPDkTBSfJNo.PAXu1oW.G1VvrpPpWJu.kaSnHW2fY7RmoiqVhgNFiTf7b3uMHeow7B6qB49PM6rZZdNOv9oTcwvFy4aFb3BrBsa7FL1QrH3V8T40zIme1s0PIGeWudrGq8_3A.EMmU5U7Eej08tGSjukcZPLOLRlhFusp309_h2BxCd5p_VkaC.mjb9iv0j.rc.tHTyxtfbGxIu.Edo4lojAUKs7FlKiRrJyBU6ij8xKUDqhTewl2b.sT2PTasB6Qa1wR10w8Bl29aZ_0HntD7A6y1hQoirmRoksWPc6GpOpqtRoGk6HnWgJsCqtGlvHWxoDmqSKkSjBfz7ryRKC_vZR9XGXcFVCeRwhtbDvZQ",mdrd: "WEQ0NTw357ivaXFim9JFAYnFCK6IOqPdayaRwPn8Vso-1739118997-1.2.1.1-vutzb35lG7zWxiTSu5KVUHwRdagrM..ikSCLxmoNwaGwDNlXQqyJe50.hxcODogQg.SU4y2CwQ4YTzeiuHSb2bFaiF8s2qEossG5IGupeL8UvzRILyTGxu9VBC9dbKeZ3ZKpEn8bJt6AZ1EqWdyPRAQ2I7ZcPfQMBYbmkwn_yC8ij7416Y_G8WrJ_2em3EGg45b4U5H0dk3zt4K45hV0BwvhZ2BViUmbkgGUh2XywRXXpH47USfD8fVW.QqJUiGmoZUph7Z6tMs6nR1R3v7uCw1AN2eEyQ3nbf0EOfnTpFp9Rt3HXqq5JGmSG8oJQ8vjMjf.swMIMDrx6uPjIshMulgnVQzGkpiOKo3W.piGopvjjAM.IYoJ.Q9i3itNmcByHapTKIVP9yeQiZDk5IMxK7F75o0O868kYD1uA0gC0g1lAi8cpVIuD3sCW9z3FRODOs35avPiKwiDzhLbyt9.V9d_UIbGRbnxSBEIhFUWNBlb9fH0vXTE4BFS8tbnkc2cYx0yYzkO8BnVALN5.PaDALQlQ7JRCAJsy.IilegJhJeJtsJnuPJ_OO5SQfd3R_lT9_NFfUDBSng0OJRR1kwns_nri00Kv_RsbbvV0oWK2Qy2iOPjfN.T9ZqI4JxW7ov98k3euyaSK8z2p8QJK6miqu1DNFUwee_ExlWPOsPeosDoj8Y0gCaE67kDdgMvGK8.QSbyKGgphLXnUw4.1Pqo_AcJJEcy_tVQsaFs9hKx8zDnT0DnQFutUXV9qKmPGTcfcsyn.JbLm1Xvk2rXEiwAVCurzF227qKdoAuJiRMUv_.utXJm0MpZNRHc0b8OuEyHIF46fE8tBnRIpzORL84vq_mm34tbwCqB1viI8nfHq_1AXpGepFg6kEmRX.H9YdcApCcyBBsZ5PFffa9PoaOsnIYGj0YC2j.qJOVHudPFetMa9LurvIOWbY34.ubz_OlC1MTPJ_yTGmtk5dpuObwipR68UpbDRJETMvETuVnHpBTwqUwmfOVA9aoayppvBkGseWBcjnkBXbW6W49cQlhgFYXTm9403FS4MbBY5R455XBpNx4gERiAWgjaR06.17oSiVc.do5O_7EIxYltfZHVG.iLuAMnaHG9OhOa7Xw3gjrHaL0Y73LvnBvyhYCmBt4gXG.jam2zvVaT51E7ODRxtZajPtCRtLXY5BfN6Ngx_a7zPsVqKbCWRH2K8Wr7Tz.HbReZzU.5iG9L3s2Tihr8WKpFk_QEt3Z19cay86zWjHZYsqCVAxhcPLdpIQcy4P6u8wihezHsNOQDCiUkh8Lh60HrMJXxkcLvtzM83E1zz.rFaqh42hYHjSMO75K1jTYmo2rtTzgkWdljcbm4Jssa66ygZbsNowzVDyJPfhQiGEvh8ckvCmFZ5V53G5dWfXmpmqRUnBZDFAP46paviDGFHN9bhq2HiFdqHtGxLgykHkfJqZHqDxiyiCB8414eBPCKkdRXTFfNXehG81nUuHHzIJtbGi2XBjwsV3srgcz3Z4Bo1znht2swG49RIdfYvp1bxotb4EfPuePoc1w_7KT9WdwO55njXpbZzn7DdnCBnKmWpV3ZA8Cbl0xWStXfw2237ZNUTP6URYHPgtmokxgzISh4qRjR1P.Zj_FgrOni8uhsUdP6N4Km_dltZxmem0aMSFilTaefF.yM076PQ71G7xvIa2qgQRQQBd36aUPE9b7DWXnOqCk8hyPLMiwVJrL_SbFcRkEcOvbO69wRU8uQX9GGzz77Ct_n4V0shhEykQZbU4czhCD6GpCw8yh8JmmYkSY0gJTP30SXUzM5KVXA81K_0t0TlZJ0jxbgE.b2ZC3w8cAbO.MUJumRZl_8v10Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f547844e368005';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\/5937164280?__cf_chl_rt_tk=HCLVeGXhuL3x6gBK8nUy6.UAGB14GUxJBDg4zIVYdMA-1739118997-1.0.1.1-PytZ4rVq4CX6M_A8DXGVqXhd7aPcL8JMYrnlzlkHD.Q" + 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