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-affo4d8oj.mit-edu.top/post/3245619780

  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-affo4d8oj.mit-edu.top",cType: 'managed',cRay: '910f89b78fdb1fe0',cH: 'meKrtyhTwZd3K5NCdyoQRtf30_esiZNzDE0QmxSYYdI-1739394338-1.2.1.1-l2ALIFi_dhW3tdXq6Dw3tYS5yqTtgU8pN8ogrwwkzwkO5tnMwalowWYAZ86wW2gG',cUPMDTk: "\/post\/3245619780?__cf_chl_tk=0dnDlDLfOTjW3JcC0MMi_PWNnpoBh5y4VMvxYucX68o-1739394338-1.0.1.1-4tQImEcLLlvtTsex9exocFhn2_v3iUx0w1EpFYpqwB0",cFPWv: 'b',cITimeS: '1739394338',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3245619780?__cf_chl_f_tk=0dnDlDLfOTjW3JcC0MMi_PWNnpoBh5y4VMvxYucX68o-1739394338-1.0.1.1-4tQImEcLLlvtTsex9exocFhn2_v3iUx0w1EpFYpqwB0",md: "UVQ5W8D0uoDGCluuGZjq54Q79YJhm67F7pSXvn9SM_w-1739394338-1.2.1.1-brpFN_oM5TgK_1k56_lXMsFdWocFWCbNtMZYNGQnCwfmCi68dnIwct5DOOOxsgOSbspxK_VfMQg16eP0MIHUufDf_frcMyznwcmvF7e31FhlJMRD8TKTD5NI8qZ1U1l8FBjO3MB0eoC_LhRoE20y.JdyVZCjKR9S1MorlZ5FC9y1swEOgj7rsEY_B5GVUNpCcE1D_QIJDA5AHUz0VRdn2GahfZbF5Mrs7E1kNdkYpq8vKuGOGB_m4J3QbL39x2zBEWQNnjVjEHelq7ZjlUejTsJwHQu9Z5d8VHK0fjwcR_hlsFjTEMPMahT1AiF54q9JkSmxrqvrxwOKDRAZN0w.t9XbzMEuZ3K2SbjZFNanJuz26mmGf07jwqfX0.EedTMyZamS.yiBQGWJoSYhUqDfDxwDDAPWt_A0CWbVvvd5HAwja41RIlVdbIzZpVFbxTCdoYNdBCTCbYxSLSdU1iDwOQTeuEkGWXEYWkHm6wjVffkbC0Gui2SxMa9ilagwFhA8r0.mfmsCrff.CwRLkctr_2kkTBI1W2b2fm60STM5_Hq3QoCPjpTHHqbZ1AmPGNRbtvvRVR3kCdpNJr2.WXKFSbUpD8v_7CDjp0ynBrjQB1QutKZfu8Uw5TM9cPtbgLpfqUayeiDulobm3Gp_Q85F1GD8wbnKvcGMI3jVzFKpU5ar78s2LpIvDKs3C_SjcV323xJbcQ_sixECijWOHZfAOH.QhM611SlxqWmsn78_NyrJQDPCqH1PQr_pB9RdCkJIBWvlvOySQxl0VkvN1FBc5bRYHQC8lgnod.S4zzqz8lBWAlIZR5zGHE2wrPdvHCeDw.czQagDeIYbU83jVRkhQUwBUDLu1QcWmdu.c10ZiqhSN.cZXSsJRmE99LuzwfuTNUyJ6Uwq1Oxd0mkxsFX2nW4TRqKy0CaypdUpZE58arOh_qj2qRZ9p1poyPoJwUiI6z.TBdw6OcrUKXW2tJd64AURm5m3kNmLw91pwkWem3BlJdtZCHrYg0lhi9eUS64lNiU.d33cq2jQ1AixDIvFS6evZV0s_lUUL0e8Hk7Vyt.Osqh2IrqV_ABCq3fvxxFEa90m52LV2oMZydcQzYNfo55d6XgirHorh5Hb8b7dGQG4V4twI7Axbl8R0GdhF3iwm7Jsn_qoROB_WvCPddJh.wstdEoimsRc7GhZg3KImuFqsVVbzFyxMPekIbQbi_O_ohh8R0eWL_hjocCRe0cNkYKlWGfO7SAcFh8C20YlQfkSerVbf.V00MrHVKzsAVXVVPnM_gtIce0MV.wM9eUvA3g4UOlXxm2Z6Ki_A8.fXRHMVHeDbqUqoUFDkdA.b__atObSfZUi1903RzzDGUoQ3L4zg9K6TSGnwUgCtH96iSnP.gfGhPZ34q41vUbD82FcnnNjMksRh2_wOum5k9aIsP6Wrlb6wm1QSNPJDvmjl7SZgXRS5Pj39yn74CD_QZwozRnToCblbKbj5Jm5eHk.CPLfiDssgBmeEJXNSlAtujlt4K7JZjvTjyKqdzHhReuadnFgrlo.1eqMDT17cFX5m4Bz.rw9kwTzvgvOnXZt4URzUnvIQD8T4gXUAu1GFudx38GVkrpkixc.UQyc7XGSwwx912zsIezMRDFmvpWWUwFIEcPMBFoyQfxQ1hUwXEplSP834jk93W.aP6esMCE_WInaA3s0098Lq_vDjyuraMRjB1BSuqUDcfo5oAtk765RUpcLqaleshIUY3gLsCUO_vH2_Ekb_748rTMoGlk.iJur9ZCT8XmC_2lQnklynQQTtza8CB8yD9h02wGMyOsvpvSc16QwH36QQfJFsFsuk7G42aEo37ZmSpSk6VDNchOdvy.WGJ4ofq_duqN_aD6oEIDSXPnuEMMLYcvbwK3X0z9YVHa6AFuguy4r8w11G1RBPB5X2oJ5MFSDVIphxEdrL3IeKjUGuBFhf1.cJW_eBob6dTGXMPwDLONWEoP3c_xLqLePhU8tiOssZRtVc_C8J__ECI08mZ2hgL9RHUZn_18RNUgcG8vOGf3EiIGw5giRJHKnwhV2HzjBzdxIDGjx8XrRwAMxFC0GyA1b9yalYrCC6onBJzyqCjJyjcSNcYxeFBcw5xwNf.To.JMJi6lKkYMsAf8F7vGyoTn62ficQX4vP21J.OX3GYqJa7aOF2cU09BTJCLUI3JF3oP.KphRr8lhyQWGOURwAqzXVj.JBr2BObkA3Z.qab471tl6zplf",mdrd: "bdamRRwNgD4r._mv7s_WHZ4Mh.Qi7eW0N8GhMbjdZzk-1739394338-1.2.1.1-UxdduEW2t9S2zWDWAO6Iy4dH6rGn50Th7SVXA4ubYSLHuL_JnbmloRq6zZTC.v7gdLYWvLksgmoE_T2Hilt6ETCX5VGzqpYBtOmETikVoJ3Ib0p1GI9mnB0acZuzi1Ttlk7.F84PcoZ_jG1iCn7FmSNNvSNn7VgblU.uyrDuowlS.6iumdSxe7_WhAh9mwTrHMOEFuoG17pR7S4ZsbaoVZt2SRhVo2fB2FuEqQKHSxnReRRFqqv5_PtnVeAeFlPtz_5mcBeBie2N57c7Gbdju5232cBeHMPYR.V4zu4abD53TysRGrQgR4Day1tNFdpmU545hWDj0_CVWBgeBhxQTddHENCAhO7tzmp.WU_zX8brfctd5KZl7Z1EY6r10Bzcu6hrR7bLKgylVF1HaNfhp43B3QLeeOeYSNGAdU23w3JQLU1yjonDEk8hFQEXxgDxZOfQRy5PvTV3WNFJVZcw67k.fVL1F7P12XyYb.haFdARautSfuzcgXpYO9UtM8hX0D2k35zaqV.ZPXXhMpFK03AoXNe_vDw8.VVyyhY2.6X2rbV3ifkyvyusNOl7u.PRlsc5aPWAJP9OMvW5.u051VfiLnNjniLCkymWxfnr8QxZyCFsVgB6Unwqe_eZ0_jeSfqjTxF4N7B_jUSpkt3NErLxx3wZlTFUIPtpLv4vyHkyY4zZuKnjp1Q_jQqM5gqEhw_nq4_aKT3COzLnEKUWw4gz_QESbXsFs3HofAYpbmo6J9UVgE44cUEIyvJ.FHa8WdkCnyQK3.X60DPh_N3TXtOLVhoLl9oJZ2EPP.uf2gApdDoGFZ7G2fqNba3r.ZrzYCYpg7UoGgYeRqXDkNPyC_1iLi8FbvA8zG5ey7lYapF4XH.94ewcCsdj97Z5nGgqHbU3V56_WSFbJcCqBS.n74nAvSun98sk1PrhGNAB3PPAORRe0ZDIfJ1IU78oZnNXuWrvlPJeYnVPtc0WtFwu7y0oDFvHtGcjfSl8vlCQZwt889q06SLOoI3yTqcftVNQ815qNCJ.h4mXlITB1yCHNQmHeW1EOV6T6BVcWsbnU9ZRTpV9WTWN3Uls5YemugOZQGrKDeXJwxc8ynS1s.Ff2pHiILidkbD2VPzh5.FHPUBsz7XyL_XclbAPwqUnsGpdLNxINF3qK1KMH.CTs2V76Restroed_9vMmQU_6vdz1U9fhraY6w_YAdCZw9u7kmvU.sYdywlQsHBS1G0VmFnWl1hJi4bgnsVDcnw8H7_ZI2oZqjB8O.OdeGcaEhS2PsEQFXXTZqsOXjvPb97vs7wVFc31sQ_7CQvLC8SbteQRF_P06BotRX4lmbwUPMuXvXF9KJgw0aFM9Eg12G3J9EAKWmienLvPuLaXBejmbh4RnICH9kIbTaMQYrASRYSILNU4RmGXjOZ666.q7jMA7Ux9tHAJx5lmLnPCr8b9RoxrGMTZJkocWvfOqOEMh_CAcGiQEuLmjUhcPXoUDcXC_adORuy9KAIYjtoKZUfP06oKJsdIEVIIbP8QH4RJxTOlTDmlHwjtNfcCPI089Kp9gHefgnB.S1NgbGavM7tgjCk2Q1ki0Mft4f_PaE5k3FnPMWVRImjc71rKUfEXpOs7XmNiObn8yHcSdZijE7UVslJZwDgV_CG_1aqKCXWBawdTTsJ.5nCkZ9Qc1V3B60.QozZ4UDvui34fXr8Gg1j7snCKWmalaHWPJemkXOxILBj92G2yj6p6lFptlsVIL2JToL4YBZXIOE7LqvurN.Y.rOo3R2BXCYCo7P21vJKq5M4ofaHCQEk4PdBGJcf4bDmkD1apeFu9AfJSH0N3PxXQjs_bF8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f89b78fdb1fe0';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\/3245619780?__cf_chl_rt_tk=0dnDlDLfOTjW3JcC0MMi_PWNnpoBh5y4VMvxYucX68o-1739394338-1.0.1.1-4tQImEcLLlvtTsex9exocFhn2_v3iUx0w1EpFYpqwB0" + 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