for Atom and RSS and KML
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.
<!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-871046162707.mit-edu.top",cType: 'managed',cRay: '90f655b92d1a201b',cH: 'W7vkUv1i8C6t3FIoMJQm_DZi.1cFMRveQNbZdKIs0Q4-1739130064-1.2.1.1-Y5PZKPm.Ewo0LWieOunALBBSjSU3PPzTOwvrJKqocabsBXvbO9NB0dXGPqQmX4Vn',cUPMDTk: "\/post\/8650719234?__cf_chl_tk=g31B.pFeEaboKxhUB9TtUpcWHzVT.C2EuL0XrXMrjyk-1739130064-1.0.1.1-fW_mvjZ6xoOByHBPMn78zzaGDBCqGQywXBbwmR6JY4U",cFPWv: 'g',cITimeS: '1739130064',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8650719234?__cf_chl_f_tk=g31B.pFeEaboKxhUB9TtUpcWHzVT.C2EuL0XrXMrjyk-1739130064-1.0.1.1-fW_mvjZ6xoOByHBPMn78zzaGDBCqGQywXBbwmR6JY4U",md: "zsmFiQ.zoaYhWprAdAh6fxQ1FwnYru_UWPlzd.OSwK8-1739130064-1.2.1.1-IZ0ODokY.qm3f4mWw4lQ2AIDtl7wALAAzd4J3UPMxrmVwgTCC8SJaLduDU.FHfk_OVufYSyMVOAa_mjFLh1NMXrnf.0TYRstmOkod9.T3vcZFEusQUVru9NCJ_0SunOxuRmWT.LeIVY6H5TjgP2kH1lMvBSQBrigJJSvpKA_qn7gN3vbN5FelrRIPR0j1nVGNpYF6vT.T4ORlZAgDm6fukjiX0RBFaex03ZdPmyW16n_gys9FPYTe8wFctaoT2QQRYPPBgHttQWs8SJVfElY7YIOQoqG1PPJfA2ow284SPO3UlWigMO0nPe25hk.dQ.ZPAR7DV_Sk0WVCTmRH93TYl_O8udy6w8aK6fZawzMiGaG3gPstILGVEwHZs4cOUtRtFCW16JMKKo.lqAKnr6hhZjsl76rAMFQdN9BLWxSU3H5SZWaeHcBQDyTMNfIzv1jWgNdJnbxWSU2HDGhQlDmiNJVCCugzUDaMen0N2gWTrth1QXSrhK_YRg1whif.Qd8VUnfgltS63.zpv_b_IETyd4mw6sEUvn9LNHywFeBXK1PzeModFd0iQUXUtB0gPWC8fNp1IYKBZAZWReky72uRsg2SlMqPUQUu61XKpall5znsT8zwNiqFlggEwk4UkOzxnJKlNBUKHNcLH2nFoSYgverU8OWuUjZypJJsHMG9xicQotIy7XfTi02KKZmWSlK_mCY5wivaAGuevm3FmcDLNG8lZj02QiG5yFcJO4bD6XwJvCj55rOnOlruFO6gIqt4R8yh0qFvn1Kzwfd1JQfY4QvBEhTjnTQTidKVhsstIDgcnWCgeDs5Ycy7u03roRArjixkBBiIG5vB7Cbf28lTnQqwhePoHhCbpM.C95RYuoDWTwyukjofI5G77gEuVls2Tuw6ivF9Heb64EWjGbNDPKHIyPds1st0yNKdxjQazvIq4mteoCByH5dtophbrrtIHo5p.8Ddd7t8QAGNjr_CqfqdBtTfomwwrkz1NBH5GvEKXHLmBJ_bnQrTTN_iCCxXcIPueHsPq9CjqUpZD4neUBGu5_kyqjEQwdYw9xVG60EWNKpx9g.mVtT.kta0ku2plQkRugyWZ7KSRErBeCBKBBoTu0vw7_SexGdvFvrF4ouy2nNdX0h9NWpHPXfaC8.DPzYQhMEIr6YBHMqlOqfRlhP7HcI9OMb9yqu48xGegRqHIG2POYAQq_Ffr7BgfbmqrP9eaeM7gdW4vCiYX3ji3rkejwU09sH1ix07_z6j36mTv7SOmLg_SqTl0Ro1C6_KvEBEh4.K5U10QeOPS5NdU2l2xLTa8Wu0_xXcxvPZ4.Jjybn6Atveak2HEEl5P3czy0bLNVgxt2p5CO4.46i1KzJXJ4psCzm9C1iMg9mOQZV38OL93RTJyXn1plEzGib.xPOE700wIJf7g2CKngaMPYrfKBoc5f5uWAr0jLm3GRvKOIl8YXURxxD7d.NarKuwUtV.pL40usfuBVBP0bAkffllMhLg98iqlD2qC_D0q8Ixq13dfKgB7v6i4IvvUfn_zwNhpK5AhdjBS17XveG1ZAEZdSZ4SFgq8hk2eMql0Ktm_gBln7Y7PKE3M.GlsDUjQZaGKPocHi7b8O_VPeX0JcPIv6nJujITPwxzYjMpilD00tWZ2yyUn3x6w1p.HXnLWg9B5H_fkOqARLlqdThsE08gZN8qrP3ipZhCieGGL.ExgvW_wTb.m15NE3_HEj8cmJfooidCHoFetVHJQ5ZRy6ZBKeRTOELrKNXl1UQpRue7dnRgy33EOcvsVwCenM7ppWqwpXoRwdl1edSHRIep3D2CzVHRi4gOU7JEElBqX_JOFgHQVu952i1s12O4_445BJRFn6yk4rKo_LHyM2uurlB1Zhkm.jIcZPHciUqp_KInAXH26UesjgPKIlcK4ZWdBWNw3bvMGKhQJst6cejF32vSbrf_2dmOqex8xQ__0fJJ8HW2X_MlUPOdOAoxjyYUlpdUD6rmD9atoj7UNRBT4B6ZExZvbJ8q.u3in7c4sfalHKMrdwNuv6f2TkGNfsADxqONl.JJZ_POXap54EwQ1gOw7ZwWQSftjCe30DqMMChOG5.ydXwqCeIBnZgnBJbfCSs_ttxoODbxFplyewmUFldXPrvrL1.V4PivecvbtloLvPbf2EVsfjHXvlnvOzWs2e9iESmXJ0xzBrtPDkJuIRh3qL2hwuzllewvzWvoVMDHPeuSQh5n0Bhm5.Xs5rX",mdrd: "z8WbkS1GiIHPQX3KiN55oAwD3L8kKwXaDCcG_Uam.3k-1739130064-1.2.1.1-8c_5RfWE4oHdXtwestclxYqhkgkOFuDwphwVmtCNUQq4Yrq.nrzZuRekqWYDqt_WXfh0TuQYCB5XerYVBhmJSylbmg_isGOJAzO33ihu8UxgCPpRPx54wvrI5TyqAo5MUixVxt1csQSm0SNbWKtbmKtnqmqyIm3EHIKAV0Etz55BApjpTuuWS1rcQK_.mucTAwqOT6Guo7DK_EK_wUAcQbOJrRsF7GfNih27pQPwVcS.wLqoj2NKYoyUmpdm2KF4RuxFi7z48qEJAEV_mGoRJsh9Ldbh1_aYuZUO4CsjhEQn2_rlv1M2SlJsUcK2plILm4KVL9.IP8q.zACCtkHnybrjimmjd49IbNjLCqu0QNDTKdlTcO1Y_HHL9VrQsMxF5nOpt4zVpbb8Erb.AtEInbCZQ_BwKXGWfh35wMRPUpMibB3hnVSU4czm9ZAFJOOV.ntjrfpem2JFRTYywjBetlz0a2Y05zhf7h.Chpr_kYYsaCewMtWBoZzfBGo3PctBo6loSV7RyWXuwbkMHn9.u3BKfn17JB1.0rrw37219dYXTz_spK9muN1zONdkIupLuqs7gpO_RElUZpm7iwEts9QG_FPRUsEQHXOniLGFoynWZdjglvh4h2jFY6miPq8YIsX1sNa8dns3wkTcz95loqsLBJsdjbFq8cRNxjSHKt_tZOHTk02LuXQimtJrF2BJ.psLP5lzV6z_r3dynw2jn32x6WAsT8J09.2IHLF9Zt1UO4P_GRB6UpaRrTheSbAs_MCO3OvfZHZVivHoCQtYkC__u_08snoesMrat73wg164cO_85_i5l45YRxJ4oVmB25AdGMm0SSkwJrkbQorLnGHFhXkJEydG8vtjyDcR3Px3icTkcW962pKj7WV1jti6if32g8WQITDWFYBe_cvmOAyz7K3_6wCd9epXMA27AL_YGHt.cVCzdxhgVfi8aEvlyazeeIFrqZavGvMrSBt8k3m.KUL0xPt0sa1zbI4pBaD7LT.3tQSE9CbWE0yX2xf9ObRvjUQqbcAxCoqOffb1PmMuDkHwG5RlSBim4ObD7WaUqj0SVAl64yxNgOP2B530DgOnBkkSfq2X45yliaYL9GRfcUcM4OUMZjdknJMxA03Ifa7c_Mn8n11hrzkdk9JxsjvUubJXNhHVr8ej9E8l9j_Et57KXHaOOJuMp1k6rxvJCO93RA0jIpU.B7CsVsIOA8Zp3xexj6o6i__F_N4mDSMprggx29BCAodbg9lSI1D.MMZtMBbd3VwGD_CM1M94ph0rkFlgKwg1DqPuJcQkUSn5vzvGCpG13r855cENgmgFeaHEKIwa4g4dXAXi_f7BBGgQ.NuCHVKexux2VAhNAyhMlE6YZ19WZaM0sU29SU8C5rr2mjG5zuPMZbI1dA69gwlp9neOSZGbv8qBuphxZ5MmRDyhJx2SQLW38NDDDWnbr9BoMPsGO6JsgZeaceoCV4SWKVu8B9RW5klb8gmIGAMKIUJi1Iu7BQcyiywc.J21LflGhXOz.OLQya.JRPqtRvOh_uP60zapJtEKphjfVeIkJbsabTUTdymzzoLKInVlmIS5aLKkPl6I.on6wUIFmCps99hMVSOlwq_BslatanfCeL2oEDwOScNiGypHPmGjgLzVzw7IqDCEJl9OJ1JCc3FIJ7VCvuoI2rgsfuf7LzpMzqNaUt93ThlgFbzgdlK.mk7EXGItPufXCsfKS37zsbdHBH0zHek9d3q1KaHf7fJnpqqswKbcHVcaZGqcExVrU3A24vGBwXq4tL7qBJvqqukXGsDlTp84tj9T71yAelKLcoqtcHtIvwb61WdjVCs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f655b92d1a201b';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\/8650719234?__cf_chl_rt_tk=g31B.pFeEaboKxhUB9TtUpcWHzVT.C2EuL0XrXMrjyk-1739130064-1.0.1.1-fW_mvjZ6xoOByHBPMn78zzaGDBCqGQywXBbwmR6JY4U" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Home · About · News · Docs · Terms
