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-482424140782.mit-edu.top",cType: 'managed',cRay: '90f815fcfab73932',cH: 'WAbHm9Kk5z9wz67dPU4cSo6Fej6Ud0WW3VFzwLioCek-1739148425-1.2.1.1-m1dtY20LwnUgF1wQaYL75PcjOkg8VderHAndwRnP2l2ZFsRGX54rl4KLNL57VQId',cUPMDTk: "\/post\/7942638150?__cf_chl_tk=Z5Wy_lgKMUPBBAAZMDmpqQzvdSUAJrRbEvXnPBqS.GA-1739148425-1.0.1.1-.zhcSOSmChWsXrPkzwbwa8V83F_LqZwDO8Y38iCdL_s",cFPWv: 'g',cITimeS: '1739148425',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7942638150?__cf_chl_f_tk=Z5Wy_lgKMUPBBAAZMDmpqQzvdSUAJrRbEvXnPBqS.GA-1739148425-1.0.1.1-.zhcSOSmChWsXrPkzwbwa8V83F_LqZwDO8Y38iCdL_s",md: "vouzPZL2K87tepkDELZZDXMQDLhQj7863YYGSEj30BE-1739148425-1.2.1.1-uA_kFvD9SP7UgniGqubeHwmNzidClcN1JVHiBkAyZZee6cGPH87oHQvaSmvoemr0lN4_BAVmzrqos4m4RHoHaDAuQ1CccYOca50cd51DJSoLFhVMaFCevsWCHk1hClRjglTJSfhbhJe1L0f3PM0i1h51mGdmn2jobl03ovpBI8wXhS9hYB1OBLtzOMslHOXvBTQGF15CEAPLVdBUA_TT4y9u2d1hUn6UlrIbHrg8nLgGa9HiF2MKG5K4KHn_9x6GXiDcjMudCZN4Efxe4.0_AX.k1FJYZl4Z3Ulik9ExCfFwsPYaLf09XmZzuEy5A_GLUkacz0kMlQhlYKENIBa_V8r.oA2ZkKFIUn902dN2gDu3bzMnPp7CYK7ckqjJ6cZJNbVVJ9Z_LsuKIJJC0H4H9MIJcihv6yN6YrqZksvahcUqqROL_zP9SyJl3VAICxjiJ74zGC8C_JgC.ylky5flvYI5buKc4qRGo_n1kHgAu4TqB0jDDS7bcLsaaBwVqehzM1Q2E98tr_AnwrznJs_tzGVk1oq8QjocI5fNz.uq9dWgyn0Rzo1emHGxd40dBVniPxpMh6npNNVamykguDv8oVXmWPWrDyILwo6fihDPHrakPzMHT1mFx2qtxmRSrXswGpu.j8OwCQyThBqFyi9ezm1WKeY0FZ0qhgb9cCFyyIGy96tcpa2cs6m7tw4WY62lnjOdegBWVV8RO6_pL5jo6wlIywXqfx9vvC_jb7ql268ZU2WT4Y77tMmKZst8fVaoXmPGQFm1jN2qvpT5DZubwb4le_hpkrTszEaxZ0sOUKi2WZ0ZnJehp5uie6rkWV4v2hRCTFcY.0CPwGJ41FQkfI2unNvQ4hWdyH.CjwntoTVXWaElccjMso0W_WFg7xKXzNZzHjtkNa0aHvwCs1Pi3SfB8xtOus4DKVfY8wjischt9qqOKYkPDovQo0ecjjdDiSfZ7lT_zQ31hvbQBeIUtI.7crr_1nyfVBx1myWkKicd7v5BRIDBHEFEZYaz6p5h9iFRhBo_9Zgl51uPRPELkj7wqR5._b264e2jauF0V5NJd8ibdIhH7geRUxjcWQZgkCzn8qbxpJo8k3MOhIDl4t.X5pKf_DXw0NWwvgdl6p0NG_7sCvkKsTrBrXcALgMpQ83jufY3gi.CO.heL_15ficc5Cbf7ciSLkXRLi3bVzSh9Q.ThhBMlLs0fKWw_eClAXf4jlXb391Ekq1uFjZcFY6s4F6TWpXZ1wIxKbG01396GUpUTFEKh4WvA33qYoAvb.2nQTjl0yB9EhOflkh3_9sXwvWwN9ojTRrzn2PpxCXmXTSfRBy5Z2KsiTf_QzZicbIwjThR1v.jesE.voKCYc3jmAyel2msF6bRjYtHbI33rpgrh.hPk08Plvbgar.fLJ55KpQHCIAmCgzZ1_5FrL.4s_LNe5bLwgmaIUHRr3vuW5spfviydx5gsJ2NO.dDrcOygMfxk0XAg.mDds881WPCBq.13Ps6PkTqKT9QMdR_89JRPmvHDAv3gJmTDYI8bhec137vbV1OP5twXcPy4_ivsVp2cp.ok7LMB36nKH_DR5UfNZgcPkmu3F.cuJddSIPoR2EGpEyP4HnNv9hsPEYmrlcZX6KwrJ_b2PAEfRQdVc_ucUKUUg6cslDuxaMRJ.Sa3jOzl21G7fr8jmKBbk0xx02FJWaZnHcZRNW9rn7b4_VleXWDAdMxO4h514zLGSRMI.jit.Ki9u1Dp.5U5X5Fjp4lM3x26RPw7WHqoEPkKSN39QBpdrOiuXLyHsRybXbuxf1BXDfQ6StoBp5cmDRk4WJEqZCdYRBAzafRDjt5yaXnAgzJ17i1wJxurRWIf9e52Bmgy9j5Ks17YNHEVDzYrbdUl1SYgH9vF8s3sKl3HWK3GZR5POxDavmDwKb.3iC42ZMwVhe9PvdDcifUVA.IgCE9pfxKCDKgE8MpuI_QSZ_wxuQDwczvXeDrICRu3tDsKuvOG0LJge2SdfHMvb8ckhU1dQW..lGXEfBsTrFfrnN4p9xNhmvdEplntkgNkLzSPnhdPuv.QWg97QKG9iFa1OC8cJftMRXD3PpAH6QWmFSGPem1siWYhJ4jSITP_pAdxZjcwvyt3Rqs2b7daW4FWnDKy3.g5bTYWMeCZbuumEx3taL7SHDa6fOTm2JJjPoM.ZL7rdfVqr2DHby3K8oar4ed6hzun_VGSgC6K46PHAMS73g9rbYlTzRSnlu5",mdrd: "vWXKotlXsHcVo6LOWeQG8amMGtaZ1MTup6ZUfv0Cneo-1739148425-1.2.1.1-RmcSSid621nTphBD9wB2l4wz9UJ2f1B2gmdtCTFLkhUuhTvFXiJaIr.rlvr_ada.kXmTF8A_N.ppz_fEypUBI7fyTuXge0yOTTZSpCagWj5TNAZYSOrMBu6uM4W1N_aXwAs3ZEtP67gdIMt23AFmnnhb.J8qtXlZe__BzPF4qjiteEWrwqr2n02IE79bvyKvy6NB.gEeN0kVvxK5ls8c_aDj2DiHenQ1S9qZBFefAVJFbcArLNYmyKzeOEJuh_q0QiMmNoW5y4W3OBlKcAqMexjxZ0VpdRZbLGhl_t9CyahHd7uMaMLIG2Ob1.xpzjFRDjTNZjb__ft2w_OuYtnBoVLGRR1oco1lkoDvXoNqnV3A0NczNYdYxuMmtQ6cVxvWxEhbxiDClxLC9yvdI1ESMS0vrDn7BwT2ZodF2.yzT8y3Zm0B0Z3SBWTtT__FP11YqGUYCx6VUNQM6H.Ow7ivy.I6PYpmV6UQOpbqUZxIQ.CotVxEPd7ha7.dhwGIFMrY3XdnQl_vMFG7oTC2qYStaEV0d_SrEfIjFgVqozNbC26dGQ9mkbGvImmHGdAjX6lbY.W7.FaRzL1apjm93K3Ook7vnrjrrs5mhh776MCgXnNsT0b9Xr9h5Gxx69PgWFD0iLGSFymxxlZ6wmel62Tue38VeSPFUuSNLMdEk8SYnfF0PHQF9HciZw0Ura_xMrZ18Xnc1a2PR_xLkGI4B0bIq1PAdnBjSR3b3llbRMK0.aAbX6vTp_i8Es6v_.pJnLUekhYTsOP3ZHrr.IUA1fpjdD5RKdo4S9mBKx0wGddn8YrNp4CyLBOL9bbU146yfuTPxLk_BuLH2pHy47wzGlD1_cPcLP5zbMMvYtA3mILWagtg8DKuYOz1v6Rwslng7t56n8oPNLqeojYfSLvNdJXncF0BY_ILPC38mmhnBI2kvEa_KH0x_0Fo8gNxAxT8123FGI0T3I9Nz8QQJX_O4IVe_QpRVcCCrDaXeMzPXlpQ_a_HWS0u9iR7bkY4QHhmne.__.gl1NHImGHEQuu0quZIg6oox4ZY27tVmJTFnfG1jEi_sjH_BW9lWN_b3Punw6irTGiEJCWvAHBT1fkhyELq9nS_YwePdR_C5k.PLCjo4d_SzA7YF9ijZ7tRMADa70wvCaWMZ5vkPZvsr__WCzC20MaE0RzEzXkl7U6BNShpgvPoXs2izuYHL6f0C_Hx4RUmuqCbjyWxvxCxoC7Bx04VDqnNyNzHucC.dLBhdsFSc_MSqxFG6Rdk2UljNK3acifgLR2ZLPg.IELnBZdgGfvigrVD1h9Mxc681MqcmE8T8KJdbcjXgUTBDDHghtHHauSkFMvlZR8p9IRVTavIKm_QYAiMpfPAPHKofV8My8gRIt5bZC321pKXIGLVkAuRpEO.4_FjEU.j4TCZrEXYw2F0S19VuOwJh4EzK3DOJVC2wN6xEQD3EMBxOyOIi_gGqom2wgzF_MJo5qqcf6SQCHqZx8g6H3mniPgYhTrDRuHxQOmb_FpecKdJtIa.NMrIhQF1lY5dWRJeW6YN2NWRl83LAodqijw2xpN5JkUH8rU4Dj_nzlXyf0Iy_yDpf7p5RustI9hI9GVR_mJtFX1wwwkU6w_uHqzrPZICkE2zk2ME3chVYn14GpK_N94BbcQubnd7ZhTJn7FkqJz9ke1zo9o06rE7nGjA2A41K.7j1VkNnWOAZ4XIDF83XQ7.k0mxP.YYlIy7qd4fvKtDm.tPDm5IWlAvEJaYAzQ4bhqQlKP5euDoJSNZRb6LgKvNDW4PSMjSYo79B3IyGV7v8mDW2q_flP8DUK3TFHsaCCFIrLoi3xhBgXbE0blMHCAQ4Cr._Jrw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f815fcfab73932';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\/7942638150?__cf_chl_rt_tk=Z5Wy_lgKMUPBBAAZMDmpqQzvdSUAJrRbEvXnPBqS.GA-1739148425-1.0.1.1-.zhcSOSmChWsXrPkzwbwa8V83F_LqZwDO8Y38iCdL_s" + 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