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-469342834798.mit-edu.top",cType: 'managed',cRay: '9109d5e47c60c974',cH: 'oVaG_weBW3Z2t2zWs0rWd8P.rMCvb41ATDSTjf_bzFc-1739334544-1.2.1.1-L.vnGJVlnjjZGFM_AJgvQ1v_9WAck1g7E_s7TodXRlG.uCfziolGnIO5HM0o1a.y',cUPMDTk: "\/post\/3675408129?__cf_chl_tk=eBbjOnaD1KKqw9VkqUiEoyoKEnoJqhYVrjU3FXkNx48-1739334544-1.0.1.1-6fyAGjZGNPuu0SRAIA3UZYWTh5VhL60QL66ujU_4lic",cFPWv: 'g',cITimeS: '1739334544',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3675408129?__cf_chl_f_tk=eBbjOnaD1KKqw9VkqUiEoyoKEnoJqhYVrjU3FXkNx48-1739334544-1.0.1.1-6fyAGjZGNPuu0SRAIA3UZYWTh5VhL60QL66ujU_4lic",md: "crWJGiTpk3b1PDfbB3VBi56fomH0IwRFqAdyYaUkeA4-1739334544-1.2.1.1-Q3zhbqiK33NFwMABQ0JuKxS9K0S2K7mIslQZ1boJrteTNY6atFwRPBeD4xoZniXWSnfv0ZX74R5CGySuhmT7RrGS9Q7qjc99q7AoZ8a4otiGNyfpVWoaHF9tuz5DpAa9LosK6_i54UA8WLfSq4seg6NMLwuNdlkcn_JvOsXqChqhxTyagx_E7Xrwej2Uyp3E0otuYUZBLD9kkdC8.F.eBpm0z0Lqpxftn.ZY4Khu8gx0zlw6j7QGydgY9Fi2ZBLFQC455el2roB0xPbFHhujYbzMB3GzYITwqCu.xJgMOCqf4EQ3Gyy4T813Tr4ZcRLadWsKDr4B6ZW_m2hwSzw8VNTrrUVj2NusVMz4p7L68zwzrD7WhU.HRqfTnWm19FbwXRBzhBQ.i_EutukinuiDkg4f6FOEmn.l9dJujuwS6fkomu3VkIGDZqdHm2CaggVXg.Td6MkBxCPrDUuVTfcY5Wn3C7nO.eFR0aX9I09pljY_p5OsPymGPLmvsWu9A66RcLNlZAfeAScuhTy2cKW3FjKMs7KfQf5G.lTtpsRbqWe24HBXHEdB2qBI_KnPVo46EIcxCTNAgDxgarz9IeqejVqwyHJhoB5QlDbEv6H_J44ClkGcPd4aJ041cmM2RXsXEyuOKU0nepgQJXs_up2P3rMTKtURb7OoEXJg1_8obkZyOPzvGiTdEvQ4KSpn3fYdniBl4e4IUZvWN7rdqdhKShmtoi0ceagdKMkBO46qsk0j8sSd0iyL8CyHbVXO3f1kZN6g3Zu5YQZ6fIvy6ct_CVSzlFfa2hVMxB7_bx_Yn0GMNy2R1PDlcUgVbXLZDUIGqemng5HtDeq.rALU.c7Y0VjPAkjTcoBBMuAtLgpFavCXzg61AXJYBKI.UCAa_LN23OTxN70tV4VZHRu16ysdjdP96Cs5cFC.goojs4g7KMk0w3vmJPVyBl52sT7nC93yxY7VhopLQ5hB1uDQ.ov_TAUMT.pmjDPo.AzIYL0Kst4xt5SN5cigABARmsINm9I8zrNlEXb7We8I8ICpY16BaTBeRo.Z6TclQky1IxxYJtfy5vM6ofEGWxLNIPUcuK3yn90TZ3GUiJiAw6OIJLCPSuGw44h_9hUK5xYRMBilvRsWx0jHmyCIurxM815SbSamGFgSWJVzWa29nAHH3tuTiJU9kGjJydqO2NgdLtDo4zAk74S6MmpHrtsLGVOYzo7S2UeqF9.DNpDWVifuP8W1G4aNA0PcvZOwjZ1.kPdIWKVWsM3cM.u.HAXhJJuqQz304XgIS9vTzJKcwPKCCj9Cw1R0.QhvR1icIeMVZQc.VrfaJEKQWb7GXpJVrZWVMpWnBrruCosT8Co8mwhc4S4kJR_Xi.Wjg3R9WPyP5mdOO30by4DtMhaDIH0Etzop1o_BTmuqbpQ2EgTyCHgXRETSLGwWQyzYZAo0y22z3yVvvdzco_np6TA.lHdvCy2FX3lPBCZ30lK5.9JowdK3oK5kazMCvnazgF4YH6ZxaSybfp0Hqc.UsxMNU82XGHq9JoLBcSSpqhez60BotKzl2SN.hNBpGy6rLAPkQq3zjVsGxl7D3GOYQ9oq5nHhW4cubf5Q4XRC8e3aoPGcIbeNy_53JQ1.rY3kg9DOZTNjkmdSd._sUhvEBxNKmPgSuwPor8gKl4wEnnnL1OIdBxDoic4.oFFcW3YZ5v3_X1YzLGs7S2OghQNeUxykSCRJ1vfD.wUc2ibz_M8mzBX6Y2n4wjriPhXbOpRv4IVZ0HdbI.K2EJwuziwna83axyvRTAgbkT3eeLtZHXGrKI_aiw10vbm6go.O0CAFyJXL.Q7meDpTK3BJopaJcnwwlDIY1jsl78mpItuBaT_FBoCFiejopK_rC_P74F0A2Lvbwqu7jeYlnjJdn9r2tAaY.FaIojJUGrdULSPv9AKm3FcEVPXfEl9bOVMaHstDR0cuGHn6hD1aMMVtfpT4KxMqjZWXoWfzf9Pih7WkEx1qGzJDoN2b3wov96oSyullCJKLaI7uUjJEh0EQlCxpy2hPG11pWlANek3a1Y0x3DCxv4.YuLmmA0l9R1CJAZVaKdugWRrYUFtMk826SYc95pkUUg6y76DGupGt2EDkKfW9GJ7zwHJsahT31.IcwLoE6ZNoxFpZeIIDYA7c9knvwM_jF6XjJdZb8JHD.HzbiTsqGvHtXLmy4vN3jeVkr3adtmXmXYBIZ7PeYXTo4jr2LusS_UC6iWQLnOWN",mdrd: "c7VN__kSez5.The21Sua_T3kXbZ5Qzm4aKMpL_0hyes-1739334544-1.2.1.1-cSdU.bNrTfMOdBXXgOdrJkWYdcKPnb9imIFqxF9T2ojuVFUDkIVnem4sF_N9L6Fvfa1NLAUw9zdIYjkXd5Ds5TbHuZpAV0pIoCYALIDj0A_wdqC1pXnJHucRd632G1Xc4XGxAOQEjvBBeWqdNZVc8I0hjgBcA.ym1zv689CHg1bkBBOhoyw0et8empEH_VVgVRv3GFMs5Tc5zAbJBpHnuEcvkqHilArd4fkLhG5Bkaeu3e6xdjHUf1WZO5GbbkJqay1ACSAiPTOvzOYpLKmojAruQoZI0FEyHKLD5Nj.1GdTcrEXjHtPNtfIeIeobfx9E267sj_5_tM9IBwAhwbbJWmxi1NFifTfEPzoVqFcUDkrohIJ1yreubsWnr3NcBQI.NvWfL9zr_2dcuK.HGfvGg9OOKj2SdbjxjfCVT2SCBswo1u72FYUdz_y2CnLixgZtoMznK7EVKVSVOijOyCV8IpwYgITwn2rc_ggAw3TTuTn2WF6BTH19C2WA1SzyoikvTHLQHAD7bolAQDT6m.VdyAVgv51K92eVtF69lJPFTrf2TUKcQ_IHG5Y9ZrF0DTIBv6KYPh1lc5inSOMNK1b2uZoNKdumSV9JoTpUOUoV77mYgMYsAHFnh0zyIrxmgZUTnXzNFypny0SPL91RJRgC0tDyREy7lJW.A3ENXb1MnDzAnGKvE3ryeNY1z5pwu9wlAapHcTGyRGKQVNNw.9lYAP4bPGUfIHKg8NXP8YawAcV8SNIdq4k_TBhclYyP_FUMr0AsG11pjh42.GmOmR8iKAgzrgQYn94b3f84MJmgg4OBecWTGbF_LHKgi34psCjuiZKkVboUMVLRZ3ymhtBB83JDcjMc9UuSRNOlgbQHYHHMtFKNgyjLNL1I1Vf1N09mcqBylcTfPNwS5hpUtxvX2_uLS.lpifUxe84G0H.PhkBtABYeSTeACHioARvkzgTO0YfeN8DLMCHYABpj7uqAE_PV3ZSXQ2gig7jst6C0CZEcbmoiheTPLX6l1PSWLEw2EXlORUfbaZ3FTz78_ENPlUZKoXswgkBam.1uewa.4CL.WA0IJMbSnOyqrhDs2EsEIQ3cWDKb2Lv.t0weZnl9FXF0chVbX3tytYkg133E.X1pYNdOTrCXkopWimki.2VbKMoxy9keLefsvTeuo24CYrpDKNaY.YzAFu2gErG1.WredLX2vdx6rywUp9O9qBMYa7ha7r1qh_GfAczT8uJVKGBxK52lAWRh6dNFyGIH4UpnI9A1WVvXd_mHOCOukUlECv1VGJ9hBv0l4kNaCoMY6i9GUqEuc.8_27zH57TPRwNzmTo2xEupjphqgAzQO0Wn14a.M5flHfwPQ1iCrd.77Gzcd.Gl5T8aSDoI6i0xLnuWZbETpaVd7SkfS2FuBEbnNG9nLQ06YXEzzoxlrecEkV2aivlmK4axjHpH4f84x_erPDAVOCQR3AR6bk_mjLTcm1eRrt4zxSC9oySeEV9tq9V6hmoTt7xsz6IyGzEoqaqnzdrdqdcAN8vgrtwpX3VY4tw014000INqsyNeVOLvALnVMOQphfkKg6B5443W2UZ0GfrKZBuLeOBKI7lBs51awiNTYoAU5iXjYHeA3.0oZ4UGY8JUIMClDmCf9NfSWt_oFcU0ifLoppEDBWZeSwYBIswVO1Xt7uEb4Q8lCKONVTKemGFDoKdnZUusByw_9ycIjn5nXIlTmRtrMIk_WELr7UGTo8mh2_.zrPpJfgVwdZ3NSS7XSwZQH.HyyM0hCqGJGYIqD66c8DIGKwk3Mvoo3ljRVz6BmG7R9roIEWKzikXzmT1cuyL8C0mPpJiWes"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9109d5e47c60c974';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\/3675408129?__cf_chl_rt_tk=eBbjOnaD1KKqw9VkqUiEoyoKEnoJqhYVrjU3FXkNx48-1739334544-1.0.1.1-6fyAGjZGNPuu0SRAIA3UZYWTh5VhL60QL66ujU_4lic" + 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