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-766756652246.mit-edu.top",cType: 'managed',cRay: '911002f1edced645',cH: 'zuKzZOjxmkmq35G8kV_KTNgu9m_qpofDdD2v0QO53dI-1739399303-1.2.1.1-ALEI6k0woMQKc230bwpdkwk.Und3XsXoFWSnaB5n0aAYQAuoIViRYH.mNk9sW0ws',cUPMDTk: "\/post\/8502967314?__cf_chl_tk=tP3EEmDsN7zHUxr7DY.Q.Akxm.0lJY66cGHNoYf7oRg-1739399303-1.0.1.1-BKCWvyYlQQXf8VNI63GuzUNCRrNNAZRJQpO.J.4o7Tg",cFPWv: 'b',cITimeS: '1739399303',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8502967314?__cf_chl_f_tk=tP3EEmDsN7zHUxr7DY.Q.Akxm.0lJY66cGHNoYf7oRg-1739399303-1.0.1.1-BKCWvyYlQQXf8VNI63GuzUNCRrNNAZRJQpO.J.4o7Tg",md: "icnsR7hylf5pyJdsCecjPe.R8B5dlBAbB3BRaJbwQ2Y-1739399303-1.2.1.1-Vz4E1zvBbpf1wxcFFA8sdu21uj96VTa0P_AyNkVZ_vxb4TUEljdhUg9jDNTfrveTKNPtn06voeDwcmHLJnK4AxvOadu0jdILeu.7IuFG45nSNmkcjDqd5omen2X_SLWYjb_o8.3CFfO2XN9Szr0U4L7CqkYahG8nJJgR25K2Nw2hzSZJgqyOS8o4mXtirlE7t6qe0y8MSReOPEM9dxuGm5unkstM2H_JKboRlvkS_IbURQ0cUnIhfW544AXfcF2c9A7hN5q.TMNXJ57j5D6G0wOKIygHAPthqJIRteI1ufsSxOp2uovgjJCmXjHV7DDgWueoWhkBxm3qDkH9w4xnBkj5M2jRP2wCt3obYOMqLuNyeZpg_sBEp.ZJ_MayvO1Wphkd5PfhyKjJT3wWpMziAAK425lzmU29rZs2WwHRs5uiLBQBv4Cyv1zYdPDZCF6g9ttwCkg3nQJmoCL0SJ9aLWJWnxc.ERBvmcGNQkIlqK2YguEL5Y2trMxp9aqMsKfldVumdTz4KSgtUkSiZy3kDJhf2sAb5pmO1Lg7Mbx2woQ98DPSwqsaThBDWZYQdlzGMN5GgHF2Zp7hLeuG063IGVY0cuokrJylbPRGELqk.UzA1AzjpQfqb68Y5J3zAEtDQlPbRT9wJSD0EkFQgxl4wqsdoMUxUIRlfKJGRoKJOP4aEtJABaSvbdLT8AOv7.ynMjMoNxRP0nwxE.Z9GQGtzrxHw940Yhe_9l4s1QO2ZzREplJsK8hgApUZ1NXT0G059LslSdgNzx4lq.vqJ.KUlsxpwWe9SSGMliuXk3D533uRdZqfvVET4.qxHJaZ11Jmoi2ikyxmqtDTd7ZPievkqY.FT2sYJxzkBqy6.343TaMgXv0IsuHF3yzwg3k33vrOUmpNLL2SISbX0SBVY9iCppxcEW6FcI2V3sfOBwZIVUSvVM38uV_qUTbSBy9QGk.hrDEGlIJ6JTgls4vwm1bHE41gIasMow9O1WTGO0WrGMGx9BB9TAvK6h.F0zagrQXcWxMeGTgxuz7Xb1u3rbqpcKBX9wEeVF8WbnwcYNMZ8Lo_5RpvVn8A.DM6ZGNVAD1HWi.yKoJJCmBn2d46DPt.O4yaHnu2.5sVT2u4Wy32q9lZZbZ55q3RTQ6YXewRE7kI4b8k5bAW7xt67AEKnX_mBdtjZdXfSRAUyg6qaJR0Ei840T0So84YE8A.07ejnj.L0LTL.xpUWjcKO6kaLnAhQQ94TsYT.9BsGFH09CDxpcczXmO45_DdJw1xbivkhHNxjgZjHaKOxJPpHrw06HDyG0oxh0e_mVDMtJ.cJt.nN47q..vw.rGJlbkk6hfjNp6mXANfLKls4ldzYRLTKnJ.pxSuHK03EySayKmYL8119Aii_nYUgnRfkh3Xckp8CbLCLlEWHHHeUnaEazV2JTVe5gkXva1YfV.8eyLpkguXUgPNV4VF5b11WGAcd_bjIZ5AcWSFXUAZpMDKZptQXyPrl.IAiKKQhfaopCGXo1P8gt49Sf95GIIRrRQ69JqPu8nWTnKF01W0MVl__sur0fVPfa7lRgQrgcHbm8xEuIsteQtPo3Yo3TB1RD7_Gge6xRSvYEh2aLySWeK9idtSmrg4OG7tAdn0iR18LO1UUFC5negbC1eW5hB6ST0sjzjLrfDHjh.1BrzNCBF7KC61yi32oDOLpPpHelH7aBdQTGkhGJRx4DIn_fSPhttWKBo5Qwttulz7ylcJn5jcaZDGYgexvur7uqaNvevX0R0M_H2W_3mN3Yc_vS01wNf3lRGTLR7n4TVnaL2aNPKQXaYIA_et5Mjc1m7HpLAtql4VCGSYaxqINsj6EUQUWs2VmGa_cnpQTa0._lBDdlITcGMBnL8uzeiH2q34UpkFlovBs8wsW.GQj2EWiTBoP6OiN0LxsFehxnZa0gCfhgl2L6VAn1PXdNq4tgbkEx7bSiUNQUK90dVxNgULd58XPceOQ98ad.NO_kSIrV.PQxbrF_KNJDITBxmEFlakUGLJ2rjE07U1Vb7cyH1jS9gFrRPksj8fXOjpuB9uBfzfUIe3TNo697LnQJvKfQmX5H9W7GyxfXgxXSOqAcjjgHa8ZAef0gVZSkZdYfaiRg4tTiFggPO_nksPYDjMels3kk.lXpaAkdvfr5dmnL7MmlOHtNFNeGmco09n6yScQYvviNeb_4YA0dQcPTn6tjmK3sfuJ94dNOQcrlj4SHWFaZeqLWMYcWfVaBDY",mdrd: "Wj5srwpuKG8GoB50yp5zRMOemrnyvUYGbm4YXOdziZM-1739399303-1.2.1.1-Bf4sEgyZZK8QBFruPLrt_u6PrNdDFQiQ5_7HmXwlY71ZQJh.R1Hw_Xsw3YDH1fBtwmvyeGoQhnWltjtGKYP.10P5T.55b6aoVcEc3K77gRYSi6lO14OOJYP1HBaH_9gm0LBWE5XpSb4BS5_jTUetHfpScmcTE2RoufJ6kehuPOn7Q4nWouNoogvK4NeFq7qHzUztm9EB_flDBvZe2bZCSgALSs_lFLXVuEwIm4D_CrWqKI1eVKi1I45XE8CpZVHULnSTcN7Qcg0XthFqdSe3fiuw5DH9WMWIPrEUOHq4IVvZv0scArxLLxKS9H6dOmaq9TQSVI5wKfGpJ3ZilHsazqHUKQazkGvDfxznIaqKzxRIss.tDD4NfeGZUp.E1GBdANQ3NlZGYxgwHs2PHTk5mNxOzhJEUWC_hzJCh3xORHA2A8y1ktBAgRWkHNzlt7JUUZMLZm8rcpTaH8DMkTvBTAvknLI3LTy5zEeonRylIweNDUIklewvurd5AOvIFrs5WzFzjmWoD96yXG1lZtOLG3jGDSDqVZbwUwuW83WJOwIWxkednwvTksRlKx1HUzq8QK18S2XuIFhK1c2ixrPaCScinz2Hcdwdu8TReDfUhyx4JDhV9qRLnZvox39W5gwgu3CcH7gVmpiCCF99hB5iz10MKNLmw_WkUwEIKbp7hpkvTU8sUzNcOEWHGDEvKE038iSbiDigok2Gj2kZ8ouLUyxOBvFX8dzhZZBEmuuazZxF1R6gLkCsn0q3dLYyvrZ0NV_6rhcS6_UpZp8fgJ_M3f34KcMrJvKfxQqDYRFjEHWtcAf_o0.gPR8nfVy6oXa1ckIvpZVP3a0N8I2l3gq7gRM99PN0aWGIZx5n5pWeQrNSK64z4EdrbEECVgDDjyMSKP.W8lmiZHHUTavFy0LQo6ykqDQr13jvPcs.KiQ_.h9f34avdtK2LGGZLX45kOqmWeKP_fx7UaqidVZKKSg3235k2ZycNWCxJVJrgr4ug1gxa0gm4fYWq6lCGpfInBwDIpZw4OsDKkOFglo81xfaFg34gpfTA52.H3Fs4eccZfHzL_0Prv_X1UPTHRYCYPx3TwORh58iiehsoOMpqCWn26O4hbc9tf87bgZhJ8fCybOJWWY7aoeWWNfJGg3SORkx1q3Sv25ygRTdIm_Y0IJ2llsmJQ2oevFs4r4H_CBcag85WYb6E.z1Y7lZc5v.JfDqPLCwZLEfbJpBBgBNoW_QVBQfBezJWfl5TJvkiz5BRM55akoZbuAtjZOiqQpF9O9C6J83EhNXGyZPOSYzxHjYr.bDsDhDfqJKlju6kqXFakNVWqFx3Sc7aQ9RXyJP2lhBYr0gqldx_IUx9pMXLVVtQTyRZiXaAssd5GhkY_qVDrKKBJ54u_NepNdJZ0lp3Hqaquo5l4GLroPO1Tnsdd2oUhvNS0LvNxBUAFO3GozyaA9dk2JArcfSfx_NwR5glxEuurzJnW0fbVC.FN9CK1PkcyfdiMn3pqFtKRhcwFw1sN.wql0kWFOkytPXr.Z4GV7wia4sZk.p8OmUvx60gD0f3w1snPgwujm6Tzp632ywg15cq5vOI95F1URWR86TZ_arX5S2pKrPSLJQphtxMY30bhX_3ixImhtOoEJPD26M4JXFcsqLF4dasQXaiU4Zmpdd.xQ3lf3DrDSihjtKCXX5_ZioFtY9ZCU8R3EzO_qkKlzvtHLTvrGa59k1liNDux6d3VaDkgT.ugyNV4eeNe3fmd0ohn3vFVOrkwFON.6.FgcZzrOaYenKvBGwlqX1lVDWXedPUKmyY6rhfvRBviiCdqfZA7LYswjq87xnhwVVM8A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911002f1edced645';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\/8502967314?__cf_chl_rt_tk=tP3EEmDsN7zHUxr7DY.Q.Akxm.0lJY66cGHNoYf7oRg-1739399303-1.0.1.1-BKCWvyYlQQXf8VNI63GuzUNCRrNNAZRJQpO.J.4o7Tg" + 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