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-229721671134.mit-edu.top",cType: 'managed',cRay: '90f7e2b00f2828ae',cH: 'yHFLp5wuOAC4AU4DoutStZnLwyeTSweSxteiB6aG104-1739146324-1.2.1.1-XHDpYOn3lVVHNTSirlJ.CWSAStZ1RveQc9.T56FvDbP55UPqCSkZ_IdqmzVCKioJ',cUPMDTk: "\/post\/9872534061?__cf_chl_tk=e0CHohYfh5dXBV7BT2NhUReXMfa96IrsVUA22UXA4U8-1739146324-1.0.1.1-Y1mBzz3M2RP9gdaveiSViNrEO_8oKE9SkC9.1nK6pIg",cFPWv: 'g',cITimeS: '1739146324',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9872534061?__cf_chl_f_tk=e0CHohYfh5dXBV7BT2NhUReXMfa96IrsVUA22UXA4U8-1739146324-1.0.1.1-Y1mBzz3M2RP9gdaveiSViNrEO_8oKE9SkC9.1nK6pIg",md: "8AlDeYJIpx.MPOz1EvXZDEPIUsujeKmq4w1PRvHGsCE-1739146324-1.2.1.1-q7VRfrSaXkuMAS2LvwQCbc5zQCkqTPYa3hUB2pzCeRZ1xlVcfXVovnVwCceOp95HbiC.rKvk_o1y1aJ9oHrO_z2Q3eSCK.X2XuVHxx6hof6EadL2eAF1ZJZJFIiBZZas61Aj_ACsWVJ2dXCtxtGOZslYiQHrdyNS2Cslbz_fgNXVMbuTJ4WU6vsKJsjvKCcCAq237HHgS6Jvx.SK6TrGMi_QmfhggKEemtgZrU2NlvkyyjqvMGPvVl40wPYU0s7hh1sSu6pN__wDWe3S6_FG69c8OVGS0OLv0kwX.cVLnbVElpDzvn6yZ8H7H8VielrhrnVEqeANiQEldGz9phLjq4K6J.e_z0mo9D4rfmGa7oCL8hZWINPNIWR.4paYz0pQb8.WfxHz8UUEgkO339DyGvKqEFySz7JHmgGoX6r7ebUCSmk46ZeQBBGW_GbIgFf_.G1CWP7GWFyaQJjxOzJbd81wXynWqo7nR_iqsk8umFGRPkIHE2BHUEUOwzkCtiFn97oIYRaWKqmqIkOUv4Ote.UTTTfwmbfJZFRwuKCVJKnDgmIKtgd9gr26ENPn89t.DULo0omdv6oCRh2_V28jw31yjW1jLTMNuBZ2MzFvw0EHjfrrpizLwNFa4Gb3wIqiTXQodoWPiPx4vAcxw12ymh1tibn4jvArIJTEsRP8xNaeOFo9AmXynmxTuDdANUIasHDK0O.FxZcsETem6S1HLP4JjbHrq8Kvr0bDNRORN3L8E62fvMO7TKia43RkFBPrfPbnh8Z2DFd5uLUvKqY.1fznjcolC4ZCyICLBbFO1tWIfQwXxomUTO84qBNsUuNHyqPcHd4SDEw48Uq4F3pXmG9vVelh5OcLXbPgq42AYtay4NIE7EQVDBU_0EmAct41pJXORo2hg_ASGtFJjdKj26SH30n04OH16.ZSQyqJq.YPKaYQJJ6Q_dBlBxxPogp5jhyws1LrZZFbc3_cMJByOL.i3eLvI4ZVfDrheoiUYZc.d06crvEZkzF0JwpI8wh2m5el6not1zsfHR4nhXVq5YTKG3wu5MgZ.gyusUcl._Z2q9a2Et.z8o24AQTPLf6O0jsLVDEPENb94E6jj.ntqPSx.EujfPJjOdYpySmTr4Iz5x6E13RY10lj3OoNqnkmYnT3APxZ4o7Zvqg.y.O8JxaP0nW3hlYzV66hk5JWxWMDd_Odmvqh5YOD5XG_K7H5cNXerwVgO7yew6oD070zSKfpu_AEhSZwLY.ipBn.48gahPxz_FPiDSbTYUURouxyIw1euRb1VVekmP7lIKdDNEDiejquwJTOw72Utv_i1hRp.ZhtydUchEOegMYae3ggsmI8GTnmk9998ZXLiHnb_YjiUyP8bz._oco9pOCmHr1.4gbHXRmsOXLxETS4jDqwbfLQfx1XOcXPbIiJtbs9de70xmcsFyvj8N.zj5xIUotvepoVEMeFyfjcJyzscqlQnHYLCxtJd6c40ttNXW7NbC8gyrsIhUyiurM.iuamPHSTC5rEasMXTom73JxuKhl.MjLIS5RCYdBnZ_NGy5I8bsD9sJw8Px7jYdk5uiP5YO_YnPzKrbSSMhqahaWFN8PPWmlQ51D6IYyO0iWwIbYiaxUCfVWOuqMcy0Lvrut_IIkOJvuLdrVWIGMqk86yU9Fl4L2EpXCiPpHWupAviBsPbyymm9R8SUYcHeg09057gJAqXQTDgjAgbdpNQhBUPJYkHLcKrG4gQMDil5VmGAXEsiXiuoPXrihnukplJ4Nr5lm4.SdxLxygSBD9exhYvjoAOnGxTY10sJMNmiA4xz9H9rVn9xTi4v.EnuuIy8KQJLuhT9ZiPj0Xw2wsaWFBxcSRqhFQhxrXerdyEi5703UoNUNpOrdczusqbhy19V2nqyLCUpaSVIyFP03MngVrEJLjh.CTdrmqJY0ql_PR_.ZJxqTznPJC7LhOtd9bnXcz6J5i.gMVYy5oV7yM9xq2U1fp0nkOt0FzroolrxKuiPIXwXajnUBSb5RKZ6ejjnJ7N62zGelN.6hK2KJo9t2wosYLm5BcIO7sa6g79msIi6pbb4lz8bsEX.qcvTwiDag1CQVNhiQlk.A3KT_sLepG7MQGG_Qaj6hBLqLsUfOjdJOyUqkI_bx3qDlY8_OoD3bi5ulKqkmcpVGVxk9ilp_jHcziNRdYcjkMZtf4hz3gqVKDC9EqgCJxPBz8p3rml6UQXL1E83QZ9PjnU8yKZnsbu0PG",mdrd: "OWRMK8cGtO4ChsjWgKb4ZdHmC.a5vTLZ.plw6JXtP5g-1739146324-1.2.1.1-96GJNPdMyGLSaEQ8dyXL7aIiIAzmefF70FBOFVZuMtUW7.Tw6FOc.AFYUsFkUSG03Sb7NLaMl.LyedTwxyZ7_IO4mIfDIgZvB41E3G21_79joGafGEAuAaMBqEBGnI.r8bT2nFwjPfZBj7HMUmEKaZOet5cGLB7PJwgk0zbzev_bEzWX.2XB7q7Y7xjkJyoA3sGlf50gyF9fcApX.Xk1zXkqiz7kbO4zp3.JO39a2vfQPPZ9UuFEQkPTzlmRRGW_q2T7MZsYMJV77o.EuHwJEYkvcmCZ0RllZ.Nh0PzjbR9p34T6lSCy9ZxsMkaWxUfSdOVE.B5oh83Po2vqvfLcGa.DKUG1DPQZUvYGg6uy7bC0QCMJLtn43LQUYhVtLs_Z5nzypT6MdALG70ygeAImqhm_vGSxy4G2OInvzI3JYZkzcnxfr_JlZjqRo9xmb3.0y_lA__LOICMrChSfk9c5VTc6KFbMuplY3E6OHISy9RlkppSfVoLsioNzDPbSgRUvYovrE_PjOuASKCtVt8RSQIqH0esq2zDJ1hYscIBYcRO5kCbYA9ay_MI86q67qZ2M_MDXK.krT3men9JxM1ZbP.rX73RcbkysdXOI_vTvgcPiNRmGsbQmPZfSm_1hE7pskicTn.t4rPq7.5dgEtGirBTIlB16bQ4rUScC9PUFr8k2ySg1m4S.nJlA4JoVjz6pqvdZhGRARX66kAEJlxujOWxdoso3JbeXkBfTxMKFNq9YCjPtGdwQdwQuab7s6PPU5BaDS2bNHTzEoaRz6v7B6fzqpwZA0FcKyBq2c4sKMjNJjMeTFHshy5FNgFaybxzt3A2H4rnZYZBppxcycDp8NM47mqC4_IpgL9q_Ef9bsIDEMGcdWCTZnS.EjOnTMOOmyB3kwtiKQ5aJMx7FxJbSZcxFyr6gvCdsGs5HQCVJVXC_ZD18yqEXXs4vYwds0GP7baTAzyVB0EFg7m.wbaCOdd0xefkpOGit31bbOKeBUZm2xUBsTmR4capdw7t3Y.k2C8_TYaSRHZKdJ0mPzfiqNXHjB1eyjmOujtwHnJGwz_pH86YarmF9eqxQuxf6mDaJN212A_HNObJmxejqGKQhCN3FkacmjwUTV7SgtcmEbMM9V2xJWTZEcfHOF_mQDMxRQMVXUHiedQUvwHJTp0AG5bpIi3H0GsShKrFOWrTLuYetwqpfVd0jSIsAggVM8kuMa8.DTXTJRDTnk_QomVqa.kD.wVcOZQa3_b.6MO0hKvDHhatxqFZgjX6lrIFUOBLCRElAbBwrv9bWGOtG5AaFlKJCYCX._fezPbzuWz93HA8GaDjymEGVA7iFNBjGUhG996VrzDIzfvDad7mev5.51a4SLEVo1TSFGg6WdAMpE5eSi0owL_OPI.e56559a1hNwfW6S51J.8CVFY6IF9_.v7Sbjljx07ivn8kkqtQ.lMeWBZXUmmSJgN.aEMSd.9PNlB7dyC_4So9BzIt5vPzmc1wFeJRY2icu0LmWuJyZFLcWxzSfmCQmwmnlFktDnhsq8GDODYV41RwUiWJnjcOJEpzpyUgFjXXz3d3amyqaqxjQTWc21sXs3elHgSvgbROaoDTqeh91i1STibVkDqTI18yYOz6qCJB.tx8x_.HxlEIk4ZgvsmorAgRjjKtIpv1pcUALOoTV0OU5Qxg34Fee4C5WBqSm.7tiEgWlrkoSPVXkK4hR8BJduJXAiN8aLXG8k1Enfy4Nqoqfn1VVswuZ7EzTVfDyQTMR7BuAp_YCPsUlDL1QxTJtjraHRlkCerZ9LylwtQvWyzXxokZR2buWHA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7e2b00f2828ae';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\/9872534061?__cf_chl_rt_tk=e0CHohYfh5dXBV7BT2NhUReXMfa96IrsVUA22UXA4U8-1739146324-1.0.1.1-Y1mBzz3M2RP9gdaveiSViNrEO_8oKE9SkC9.1nK6pIg" + 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
