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-385931244339.mit-edu.top",cType: 'managed',cRay: '91103e2edd63c995',cH: 'LkTC4HBYdUrpCxqlnze5glfBaLtE6Fb1YzQR0SJLj_E-1739401730-1.2.1.1-i0CuVBuOz_4LJVL0ZeUddvYBMHjXa9qr9LWZkMGZ6Blwm5CrjYmtMfy5SYwOvep4',cUPMDTk: "\/post\/5731826940?__cf_chl_tk=Eqh.0VN9gB_YWnkptvxAkLrp5U.dp10fEkIO7B8Te5U-1739401730-1.0.1.1-RPofZ3YOuD1bH4kB1DCLcpB8ABAbttD_q.pS7r3sgMk",cFPWv: 'b',cITimeS: '1739401730',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5731826940?__cf_chl_f_tk=Eqh.0VN9gB_YWnkptvxAkLrp5U.dp10fEkIO7B8Te5U-1739401730-1.0.1.1-RPofZ3YOuD1bH4kB1DCLcpB8ABAbttD_q.pS7r3sgMk",md: "uPZODfRIZWf_HInxX0pHUfQA5eB7pLcCkluTDTYUv5s-1739401730-1.2.1.1-zPFhYbBbwIo9VHXgaPAu2dsVJvd5bx7v9Oj9AW5M.8cE1M6SB4MyhbOYRmMID8Saz5ZxLjVcgN8EcxAYevm6jkBhAOaOhvcmFsXDr2U3qx3.0PVX0P5TfM7UaLTmi36hr.0Xpvpge6NNyRrG6n4PlWPLcc3pzY97AdcfnKaRK5BooXzFfbbFqhCRC56zwQ46CoMr37wI_Ujsr3UvBHhySF_XYaURGdnfOoC2lvUjzXorKQ2wlFuuDLE1ivfcngoELpoxe3sRwAF4q.ArgTWbt1jbvhMHpA_f_zaRdE3DVgPPivJlBhj7wz3FQLsC_1hptXAVfi9sXyc9fGlJTgvIb7hJzTRySmEUs1VsiOLFQSpkLlsA7VFx5bjJtYm6y7Dkzboi7KaWJFhSRNuXTLk9j46wkpB3kKIE4rLl0ayn05gyrO1g7wb0E5f879pWWu6PWFRBw_tQuBfieu7sTKxE1laiUQf7xOv7ky5UE0dran4_id8_PzPe7p8z7wJ_3J6.IWz4oe78oFBBNmDtVJRwFJhsnGqZC2VKmwSJ5h9BqKivgZlGDeLY7ULxJl.1M2QRxspEkFW5Nom3IZyQLYZgy76hdBb2NJmuM2qaK5zkcQkk9WkhIvRNfxaewgzWfKLOYqgFouqPJ_fE9u_1tAJfGsm98RIQQ1XpsEu3JEoL5QydfbnlTyeyHCiUwEBCHhhBoD3rTIUwJHGtv.kb_d9CB2cLmItizK_bmFh_Hu4u9L0CjOtwl_y0QDw7MqDAToJUF1be1uHdtrCuHRiNlbp4DKwUWttWI0QzrRggbGvQBhAe45itqLg.mZyLfu.ZTVwaIEmM34w2FoFgIsFL8A5TqsH45QqKBMSu8ds_z.hzOCxl7xVPTI_N8mVqhqg_Jy3VvB8DAOFWxsk.XhIvgmisMSAXVca2vs_XHqpN.1YIOqW7lh4twaIdHaOHN6CAfSIeyWJHgsmK1SSNzcn26u2v8AlzsRN1V580bOF46sByS2yjcp59_evU27n77QiUv0.F5ViS8fL.wVC1aBlVNd05iDIWW5CYOklgpldUnBUuPq8z6G17ameKaie4cZdA8NQkKczvgPORonqV3TzgSMg_l.NfKhYwBwUm2En_MV4o4Mh3kUnE_sA5bvWjQVlvNSwNRW3wismDTFqTuiysvhC2XHaKPuE8LtdU1.pC7JjAv2Cit8e0fMi_ep7sdlDPAcezvfoCGMf90VDr.j5l27N6i_rU4RWihbPdnNIHfQbh9Q2hGAlGrIeQHTqkUZ0O3nwN7ATwe6Em_kTkZTUigzAIrQlLr6T32a8Hu5WtO__7OY0ObjLZ8Myxil.SJCCiONfevpxIQnX82bsWkGi8XiMN.7koI2UI6hCeH.EJoDiO4ithKPoZkh1RTOp8ux5rIFFvu_kih_.u93XFlkbiDadiUir59Hbb64l8bx1QVQjtwR9PbACxhenSa1Cbmwg5PEfneXUYqNhwKD.0LgWx0cMm.X0OCbDbvNhi8B4NYn9K5uZYlFhRR76RIBNBbs8c_NbEA8VjH_gLEcQwscyAzwzwx7W7_OU_zn60hFyDfSMjwJEXnPCsKTdhhLk0bC93ZMou8AssmZIu.95SRZ4yDxfs1HqULfYryhZl4t71xopJrYIgq1zTyWdptmvOUozFS_u0c0ArJc4QCyaoPdSMSGZ9renmvL9_ayF4ClzVfjKd0UR6pyThX0KFP274XEWx3kIww9xn3_c9m.yvtET3s4Z_UMav3.4Rq3JUwZdiaTEweMda04nUU6qNJ3KJ9QfMXo6fDIvEmSvQ58Y.N6n1NRmNQcGQUe5CaQRkFxw6yDNsYneIKDf51zsG3f1f8UPu45O3NDNOMqilgu3bZAHUG9Tipd91i6wUs2nV1Ibfb_yEe.Zos.GC3R1QOIb8gGmupuim7AEKY7EGOzHZ.wYl1XEK_cnu6drNsTtl2pG4FP.Xf3tSpZhPhNh1Zvtftrqbhu1TVKBFP.TDYUixSnV3QndXisL7bYpsXlxwCFHFIm3d.tRuGnQa3Bv24lupH7IFgOSgtRF7JlJKA89oaDgT9bmv8R8ofnGF.VvwdM_F3iQBsTL4pVf589Mbpa7xEBgY7dOeDwEyucsDkiIsylakYPrN7.30xZFOj9tNVMFHzg2Z0toGxLYxqHps8WRof1pTBX9e2Fn3Qcq1LBpt5pkVKu3p5Py7ZrbKvhDmT3Luwmh1z2ux0xPfw9ytErbc0HwReGhJ",mdrd: "uqz_LRgll9FlMdBNOE7dcqhbbfXWSiKWo.8XoXQGXyc-1739401730-1.2.1.1-ZnutWkfLXzElKQ8saCF7dIlCRlt9LtLMxD06VikvZn6coYYTQNVZ1DrNOZidzMNW7Ttd0It.rUEXEEj20nFqa_Mb1g.Iy7YAcjH6AOkpHe2um350.1mj5POnTDjHvXqwF5QMPmLZfKSn4vQCoHIIw8L.O30MK4GmvKHulO1Uk6k9bg1gQNFtY_CRGdZtJ1HmXq9fGQZ2bGs3XZQ4miSMv0EkaPr.V4y0YU8jf245YLIgvoXc7VYr0uHcbkq7zLUAEqdz7k4aM1Jx6.u83lOAebxTHl4OaLne370_kKuOvhmKKZ_IHcFWbaUs3LR1jwsV9TPM5UmJ.qsK9OWpNO7kKukKG5wU5YRB_2CqnPMZnQm_7seQueUvfu.LD0G1pDNdmL.y2fa0tdghEY4sbR6d39N.gKZAtSwgjcNEpEObW8aVpxlqzCzEIJCG5gQT.TTFBYtKos8f.yMAPT64sFhwQKfifkls.aeLCGC9T_bwpjD916neJ1BiJsrYIdWldWgazyMjtJMS6COM6wuBBUUc_95udN0vDBLSSlBJYA5YgGYWXtnXH_xcXyG31gZo0GA09yqRI1zYPxw6kCWmZkZfB3zb9YAqkIdDcjjT07a_vivXtC9Zf_0oqtV_J6XL3YkaRhhzriszhBC4iqSnd43_oHVe5PO7PGx5SFIPsobUVODOrXBumGpr.TkNj8oQdM1EEdaUPZCd3I2HsinAOpFRURQLjrihmY17gbSrZ45m64RJclJFyd5SvyVR0V8keACYQZaTe_7QzTa5AcA_QVoREr6g2.BSDPpdcjUH7a9lb63AvGyYUiMqNqRlWb1qdIxeXibXGUymH_B0wC5R1Ab4fckNdbECurJzdYhfOK1ZQvpygwBJqd8AsqWvH3EPCnQb8qtXugM0dDZJexyOGleyrUi6pXCF4bV1jBJeHvsbiKAUwb6iO5YI63PuvZW6VpJaqhvAQ5uzMFv9ZP.88CVraXb.H6bsXQJXWLreK69TXicLqyoM0CAa_HgDjfoj2iV1J1UYgBhEbDw4l81P6Zu7KQJxyBvy0FxlJ8yEYLpK4f1cQXdqUC6tz7Cp6K4MCZ.FpAVqaGYF6Rq73pdaKTzTZ025clX02dG5Uh0a4L8Trce5h9hrBOWRH6yKkdRS7UEpUAdQQnMiRmsVAcCMSEG2t89bzw6CvpeeOXfsfyAlODpa9QGWcJOMlsSI0DR3CCuF8ryg4G71unLDilsfm3OBbPl55.4UbV.AWwvzQVlcXf9_GiBPrlVdKT_fQVARhqZqrsQn_4DMXuR.xRyswJTDSW0n5KQsq2fJTAKa3dZBYDotAW.NKMVZ9Gi0MxmDThqi56ho2.gThrjs24Y1TCRGDwUrQYI8t9yqFSMq7QUIazLYbIyJbT6bHMfq6umLuRFxolYoGluvaGplTGBKbArdpzMJQGUFzlMZ0qW3njnJSud67bw4E3qE.gAzt7E8op55W8BgJfCbJuM83PVFkeCQnvVuCTZuHcgt_mN3PYFBPHQHqNpySDmjFzXviaWILHnNCPJhP63PdXQywtpM.ozNgC9SARmTQ1Hzjd8CgAB0MY9swRRdFB3LC4lfeKqLshKgQojmQ9IdPsu4hi04CrPG_.VaeZD2IfCVOIZi81aFill2.bggBK8exZ.s3APBE0MT0444Q9ZWNcPD8q9CeX8us9K80YEBhWmlJf7gexWYy5M9MxCsqLwruAAW.mp_J_WPoDlD46cy_x6vV9TONldLMkFGa04RnXQV9XR2Amd55bGCCY50SY8biU.caQKpNAsxLJzKrnKBaQXLeQuP.1y.pdJa1BkQ4KqN3CAAuRoaWCY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103e2edd63c995';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\/5731826940?__cf_chl_rt_tk=Eqh.0VN9gB_YWnkptvxAkLrp5U.dp10fEkIO7B8Te5U-1739401730-1.0.1.1-RPofZ3YOuD1bH4kB1DCLcpB8ABAbttD_q.pS7r3sgMk" + 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