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-424037227354.mit-edu.top",cType: 'managed',cRay: '9109d685cb5905ec',cH: 'QsTlI.Z_GMBjfX1Vhlb6WXWZsrhq3CJG45ED6YBihOs-1739334569-1.2.1.1-0s2bYJe.Vg62kTiP1TKWJYFbpzH.YgFOkb1zpYYunLfsXXqd2bKagOw0QvpCSRAD',cUPMDTk: "\/post\/3790145682?__cf_chl_tk=cKp9neNCQGQrDA.GoM.dyI5wF9wqL53jXklo83Lmj24-1739334569-1.0.1.1-dt6LFY8MwvitmA9z1aExTVc1yxspcDVtqy0260BIDOA",cFPWv: 'g',cITimeS: '1739334569',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3790145682?__cf_chl_f_tk=cKp9neNCQGQrDA.GoM.dyI5wF9wqL53jXklo83Lmj24-1739334569-1.0.1.1-dt6LFY8MwvitmA9z1aExTVc1yxspcDVtqy0260BIDOA",md: "WK9suMhB38OajJ6AIlyRMrl2Fob3KKuX0AFiI0uuGF8-1739334569-1.2.1.1-qP04G7dbd2EZoo8st_jUy9ldZ8.x5DwAg6ADaMmSAEQzMs9tCQEduyvaiOxMBOO0WXwfXwQwPSLIsjO7VaWacWoMqipM3_pluh6S1ZYeqDa52eP2f1_tKsALdHqJRbALxxAccVrqAZ_iK4GBKlJrO8JY9rCpxmUPF70zFubFQeAMzBD.BHnO2gnXADg0hn90g38Y0uxkUb_WOmS4trQ0PN0R2NWz9xumtwtrLBah4r8NlWKQXmniSERO5ClPf7bwI6zAdgnUFMsMconBmej.g6KIw22rovHOmwdnUzsNVlZI1B5s0__dfOKqwEFG8ZH9ufruolK124yR2.NFow7yk9b9o_dseqVdmJJqm5r.IcbgPl4c1lOr_TnzM2UtPVLDwG_QbvN6M2c5O8FTEjHioBftKst4wGQH5ueZ1yy2zGWN1JzW3Avu2nRxMtApobm.7WQPWJSMajAcXL9IoktbSjdpZaD20Nw5KQcOn96j8z7mEKdg6eKWmL5htDf.OdCvDaigwI9YzRuS.0Zg9TIkCvRj5n5NqIYDsps0GPpCtZB8Paa4TrVPbJCpLwwnMUc26xRBgrjy1lpVfvsCZwe_a2uD0eWIvfcWWq0eFimhWhF83oJSg59GycN8MTiUYz_l_qNZJuQSpERaaKanAwCDN7r7_32oZxdeYBzaGtKvUY4Qm_r2_lRgCq9OX0hveCzeBb0TH3BIQCHUjK6fvIYcF0_MmC5DznmGJIVVLqepZrr.c7ibFWaq10GMzJiDe0dvivVyCkhe4IXHUBfkXJBJdwTJJ48PTbkYeNmAm54KjJuvAf35NcWtibIBEQNqnznISNnYRdLJeBnErf.hswiMfq._bJiBwDd7ta_kCjOSH6MtY7P4eIgXYpHkT9ZRtzyvM4BLKdjaQGKuOQnYIO2J04BXkT3h051gOqhNgEyDhKMbyC8wIAYe3wKHGEDB4C8uSjAbKFLl51tnQPAfKM99X4euhPB7aO6wn6.TR9I0Tpwmu9zRmkXzf5aeEufMUbqc4oMQ3B09CAz4zFwmRR8dZk5hbNiVDYPRX7XNiKLLIGrL7gJ_BdKN_YLjCtqrKJDc9Cgwb2BoFe43G6XXm7qAbKeoXZtVZzY0UswIhYyCZpPPeCnU2WvzM6LYPaShj3i78DOYe5t7sT29L_jNOMIpEw5sUQ43WbwDOijZI7iA74XjB.dTu.oHkV03b7Abgh51VDbZNGo.bltbdiXFu13QsLEx2j4eoTIA3yzYiF9.vQ.W_nrJRUh3VjTqjZQAtmO5NfsKLR4T21TfTLd0QjOekdgLmUEJLVhQ2vxWUvfhmCSX_AKWyG_EP_xlcvRTa0J.yX4qbdUiAZReWcYXb6VY58ayKQs8F3BcFExHEy4x7gcv8w2xG6zXFSckxWvmrh_K_L44gEY2TRZsSYaeItbD9X9twLiBuPskLPPO7TPaxFXeVyOVcpaO3fmTE9OUYnHHUol7X4REZ_L3Hr7KLsALtI4gSodBo4LVTeECn8ekPvd0SdAKYFIVJ_MvZioVNCBbfsBWUVKvuQR4qJEljSQLgDYfuje3NCGKeccHxpeFOlwUHQrF.1qIMlTFZx6YgeuFJQP6zGVc5lWxSNgtFWpnY0d79dxTE7EdX7e1ztQsYXNdrxtNltfhWbr9tutaoE0kjylUwpmna4rCe4NHXOZFpZrpFFrN7EnecvmOyz2BPrWHgDibjJBu53gNFULF_yRhXvIY8r62XtSlgtllBDBmo9mgCkecXW1hNQ6FpY.bv6fQB9DlQGs8PdyIj9VWKcnw1voQCUxVM3kGB4aNk2qwDZWCbQI_HmIH2Yx0VM1f2jKPiYbUyIQkXgHgvni5x0_KMzO23dp5iowPeyj8fUkE7j_4662tENQ7pNjeJCt.rcEQ8jCp8QV45B4cKunBPgT0LoNqlXhWtANW_dR.RxkkzA3TJngS3ILaNY2e6K344TnKWl_ZvhcYBFswnSVpf2rUGAaS61lFyE8Jjpn9Ei5nKUzEizGaNt2Uofz96yP12OtuQJsc80Srf7XESISgFJPzWRTaPsECFIiRQdsZrYUvMsliEHXfWh7r8JRM7gA8JZfWD7yGg624tytYC2aekS8u2UaHSKdJi1gveTKxp9n2jriZ92uov5MBs9Zj8R45ox15BI.wcEGcQSiMhU80AEYzMIEB6sP6bsXJQVY9M3wImeOYV._nX_pTXKRT5V7ZlZQR9KVUgxbp0JBvgKAjAD_M",mdrd: "nwOgv5Zzn.EkgUNRVDNWHLgjGfo5t74DoU41zQkQS2s-1739334569-1.2.1.1-hJpQLMQNkdy1y7VuANOp1F89h1y.Ftt.fUwa4M7oMN83McayApp.lxdx5fbELvL6XVnbhnD0RFNnrVNi_k0YfkPV0_X3cvi0XgJlSPQsl.TStCNx_kFmJyOLFhKjK7AdgggsKLALtbqRzIg.Zt5LdwWgtBhOTNZcMGh9CIqvBQU57PIpJ2xU0pyCTqP18d2CdNSrPA58PPhq.c2C6EjqMA3FRCg17b0sRkMFS438HSNmHa2T5Pk.8e.w37Zlp2_mKsI79ORveh1P2pf27UNb6k3_LDhZJLv_oK7sXyhcIxff2QCWC1N5K4a1X1ahPmLE70_akDA_ujYAIVbivEZp6Xe0TDaJ_EpEpop38ayw_xm50QuWpSyYp6sAcmiGju.DooUND1oBLNRmmh4AXjksLSpgSjA6oRTtk1Oai6Daq.TK00MGBlM5lW3zcXxb8v6BL4jqV1S1qmgHBIL3cRjBQFsc_zsQGfVKidtYWiFwbigmjpdfKHRGt5LjR1ZE2SkMjEFFu3yD1abgnVFkcm0cTV8QWYcm5_p0WefwzAojq8Ek.ukpdbwhoKDgBt1hXT43ttJttwVSgYsPNqFBa5zdScFAAjwAg2xLlMxLZrlZtgUEPKzfChUZWBBIw.5n.SqE0xzgzh5LNvxGdxTGlUV3ieZpfk4JZFt5cz2sVjJSi2Qq7RRmO7Dz87DU26DvHoCYJvJ23FCYADHqTeAW3gi35uV1zZVDZoBaNHMspV_dxALUEcXK9PNLK0buW8K5Cz.5_kZSvmuP_DMajA7iSfEQXlnYJXmCmtjT7Jt7Ejg55GIz3j7xBld0kx0l3KZ.IbJHmXE7AlVpPUY8vT47FLbHhQKyrw9C2qOqKrbQPtKEQMAA6YF8zrN1pju9aze4YaV_JKfh6lJqmMTPjO02gn_026T_CUrnY3v_q1poxLTcYTs9SqMkMnVwsj8IbgfH4Y5XxjXuxSsLubYrpX92dOgqDAbX963rCeAIm069aZ57O7uIR7SyfpEn2YN4FgG1o5cn5lqhLYc6SWYD8nZgEblPEejmya3I5id0o.WZ9_P0rKuMH3zzilBjVAgFJjPlPO77lEJgooC2FkMd1dzzO.nYrTFvuuuwZydsIQY1kaEi69WH8Cst5d_Sw8Pzmup2Yva7AVp_bS_Lhgs6EE21LGqfJz.EZ.b6FRA9fMdWqKFJ_zgxsSCjVhPrqrRwfrKF_si0q84FTmYOnY7Z7jOaoJAF6mAEoGaW8EWRRkVvHCpyk7UbCtj0JXIiFEeaCg603gltKrQNPIt01KSaLWt0cWlJN3pZMU20x6NONWIzNeH0AW3c2KvkwOPaV_ePLRJQLNgNfv3_XVI5l21Mx4uRQjLYrUetAZz_6meHiUMsAMAeLSazGEpFVe_p4PWFbxI3lvFcvyb4rS1gejJiwBoedkvz55Li1gS5s.U3bxKTuEhMUCivcTgPOH2JOWKEhPZtar84tTB7r.mPuszypi78FrQjzid..SaFD_NMhf0pL_oHRTejYRY6_Gr6Z4ZIUrGWXI9J_6XjuUAhr6ynsr8yPloz17fhP0XBX_M4If9YL_O3D_Gg59nEgYetsK2anlt1.Z_R0xmC7YWg1mUPMSE_v0O2xbdQXpBEVgEx1q_OLA5OmuhUStCCZxRVGHDSR7Ii.fHHg8oF0rIz1GKYBG_cWHMbrHEYzHH0vCsmd3s83_I5SSJD9NaBzLVYaShrFMl7E8hubWPgI6uOa1HDudMru06k.XsibeUDTtcCBY0DTE6o_SWnUeY6NAPjf5WCyDxiSG.ixGqZeQ84lD2FGB0MRtJu.1rE4GRsJnH9afNKfgJ4dgQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9109d685cb5905ec';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\/3790145682?__cf_chl_rt_tk=cKp9neNCQGQrDA.GoM.dyI5wF9wqL53jXklo83Lmj24-1739334569-1.0.1.1-dt6LFY8MwvitmA9z1aExTVc1yxspcDVtqy0260BIDOA" + 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