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-869171300691.mit-edu.top",cType: 'managed',cRay: '90f7a9301ba2d6dc',cH: 'gCX_qobpk6re_Qyr1kZCgTTvhHFjQp3A6pTRwudp5Ns-1739143969-1.2.1.1-T7I5vu6_HS.8vAQQZzL4NN.nXNqTeTYxoCCiUoSjyIIbImQUe1rVHKAhTqmhEiwN',cUPMDTk: "\/post\/3625497081?__cf_chl_tk=cjfe13hoL2ZViWO1rarqD1Zo0vhC_xzl2sFs1twS1g8-1739143969-1.0.1.1-mxaMrmBKE8ciR0uqSPrsPivncbUXgpx_uHrh8AsXTqo",cFPWv: 'g',cITimeS: '1739143969',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3625497081?__cf_chl_f_tk=cjfe13hoL2ZViWO1rarqD1Zo0vhC_xzl2sFs1twS1g8-1739143969-1.0.1.1-mxaMrmBKE8ciR0uqSPrsPivncbUXgpx_uHrh8AsXTqo",md: "hyqO3P9Ll4agELvvN6Xs9BTxPdnNrG0EjIO21rWIX14-1739143969-1.2.1.1-9R6fbI5hwHu6sM1Z3yRKdAm7VBd1PZ9zV7o8xxroQwNBl1xB17kASBBbU08KVGWGMcH5ShQ4bIN9AYWN9lwJnLNLzwWUUPEI_Q34Ag.dKQvKEiLNFP8rjr0UKNdzO.HkWSmFzJQEkENFbr0jqjJlAyDe_gbL_MDmdOsee5ThG3vc9YYt2V9dSXY2EZQOv6r6M2KXMV1yZiv7_XIaitJjK_x7kNC7W.aM69uDQf55b_7IRj4Y0gGzzuthFEOA4gtOqxfpJBez74Z_nHNsDIYHhrMZmGICDm7Mh9emBNyTF8XjM1ZQChR4MhGCqx0gh1.e7irah7nRfTyBFCTW2t8KAoxppFuE6NgZ94L0SSDGOjNaQOSUIcWutpZNzqi1TeZ9607BDM.rO1U330kBJGdGJN71_pWxPesK4YnSHM3Q.56zBRBD2o2xKPUpshDN2ut8dOvZJ26ezSAora3NODaBV2QI5g64zD5Gu0_fdyKou8UkpWCfkv9gLhvU1yv91WUjtNgWsPcDOtA1quP4fv5WAeAkblvm0jP0fVFAQCZvRZpqolDTkk2CDSxjaym2zUH.AxFNHvOUR0X8iB.6EVKbDMnHr1oRL_T63E0bhBN_y83a3HbbFLJS5MvgigN3yaa5GSNhCgIDmU68pxnjqSNZrAbMxhEonXVOCE1AWqNEpIAO2NaI2MXTWBCOuquQEwCrGkwBDOw2sq9118TNWOmwmclqV52jLC.CSmOoWh3CxpNWcevvUUtFI.rtjSJPyJAwep4427udZ_IiZAXio8F7WQPP4NGy5AzpIvX9_cJPqSWOHUUNeQU9ERTZXgYsex_8e7ZXZSiB90asjRdmOPoO_yPiOMZTnsOW98k05yq.26D7SDoiuOevylDj0MnEAN87YUqMTBd3Gq2aBizk0TG74w8_wlM7tUOzaC7pcA8JsTw0iCZwTjzI9ZNe4NfQ65t9j3X3UrTRqk_gGbV9NbWUgjH4JtASbRubChVoBgvBwmlqzwj6Is.amzTIWlrR9gzYvd48H1.AeP0PztkoM.455HG2djtut43860PrcBPxRvYasCL6FJG79FVFpYOxOxvmvZNsyhXayHF5gR5_imVAeeL5io_j6M8qh5EfPG8cjZoXi3eTWQhFqEje1O4DbbY03CqNbUfbjnwbAWgCjk8JvvwUubTLdjdMtoBCaugKLstA3LAsVDVuvkXvELityT6sl28WIZ.87uAg4NobhRYleQFbqCcFBhm5hyDlvBzmthXaak7joTGvpGHZSQTJQ52GDJSNl_OQbaYVZp0T08zEdUGtDnOOejhgHCUTM8Cu483x_YPzWn3ChIWKCJoK8_m2QXNQucoY4mDXNU45_N_iCafLNJXEf7tbwWGBG6BrXNNjkzdHfXzufiVWu1UWt_ahE.JBJX8qWi5rX4d3WXx0PhgbSPcQ1gccBRaHIEtPAFlY8FFYhT_go_ZC6nkzfCOR7jqsMKUn6e2XIDOdWqNIe65PmSVPVDw6Ubk9jPPfAANV1VgSE.ui5I83NKlYRftwG8bPbAyturmb.uNap8jTviTqf0OQkI7GwD5pS6WWbxeSOI44XIoq8cQhvCREYVPOqK9aMdf589ByR62Nl1yhABYkPyi_5AyZlMpCzeGKdMMNDQuxkEkGp8pzns_Iq0l3yr7d4qmlnGZv3g2dIDxTkyVpHi.9524jaaAG_8rilkdrCLmyYqO5MilerYO7hua0882wJRQy5OAfNTH0eT1ljhswDXuCmQ8xDEsRlCRGOIHeUfn9ckpRg0okcV8rgclz7hnXgxv0UQoyYsCD6HcLIV0hqu3tXCR5kLZgONFWNoJ7T0x_dTyexth3khhrDHl8_6EZs9wWprdIb6mfi3Iu1TEKxWrO5Je_MCsWe4YXtvOCvIQb59061iKDRhB34PFvCYU6k3OYHsg1KjweLBrxjwv1E8ndYSkGgIdOoCQKjh61i.wwz38a04VKid6gDe8cxB9eimCebsE27caElChX2gKpTJE7vtF1vhM8kH9CjD8QyxGCe35x_rb3X3VWoks2rxoErwtxXV36j476v9s7m.5ksRXESlIzFDwbYCoKHXe2h0n0kayeVFg6BuVqmaRhVrT014qFyUgivXzOvxNxyUa_U2Dy0fUn4rDvUPaLstn3_MXzRT_RKTnS_NNaGT3qIK0rn6CXnQYwdbN0yOJAYWVRNcMMgStU_gP5F18PdEDmdazs7rbCYU7jpBJSNGUm",mdrd: "RuZRn.PO310thqVvrQMXMxtnPXjmKg781HE6oYMkn9g-1739143969-1.2.1.1-M_gdOhal04tCEpp40IZ.sWY0gVCJICz33bYmDc_dAgahxrrFQnNl6hI.PZiwOVLCgxJbSFVRO1i1sYjBBPYMe.g.8X_zma.cojojGeLO5vEA56MTvklk4sUlSXCJidY7oXKVcjoxr8FsvwdDutIBP9rYCJzPzgoAWSuwefhOZCTsiBhWx3e.DkFO46zPI7vlgFeYiG.Sz5G9Xb1rBSOhhRm9Ni82Heqo1hz1SgK2i1p9GjnL7EsXbPuiyNXn4pHCmtiqv6g0hSmK3d4RlRV7p72DlejChv0AsZq_zjHIVOzdwVBP3m5EkhoAvo_wY6BUQWsHDFNQBtHd_3aFZze.bPSGAsoWCgdT31fnc0eLfw3xG95u_HJ5r.Uzr1AKkhGoDyaz7bc5uVFGwgDnP0Sw6I344IyIKBeyuNxj76mJWOsC2gKvc0dMcRq.JI21HhSttMKqraoBmk_75rnXsHSDr4f1ZMBLDcvxDq5aWLT4RObyfX2zl8czZJBqMSyS6VJNBRJIa_EWqSF425C.inDBrEaDF0TVAC69ZGReSXsAMCDKCE6.H_TPAexpnB50OrEFe.J3WN5U0R8IIlEYYtYbdjlBd4077TIluoznE3359MBNK7_f38CvtFv4iuq0aB7WWVghF6fonzALAXwSsAaIK552BiCcMIiXveKVURMsPXCX1MuAbRCSbRSTrfD7xYomkIqifKYc.btbLvwXLo_JwP.MdvmXHQEc0Dc1eapGV7x4D4ucJPZFdfMSoM8o_bCRI21H2hflP91sUOBKNyufyJIE.j_Tak_Pn.edSamUkl_2oYbYis32G2Ik252UWzSC43CbUQLCTyAtEZWRHJtMu_9Tb7ElorxoJJmAmvodUWs.7Fg_m_rWovTBQklaMrf2PcxLMvxoHNurrdrdVzizZtqHTrO9yFkFY19WSHvhIgZro9VbDzZRUr_SAuR8e.0MN_veiA13YnAaH9HPUMxwGnDqvkXEDtPmLr23NMkYtaQ9D64EKBzFMRjblskWsMjHiqQK1RZI2H0f1aw5NSnNAGllkzeJuan0ilzjSUDaDobuwe23jGN53jVFF4erFAbuHsv76rbWJY.mW1..V0WpXAmn2YIfWheD9IyNYHnWfcNPOp6jUEiFU_hYBOOch89L3LtJq2YbI7mlA16BFAuEcJ5scFSnVGgxjtp6rtrD7FXj2OU_RbOww2FJWw3saNxcVDmUFnmp_AUBqu_KQx4eEiNh8LLTZ21QjLW_PrvbF9F5uwfYjisg9gBD5dpMNU0WcApHYRyRz_2JkXpbdW7tgaVvaYYWN.VA_lDk5BolBY7SYGJfcP7D_06spRrbM_7zW3bZ1N2QaK6gRTeEfDhZ3I43Zy1OxsdRNzXQEwvmhnoeO5u_v62CvkDazGOdrmgHPn81cSOmwtDFOtmbIQgjArbhB9JEnj3.GSs_ATVg2Ck1EPW9stDNK2eFPsVrv1NdCJt9.3UVGJfumVyFTqZbHRuBEYIVP2HAdcI7QCbGhu0vG6almzC7wxpNaox0SQr3W07LHgmFpruR2pAcdU24DU4wew5Y.kSiLtEsfHgZ.HmdrFMxELJiME3DBe_i67Ea1jpbtAyas2iK1UPNwqvtWqGrCQ6E1mKGM9zh1sLZKLtkluB6ChhEpNAY16BrBclR3sb75YG3qD7SsD90q7tApmEIvCnkYOfmitSVLYFayCkfvjgOG2_fA61jcQFXY30LJwukOe6XFjmEDsJIX_HvRC5Q5lRsJoUmRh0.Ww1992afvhpE6ZNNj3JczR2HB_1lySKaIlPyNpHWIjfI8H1hgVJewMp_kH95.PaIDAZRnsk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7a9301ba2d6dc';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\/3625497081?__cf_chl_rt_tk=cjfe13hoL2ZViWO1rarqD1Zo0vhC_xzl2sFs1twS1g8-1739143969-1.0.1.1-mxaMrmBKE8ciR0uqSPrsPivncbUXgpx_uHrh8AsXTqo" + 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