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.

Source: https://blog-affof9hkf.mit-edu.top/post/8230195674

  1. <!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-affof9hkf.mit-edu.top",cType: 'managed',cRay: '90fb10de0eae1fee',cH: '1p0spNvw1c6D.QwR7Ws56L32wAFEUB1VK8HG7rDgC_U-1739179673-1.2.1.1-v_kxwy_40Cwbd43ip222rHlYYd7Q2aFaPQ8kzOBfMXuc15u.xXtnG1QDAa157uit',cUPMDTk: "\/post\/8230195674?__cf_chl_tk=KjT3ZlCI8hcWJfVyBe6fE0aZkRBp6MECoZzwt1rTG8I-1739179673-1.0.1.1-4Jd5hisjnItDB2thjA8gA0csL9dIi_FNamoB5L4NDlU",cFPWv: 'g',cITimeS: '1739179673',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8230195674?__cf_chl_f_tk=KjT3ZlCI8hcWJfVyBe6fE0aZkRBp6MECoZzwt1rTG8I-1739179673-1.0.1.1-4Jd5hisjnItDB2thjA8gA0csL9dIi_FNamoB5L4NDlU",md: "H2OgSYuEj7DD_i.mQRozuoL28oxT7X4VkmHZQtk14mk-1739179673-1.2.1.1-wQ1gpc_ijpQebcxONh0slk3rIi8tpZH66Kg6T2.wFMZG9RGyY6ws_h4nSO6DFv6A3emFwgQNXqBApBrxlvhN7e6QdNBXarK50VAIXKblDfsQeJ5ocruVa6ONhNqCjRKpx6BNXOp_XqdzfYwW7NM7Cai1VHoo4y.ffhHd5UKqF2HQ2uWkvaGqIud.9biKG6b3B94bkgohSNqI8BhSymm4BfkA9KHnlW3pBrtSsDNbLxwIqQnZvrSZW2BZOqo3WwLAfL2LavW7kSwDgR1MRIUDvfEM926fZq3cGlrFU9JcKL1.0W4si2dheVefx2SozuexUKb10bxOrnJzfOmsQRRBZLsOY0M7cq94aNgMWdLowqfoqbgUxz7F5ePAarlRaQM2wmMeX0zwQW3hS1kLuKdCBNg37_YKggF5qhFB9rCp64NFtNsXQvvDcBZcFbm5d8zmxd7l0j2yiOzdY4.VMZgV137_pJkqszv25n521zfCSpQrD5Grnw3ayxj8P1e81anz8o3_n5Jupcf7VCV7cuC2XzIn9Uf.GMpPsqVkPT90Q0I6Bm4mskUvGr085AuxyLvzQ8RakP9fO_tK6aFd_e3p0MjzzcQxxdkmctb3Lvij7MQEE5s1s6hX5d8cQbY3EXkCxvjnLLE_RudPsH8EjezlRacDiiQql4gq_xqQDJwXT.ntAlu_VgyQ7kBftcixZh.EHmQBJnpfcM9N31nN9IoIxRtfYgmCvgYm3zjENIQFRqf8Ip7iHIEOkKnPbqI7QMj36FqzbO20hu29XjgOaBP3RiHh.fap6UTYfL4jspvL1tUu3DgG9wuAmaIh21d_H5cZcZa7ASM8sEd_NrVW48LuAa3vCrssfrmSQIwuEOQ0FC4Znoj_HHqA_c1Bi8ks7NWQefNqb8wJgDo0XDbSPUGod9b6AdVxz3s8wswDyMWyaC_KKJBch2ha7y2n2DDkRCXIXE5kQJOlssA62L5pgOlmchkBtuBo7edUWmHSyLgvSpNMXo9_s12qeGORHE0x4ZCqJ2RJqClDFnKkQI4OritiMyfGAwXrane0yOvFfgxzmv0_BV43qXfMkNkvSR4.2U7bo9usZw3n3WkX1r92JOzwYY2X79tLMMzIDsRjcG0KC9aLGdjMOxy0FYE_GG1KXwCB4oxvwaU_5eTR8SO0hn7w5GyHsfzjadmTc_R6Mw0gD8GTB8NaL6lCsw3kWI.jtFBc6aNiU97.sf91oDr2DLJ70gAaFvY7mgysI9KtrqFbFTgNTzP0WT2urDtF1nJmYFn5lF7d9.Ecq3_z6iT._rovMAUA.fHfREFXwATP88DyYv3fqnAa5g0_mSuDSp8I6xlOFL6hzQ6WslGn8k6k.70NTPjJTEE8QyO4kjlkP5rrZWpP97ZCbiVytbxVx5WfgKhwv3v6F8Ku0eqh_4O08xn_3idp5lUgZ1VN.L_lut7UUHCEqIp_RNmhjFN1_FvziCDzVPv9a_3otSTrfTVLn086iSjLIr3k0RG678Dr_4C.427Msry4soedXGDLatwwppKCuOPn3CaFyr1_YWTcGVMaY1oG8VNsiMqKtOF8yHfp6cGx8HcdIVCo4R_3GW55xSPIqgcO0OKJM9CEkhaBrr6cUS.w5vYCpxNUFk_uLRa70e7NNkjsowbU9QI6Z_sy5ADi79mBgBqPl8WUUvWyOhlmaQRZ2RSPAaQILhSviS0o.nywmKgR_efGFqNqDyQLSlyd1vnZyM7pxTGSVucIfdtBdVxVpLH2p_eCjlNk29qgWU58Hp29512oyMIaupLMru2MrucBwciqj8l_oLiIt8lNPBWouldV8KdT2aXfaD00apuStlXdsuzeUa6xzXMPHTy3MAMpXNg3ywH0MzGwd7d_9nvcyLKwnYtkujI_95CGyKpdhWUkb_QdxPUqdzgWGJm0RiE7bjLmZI6GV.nxjdGvdfeXaIXwPCWIfdYCA3fw4S6jTLhfl.wjr3hF3mbXsj3y0nlGS.PLX7bJUKXftawNXokShLrxHBo0MZMmEL4AgTRB.1m2Z89.XJwPjGC5w18uoHrCeO0EtBuCaYsxNgASSUmFeTesU4RdsQ_7Xd2.Uk0bMnZitxIti_8WsxH0PTXC.GKe_XbMdn0qOdKUwRk4rW3m.lTqK80SbibNfFzqc3D7ViV4Z1fftM8MI.DE3tFk9DJ620TQAkvZghqV8i_ioIsrbE9XlkoKyBhLVXpBkzqXPv7bedUUz8bQ.zVldWCg",mdrd: "7Ab5aHyNyBvWEHeorz7zU.0HDETTpjhhbaV6cak7c44-1739179673-1.2.1.1-_ziSnmh8K0pVfDnFgGFxtnrshfhouySHp3kIdMq_NLgdVNe4CbR9gVYFLo_mZ9OEdGYX6saI65i..KCpmFbbcmSVACq2SfooAgBM2QCYX4r9nwmHRT92FLFvVx5Tt_3Lt4krn5x13BXZcv2Fxl1Oq_9JAIR3Y3XlzGDvZ.Wu2t4g21XAH6rMpxUo7.lvkaG4tvHn_KwpWTYYDFzRQP3j4GI3enpYoW.O5SFdMB6V21AnVEpCIWQkpRdeFZyI8dbBEJojXQ_oTHHIeq7zzDRS2R.uWVDfV9Mdex3QGxPq1fa4p793bViz_GVwd30ZyB9WscPjKkGjnFiSHVnb9BNU3i3HIjEjkcVSdUQMpc13qy_T4H3OJ4q0I73FdqFMjb2qFWWW..DhiXIZRAZpY9Ip5iZjqcDHcpntcoPwjxU5bm0WJycv4PmVe4_G18vUoupG.pYvIFpZAdcmUDzpf3RmyMOTxb3aHPCqujL2YfiJbipGKmZ2yTgVzdsMr_xwGjY8BPVvhM2Lcq_ijEa._VMM_GstI67qt5_SCqUgf03VhuVfsRxo7fyyVz2x88o_DixB6DOtzWTPqPxii4tAV_yJ4V8ItgO2B989JqmOIQ4EEgScUkt24oKWWhBfIfnY2vk6DciZ4AWYwzhd3_ETQKCiF7B3bl9epXAOlMTyXODDo0pb0_5f69nyQ7QVCA5ScZ717o2zZk7cBU25HHmgHa4bqES8B5P_zrVmX8asFiN3I7mi7koCMUV7O4d_68ro.DXGva9N0IWAKJVdTkfIkAp0qI9g1WDxO9paqlgKNEm.XdxTaj0uQ5qTFjANfIV4wccO7Xp0nfVp1cKwEFNnZZyvDNOcXqm8B6bQ7b937iBLFXiJYapdJBUV09jD1cjJejIMKNdYdsY9xFpMbe2RsEVvJYqvaB4mNpMB65JW6BREYLc98kYiPhLHTJmEeXGpaU8N4Bro2WomXgLGD9h.NnT6FiVpQ3Dt63GpEPsvlBftTWRmVMUhpNhLetVxa1_Mz6F3pqF00zWVScNKfKy7myySUOe8Ah.1ELstYX6fMvGr_PZJL6om0P5POIIgr47CUo2aDJ0oOhGRURFfw3tf717d2_HaeP6HsplKZ7rxkLPdB8ktYxPYOtVwxXK1gNxli9vPd3x6GjZ3u8YygriUALxGGEtxbrs3M6dI3DPIcLk5p6788xKFSGMYlLR0IZTFhohn2yxmyF_xksVbeDbzLe8IlCWocWoO2bqLzWXFrTUZtw3liSfDAD3slJh9YYlRHwqgtX7DWrRKteI1pD7iISXSuxVhkcg2I6MnfjGQAGJkuAhKz66NpCqwPxHKaK73Ud_bTEDtDexPm70LmEUD.D0OtCKR57GlUNAzar7sYmCFBIGSXAj4fCRzv67J5IFQXhbAWmqmIp3o.wiVdTTbZT2UJYIOx7k9Q4SCt4g7A.ZbodDJhStsxrBEIXWlNdihR2Motwv.t177NokHALMK6xwp.S.vce7l1a3lo0eutsBv7DzVAZXN4gVgiCOhcY8LGy2E1oXx6fTRFxn7XTDYFmCdgPgdR4tnJ7Uw2AHJBWOuYqt8dlIcV1e9xoEdVx6d203BqKMxLi8zXHAcLgWnMCpSCD8dDaZC3KrzVWRZAkigJq6zymXxRmi73C.ekqCjIrzzd4SDib01aSeRyV_we3IFA_1FsasKZ2UMeh.bXdT0kaJEyo6KeiDHA70zr3VGBbXVZCQJfeRHZr4bwU9zi9FZegNxY_NEj2HHEPPIJGurz_jNdv1F4ZX1_bX44xATN7gOs_nIWzPJlSxL1Q5YzGB_pYiiUyfI5jhZtlYYGEaTV84"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb10de0eae1fee';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\/8230195674?__cf_chl_rt_tk=KjT3ZlCI8hcWJfVyBe6fE0aZkRBp6MECoZzwt1rTG8I-1739179673-1.0.1.1-4Jd5hisjnItDB2thjA8gA0csL9dIi_FNamoB5L4NDlU" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda