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-063112172968.mit-edu.top/post/5093286714

  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-063112172968.mit-edu.top",cType: 'managed',cRay: '91105447a9e339a3',cH: 'DJ8_2jR3swujQX80JHAWGdGknxTDl6nUI2Rd7V0RFLE-1739402635-1.2.1.1-1orIs73gD7Vpx6C2vJ5Tsi1w9PT4S2HAhaDX9Q04k9lNq5ZVZpvdYr5IyEywhPL8',cUPMDTk: "\/post\/5093286714?__cf_chl_tk=fXTm9HP8HKD8_e_iMJrLtebHvbFugCW4zGMcitbHrQ0-1739402635-1.0.1.1-zOokwnHGNub6.P85YFkb4GL2xsx0OjSSzuoLCdEwm2k",cFPWv: 'b',cITimeS: '1739402635',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5093286714?__cf_chl_f_tk=fXTm9HP8HKD8_e_iMJrLtebHvbFugCW4zGMcitbHrQ0-1739402635-1.0.1.1-zOokwnHGNub6.P85YFkb4GL2xsx0OjSSzuoLCdEwm2k",md: "f_ILZ6lx61ouSHokxvERDDued1dg0uV1HFLCwTJKUms-1739402635-1.2.1.1-1hfTydcv6iC431jQlqN8w.giSA1rTt9BGADL48ALHagmtNTv2IF0nTDaRr4GmW4wYkfR4j0XCW0OYUHfeWF3bldma4h9paV9dy.AP81QQvyu4CP45nI_CGk0bbjdpioCvCav5_ek7XBYZPq1z9REFCjzaxM1o8t2tNS9iqaTzAu7XdvcdTXbNdYYOt0H.JSMQc15lxp.yuyIke48KdRk2mGDAnfxy.STJLFP8WjDkC.hJgvDOqa1CdzVNu_7sG0OchrP5Dt2jVHyMFzYeejZDWf33.VDsTBzCiz5db2FLkEPScYBhRaVrc6roEIpFgtz1JXQla6cjoMPlcMbcrP90iouNbnRCG_c8T.kKwRzZFUoUD6VyJsUzj77BJ01JtNCERvF4BXBHkmACeb_2YD8tPiClWyKUxqb8txE8RN64161cwZ2T0czYuRcWJuJsOVLJi.RIUwqk489BKSZ5uanZqk7u28FRFLyKf8DuWhv4P6edlmKW8uOKp4hQwUSzrUZmPmgNJfBl3iZy2b8neHeoFuGgpjGTe48Snv2Wz8MlsNYJ42K_ntYDwMxcm86isK74TG73Ibl5Ff6YhHiYBzDDcX6KenNfF6KcS0t0yO_mF798k78AzffUwaV7Xom08riSiEZw1FxUY22lQUR664Tf0mPYnGB1nr3iX4bYnLjmSFJaUf_onwAAKhGix8zTx.Dicj2wtRLHJStkX6f_QmYFXETJgdu_1WElNqXTjSE5OZxduKv6r0Ybhw3Q2XY.6S37R5ryqUrDYVXVFB8BKuY5PG0pLEGdYRgoEJEbMlgxRwBqsgVX3hiN2_vLwdZ.VqGQhsM4JUjC7c0nEMtXRRfqgXm1PwWixHdHzmsYr3l9WCPJQvO9J61p1zyDE8wuX50JNUtHgYho2BeJoFuZg_AxHZRX63uBGcPkLSwFannEcYHigLHyVBoa3D5j9GHLys9LhUyZanC71W1Lku6XXLmSuSZgssrwnxNttFrPbzkehJmt39yYcNTOQ30Ba7nJJmTVz44agU3ukGr8lNlKux72cT57khajmjOjWkAtK0RKLraoXs9CKIny.fA8ov3ucjldFLeodHQJmriVFOVOVIGfIWErbxLe9nKwl.6bVdInp5rKDkH7oH0jo3RoUPb0ciNE4xWlvUHRdUungIexaxPX_P3x9Uj6qejZQVnBHNFj0UKuRzHBSaFgfOgwAe1suJboad8A8uSWhQ.MVjzIO_n0hGczOd3hiZLQQM8mofa79UGT7jQhwQKMt0J1KIH49XE7gkPQVa1xZoDOoBETF5KAHOIg_Dm11bzzBenVLtjF8MIkT44qZPoDyMT20x3s5bWYY13plmr23MZ.MfAECYqrqqOAOklir4E58ErMTketaaNOPmjIb7igJPvOpf4gMH7QYy0x.t30eSftmHieUpsNa.SFPv.BfI7UdLvSeFsUQKHdRYFgKJt84IIx8oU7AYmnBjpYBg44oR3a6nqtUYUVPHOJqZ0hpzekYhb_0RTeJQ5uXsrO.xYpjus6_Judc3wRIQPMGVhHL5mJ46cdz7_29kiwk6NaVF8KgLAwnMzjbpCGyqDpQtiLV2pzacaWyOzVq8k0ug72ugg7u2HqXJVdzaFnlbBYwxmwQ6hwmx5HTlwfawt076832BsR.yNYAi3inXFpNXA8.5ZaNRm4AtlwpHc6jBizGzr.eT7hkAxua3DQI1V1uCRgsJ52vN4ha004Tx3B_Kyaeg357StM1ObFzipM0YeohRpTFL8cxnT6yU26ilhKierLyW8J.0ZXpjTnvNRA0BeOSiPs4jvXWOc1DEczQ1V7z7bVN2w4vMN3SjAWLZMbEX_oLDhr2HmrGgExHSA6JVTcc.7HXZuzb7NZpiQgmX8KohQ1D63iOqdAmq9JkHSpiNoW2Cn_cCZoxzU9lYbmkWjPogTVFPb._Lmjz6Oh63Emwz.7cRgX0qnij1tLH.X3to59N5seUT9dgOdRd1MTlKGjIYajp7Pbk1LRwLVXPQJ8M_ShKKYQQTANWgxowZWIfyx26epPKSR0Qk4i2DMMlB6jU.J4IuOIiitmwaJs_2tSxNIl_MqJrKXnqr50pksYZ5vAnXhB_HIRvtE4LwLmtDDSIt37bS9odvVXEDTHcSMglwSkbE8ELOrnYk845KJ0TEWbgcXhFnnt83fIIP4iszzAPVDytmjjNMxcCVNAO3fRF_NA.JDw2HKV4zl6dOaepqpqPX2ou16U4jF",mdrd: "TgLGgxU1PyCt7YLtJw973BDXHamTYrNqRMsTlEswLn8-1739402635-1.2.1.1-9eoIs44i4jgFO7LKn8y5Pjx0e6KIqoqj5sRCH6FkcoWKbdbxEmAaKOfbVaSzsCM4L85KFhhi9E4VH5G_u43tsAmS8Hk5Hwx6ZQoy2rcsf2sWvaV0ExgzoQaHqhnggOL6of0Q6ShhHgVoILANorlNz9cb9ORx8FVCdJRiU8ZawsUjdtMeGKB3J_hvQ99Nf3l5YhQJjUUYkdt5gyUp.2KB3SZhJ7jKq8NbIhGFMlVTs1y4_NFCOp3ju2Lmg_OqjjcaZFy3ujOc1tQUMieZfCYrdiubEwbqLWolR0oJaKQN4TXlnX9VjQqC6ltNLVBVMYG3lhPKlZS873GaoJRyAuo6pO0ujYmQF71Ym8A0.9Y5WdIv7v8JFQAFFx.qQrelHh.h7Ss7fF6n0qSRY.ARg.wfBxJx_8WgdtZelZLdJTwRKn_r0Njjb6WLGPKDEcIyK14AyavLEEVwQabgU9K6iVm0_AG4g6eEGOGxEdS3RLQPiSUlk3dwXanpigz86mckxwEj9EGs_Mf4rK9h7PqQ1jR9SoeoE9Pcn_BxcUnw0PbbfeMc_yh_fh21KyHNV_RKw3ILXPoYXievtO8D3egTTg1GtnXmRVxBxLzaaO1YvZ3_rwIMSGVvfHlOHBiuMBY_R1pfPl9S0nOMV6msSbgHDamDue4SLc3dvQYhkgtV8voLqx1MW3EPXD9TyRq9ev6RgXc9yZ.EBGB6nEsfVkalT48weTHMNx.eWPkrnWKDrH2X0jfL9mOwbgaFdbxEC0fp.MmQ.jKGbAcwrKGAScaS8pzERv4q9_8dVI20zXTlxNvw67Ur035gQVJDo7Z2sEW6tRaEH5F7hoYZ7UPXZ44foU1.INww_B_oowWIKY7A6Q690EhwJiopNJoIKR2e4ljbhpui44CAW7XHnan1UF9u4gPhrXFLPVj0uObQbL_kkga1OhM3QTunfK2pbVFh2AIAoFgw3O5.mTR4uRVchlzCnRbOjUZpSN.4KnLYC53Z6L1jzsdoWN91dYFxBUYE5gnDVH6wOtES3lg1DMmmZ5yHt2bWmBjHkMJAL6M6UrQfJPBn9Wol_Ojwpgb9v8JOtzyPnx.4d_8XdRScjj3Q2u8_kQMqSerb3KrygcPN3cpfq7jA8c1IJPJYf8yh1Q2WsH4s3KXJAlJuZBpCHUYW4GcoYWa7Chc3Fb06yy15Bstso08wLz70iMk_GoHOTqHYRIKDNhoXDNm0y82tTEwwmW0yXnDT4g7Gbd47aXwAmNqy8HsaeVn8EiIB5G2dJtRVu6M6ZoB58DpYLGEtQ2Cd9MCo6gGagKMtsXD2iDPTMHOBDJiBblMVHm2ByujKozTUHKTcSu7blcdSyOdLCxh1oQUhmZ.buw9Xbl1Zvyep5NqlfYPb2bs3icnKi6RFPxv0FU83dWiBf9cjMHaDZXyYgKfDL9ZotTC6FQ5EYg4ptwSz8Ae2EbjsrHytRqlWZsf8eeWZXPwpHWtNI8H9FLnGBjFe1T4POFhB5BV7QxyKE..GT2z9vvyHFRrerBxKb7LwVZohzZ_shJTWCaqPPaIsjjzsNbkJ53_I0mvR8h9nVUJv08KstvqzkYDeJzgq6KqE8pQek.KZ8LYl9L1HPUK.f7nb3OphjXvaSiZLyNwAa06Xnitr0ljDrqkIhrsuz3N0SBmqG06DTHXSVzSmoKQjm4tqKg_c54NB8oaU45B1.vlQcn1KlWY4c.fM459.urrvlJadi4fwboc5lu__dz0tuMGJ97RYJL.v9ZutTFY5E9SvJjf5GnNzQC2zUFaBqoIYbYBa.cpRLz_NxSJSt4naerw2IjcGNWltVV0Yiw_jfxOV5bt5KJ4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91105447a9e339a3';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\/5093286714?__cf_chl_rt_tk=fXTm9HP8HKD8_e_iMJrLtebHvbFugCW4zGMcitbHrQ0-1739402635-1.0.1.1-zOokwnHGNub6.P85YFkb4GL2xsx0OjSSzuoLCdEwm2k" + 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