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-affqmdgxv.mit-edu.top/post/9073562814

  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-affqmdgxv.mit-edu.top",cType: 'managed',cRay: '9109e7089c4dc956',cH: '54CrUch9K6w2mL12B7rM6o2G9tMZEBzreiAjHDL3sfk-1739335246-1.2.1.1-Z1uDmEHvxNxnSx9Nn6UDBoLYFRP.KuBUdKbhiK_QaNY5SH39rIh95dW2GkMqUpC9',cUPMDTk: "\/post\/9073562814?__cf_chl_tk=Nr1MDx7ulZFR.3hggVo6Y7VHPgB79pw03MgQ14KBmBk-1739335246-1.0.1.1-BjXctMyt8Zx9jaiM4fRc1vL3fNhsYUhTGTxvozsBLbQ",cFPWv: 'g',cITimeS: '1739335246',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9073562814?__cf_chl_f_tk=Nr1MDx7ulZFR.3hggVo6Y7VHPgB79pw03MgQ14KBmBk-1739335246-1.0.1.1-BjXctMyt8Zx9jaiM4fRc1vL3fNhsYUhTGTxvozsBLbQ",md: "lDh9sjDBdfo78Hsk2MADfwuFc4ki0u4R.SXIDLbgYVY-1739335246-1.2.1.1-vLP1dbJKc0iUwneM19GKJr0oVE0BwgKv6ptPClBTLc8PFyLgERG3o0YEIxlzUD1cMvcsHKr5EdpFf.FnIahjeCd4ZORYU_50JtpDq12JTMQeKN7sAN910ZZJ629bIxyzbSQbcJf1g7MVwRtNZRMETPXTwOHhe3RLjiSrn58WxjpkOby.X6cgsKsx5m0a4VNo65LL595dbtylkvZtzZPkee86dC7RkvKzIczI2.RLgrebos7vrs1YpGFjtk8orW7svNKrxJWnPUs1N0hUy_1ANJpKK7rsQzV0BTcn5.z3SowJjtHu.AOeH9yu8u.n9DaQOh1MYuXwa_2c8ooBDEP4dpT1GCkq3a0n2Rqh4GFNI.zdAMmhxDTgfpbdphchfk.QQrw4ChqjHgfWYY9Qtk.VA1jkalJqqCfNHsdVYeQV_ovAFayqgY7a_YqvhAM2OaC7A8Cv5syvHf6YkaGQQF8DyOiS_cHKg12JoFo6UGMRiQR6WDXkWYXW90hrAGkJecZVYaSg2gwwW9C.eHf0jOje2wLFyIt1tZ8ifEzdkpeB29pv8BWKbvPyeRIFVL1M0BHIkGfYG74psqx_0q2VohSGSxjBaWGZYq7bZGzEEEPL_B6mx087kLQX9BDMf5mzJ34kaqvss.3_eQzbbIprz42La3fvcq5MF_UAuo8DR9wTL.NZ7ZDpgFboAVpgVT2gPUixvbmNT259sFvnJU3daCU8v507BZ4d5KQNhhpzF6HLACdjXsPbrrdlfohIWxNwC.0vl.4nk6rlnByvZmyS5AQvHR03Q6gFEl5GEAa1cHyyN_eSUDqb3yZvSF87HZwnXkva2nShUiSSPneikOVV0mhVjjDXKi2CsZrT5E48jswqv0M.ppyJnoXltVqAVDM8AzLXjZECZKB_ZpLQts7YJCzB7zKSJRDBdI4vU_VBErnlVVTyB8TCBdaI5ujaPJ27K4HSWDw0sHDOKeem9K806r.oRKq7s.k7s.eYH5ofKB5ysZKpmkuUJz0x4uAy2x5D.lOrxwvX0hb29IVnlBSuU7CGNA4GsbWODnmkFH5fsvX0ALgepxVp1HoqD4gSg9jSYkcUZAdQ0vG4rcczpwc9YoQVYkBdXZqUlKM8Pc_0_QZYlrnABceVg7aFv0JV2TilDwoDyaMG2dOl0vDNFU5w1_wMIXmmFOBtSnxvXAxMM9Rk8ArOscYZsbKABXwtX7Qzcb4o9XsfZufEeAGN37tZN5dDUVmEoNwsByXSomOM20LtcSCscYqxxy6.ojatPEm7g5oK6NUpqzGFguONZtdutXBBQSzf0GGWGgmmAjM2FSqgmqO2XNRVOo9aGH01qOJiWnu_h3q4YvnL1WuFinKnxfczMAZeEBBVFDMit63Qrr_supNxXACdH_M94dKCk.Ra_HlQJQbWGQFKy66kYdxZ07RyKMCTT__0pbbVVWuWd.RU1EFXSAh1nk3M5_Nvl5UlPmREXWk6cjuOztMzOhm9jetdnsOCScrq40A0lR5PamJyBpQIfXymkMOeQkmiLhvTQgFlrSN64B5mguLO6i_U_Yo4JjjFSU2lOQ0NJT1NibkgUkGYXiNNLZqj9msHHV60L7AoTfs_pmOjAMNk2RroBvWSDHmzO1luFgjQcheg07F1rkAwoAzYgQV0DShxPBPRtaEVXkZocYdnihKdgjai.LFmvSgVi6EHyrwc6lYBzYVXU5O6aHf5ZIlw62uDvnmSUFZh6F069s9yNw.YNwlXaTQVXlojIUXsKZnlSNxMm6OlMm04MHS6gUuMvmMcxpWYcARGznwKbOgAuF2m3YE5OLAOWuKECgid2waiuu0XIp2Uzp24P4JE_vh3PsOQYjns4jHQiEKCEDBpHnhr9s5QwLxdx_LE53LNui0JR8YTMWSbU0.07r0fkFeMjUBK_jZ773pfFXrTOYBL583pX8eqocg0GbYwsRZLTYGSEYM56fib_4QtgKdcaXDfyYqPHJZdJ18CS0r0f4Ca4I1ZzZV0TX8oBjp2vvsEXaIHx__Xm6oB2mHI7J2kajfgQRgpyEWf_ZszbTOP_fzDFfyzsPJkXIvWkVnoDVYBHoYjDaPDceWehfq.J80X1IPEk6na9QOZZi4OC3Kaw.M7Tul0RE4MsaHI4ETaiZ0NIv7yiRUMA43XZTAyL2avrvnTYb5w9H8qS.VT4hIkrj1dhBIoN6UO2tYidfbz2YUWeqYPAFjXmH_Bd6qdvg2Qf5qmNuWxo1985Om_",mdrd: "q6gc8KMHNkYVLUzbjKxYYU2CKC8TNzv1hI06NtAqdp4-1739335246-1.2.1.1-bjDK9wZpIYFpeht38KDWApVSGbEGuIcU8l_OtFB6JiEi7VI2zj4ZoqV6cbEtPETZqJYH00tMWnKWUub5nJAvqrqGCVpFrnWYPBhvPdf79YqvOT8ujl5kOdBTA1D2YXee_Tqi0vvxzIJAg3rBkj5IhzyLLdjMCQhQNwCpzI3y1O2I8GTlitVvkC9fFD.uMUlnKdlfmFywOfMfnW0eWGVJiWxtkm3ZAfg9MaopoeIxw.9QmexzYtMNK6uRscsD1nZcj5hlBOuhiO2CEQSMpOw11T3qe110E5KZ9X.RziayejnZ6phSP4pyTWI92aPexBpQRcfzt3ZLhARqki_lRTjQZyhG50SiNY49CYt5VOuJ6BB__hP4g14wM9F3szigJ5hmGCOMTBzOSbK9sSWkWv5KI6i2XHqfDxDUaF89Y4WTGErkFHSdSPkrZw8H6y_izwF5_ZyVCrDHteYvjMkc.VlrgP59.cQ7Dri9lW_NwDYjIaphMMMvWr45u2ryFG7HXuUtefSZHriITYuTAJ.P2FZFPbVrgJQSy2AACl1FmHjdZSH6lv8gO4TQWoTBBw3mDYqD5mrI2llohzd83vkRd99A80NjUeo5Ha5Y5Z96vkUCBBtpnlKpoM7plQl4hZZnzDCZkn1INQAObK8n3CyTQLBJAYhyZM1hWwp6m.yC8gDacREwmfql0EQ6Mx9cLQqKtZIaiI7LneMyACUj0yU4lLJ.OgpBB_Lfp814H19tP4MVvdaOK02hr8zaebFM_IqKeacnXRGQetQyVRwR3zsaujEaPstAMkDHVZMs.olZe2r9JHfk3cmk0qCbWCib.ZC9AbxPEC_Fcp2JTVtF_AT2GAvE4W1zpqodAyOH37duDmFmBrcwZ6wicsaxC7Z2Tl8liPTrYOxQXw4mHUjZLkx.gq1T_aN52G0W87Vm4y4_QZ2ABTWQHAYsxLgWNsZ2nzQJesdOn0NJc7yNFvfAIt2p4r.0j9pMOS1cAoz2WmKEu5z0XzUzaJm6yknyLp7TbuyTgFb_ndpwhir9pakOI1QD5N3v3laBRbVHgZ4UNctfaV1ESXNZ_PeKDXoNNlG5Pa4O8w5a30hbDlFxvAu9EVTlNr_2wvVekoH2jyS03fT80KBNJox32ux0OC7cYeB32Ca_DRFZUyeDTt5J7yVROLhtTLRiCg0MmhkHm_pOnqEBMKBNrA_iZpWwYt7nOf7vB_HoOFq_7v3OKKDNtT2BsbWpfwGuI13orilkS8yth.sv71JmSv47ibPFtPqzxBfrqw1G8387U8kLFkcDjcfJpB_WzTSyABM2nYTnBxyMUaxwKZelW.I5VbC3GRP216e5jiuBivaSgMxcOM0S3sbQJVFU35rsQoxMNRh11xCdnrplZaXNgvfgO_ldxcykqbv1Qnagy3xbcs985sfivFNllej3ir1QTryMbcBaOvp4AAw9vtYBBvtCNnZlSdSAgqthBVCXmZT0fDEOP4JwFe0tx8vrc34xMUir62eDDIlJvdZRQ89NTbEdzC3ldSfrn8UK2mZNk8TUpZOz0DJy9mZO18lOck0TMkfFDy2AFU3r1j9Zl_gG7Q8ocP.8X0BdXf9.TzqVK1dODbU5IuZOwKPrdMrZerg1DxlG0vjODQEIl6Rvo3YS9wmb.hl3JtwylyIollz11jUYUfAl8wpvX1wDL2cxNnkOLS_K8gr1gEPEuPJE7SB0bmjRw0ADdSgIdQyRKbPUX8_.X02_xo_9k2Z4rXHp1xwOQMsZliHjQtl70q816m3YKz97lesY1mxQBTdrxohPaf5F9qbcFrKOJzQrJXvMq2hg99GyOyOfN78jRY1CdESIiRc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9109e7089c4dc956';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\/9073562814?__cf_chl_rt_tk=Nr1MDx7ulZFR.3hggVo6Y7VHPgB79pw03MgQ14KBmBk-1739335246-1.0.1.1-BjXctMyt8Zx9jaiM4fRc1vL3fNhsYUhTGTxvozsBLbQ" + 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