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-725443367723.mit-edu.top/post/2731086459

  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-725443367723.mit-edu.top",cType: 'managed',cRay: '9112ab150a00d6b1',cH: 'SjNgxP_f_UzciQkuaIA90b5wsNzy3WgLcU3bfjmpA8I-1739427162-1.2.1.1-SD7FjbL2GIsbt0PI1jAzfG8_qh6nCJ6pCdSxFKiuTetlHxn8YWFe017AtKF8uWpB',cUPMDTk: "\/post\/2731086459?__cf_chl_tk=qWX0qajBs84sHEQEwxCqSiNGKMtCm3ZKZ292NlXF2.U-1739427162-1.0.1.1-VZI6Yq9fjHfPB1EXHazgBToFZgzjFEVPzVrtRMpJWa0",cFPWv: 'b',cITimeS: '1739427162',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2731086459?__cf_chl_f_tk=qWX0qajBs84sHEQEwxCqSiNGKMtCm3ZKZ292NlXF2.U-1739427162-1.0.1.1-VZI6Yq9fjHfPB1EXHazgBToFZgzjFEVPzVrtRMpJWa0",md: "1D5JEYOt2Nqt3PreLYvCwFzI3GhesXLoPHU2W2dp20A-1739427162-1.2.1.1-qa3gPGlLrGwwGMVLST5Dj9m3ySB8Cod5xwEmAPW4bPOX9BZVWhOJh9597JfudFbHvnfgYe20TCPZsvRn79ISaeVXXbEDQzd3t68LMdpVQMs_PO.V0zbitKwghbf6VIyEPcOS0z9orhw7sBcGAdSzWyfyK8SNDndh.gjIqXFQ_U6cCR4qMYAQi9NtdRmBZVJrlXPC_ZRNax3PD1QFLpJmMl_03XPqSYTzv7PcDUnBa3yd1z1YMKRtDAFmRR16.eqii_0sJ2aqiYp7V8isXh_JQr52VgoSnWi4LKcJEH49KOc2E0jo37orbn7gVhdd9nIuWlOxKKA1d2pz53cqdD4olwnu4uMzmdkS09lXmtNIFgzQK_O.nsqClgxghtCZxdM7vAVx9B0aW7A9CXCXUCGMN5eSrBcfIN8t3co_Jqb5ubIvYQqd7hVszrSjNQJ3Y960MXaIICu0lv6h8V1PTU81xRVeWtyVsCIFfGXheKbCKDxCe53bEFdX3xwvyeibWErvChMzdTI8yrb4Vzo6lFLXsG.75jTovUCAL6r8wGFVJnFowqERkzPJknb6BUETw2fndwVx1SpwzRPG21llDGs_IbkgVw.TnQQB4f2SSIgtS0BQFtWfokh9inUu0NC7_zCiQS7rD07739Y87ywZvGdXDVYJsGfMFSw9cWaed7.kAN4nFTQXyMfsC8XPFhZNSlYjrqQB3EAqCpa0wtfHM9uVPpwDPaJtPgtgDIchSwLnEe5g.9zNphviqERBhJH4BidbF7vISgzopaeRC5F60StXiXdlBvo7ucx94WGbGac.Jh.bXJsRvzub9J_lq8STtJdR64eIMZY4prdSADssUqYEab1gDqRu9UFmvfjT0lv2wJFBGpsL2VwqbcIVfgZEtQxbKZcs_RJZFYcyss_Zu.mJN652UFBoeANCj02sfMN8mvoqvEDItyLhY9HFGmqUuJ45suzLSitqmCKhY0c2erWIFTcpWzt31F813eqhEEQabHqZf0MqW2bu2S8M9e6osVUrSN3rwe8vPQBzy36i3gslAGt1KHJyVWLhVkcUy4CVyUE0DaHPKPSzg2413kkRdeqp.JpF_ErXINCDa8.hiB9qfzSX3vvUFUfFDgBcBo67PbTXKLsqkiIQ1FW3fKK.bZjyKiMuV20QA3gNo8RDiRxB8HWbiKFxh_pse3nQKLKY_JKggH8PRLBNFmGcI0mv5r_8ixT8F3bjeHG1K5UxGFOE2GyCjlHSToVpDAwL4Ungtdis1gxPIwPWkGcTGa1NidTO3ej7LJH0hvQulB_AnLMASZ4yeaRTFm6YHd6gzO_2s49RD0ooiaag7CpBDAcpa0m0rEJ.syBcv1Nc66G_8UsSBOBqPh3A6388uldH_uIDoczO17d9KDbRMWWiQlK_uH_W1b.Lf6IWWbEtLoEklfWj4hmhrep1aOkFvm4ewXVuis0AzVCuh8yEUpdhUHBi1MD_Ai2JNk_GWLi8alv19VhLr48MxhG46mg3MFTkm.AMUNNNEUxSTeR0RMI6FuGzGFo5I1QIrt2ew4bQi5T46t07L2N6bu4cGZpclcKwXxHzkO3djSugqifW8JD9XGaObmljaP9dy_9yljP64BqTBRJMLJKb_qGJ_IiuClcpD_yL7tIWwI5LhzuzPJPAhPz4Tw0t5_5bdqwTNSqKlELt3RPIp4XGnau1OykO8x5v8gfj2W3ROvCbL7sJbDd85vs3EEz4PdAa_hzINCFqm2ClsFrD8RNkintt.ceLEyZ36d.6IKorVIQCJYWslKHg.WYSmohTr15eR1JjfTY_atF.Rg8Tui3UNQq2nnVXyivFdwRU2isYOArmPUxq4QXW9fxVl79mjMFG5CdQy9k5o9tActqx6l1c4WEPAypWDAuuoJqcv56o8MjWmfp0tFjCPQnfTMXiErMVlsB.Bck7Ext.qkseXQh0SiJGyQwaPjRxwOZARtZlEAyFo.emjTq6XG01752P_t1zMR_WQAahgw3vf7PU26d92Q_VKDrYKD7xSrx_KjX2AhNSEnNWQIjZ8PoU45JOmnA3xLdZ0cUXXdrAGK5vh3tfbKX2Piyp1AaPsowL8gq2cildC54qAnWjuFRQ4ayR4fpbgNZZZW_ysByUGfTZXf.Am.OqUKDCYvA4LvQ7HZtMEAaCr2KiaTQ_tZ2mYLNentv0TEKpG4jSOcpNEdZjcKm7zTYsiXG_8TRCuCkwOgbVE4G_FK9It3BHurXY0kQh",mdrd: "7HWbkFSSI9fW.X9Kgc25jDzD342sKaTVWhp_NLtvfHc-1739427162-1.2.1.1-dZmGGNlHLXptOIt8kK03RMR_6dlV3GwmCAYjgiCtm5OstyX_vN4DAxe1KQR8ijD5ti.JCL4rS18QOmMnuy_EqsfOwGdNqCjWYa3SfFrN6qzgzmtCSc5okQ8ZUds3uyHVcWhrd2YL4g0jmhq1_m0tHvIUr9UHQyvnAglRTtix3qNGcf69.P8byBW4P8clCisVHwCF24Ojc4O_ysKVhcxaxHlkFJUIM9oCRQPPULgT_TSjpnaNgQs8aRoTDrlCS1e6bS2jXksRpBaDhN9Hu56GcaG0wz1oTWbEjftEfxaOg4J8rLPotGvn_IdeEQ_1oAFPHa0xeARIKj1RbTyosk2UxuB48wweNqTZJ0bKyfa9LFSsF73108K7PMGDZxLKKnPptf9ZaqjXU3K7RkiJrbpa37HrVQyjvBVVEVSUymWQMQS.tXTrbgu5X8wSyIm5rHVrApPfshDFH26tAfDjlPq6HRERIH8HKeugblDaPU8yrt97.yrcDcDMom8O3TPm4Pcc3ApPCmKXqTl8nLVBBHPJ9S.feIw6wPpn2EtFxBIOwPeNJUuOJ_gfqjrm8W3.4.4QML7OQ_8zZqWq93au1l5dp4wMgX.6adGSdjDXCaqD_Aw.4bHbVsx7g_oSwAAXrH.otBmWZqJ_blkFC3Gi9A3zs2b57MAFqcqiyMavZCfaUnsXhWxCX2CI7xPpAw_B5lQQHbrgc2Jtr6NuQY8RLoeelij6Vx7WMekapA0_lAhzVT7Dmnn76ZpjpuQJR_U3VzQsm13MNn7DQ8Dq37FSRK0W2ucPvFyYmd16nWtwlx2lR6aSpYpRMGNs5nNsgNkctRMmJ_v.NqxiN.cYQy3VtLVpn0xMzVL2QAZ.BGeGBrzCG1U1t.eGdgJ_D1wJJOXvk1E8p5hhxe7VwEBR.TIuvetZdkdFoUqamiajKvQOD6zcirwn1i3IlllqUhMVG..5zBnC4qonvzkYnpEo_FFyTLGXDYQJos_yw55cRPvVQMMirL6BIanC0tJ5g_TobMuMPUR12S9LbxGxFxBoOP__I3edVhfq6w9zTI23.uiGNRmLnghAW.p2dxYh56aKVKLIR52DLxNIzkUU13sTTSytiJCBTDVGNQxZ1lYLNCf2CMGeR81SCYbkOXaCNrj_uI_LpB5OimQXIFzPkA7nTP_Fw2GN0L_1lFDBZXEZXywLu0SyLpPeIZINsh5I66hjImPfi1F790UVTbqTUKHNZd2vThDTBCAjfs2QaoaOuEKSSrUjulK080MPfE7i.b9ryxfiY2ds3bGnQs3uZgMb7nAKTOYGt2BLthC1ByVlIf2jR2r8ywCXwfR82N88ktstTT635niiq8Ulxp4RJznShYy2.tLe1.jsVl3TxvOXY0fZGLgmcAb51A_s27M98h8UYdVHOCKZwcHPnaD6FDiW76JW4y515zIqpjPUwRQiYAF5woCLEa1nN8A7Gvf9ozJUkFFiqK49dw.wLxUtrW5g9xpKrxVjawJITPOvmXP9lJlQ5pgwzKde0YsYWskow0M.1ASEwx7CdKKbms6OmKEw4t78LSCfioyXB3GdKlnm7oiBpszslV12fqFM7HQFqboeARl6VGlczeH9vZUXM9wlOAZ9GcR3MkoBY_DaqoABZ9zgw_A5axzVdONyNAG.gU92n2NHfRRdZXqUY8.Dh_CAgB2p7uW93Tleyw4tGugKnyAIdO0LLYm_l1gsWBQYhRXv6ex0g5B_JuZsYsxGu2.Q96HP3LunsfxU_wc4OhSrC1KiM.1psAEPoV1VGZA4nSBC.5cEZIGCzjDwTZAB1Tofk2z8lOWZRQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112ab150a00d6b1';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\/2731086459?__cf_chl_rt_tk=qWX0qajBs84sHEQEwxCqSiNGKMtCm3ZKZ292NlXF2.U-1739427162-1.0.1.1-VZI6Yq9fjHfPB1EXHazgBToFZgzjFEVPzVrtRMpJWa0" + 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