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-1723045869.mit-edu.top/post/4328975061

  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-1723045869.mit-edu.top",cType: 'managed',cRay: '91105a808d519c5a',cH: 'fGM_tfH94OhP2gNXYmHa0mAHEqsK_6VeFGUuv.j6iag-1739402890-1.2.1.1-jQUkj_betl8EEqK8SEjygsg2aCc.eLMTzE99v3SEbCP7a7cEPlh5UPavkC4bAxAR',cUPMDTk: "\/post\/4328975061?__cf_chl_tk=Z4q8Vs7hdUTnFdt0KCWMZU0Z_lOKfBYgi_5r4jXMlEU-1739402890-1.0.1.1-Sip7PbLnx.hYRkkICzfbBXrQ0bhO_KLuaeYRu3sXGX8",cFPWv: 'b',cITimeS: '1739402890',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4328975061?__cf_chl_f_tk=Z4q8Vs7hdUTnFdt0KCWMZU0Z_lOKfBYgi_5r4jXMlEU-1739402890-1.0.1.1-Sip7PbLnx.hYRkkICzfbBXrQ0bhO_KLuaeYRu3sXGX8",md: "Q2yrtErjSrIbBKAogkXzAB_69Pd3q6tyyTmGb4gh0Ic-1739402890-1.2.1.1-VZXPUhu.5PfBX2Y5z8Mukt.kxsrlJUo1YGvPiNb7VD018F7AvBaFu6ZXB1F4xmOL9aZyCbjSyyFREh88n2N5okIHtFHmXVAMRQzAjmixvwTWtxCu.WrijONrTTpdgSw_T9FMGkMzPoupC3n8BvynexwN_Str9XyfyL063Na3VHenw1G4Oz6En8DoxZHHC9HYga2Rktw1uMp0qLKGLXDotgLIEz5.1OuL3XZcQGEUgQn6rb6U4SEVlSZClnGJTyUpblfvJ4_MSM3OfxFYF3xYdB6C23YZOX.A9U9lAa6C.xLSOKAGgdwrRbu.Un6RKeyKfPRbaeTOZ.D2bmVAXmYzYstWyeNYR9QFNloEWHc2sBsKFHKoE7NePBh3Cg1yC1bJhC.lf9ScDAds2waeDPu7QAOm6HhqK2VmdIygwE5uoX4hq5PQGESfFJdI76u3FkHq0wFgo7TOUI3ULpiAKauhIgr5NklVRKA5oJi3BqyXyatbr08Q9vSdVDdb9K6B7DvD.4UtGZ8qNibSUIplHlIP4PCc2eb3vYAMe19ZotDX0EIa054hQfEQptZrUM2Jn87TRgeG9HfySW8wWq3NX08mdsAfVLDBSSCNu8iZBmQe_FAqTFJl4FtNzYviZ2wKfVOwvR4xau5pQ6zJmVAO6yDXkByk5.Ct106dwk7f._zHvPpmgTZThx54fdQRG56WkpaOy8BVPvkDLktcqPK_nG2Dp_0GwjvDCNFbZzmIgVqbAop8Gjsvz2R4YvK9bVu6CUp0PGlVskHo5D3i5WOv9swFv1cDfHmGIMLOsnkzt89MFEuxoBcFOPeGND1ksJtEPxkLgZceBX5MAdmMO2a5ocfshBMrpIyaJFBgYizXx0.ZIWgV_CJEApvFS070hzagw_BIS9GVyPKtBT80K_K3_QV1W0o9ApBuO_pkCYBquxsxVt1FuCRx_2q3mWG9Bmq62DrXzB1hqHIaZhmkg6j4VfTf_xYhfcKsa.r4bzz7sBz5QPT3Jo5aG80Akh7mNdUB6ZGmW.XPUvVGsJYRQQEMSvBZ_S8Zdq4vVDfyv82cNfXAC5.ludv7tpN2c0Pksb7nQ_1Z0ORaEWWRDhg7Rnft6hxASFj8Wd7Qdaf3yo1sMPyWFAfOmcsu72BnSyXeI96pmEepljZlBIbaEm5x_BtROqdxHCUKDqI7.7LBQfRE9svRQZRXgI_HvPxG_3TkaeuJ6Eym3P2BKS2moOvqTiB1SIaolQIfWA2blHDu7Cv8pPsABciaTThqWs9sETYr5iCVxhdqttGPnAj43YZLJLsSQYac_kqh9oHyh9z7QS7lzjlvhVzDTfiWXGYGjcc_R1vjEUYtdi8OFQDHgwBlbAf6toT2rTEtkJayqd2SUOBMT4FguTtcNCY2cQhklvibFMklQ0dBCJD.vbkS6IMB4S7.tDI1Xzb0HmvbVTWZ0RVHcWQFEHp1De3jdJBIfWERqllLs73LF_YNPOWi7cTzjaR8IMvAT4kdYY4ySGLW3Tx6Sq.oGjeJTfcWAn1HEQXJ0f3_e0xwWaW594Rb.MwuJuPv5lPX4Fp9zBZc5QcvRnPhVMV6j4VKhfKnUmnBBKYEmIPpvXdvLbIVY0qN9TXwM_0HgYfG581PCNkTXsySmMHGJ7Q64YaJIVlmv.L1JEqzTtgJhBNMxkj_8QrYG6551cttZ_G0y1Df.Ii_eRSsiCIm0jw.vEF2Xb7rmDK4vYSUgIF1w6Y0nPiDIWnLh3dEcBaaqpa6ks2MVO3BZjCO7L6M1oRFIXfXnkNZpoKZxHxtlwnacigpm10IWRUCVM1eyglOrBhSxhzh6hUFBysma.tdP5MowsAV7hLaDRGejuaAKCsHCRKyPQ.Ty0EwuCa7gL5xBwxPe1eJiV9LVWVcSDv1jv50LlH2ntGfVvPkCuljWJA0FQwhUZX9f.d.fJIWx0jod1KrDgEsqTRnMtPzzQJXoXSgF_Wx65Ix3QUEmXpvXNjsXtvdPOPhxRL0rOGsNRrsm50wJUUWVolYbq_JczgN4LHMeamo_.DdDKChpK_Y9ecuk4dCaTPtXT7rgllrlHnmMsWVmltgezY3RhSlewT6l9YzV0OdXY8Zt7RohjSJyz44Rt.iHz0IgkmGPg2Ig_BGN4a7agrqG0c5QM4udn77iOCiWE2hVlhV8bgI2YCBF7m1ksJn8s1CAqLFFxk71sd3rbYPTxqp3tJFkdBTBmctb7P_rO5M7v_dH73gWCXQoVBvJXDd",mdrd: "89sD6ppkOpRU.IX7rsQPb4tEdg3Pa.dd_pyBE1.T.1M-1739402890-1.2.1.1-N4KwOdMLkQBG40UAk25B1LDvUwjWLRiywEiQs6OXXV8LHneA1M3s5Kr6MEjEv2iCIoDgstZ9dsJIVRJWgzNwH52piVxYi7W2Tbjkrgt98vltAy6EiuLrIdpZ7vMXY0cRcDrgZP8Hs_yqidz4O_u1jQIOUmapWCmkNAPPHay7jFedmM979FbPdjn2xQI4EUPQY_KMxOB_XHqirbl2aq74Fw6IXQ9Sn8VcfRRAhQpAT0gDXPKpSYNZ5lQEbJqkKUhWRtgy7wnS3SEMdRVA8wkh4VyK1jBUZ8.R_d6Hs13pIZEZ3Il2Zwe8z4gVuzFEdPETmWyAXLyNY.iA75WSBTb7ZhpM79Vt57Y0HRgVPS6J_2DooIzAukbfsz4zWe_4fwn0Dfoox9lK.gIdOmdbhJYDu8uYJv6ANeWYGLooWJjKMEYBDptRlKz.KkYYqQI_ZNN_LUjqVWHEC94iFUuMd62G5VHeIZNiwSi57Fr1wTYQADIGMphIeXM5KQF787jrWzcD2eZsAbc9iLyhLUc5Ll1SRroUtHyraQoKV2YwnDhwcvar1tlCSjSV4tFLLHJhsioSwRFGlzSbkc2Dj7pBvys8efFoPM6gu36keWz24ZF9XcwVr35eWCQ9G4WTKm6opMFTjY_8Qm6SRmdw3QJ1yNl8A85CAKBp_fWA4R3Guh4xShOUnvC8VfuSVGvhf349.1jiUucomcNiTxvf.Gup0SwPFkkhHnKEvitZU3wU5XS0LkUkYFntwQ_wUdxn41fkqCkzti.xkqjmltcewUhn8NE7UFo8m5HhRA19F58i_qPBvuAn.oz4ddJ25PGZQe08Kwu3hITocvl20tCDcqSd1ybsp4SVzSozj_2DoMRQddMmuq68Qwn7mc9mGQ43FmpEMBgpuVZ8_TBy13n0Fy4MVDQHQuLWGkxsERHRIbBcEFqrDCMnUQxRus3z_uryM2mcFa1_Nqwkl5FYZWj2DmtN1QA.al8OivYD.O_f2ZSoyOH.ZZHCJP_hf5uATcaYaVMqnxyWj8P3Tz1.IGeJaWKpy3HlqZi_eYA7umGEc3CZU8SNtHa8D3l9G_h11uRxefZtqehzYeBlM9ew3qMVBx9j7TXrYPEiv6d2NUI2xtJ_GAwtH2ExEH2CItlIyhmPNhs9048Ivz9ms3bfCcS5l_zEVJe8zRb7565pX3XBd0AKOVX_qQjs7H4OQDApBviRhU056heYsXTWvjig_CIo7OWsZlOkVPLSWLy6qsotaWHdiYdQM0SizDJclnYYTeJ18VTuXng._TCsvwyzaRM4NoLV_NpLhnpvy91kGqyBedAiS3OZm1oMeC0s23Hmyk43QyVkEy1oblAHAluUjlLbZjFvWvuzFQS3YG4OG2DYFmyya7Xo.Vn28jPEQ6BSIhs_If4jsQwPrALpCVwUqNqztD8y8XDypvrKekK8wAuXY4wpVit8_E4URQrox0aqJ7FkaBy1fw6R86TGgAds1D9rUicqqx7XuhMADeGcuhh6TMlLTI29e.ZvBCgcmn45Yv88AXwFee7G7ZTy185xY.gFwtL2ahnxaY3fAkbHUn_ILmMRQKdUDOXsQXafZVqE0M14lGPKsvrKfnUOgrDmwzaXJrmL3NnDa9Ucs9wSq9DkbMcn3UyEJfA63.TakmJ.yPboBIgwAE.EFcSH.6bdqTLV0Or0UBJ0Szi.fl1jq6MSjfvykHE__5OUaCAv9AcG2XGRbB9try_JitWSo2IVVtnICeLRx2ltOwxl1N6Hg06Q6FFS80WzEBixEfbLUZTBgqkAclZL92pCpUbhc.0Fh9dh7xKlnGwRPZxAb5ojwmeaYEOx_mNnKyk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91105a808d519c5a';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\/4328975061?__cf_chl_rt_tk=Z4q8Vs7hdUTnFdt0KCWMZU0Z_lOKfBYgi_5r4jXMlEU-1739402890-1.0.1.1-Sip7PbLnx.hYRkkICzfbBXrQ0bhO_KLuaeYRu3sXGX8" + 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