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-136998339314.mit-edu.top/post/1650987324

  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-136998339314.mit-edu.top",cType: 'managed',cRay: '90f9f53a7c81172d',cH: 'Fqo1NNIX1ylUjgedQyP61ePhORH6RVXP6cZNTBUfxMY-1739168055-1.2.1.1-Vu67neFDb15WZYggyURARqZ3I_XfpIJNsAxblVRVePBEEpG.YGn9EH9Lalg2xNp4',cUPMDTk: "\/post\/1650987324?__cf_chl_tk=zFIWX3DfJy2veo04uEjSF4b7Z2RtwTIVvLQ2YiN7AZY-1739168055-1.0.1.1-eKZBvnquELCOTr_Wf.5dyNiu.TbN7.id2m3FkrjSJlw",cFPWv: 'g',cITimeS: '1739168055',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1650987324?__cf_chl_f_tk=zFIWX3DfJy2veo04uEjSF4b7Z2RtwTIVvLQ2YiN7AZY-1739168055-1.0.1.1-eKZBvnquELCOTr_Wf.5dyNiu.TbN7.id2m3FkrjSJlw",md: "Tc7GhOVU5xsRJYT39ldb5Khu5dcJ3UJwW7yGKFlp6HM-1739168055-1.2.1.1-ncvWe_bewGfUaMHq58tvY5JfIhbChMWbz39Za2psxSHYLJs659BKOQBx4ZUKQVD2HbU5EM4Qn22GOOFKmP5jmdCB8wo7FjZI60aAUNOt3ENiRXuMBNnJGTRcThMhrg5xcUn3_OIJgvwgbrn__5ctj4VN1soec8IM_ZsmlsV4m2DKqHORAZSRgFArGaRb.0nrZuvGm9SHLzVvdXC7bndbecZL0wf9gVwrtUU6ui5KoslMSN_K9EYKHy6uxZD88xn7mOB90xsbf4XB.ZTdpvU_EIXUdICm1B.lSL4tiSWVJ42rSPZhXTOIiWThMVZVR_lMktB6kO5s3k53Zmc4jbJXGkkNWxcEArVryANRt.9P6hV.9CS3C76HflJDus9tiefToWJElN6r0IFcn0W0RqDicW9vrn2l6ZSR92Zwza2RM_aoUBvUERjPkFQz6Ew98W7zlNC7jb1YY.txhf.3UoOWc.3zME_fseqXMsPmoHCskTBEPalOGJl.SS4rt79gNy_sGBwsjDMHumFMB4ANLx_F4cTbsngrULeegAY6hUZ1AWxT6FcL.1Rx3GESDP2vfSPROxreSBhrHGMM6ixek21LRgJXsgQ7DMkZ9m6cjKG4nxWZE8iXXHGLu5bRZH6DsdCnN6Uytae.FMpoOvKmX5eGzniUzL3GrHJu1ejIVZ02xzgKJwlYh4Nn_JUEHFqVoMA9w6M3qRHZeP2BTj5QZ.n2zQQDQnwaSB5wbGEx9Ij9NmtKec9WXHvmMZVIuyzV8DQPotyu.wRwk3JV2E5P3p.E90qQiXKavCy3LT3k4AKfdFRJWv9Hl9kn9C5nbG2hBJQBtW5sK4MtibGIBeWbkCYFGnXGJw.m1WpRdvp9axq3wGvq0fzI7FJdXxb_w5g9q3sTycPR5ER.D9B_zmwdWMbErbZhDbG2ljXd7155iSHGB1yeqfBnWlnJGJQTu27OsvhYkfeHxN0JNb3ADtuTBdRl7PecfyPPDcNQZ9iHvNzH6mZh1xvEUOv854EHhqTkXhFrJtF5kqzy5bzwLkujQgMtRIgODMa7XD_Kp2tkqhB.nXlpnZaNbEG517ONs999MJxfuM6XUsiuiv5F5eoh1WIrsyufpVRI4Pald5ttFQjRgkLlPqO893jidImZC_WF5nPppgEf1uiBfnBG7B1cjeyatveR2zaoYr74zCe7TAYVOnwvzkLcM6jur6wK1uKIosZaFA6Rf4BqZALS7vmAuJpbRlbGnaMEnteXGMJkjhfIDPEt0jcwELw75FPO0MLpNr8QMeuIn6T2ais5IxGBh2FQg_jFX7TkVIq3iIBUIUFgCuCYSLJNPq8_RgvkDH_6uglq0iQQlgeV6iVod_jaN.KfiYrGndwJZXboVnnMpxTIWvsW3hyNgaCpvfKA82T9svNHwmw8qkw24HZ4Q9cLj4Dl_q5SI.B8QBaphR8r8sJoyl5DD2JCaMhDHuvgzDbBwqAeCr6g0JB8bLHs3hurX_F0iN.8.I3yo2vPYEuaXAA_SjtxRwQdUCDoUK2o_bNd1HE7ahZ.Ru_u1UaatH_uWa5jkkKFd9Nyvkr9D64ZxwE4FsKkYPXz.EUEA_Sj_Tz3av5z42QRrLA1L2DwFRilkKBdMNU8s7pGez.F2aHoqGoy6z0wlMvBICowlv4iyrWacLiFw4rISunBej0ksH5BBBeNA6ddZt.nbBPB8dMK4TXKM8MqNa7O9u0g9ckzunUjyos0RteZBgos_OSmCi9uql1IAq1NrA.ODSqtDUigNvisLC_GoqnlCeTr1bY7D4LVQfqA6Manlh5yC.9aWa96sDYzzEK89W0EfEsP1_gUWroDUa0rpr2cOxnK22Stabmi31xpyLefLEzbUYSZlwAY1.2RDwiEYy5RfmH6kxiJsLbiVntYKA5k9PPqHR9MjxOkb59MeYBW0WUrBL69JAWfigHVcixjQ30r323lgzchh3PsjrYgXOeeXaHWhv1RQoPPcQtF_LUQub0KhuLtRenUeHAobOMQLnKW7QKMJUzOetA2wmnokamTACz_1G6bKxOO3PHB6uCJbr4PD9SpXTIMYCT3ev9b7PDCh4.UNMot4qom4Pdtse4E1qVsgQraGPTc88HdyQ3BdIQRArJ.iiIyCr29zhbk3_Bx5ON.V8nwGf184.Mh9etRC2K_IjeVy4sq9fU5jeE8x84YVY9ihYPRUxPcX5tmHaozj2vvuVbYBiLXARpLh0SgtTbXsfGNGnlzX17z",mdrd: "bP2rIKKUol4j3Gj3lw5jFhhmqb6mwzV3kzHdvz7dgHY-1739168055-1.2.1.1-OOKzaMaHt7EiX88FVnx4bbAeO6T0CjjljsW7abyElUP_qf4bE0n4rLfDVkZ_XDGag8Ep_R6lRx7v1HK0Fyeb5KwbUIxhrLGeCkB7nNhN7whl9_d0YSKkTNNpPaxGuB14ssQQEIko96f4K946NgMrxPZaE0F9PevEjt57_4YwU2on3F9QLoUpEUMKOsZBx3toEjo_AtANodCTNRPyl8qUNy9nhrnfvDnn1q4W.w2jhXY5emb.8VoZU7hwl9_MqhydkfdUTk.8f8YWGUHBiZ_Zn1MYmLEvSDsX4ZQJ69ZKwNbcluvxohDrFEN4W3jD00jW8gim4nsnkOkb0bdPVRxSuU.uD_CLrinQFNJb7SfZmiHB.UdeLIBZKS0k.Cm5_L7qXAzpjuVsb892PAKr11nKf13EsbRfdplGm9IoPiJwEaPbjzicQAz0WkKfNsFKAUIwf7J8CJ9x9cZtaHulzxPzaojjy79f8mDjZcpaAyTvFwTJtLEP7qzWZGdzM_2aMCIMATz3U1P_C1AxS7Hf.KLOV4Jwzv6qeGpiR9vLBmievbsajPvi4rpoan9TQXlVCRU03Z.cz_AQy_uWAmyRD0AkrLKyVrDHA.4MpAiKRnQcmekluS.WlOH6yLK9rBnIP9LkXhVw.5LJFNYZFrZ714wc8OVj5m8Mx_7nxvQ1KH3SQ2UlxMm3MA0V._13CogIn.kH6lNreo.RHKoApNEsEyqXvonAXxKp6D0mGXvnk.4s2ATc1knK6DGabEUcSfmnMJNTHmOWzU4t.c2pQzSXuL2tET1wFs3eqMiAccOJjufbOKXDa68z.B.zLokTBESXYNuLdGLKaj69HZZZM9r80PxJv8M6u.L4ruYresIUszrQMNMXQpWr0Vb_bwHu5HqRr5TRmOGrTn_E9NV.kY5QndvmLLRkIPB6ezbQ_TkmJmKYQg14Gx86Tcssp4y5Rluy5IvHhzPJZln_6Hjp7OELSeg9DZVjKCIwx7uYVnbPTcuxCHGax32H912xEyJvoGkfAhzyv2nECkeoynhw62FePjOgijD5tk5bf9D7Is2Du1ySjg4_sWREza4XjY7NsPxLKeUxGRpVu69M227HVJqEgsmOxDtQ8qg0oqo_lwInVEmiJOE1O6vPPybkus7DEMnkICFeCLmAW0WH4Ai0hxsSZmrTY5sxk55ChY7yFTAt1JVjMlfJ6dDsIFwWJoetzW3TOlmuGAvgex9Atd9L4tOMBq9s8JwpkoHrthtInZnRIZC7NDJF0vevJwnMzmg06Q6ENVuv5uQy4UsbDgKUaUfpkWxZhR2nCWRDsAzDu6ArpDAMMBQwI8grIbOmM5vjxA2vvuMaeJfpT1pzxLceJzjMa2JBOt2GSEg3SXslajxAdeD0gpGt2lnBJx5SkIEIKBZszRfnw1TCfYnkq40xHOFvB396fSJEADOzJ4GoNU.T9VdfKTyPecYHScaMoXptC8gUQibWj6xVrK9.LE2cTjFqWwD9C_OCBWw6WdpCR7GRkRRQtgC9sEUEnIDSwgNjZ3TlOdl_RHYVI7p1pXmbz982NGJRjESWcEgE4HNC3jZz1PaJCzfq4D335ocb6aoZAIwZTsrvISX42VzzkoSF1dnmqAdtPzQP8iL6SgfLETZctFdW1G6lGlYpy9DRke8_hSEbHSrbBVzWR2GbsfPUbMAFJabP_mgP7__JQ.ydNk_hS4F5eWXLe6Y4tkJYtlSlzFIzMXQ9EmfRMUHjVGhEgJvzciFSDYoApcM_pDolsZO8pHQNIRdOJ2LwwQy08rBmv.V3442FtbA6VVS0B8SnQPBH4Np_IfU16nMPbX4ONsbGLme.0mI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f9f53a7c81172d';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\/1650987324?__cf_chl_rt_tk=zFIWX3DfJy2veo04uEjSF4b7Z2RtwTIVvLQ2YiN7AZY-1739168055-1.0.1.1-eKZBvnquELCOTr_Wf.5dyNiu.TbN7.id2m3FkrjSJlw" + 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