{"id":12217,"date":"2025-07-15T01:01:17","date_gmt":"2025-07-14T16:01:17","guid":{"rendered":"https:\/\/m365jp.net\/?p=12217"},"modified":"2025-07-15T01:01:33","modified_gmt":"2025-07-14T16:01:33","slug":"servicedegradation-ex1115062-exchange-online-organizations-that-leverage-proofpoint-may-be-unable-to-send-exchange-online-email-messages","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2025-07-15-servicedegradation-ex1115062-exchange-online-organizations-that-leverage-proofpoint-may-be-unable-to-send-exchange-online-email-messages","title":{"rendered":"[serviceDegradation] EX1115062 | Exchange Online | Organizations that leverage Proofpoint may be unable to send Exchange Online email messages"},"content":{"rendered":"
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EX1115062 | Exchange Online | Organizations that leverage Proofpoint may be unable to send Exchange Online email messages<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceDegradation<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers are unable to send Exchange Online email messages.<\/td>\n<\/tr>\n
Last Updated<\/th>\n07\/14\/2025 15:55:08<\/td>\n<\/tr>\n
Start Time<\/th>\n07\/14\/2025 14:13:32<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Organizations that leverage Proofpoint may be unable to send Exchange Online email messages<\/p>\n

User impact: Users are unable to send Exchange Online email messages.<\/p>\n

More info: Users may see email deferrals with Reason: [{LED=450 4.4.312 DNS query failed [Message=ServerFailure] key for validation pphosted.com. is marked as invalid because of a previous signature crypto failed<\/p>\n

Proofpoint are providing updates here: proofpoint.my.site.com\/community\/s\/proofpoint-current-incidents<\/a><\/p>\n

Current status: After investigating, we\u2019ve confirmed that the Microsoft-managed environment is healthy and performing as expected. We\u2019re leaving this communication open for an extended period of time, and directing organizations to contact Proofpoint should they require further assistance. The \u2018More info\u2019 section provides a link to where Proofpoint are providing updates on their investigation.<\/p>\n

Scope of impact: Impact is limited to organizations that leverage Proofpoint.<\/p>\n

Next update by: Monday, July 14, 2025, at 10:00 PM UTC<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb: Proofpoint \u3092\u6d3b\u7528\u3057\u3066\u3044\u308b\u7d44\u7e54\u306f\u3001Exchange Online \u306e\u96fb\u5b50\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059<\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff: \u30e6\u30fc\u30b6\u30fc\u306f Exchange Online \u306e\u96fb\u5b50\u30e1\u30fc\u30eb \u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n

\u8a73\u7d30\u60c5\u5831: \u30e6\u30fc\u30b6\u30fc\u306b\u306f\u3001\u7406\u7531: [{LED=450 4.4.312 DNS query failed [Message=ServerFailure] key for validation \u306e pphosted.com. is marked as invalid due of previous signature crypto failed \u3068\u3044\u3046\u30e1\u30fc\u30eb\u306e\u9045\u5ef6\u304c\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u30d7\u30eb\u30fc\u30d5\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u3053\u3061\u3089\u3067\u6700\u65b0\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059 proofpoint.my.site.com\/community\/s\/proofpoint-current-incidents<\/a><\/p>\n

\u73fe\u5728\u306e\u72b6\u614b: \u8abf\u67fb\u306e\u7d50\u679c\u3001Microsoft \u304c\u7ba1\u7406\u3059\u308b\u74b0\u5883\u306f\u6b63\u5e38\u3067\u3001\u671f\u5f85\u3069\u304a\u308a\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u9577\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u516c\u958b\u3057\u3001\u3055\u3089\u306b\u30b5\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u306a\u5834\u5408\u306fProofpoint\u306b\u9023\u7d61\u3059\u308b\u3088\u3046\u7d44\u7e54\u306b\u6307\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u300c\u8a73\u7d30\u60c5\u5831\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u306f\u3001Proofpoint\u304c\u8abf\u67fb\u306b\u95a2\u3059\u308b\u6700\u65b0\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u5834\u6240\u3078\u306e\u30ea\u30f3\u30af\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u5f71\u97ff\u7bc4\u56f2: \u5f71\u97ff\u306f\u3001\u30d7\u30eb\u30fc\u30d5\u30dd\u30a4\u30f3\u30c8\u3092\u6d3b\u7528\u3059\u308b\u7d44\u7e54\u306b\u9650\u5b9a\u3055\u308c\u307e\u3059\u3002<\/p>\n

\u6b21\u306e\u66f4\u65b0\u65b9\u6cd5: 2025\u5e747\u670814\u65e5(\u6708)\u5348\u5f8c10:00 UTC<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

EX1115062 | Exchange Online | Organizations that leverage Proofpoint may be unable to send Exchange Online ema […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-12217","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/12217","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/comments?post=12217"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/12217\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=12217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=12217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=12217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}