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Nützlich nach Domain-Umzügen, DNS-Änderungen oder um deine E-Mail-Konfiguration dauerhaft korrekt zu halten.",[340,341,343],"h2",{"id":342},"was-wird-geprüft","Was wird geprüft?",[336,345,346],{},"LIVCK fragt den DNS-Server nach den Einträgen für deine Domain und meldet:",[348,349,350,358,364],"ul",{},[351,352,353,357],"li",{},[354,355,356],"strong",{},"Auflösbarkeit"," -- Antwortet der DNS-Server?",[351,359,360,363],{},[354,361,362],{},"Einträge"," -- IP-Adressen, Mailserver, Nameserver, etc.",[351,365,366,369],{},[354,367,368],{},"Antwortzeit"," -- Die DNS-Antwortzeit in Millisekunden",[336,371,372,373,377],{},"Anders als ein ",[374,375,376],"a",{"href":38},"HTTP-Check"," baut DNS keine Verbindung zum Zielserver auf – es wird nur der DNS-Eintrag selbst abgefragt.",[340,379,381],{"id":380},"wann-dns-checks-nutzen","Wann DNS-Checks nutzen?",[336,383,384],{},"Sinnvoll, um sicherzustellen, dass:",[348,386,387,394,401,407,414],{},[351,388,389,390,393],{},"Deine Domain nach einem ",[354,391,392],{},"Umzug"," auf die richtige IP zeigt",[351,395,396,397,400],{},"Deine ",[354,398,399],{},"MX-Records"," für den E-Mail-Empfang korrekt sind",[351,402,396,403,406],{},[354,404,405],{},"Nameserver"," erreichbar und richtig eingetragen sind",[351,408,409,410,413],{},"Ein ",[354,411,412],{},"CNAME-Eintrag"," auf das richtige Ziel zeigt",[351,415,409,416,419],{},[354,417,418],{},"TXT-Record"," (z.B. SPF, Domain-Verifizierung) vorhanden ist",[421,422,425],"callout",{"title":423,"type":424},"Praxis-Tipp","tip",[336,426,427],{},"DNS-Probleme sind eine häufige, schwer diagnostizierbare Ausfallursache. Ein DNS-Check warnt dich, bevor deine Kunden betroffen sind.",[340,429,431],{"id":430},"konfiguration","Konfiguration",[433,434,436],"h3",{"id":435},"domain","Domain",[336,438,439],{},"Die Domain, deren DNS-Einträge geprüft werden.",[336,441,442],{},[354,443,444],{},"Beispiele:",[348,446,447,453,458],{},[351,448,449],{},[450,451,452],"code",{},"example.com",[351,454,455],{},[450,456,457],{},"api.example.com",[351,459,460],{},[450,461,462],{},"mail.example.com",[433,464,466],{"id":465},"dns-record-typ","DNS Record-Typ",[468,469,470,486],"table",{},[471,472,473],"thead",{},[474,475,476,480,483],"tr",{},[477,478,479],"th",{},"Record-Typ",[477,481,482],{},"Beschreibung",[477,484,485],{},"Typischer Einsatz",[487,488,489,503,516,529,542,555],"tbody",{},[474,490,491,497,500],{},[492,493,494],"td",{},[354,495,496],{},"A",[492,498,499],{},"IPv4-Adresse der Domain",[492,501,502],{},"Website, Server",[474,504,505,510,513],{},[492,506,507],{},[354,508,509],{},"AAAA",[492,511,512],{},"IPv6-Adresse der Domain",[492,514,515],{},"Website, Server (IPv6)",[474,517,518,523,526],{},[492,519,520],{},[354,521,522],{},"MX",[492,524,525],{},"Mail-Exchange-Server",[492,527,528],{},"E-Mail-Empfang",[474,530,531,536,539],{},[492,532,533],{},[354,534,535],{},"CNAME",[492,537,538],{},"Alias auf eine andere Domain",[492,540,541],{},"Subdomains, CDN",[474,543,544,549,552],{},[492,545,546],{},[354,547,548],{},"TXT",[492,550,551],{},"Texteinträge",[492,553,554],{},"SPF, DKIM, Domain-Verifizierung",[474,556,557,562,565],{},[492,558,559],{},[354,560,561],{},"NS",[492,563,564],{},"Nameserver der Domain",[492,566,567],{},"DNS-Konfiguration",[421,569,572],{"title":570,"type":571},"Welchen Record-Typ wählen?","info",[336,573,574,575,578],{},"Im Zweifel mit einem ",[354,576,577],{},"A-Record"," beginnen – der grundlegendste Eintrag, der zeigt, ob deine Domain auf die richtige IP verweist.",[340,580,69],{"id":581},"bedingungen",[336,583,584],{},"Für DNS-Checks kannst du prüfen:",[348,586,587,592],{},[351,588,589,591],{},[354,590,368],{}," der Auflösung (in ms)",[351,593,594,597,598,601],{},[354,595,596],{},"Anzahl"," und ",[354,599,600],{},"Inhalt"," der aufgelösten Records -- je nach Record-Typ: IP-Adressen (A\u002FAAAA), Nameserver (NS), Mailserver (MX), CNAME-Ziel und TXT-Einträge",[336,603,604,605,607],{},"Beispiel: \"Anzahl MX-Einträge \u003C 1 → Offline\" oder \"IP-Adressen enthält nicht '93.184.216.34' → Offline\". Alle Felder und Operatoren unter ",[374,606,69],{"href":70},".",[340,609,611],{"id":610},"standard-verhalten","Standard-Verhalten",[336,613,614],{},"Ohne eigene Bedingungen gilt:",[348,616,617,623],{},[351,618,619,622],{},[354,620,621],{},"Passende Records aufgelöst"," = Online",[351,624,625,628],{},[354,626,627],{},"Keine passenden Records"," (z.B. 0 IP- oder MX-Einträge) oder Timeout = Offline",[340,630,632],{"id":631},"typische-anwendungsfälle","Typische Anwendungsfälle",[433,634,636],{"id":635},"a-record-prüfen-ip-adresse-verifizieren","A-Record prüfen (IP-Adresse verifizieren)",[336,638,639],{},"Sicherstellen, dass deine Domain auf die richtige IP zeigt – etwa nach einem Server-Umzug.",[348,641,642,649,654],{},[351,643,644,646,647],{},[354,645,436],{},": ",[450,648,452],{},[351,650,651,653],{},[354,652,479],{},": A",[351,655,656,659],{},[354,657,658],{},"Bedingung",": IP-Adressen enthält nicht \"93.184.216.34\" = Offline",[433,661,663],{"id":662},"mx-records-prüfen-e-mail-konfiguration","MX-Records prüfen (E-Mail-Konfiguration)",[348,665,666,672,677],{},[351,667,668,646,670],{},[354,669,436],{},[450,671,452],{},[351,673,674,676],{},[354,675,479],{},": MX",[351,678,679,681],{},[354,680,658],{},": Anzahl MX-Einträge \u003C 1 = Offline",[433,683,685],{"id":684},"nameserver-überwachen","Nameserver überwachen",[348,687,688,694,699],{},[351,689,690,646,692],{},[354,691,436],{},[450,693,452],{},[351,695,696,698],{},[354,697,479],{},": NS",[351,700,701,703],{},[354,702,658],{},": NS-Einträge enthält nicht \"ns1.example.com\" = Offline",[421,705,708],{"title":706,"type":707},"DNS-Propagation","warning",[336,709,710],{},"Nach DNS-Änderungen kann es bis zu 48 Stunden dauern, bis neue Einträge weltweit verfügbar sind. Hast du gerade einen Eintrag geändert, kann der Check vorübergehend noch den alten Wert sehen – das ist normal.",[340,712,714],{"id":713},"verfügbarkeit","Verfügbarkeit",[336,716,717,718,721],{},"DNS-Checks sind in ",[354,719,720],{},"allen Plänen"," verfügbar – auch im Free-Plan.",[340,723,725],{"id":724},"weiterführende-themen","Weiterführende Themen",[348,727,728,733,738,743,748],{},[351,729,730,732],{},[374,731,69],{"href":70}," -- Eigene Regeln für Online\u002FOffline\u002FBeeinträchtigt definieren",[351,734,735,737],{},[374,736,65],{"href":66}," -- Intervall, Timeout und Wiederholungen konfigurieren",[351,739,740,742],{},[374,741,53],{"href":54}," -- Zertifikate überwachen",[351,744,745,747],{},[374,746,28],{"href":29}," -- Services erstellen und verwalten",[351,749,750,752],{},[374,751,219],{"href":220}," -- Features und Limits vergleichen",{"title":754,"searchDepth":755,"depth":755,"links":756},"",3,[757,759,760,764,765,766,771,772],{"id":342,"depth":758,"text":343},2,{"id":380,"depth":758,"text":381},{"id":430,"depth":758,"text":431,"children":761},[762,763],{"id":435,"depth":755,"text":436},{"id":465,"depth":755,"text":466},{"id":581,"depth":758,"text":69},{"id":610,"depth":758,"text":611},{"id":631,"depth":758,"text":632,"children":767},[768,769,770],{"id":635,"depth":755,"text":636},{"id":662,"depth":755,"text":663},{"id":684,"depth":755,"text":685},{"id":713,"depth":758,"text":714},{"id":724,"depth":758,"text":725},"Überwache DNS-Auflösungen und Record-Typen.","md",{},null,{"title":45,"description":773},"tKoKtDSpWuH3_OlHsGbPNjElD_bp8eH0CsghKDvpxJA",1782020582100]