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Il mio dominio ha smesso di risolversi correttamente: l’hostname al momento non viene tradotto in indirizzo IP, nonostante non abbia toccato né la zona DNS né le impostazioni del server. Per sicurezza ho già svuotato la cache DNS lato client, ma il problema persiste. Ho accesso completo al mio server, quindi posso fornirti credenziali SSH o pannello di controllo (cPanel/plesk) e qualsiasi log necessario. Mi aspetto che tu analizzi la zona tramite strumenti come dig, nslookup o whois, verifichi eventuali errori di configurazione (record A, AAAA, CNAME, SOA, propagazione, glue record) e, se serve, intervenga direttamente sul file di zona o sul registrar per ripristinare la corretta risoluzione. Considero il lavoro concluso quando: • l’hostname torna a risolversi da più location (test dig + traceroute) • il sito è nuovamente raggiungibile via browser senza errori Indicami pure eventuali step di sicurezza o best practice da implementare per evitare che il disservizio si ripeta.
Project ID: 40735091
37 proposals
Remote project
Active 4 days ago
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37 freelancers are bidding on average €25 EUR for this job

Salve, Ho 10 anni di esperienza nella gestione DNS e nella configurazione di server. Mi propongo di risolvere tempestivamente il problema relativo al vostro hostname e ai DNS. Avendo accesso completo al server, analizzerò le configurazioni attuali utilizzando strumenti come dig e nslookup. Individuerò e correggerò eventuali errori di configurazione nei record DNS. Garantisco la risoluzione completa del problema una volta che l'hostname sarà correttamente risolto a livello globale e il sito risulterà accessibile. Suggerirò inoltre misure di sicurezza per prevenire problemi futuri. Cordiali saluti, VishnuLal NB
€30 EUR in 2 days
7.7
7.7

A sudden resolution failure without server or zone modifications usually points to an upstream registrar hold, broken nameserver delegation, DNSSEC validation failure, or missing glue records. ✅ Trace the full DNS resolution chain using dig, whois, and nslookup to pinpoint whether the drop is at the registrar, SOA, or local daemon level ✅ Inspect BIND/named services and zone files in your control panel (cPanel/Plesk) to correct record formatting, TTLs, and authoritative replies ✅ Full backup of the current DNS zone file taken prior to edits, followed by multi-location propagation and traceroute validation ✅ 10+ years production experience | 400+ completed projects | 320+ five-star reviews ✅ Microsoft® Certified: MCSA | MCSE | MCT & cPanel Certified (CWSA-2) Are your nameservers managed on the server itself via custom glue records (ns1/ns2), or are you utilizing external nameservers provided by your domain registrar? I can deliver this in 1 day(s) for 30 EUR and can jump on it right now.
€30 EUR in 1 day
7.0
7.0

Salve, posso risolvere i problemi di risoluzione del dominio, aggiornare correttamente i record DNS e configurare adeguatamente il sito web. Ho 12 anni di esperienza nel settore web hosting e posso iniziare subito.
€40 EUR in 1 day
7.0
7.0

Hello! I'll connect via SSH or cPanel/Plesk to run dig, nslookup, and whois on your zone, check A, AAAA, CNAME, SOA, and glue records for misconfiguration, correct the zone file or registrar settings as needed, and confirm resolution from multiple locations with dig and traceroute before final browser testing. I'll also flag hardening steps to prevent recurrence. Ready to start whenever you are.
€25 EUR in 1 day
6.1
6.1

Se hai già svuotato la cache locale e non hai toccato né la zona né il server, il problema non è lato client ma qualcosa cambiato a monte: un disallineamento tra gli NS delegati presso il registrar e quelli effettivamente serviti dal tuo server autoritativo, oppure un malfunzionamento puntuale del name server nel rispondere a quel record da certi resolver. Per prima cosa lancio dig +trace da più punti e confronto gli NS delegati con il SOA reale, oltre a controllare lo storico del serial per capire se c'è stato un cambio recente non manuale (rinnovo automatico del dominio, pannello del registrar, ecc). Questo isola la causa in meno di un'ora. Se la causa è nella zona o nella configurazione del server, la correggo e la verifico con dig e traceroute da più location, più il caricamento reale via browser, dentro questo stesso budget. Se invece il disallineamento è lato registrar (delega NS, glue record, o qualcosa toccato in un pannello diverso da quello della zona), questo richiede un intervento su quell'account specifico e te lo segnalo appena confermato, prima di darlo per incluso. Una domanda concreta: c'è stato qualche cambio recente nel pannello del registrar o un rinnovo del dominio negli ultimi giorni, anche se non nella zona DNS? Chiudo con le raccomandazioni di sicurezza che hai chiesto: monitoraggio dei cambi NS/SOA e alert su propagazione anomala, così che non si ripeta senza che tu te ne accorga.
€19 EUR in 1 day
5.7
5.7

Hello, I'm Denis, a full-stack developer experienced in resolving DNS and server infrastructure issues. I've handled similar cases where records appeared correct but required deeper investigation across nameservers and propagation chains. I understand your situation. Your domain stopped resolving despite no recent changes, and clearing the cache didn't help. This typically indicates zone configuration issues, nameserver propagation delays, glue record misconfiguration, or registrar-level problems. Here's my approach: I'll run diagnostics using dig and nslookup from multiple locations to pinpoint the exact failure and identify which nameserver is returning incorrect or missing records. Then I'll examine your zone file through your control panel, checking A, AAAA, CNAME, and SOA records for syntax errors. I'll verify glue records if you're using custom nameservers and check propagation status across global DNS resolvers. If the zone looks correct, I'll investigate the registrar side to ensure nameserver delegation is properly configured. DNS failures often hide at the nameserver delegation layer. Even if your zone file is perfect, if the registrar isn't pointing to the correct nameservers or glue records are missing, resolution fails everywhere. I'll verify this entire chain. Once working, I'll review your DNS setup for security hardening and document the configuration to prevent future issues. I can start right away. Let's discuss the details. Thanks, Denis.
€8 EUR in 1 day
4.9
4.9

Hello, I’m an IT expert with over 20 years of experience in the industry. I hold certifications as a Cisco Certified Networking Professional (300-100 and 300-115), Linux Certified Professional (LPI 101, 102, 103), Red Hat Certified System Administrator, VMware Certified Professional (versions 4, 5, and 5.5), as well as being a Microsoft System Administrator/Engineer from 2003 to 2022 and AZ104
€30 EUR in 1 day
3.9
3.9

Hello, I can diagnose why your domain stopped resolving and restore it by analyzing the DNS zone configuration, checking for propagation issues, and fixing any misconfigured records without touching your server unnecessarily. I worked through a similar DNS resolution issue for a hosting client where the SOA record had an incorrect nameserver reference, which I caught using dig and nslookup queries across multiple resolvers—the fix took about an hour once I identified the root cause. I'd start by querying your DNS records from multiple locations to pinpoint where the chain breaks, then review your zone file and registrar settings for inconsistencies in A records, CNAME entries, or glue records. This approach isolates the problem quickly and avoids unnecessary server changes. Getting your domain resolving again means your site becomes accessible again, which stops any impact on your visitors or email delivery. After we restore resolution, I'll document what caused the issue and walk you through preventive steps like monitoring your DNS propagation regularly and setting up alerts for unexpected changes. This way you'll catch similar problems early. If you're ready to move forward, send over your SSH credentials or control panel access and I'll start the diagnosis right away. Thanks, Lazar.
€8 EUR in 1 day
3.4
3.4

Pronto per iniziare subito --- Risolverò questo problema del dominio che non punta all'IP. Dammi la possibilità di mostrarti un risultato al 100%. Grazie.
€18 EUR in 1 day
3.6
3.6

Hello, A hostname suddenly stopping resolution needs to be traced from the resolver back through the authoritative DNS, registrar, and server rather than simply changing records and hoping propagation fixes it. I can investigate the full DNS chain and identify exactly where resolution is failing. Once resolved, I’ll also explain the likely cause and recommend practical safeguards such as DNS change monitoring, registrar security/2FA, DNSSEC where appropriate, backups of the zone configuration, and keeping DNS management clearly documented. I can work through SSH or your hosting panel and will make changes only after identifying the cause. Kind regards, Golamrabbi Azad
€20 EUR in 7 days
3.5
3.5

Hello there, I understand that your domain is experiencing DNS resolution issues, with the hostname not translating to the correct IP address despite no changes to the DNS zone or server settings. I can analyze the zone using tools like dig, nslookup, or whois to identify any configuration errors and ensure proper resolution. With access to your server, I can address any necessary changes to the zone file or registrar settings. I will consider the task complete once the hostname resolves from multiple locations and the site is accessible error-free. Feel free to share any security steps or best practices for future prevention. Thanks, Manisha
€19 EUR in 1 day
2.5
2.5

Hi, I can trace the DNS failure from the registrar delegation through the authoritative nameservers to the hostname records, checking A/AAAA/CNAME, SOA, glue and DNSSEC consistency. I will first inspect public resolution, preserve the existing zone and make only the changes needed to restore service, keeping mail records intact. Afterward I will compare multiple independent resolvers and test the site in a browser, then provide a concise cause/fix note and prevention checklist. The EUR 30 quote covers one domain’s DNS diagnosis and correction; propagation timing depends on existing TTLs. What is the affected hostname, and who currently hosts its authoritative DNS?
€30 EUR in 1 day
2.2
2.2

⚡ I JUST COMPLETED A SIMILAR PROJECT. I have just handled a DNS resolution issue where the hostname was not translating to an IP address despite no changes to the settings. You want your hostname to resolve correctly from multiple locations, ensuring your site is accessible again. I will analyze the DNS zone with tools like dig and nslookup, checking for common configuration errors. Often, glue records are overlooked but can be crucial for resolution. I will keep the process clear and smooth, providing updates and guidance throughout. MESSAGE ME, I WILL KEEP THIS SIMPLE. Regards, Stefan.
€23 EUR in 7 days
1.6
1.6

Ho risolto disservizi DNS su server Linux e cPanel/Plesk, ripristinando record autorevoli e raggiungibilità web. Per questo progetto, la chiave è individuare dove si interrompe la catena di delega DNS, perché una zona apparentemente corretta può non essere interrogata dai nameserver autorevoli. Verificherò registrar, glue record, NS, SOA e record A/AAAA/CNAME con dig, nslookup e whois da resolver e location differenti. Correggerò direttamente zona o configurazione del registrar, mantenendo una copia delle impostazioni esistenti. Confermerò il ripristino con query autorevoli, traceroute e test browser. Ti lascerò anche indicazioni concrete su monitoraggio e prevenzione. Grazie, Kittipong
€155 EUR in 5 days
0.0
0.0

Ciao, sono Muheebwa. Capisco che il tuo dominio ha smesso di risolversi correttamente, l'hostname non viene tradotto in IP, e non hai toccato né la zona DNS né le impostazioni del server, con cache lato client già svuotata e accesso completo a SSH o pannello cPanel o Plesk. Il mio approccio sarebbe di partire da dig e whois per verificare deleghe e nameserver, controllare la zona e il SOA sul server, verificare i glue record al registrar, correggere il punto esatto che ha ceduto, e poi testare da più località con dig e traceroute confermando che il sito è raggiungibile senza errori. Ti lascio anche una breve nota su best practice come TTL sensato, monitoraggio della risoluzione e allarmi sui cambi di zona, così il problema non si ripete. Puoi condividere il dominio e confermare se la zona è gestita dal server o dal registrar? Resto in attesa di un tuo riscontro.
€50 EUR in 2 days
0.0
0.0

Hi, quando un dominio smette di risolversi senza modifiche apparenti, bisogna individuare il punto esatto del guasto, non limitarsi a svuotare la cache. Analizzerei la risoluzione con dig, nslookup e whois, verificando record A/AAAA/CNAME, SOA, nameserver autoritativi, glue record e propagazione. Con accesso SSH o al pannello, controllerei anche la configurazione DNS e i log, applicando solo le modifiche necessarie e mantenendo un backup della zona. Verificherei poi la risoluzione da resolver differenti e l’accessibilità del sito via browser, con un breve riepilogo e consigli per prevenire ricadute. Qual è il dominio interessato e chi gestisce i nameserver: registrar, Cloudflare o hosting? Il problema riguarda anche il record www?
€19 EUR in 7 days
0.0
0.0

Hello progettinavigaz1, Posso risolvere rapidamente il problema di risoluzione DNS del tuo dominio. Analizzerò i record (A, CNAME, SOA), i name server e lo stato del registrar per individuare l'anomalia. Eseguirò test di propagazione globale con dig e nslookup per garantire che l'hostname punti correttamente all'IP del server. Ho piena esperienza con SSH, cPanel, Plesk e file di zona. Il lavoro sarà completato solo quando il sito sarà raggiungibile ovunque. Regards, MD. SHAJAHAN
€30 EUR in 7 days
0.0
0.0

Since clearing the local DNS cache did not resolve the issue, I’ll start by checking domain delegation and authoritative nameserver responses to identify the cause before changing records. I have the DNS, Linux, cPanel/Plesk and hosting administration skills needed to diagnose and restore your domain. Using dig and nslookup, I’ll inspect NS delegation, A/AAAA/CNAME records, SOA, relevant glue records and DNSSEC consistency, along with domain status and DNS service availability. Before making changes, I’ll back up the current configuration. I’ll correct the issue at the authoritative DNS provider, server or registrar as appropriate, preserving email records and other services. I’ll verify resolution from multiple networks/resolvers, use traceroute where useful, and check browser access, HTTPS and redirects. You’ll receive a concise summary of the cause, changes made and practical measures to prevent recurrence. I expect to complete the repair within one day of receiving access. Any additional waiting caused by DNS caching, TTLs or provider intervention will be documented. Send the affected domain and hosting details so I can begin diagnosis and restore access.
€8 EUR in 1 day
0.0
0.0

Systems Admin/Linux/DNS/Troubleshooting/Network Administrator I can manage above things as mentioned.
€24 EUR in 7 days
0.0
0.0

YOU ONLY NEED ONE DEVELOPER WHO GETS IT RIGHT THE FIRST TIME. HERE'S WHY I'M THAT DEVELOPER. I recently helped a client resolve critical DNS issues, restoring their website's functionality efficiently and effectively. I'd love to do the same for you and ensure your hostname resolves correctly, enabling seamless access to your site. My focus will be on analyzing the DNS zone and identifying configuration errors, ensuring your site is reachable from multiple locations without any errors. I have extensive experience with DNS management and troubleshooting, and we have 75+ 5-star reviews on similar projects and rank in the top 1% among 75 million users. I'd love to chat about your project! The worst that can happen is you walk away with a free consultation. Regards, Aydon.
€15 EUR in 7 days
0.0
0.0

Rome, Italy
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