Domain > www.optum.sterlinghvac.com

More information on this domain is in AlienVault OTX

DNS Resolutions

Date	IP Address
2026-01-23	40.88.230.142 (ClassC)

Port 443

HTTP/1.1 403 ForbiddenDate: Sat, 26 Aug 2023 00:33:04 GMTContent-Type: text/htmlContent-Length: 1233Connection: keep-aliveServer: Microsoft-IIS/10.0X-Powered-By: ASP.NET

!DOCTYPE html PUBLIC -//W3C//DTD XHTML 1.0 Strict//EN http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd>html xmlnshttp://www.w3.org/1999/xhtml>head>meta http-equivContent-Type contenttext/html; charsetiso-8859-1/>title>403 - Forbidden: Access is denied./title>style typetext/css>!--body{margin:0;font-size:.7em;font-family:Verdana, Arial, Helvetica, sans-serif;background:#EEEEEE;}fieldset{padding:0 15px 10px 15px;} h1{font-size:2.4em;margin:0;color:#FFF;}h2{font-size:1.7em;margin:0;color:#CC0000;} h3{font-size:1.2em;margin:10px 0 0 0;color:#000000;} #header{width:96%;margin:0 0 0 0;padding:6px 2% 6px 2%;font-family:trebuchet MS, Verdana, sans-serif;color:#FFF;background-color:#555555;}#content{margin:0 0 0 2%;position:relative;}.content-container{background:#FFF;width:96%;margin-top:8px;padding:10px;position:relative;}-->/style>/head>body>div idheader>h1>Server Error/h1>/div>div idcontent> div classcontent-container>fieldset>  h2>403 - Forbidden: Access is denied./h2>  h3>You do not have permission to view this directory or page using the credentials that you supplied./h3> /fieldset>/div>/div>/body>/html>

Subdomains

Date	Domain	IP
www.trane.sterlinghvac.com	2025-05-25	40.88.230.142
www.traneoe.sterlinghvac.com	2025-05-23	40.88.230.142
www.optum.sterlinghvac.com	2026-01-23	40.88.230.142
www.specifier.sterlinghvac.com	2025-09-11	40.88.230.142
www.nexus.sterlinghvac.com	2025-07-04	40.88.230.142
www.sterlinghvac.com	2025-09-27	52.151.208.173

View on OTX | View on ThreatMiner

Data with thanks to AlienVault OTX, VirusTotal, Malwr and others. [Sitemap]

Domain > www.optum.sterlinghvac.com

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DNS Resolutions

Port 80

Port 443

Subdomains