ROBTEX.COM - ussf342.upstreamsecurity.net
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ussf342.upstreamsecurity.net checked at 2025-12-08T21:59:01.602Z 2263ms 37/37/37 100% R:6 allDone:true timedOut:false ussf342.upstreamsecurity.net
| A | 50.145.4.34🇺🇸 COMCAST-IBONE | ||||||
| PTR | ussf34.upstreamsecurity.net | ||||||
upstreamsecurity.net
| NS | pdns13.domaincontrol.com | ||||||
| NS | pdns14.domaincontrol.com | ||||||
| MX | upstreamsecurity-net.mail.protection.outlook.com | ||||||
| A | 198.49.23.144🇺🇸 Squarespace-AS | ||||||
| A | 198.49.23.145🇺🇸 Squarespace-AS | ||||||
| A | 198.185.159.144🇺🇸 Squarespace-AS | ||||||
| A | 198.185.159.145🇺🇸 Squarespace-AS | ||||||
MX for
AI analysis
ussf342.upstreamsecurity.net serves as the mail server for mcvts.org, duarteusd.org, ccs.k12.in.us, chathamedc.org, chathamcountync.gov and a few other domains.
ussf34.upstreamsecurity.net, ussf542.upstreamsecurity.net and ussf54.upstreamsecurity.net are commonly used as mail servers together with ussf342.upstreamsecurity.net.
ussf342.upstreamsecurity.net points to a single IP number: 50.145.4.34.