usclibraries.lib.usc.edu - robtex.com
usclibraries.lib.usc.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.181.10.43🇺🇸 AS4768.181.0.0/16 USCNET2 | ||||||
| PTR | usclibraries.usc.edu | ||||||
| PTR | usclibraries.lib.usc.edu | ||||||
| MX | feedback-smtp.us-west-2.amazonses.com ⭐ | ||||||
| A | 52.41.105.246🇺🇸 Amazon52.40.0.0/14 EC2 PDX prefix | ||||||
| PTR | ec2-52-41-105-246.us-west-2.compute.amazonaws.com | ||||||
| A | 54.69.9.226🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-9-226.us-west-2.compute.amazonaws.com | ||||||
| A | 54.200.242.74🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-200-242-74.us-west-2.compute.amazonaws.com | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
lib.usc.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.181.10.51🇺🇸 AS4768.181.0.0/16 USCNET2 | ||||||
| A | 68.181.10.52🇺🇸 AS4768.181.0.0/16 USCNET2 | ||||||
| NS | ns0037.secondary.cloudflare.com ⭐ | ||||||
| NS | ns0055.secondary.cloudflare.com | ||||||
| NS | ns0191.secondary.cloudflare.com | ||||||
| MX | mx0a-00164701.pphosted.com ⭐ | ||||||
| MX | mx0b-00164701.pphosted.com ⭐ | ||||||
| TXT | v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all | ||||||
| SOA | ns0037.secondary.cloudflare.comroot@usc.edu serial=703874508 | ||||||
WOT: SAFE (95/100)
PTR for
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| edu | a.edu-servers.net, e.edu-servers.net, j.edu-servers.net, i.edu-servers.net... | - |
| usc.edu | ns0037.secondary.cloudflare.com, ns0163.secondary.cloudflare.com | - |
| lib.usc.edu | ns0055.secondary.cloudflare.com, ns0191.secondary.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.32.56
NS records: ns0055.secondary.cloudflare.com, ns0191.secondary.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usc.edu (unsigned zone)
⏱️ Timing
Total: 402ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.181.10.43 |
| MX | 1 | feedback-smtp.us-west-2.amazonses.com (p |
| TXT | 1 | v=spf1 include:amazonses.com ~all |
Analysis
IP Addresses
usclibraries.lib.usc.edu points to a single IP address: 68.181.10.43.
Other host names, for instance usclibraries.usc.edu, share IP numbers with usclibraries.lib.usc.edu.
Mail Servers
The mail server for usclibraries.lib.usc.edu is feedback-smtp.us-west-2.amazonses.com.
usclibraries.lib.usc.edu uses the same mail server setup as other domains, for instance mail.scatch.info, bounces.mail-us.atlassian.net, mail.shipping-tech.com, www.zenitgames.com.br and www.sharevino.co.
usclibraries.lib.usc.edu shares at least some mail servers with other domains, for example mail.vensim.com, rheumatology.org.uk, surefit.jp, hamaraemail.com and haken.rikunabi.com.
These mail servers are commonly used together with the mail servers aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, inbound-smtp.us-west-2.amazonaws.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and aspmx2.googlemail.com.
feedback-smtp.us-west-2.amazonses.com points to IP numbers 52.41.105.246, 54.69.9.226 and 54.200.242.74.