expressscripts-us.net - robtex.com
expressscripts-us.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.cigna.com ⭐ | ||||||
| A | 170.48.24.5🇺🇸 AS13348170.48.24.0/24 | ||||||
| PTR | ns2.cigna.com | ||||||
| NS | ns.cigna.com | ||||||
| A | 170.48.11.4🇺🇸 AS11406170.48.11.0/24 | ||||||
| PTR | ns.cigna.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns.cigna.comdnsdhcpipam@cigna.com serial=104 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291465 | ||||||
Same first word
expressscripts-us.net |
DNS History
2 records (2 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | e.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net... | - |
| expressscripts-us.net | ns2.cigna.com, ns.cigna.com | - |
✅ Authoritative Response
Server:170.48.11.4
NS records: ns2.cigna.com, ns.cigna.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for expressscripts-us.net (unsigned zone)
⏱️ Timing
Total: 1310ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.cigna.com, ns2.cigna.com |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns.cigna.com dnsdhcpipam.cigna.com |
Analysis
Name Servers
expressscripts-us.net is delegated to two name servers ns2.cigna.com and ns.cigna.com.
expressscripts-us.net shares the same name server setup as other domains, for instance cignaevernorth.com, medicaredadvisor.net, medicarepartdadvisor.info, centralfillprescription.com and onsitehealthchattanooga.com.
expressscripts-us.net at least partially shares name servers with other domains, for instance cignahealthcars.com, citnahealthcare.com, xn--cignahalthcar-n0bh.com, cignsahealthcare.com and evernorthcareproviders.com.
these name servers are commonly used alongside dns-publicprimary-wdc.sys.cigna.com.
Host names with one IP number:
ns2.cigna.com points to 170.48.24.5
ns.cigna.com points to 170.48.11.4