express-scripts.net - dns.ninja
express-scripts.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=1781311643 | ||||||
Same first word
Similar names
DNS History
7 records (2 active, 5 former)
●NSns.cigna.com2026-03-16 → 2026-06-13 · 3 obs
● 2026-03-16 14:23:08
● 2026-06-13 00:48:12
○NSns01.medco.com2015-07-15 → 2016-07-20 · 4 obs
● 2016-07-20 10:31:06
○ 2017-03-28 18:42:08
○ 2026-06-13 00:48:12
○NSns02.medco.com2015-07-15 → 2016-07-20 · 4 obs
● 2016-07-20 10:31:06
○ 2017-03-28 18:42:08
○ 2026-06-13 00:48:12
○NSns03.medco.com2015-07-15 → 2016-07-20 · 4 obs
● 2016-07-20 10:31:06
○ 2017-03-28 18:42:08
○ 2026-06-13 00:48:12
○NSns04.express-scripts.com2017-03-28 → 2017-03-28 · 4 obs
● 2017-03-28 18:42:08
○ 2026-03-16 14:23:08
○ 2026-06-13 00:48:12
○NSns05.express-scripts.com2017-03-28 → 2017-03-28 · 4 obs
● 2017-03-28 18:42:08
○ 2026-03-16 14:23:08
○ 2026-06-13 00:48:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net... | - |
| express-scripts.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 express-scripts.net (unsigned zone)
⏱️ Timing
Total: 1174ms | 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
Two name servers handle the delegation for express-scripts.net: ns2.cigna.com and ns.cigna.com.
express-scripts.net shares its NS records with other domains, for example medcodrugs.cc, cignadental.com, medicalguidelinesinstitute.com and two others.
At least some of express-scripts.net's name servers are shared with other domains, for example xn--cignahelthcare-1p8g.com, xn--cignahealthcar-t26g.com, www-thecignagroup.com and two more.
These name servers tend to be used in conjunction with the name servers dns-publicprimary-wdc.sys.cigna.com.
Each of ns2.cigna.com and ns.cigna.com has one IP address: ns2.cigna.com uses 170.48.24.5 and ns.cigna.com uses 170.48.11.4.