`express-scriptsmedicare.co`

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.com`dnsdhcpipam@cigna.com serial=104

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759615358

Same first word

express-scriptsmedicare.co

express-scriptsmedicare.info

express-scriptsmedicare.ws

express-scriptsmedicare.net

express-scriptsmedicare.biz

express-scriptsmedicare.com

express-scriptsmedicare.org

DNS History

2 records (2 active, 0 former)

●NSns.cigna.com2026-03-16 → 2026-03-23 · 2 obs

● 2026-03-16 14:34:18
● 2026-03-23 00:19:02

●NSns2.cigna.com2026-03-16 → 2026-03-23 · 2 obs

● 2026-03-16 14:34:18
● 2026-03-23 00:19:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	d.registrydns.co, b.registrydns.co, a.registrydns.co, c.registrydns.co	-
express-scriptsmedicare.co	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-scriptsmedicare.co (unsigned zone)

⏱️ Timing

Total: 955ms | 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 ns2.cigna.com and ns.cigna.com are delegated to express-scriptsmedicare.co.

express-scriptsmedicare.co uses the same name server configuration as other domains, such as grandmaobvious.me, cignawellbeing.com, express-scripts.healthcare, 90milliondoses.us and hedaoofherb.net.

express-scriptsmedicare.co at least partially shares name servers with other domains such as insiderx.io, thecignagroep.com, xn--cignahalthcar-8o2gha.com, xn--cignahealthcar-okb.com and cignah3althcare.com.

these name servers are commonly used with the name servers dns-publicprimary-wdc.sys.cigna.com.

Host names with a single IP address:

ns2.cigna.com points to 170.48.24.5

ns.cigna.com points to 170.48.11.4

express-scriptsmedicare.co - robtex.com