`swflifeline.com`

DNSSEC	⚠️ Not signed
A	216.143.9.207^{🇺🇸 CONE216.143.8.0/21 CyrusOne - Proxy for Customer}
		PTR	`216-143-9-207.cncndc.net`
NS	`ns1.medcity.net` ⭐
		A	199.91.33.20^{🇺🇸 AS14626199.91.33.0/24}
			PTR	`ns1.medcity.net`
NS	`ns2.medcity.net`
		A	199.91.36.20^{🇺🇸 AS14626199.91.36.0/24}
			PTR	`ns2.medcity.net`
SOA	`ns1.medcity.net`corp\@tech.hcahealthcare.com serial=748542162

`com`

	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.net`nstld@verisign-grs.com serial=1774615147

Same first word

swflifeline.com

DNS History

5 records (3 active, 2 former)

●NSns1.medcity.net2007-11-12 → 2026-03-27 · 2 obs

● 2007-11-12 15:07:08
● 2026-03-27 13:05:30

●NSns2.medcity.net2015-06-12 → 2026-03-27 · 3 obs

○ 2007-11-12 15:07:08
● 2015-06-12 17:49:42
● 2026-03-27 13:05:30

○NSns3.ehc.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 15:07:08
○ 2015-06-12 17:49:42
○ 2026-03-27 13:05:30

○NSns4.ehc.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 15:07:08
○ 2015-06-12 17:49:42
○ 2026-03-27 13:05:30

●A216.143.9.2072007-11-12 → 2026-03-27 · 2 obs

● 2007-11-12 15:07:08
● 2026-03-27 13:05:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net...	-
swflifeline.com	ns1.medcity.net, ns2.medcity.net	-

✅ Authoritative Response

Server:199.91.33.20

NS records: ns1.medcity.net, ns2.medcity.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for swflifeline.com (unsigned zone)

⏱️ Timing

Total: 385ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.143.9.207`
NS	2	`ns1.medcity.net, ns2.medcity.net`
SOA	1	`ns1.medcity.net corp\.tech.hcahealthcare`

Analysis

IP Addresses

swflifeline.com maps to IP address 216.143.9.207.

Other host names, for instance tcmconline.com, virginiahealthbreak.com, retreatmed.com, sugarlandmedicalcenter.com and portlandmedical.net share IP numbers with swflifeline.com.

Name Servers

Two name servers ns1.medcity.net and ns2.medcity.net are delegated to swflifeline.com.

swflifeline.com uses the same name server configuration as other domains, such as medicalcitysurgeryfortworth.com, parallonclientportal.com, mcchildrenshospital.com, doctors-hospital.com and gcmedical.net.

Host names with a single IP address:

ns1.medcity.net points to 199.91.33.20

ns2.medcity.net points to 199.91.36.20

swflifeline.com - robtex.com

swflifeline.com

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