`geisingerdoctors.com`

DNSSEC	⚠️ Not signed
A	66.22.63.105^{🇺🇸 Radware66.22.63.0/24 -Cloud-Services}
NS	`infoblox.geisinger.edu` ⭐
		A	10.244.238.145
NS	`ns228ext.geisinger.edu`
		A	159.240.6.73^{🇺🇸 AS29899159.240.0.0/16 Geisinger System Services}
			PTR	`ns228ext.geisinger.edu`
NS	`ns6(0x356578)t.geisinger.edu`
		A	159.240.6.65^{🇺🇸 AS29899159.240.0.0/16 Geisinger System Services}
			PTR	`ns1.geisinger.edu`
			PTR	`ns6(0x356578)t.geisinger.edu`
SOA	`infoblox.geisinger.edu`dnsdhcpusers@geisinger.edu serial=9

`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=1775986782

Same first word

geisingerdoctors.com

DNS History

6 records (4 active, 2 former)

●NSinfoblox.geisinger.edu2016-12-19 → 2026-04-12 · 5 obs

● 2016-12-19 23:28:12
● 2026-02-20 09:44:14
○ 2026-03-09 11:06:34
● 2026-03-31 16:41:38
● 2026-04-12 09:42:48

●NSns228ext.geisinger.edu2016-12-19 → 2026-04-12 · 5 obs

● 2016-12-19 23:28:12
● 2026-02-20 09:44:14
○ 2026-03-09 11:06:34
● 2026-03-31 16:41:38
● 2026-04-12 09:42:48

●NSns6(0x356578)t.geisinger.edu2016-12-19 → 2026-04-12 · 5 obs

● 2016-12-19 23:28:12
● 2026-02-20 09:44:14
○ 2026-03-09 11:06:34
● 2026-03-31 16:41:38
● 2026-04-12 09:42:48

○A159.240.37.902016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 23:28:12
○ 2017-08-28 12:10:14
○ 2026-04-12 09:42:48

○A159.240.48.592017-08-28 → 2017-08-28 · 4 obs

○ 2016-12-19 23:28:12
● 2017-08-28 12:10:14
○ 2026-02-20 09:44:14
○ 2026-04-12 09:42:48

●A66.22.63.1052026-02-20 → 2026-04-12 · 5 obs

○ 2017-08-28 12:10:14
● 2026-02-20 09:44:14
○ 2026-03-09 11:06:34
● 2026-03-31 16:41:38
● 2026-04-12 09:42:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net...	-
geisingerdoctors.com	ns6(0x356578)t.geisinger.edu, ns228ext.geisinger.edu	-

✅ Authoritative Response

Server:159.240.6.65

NS records: ns6(0x356578)t.geisinger.edu, ns228ext.geisinger.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for geisingerdoctors.com (unsigned zone)

⏱️ Timing

Total: 288ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.22.63.105`
NS	2	`ns228ext.geisinger.edu, ns6(0x356578)t.geisinger.edu`
SOA	1	`infoblox.geisinger.edu dnsdhcpusers.geis`

Analysis

IP Addresses

geisingerdoctors.com resolves to a single IP: 66.22.63.105.

Other host names, for instance, geisingerdocs.com and suncare.org share IP numbers with geisingerdoctors.com.

Name Servers

geisingerdoctors.com delegates to three name servers: infoblox.geisinger.edu, ns228ext.geisinger.edu and ns6(0x356578)t.geisinger.edu.

geisingerdoctors.com shares some name servers with other domains, for example geisingerdispatch.net, emrlink.org, neighborlygeisinger.com, provencaremen.org and geisingermarketplace.org.

These name servers are commonly used with the name servers ns1.geisinger.edu.

Host names with a single IP: infoblox.geisinger.edu points to 10.244.238.145; ns228ext.geisinger.edu points to 159.240.6.73; ns6(0x356578)t.geisinger.edu points to 159.240.6.65.

geisingerdoctors.com - robtex.com