`lancasterdoctors.org`

DNSSEC	⚠️ Not signed
A	45.60.75.182^{🇺🇸 IMPERVA45.60.75.0/24 ORIXCOM via EMIX}
A	45.60.135.182^{🇺🇸 IMPERVA45.60.135.0/24 ORIXCOM via EMIX}
NS	`infoblox-master.uphs.upenn.edu` ⭐
		A	170.212.141.14^{🇺🇸 UNSPECIFIED160.0.0.0/3}
			PTR	`infoblox-master.uphs.upenn.edu`
NS	`uphs1.uphs.upenn.edu`
		A	170.212.0.111^{🇺🇸 PENN-MEDICINE170.212.0.0/24 Penn Medicine}
			PTR	`reserve_for_uphs1.uphs.upenn.edu`
			PTR	`uphs1.uphs.upenn.edu`
NS	`uphs2.uphs.upenn.edu`
		A	170.212.0.112^{🇺🇸 PENN-MEDICINE170.212.0.0/24 Penn Medicine}
			PTR	`ns2.pennhealth.net`
			PTR	`reserve_for_uphs2.uphs.upenn.edu`
			PTR	`uphs2.uphs.upenn.edu`
NS	`uphs3.uphs.upenn.edu`
		A	170.122.250.17^{🇺🇸 AS54314170.122.250.0/24}
NS	`uphs4.uphs.upenn.edu` ⚠️ Not in zone NS records
SOA	`infoblox-master.uphs.upenn.edu`please_set_email@absolutely.nowhere serial=4

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1774723586

Same first word

lancasterdoctors.org

lancasterdoctors.com

Similar names

ancestraldoctors.org

DNS History

11 records (7 active, 4 former)

●NSinfoblox-master.uphs.upenn.edu2026-03-14 → 2026-03-28 · 3 obs

○ 2017-10-22 23:49:22
● 2026-03-14 14:28:08
● 2026-03-28 19:17:34

○NSns.lha.org2015-06-05 → 2017-10-22 · 4 obs

● 2015-06-05 02:43:36
● 2017-10-22 23:49:22
○ 2026-03-14 14:28:08
○ 2026-03-28 19:17:34

○NSns2.lha.org2015-06-05 → 2017-10-22 · 4 obs

● 2015-06-05 02:43:36
● 2017-10-22 23:49:22
○ 2026-03-14 14:28:08
○ 2026-03-28 19:17:34

●NSuphs1.uphs.upenn.edu2026-03-14 → 2026-03-28 · 3 obs

○ 2017-10-22 23:49:22
● 2026-03-14 14:28:08
● 2026-03-28 19:17:34

●NSuphs2.uphs.upenn.edu2026-03-14 → 2026-03-28 · 3 obs

○ 2017-10-22 23:49:22
● 2026-03-14 14:28:08
● 2026-03-28 19:17:34

●NSuphs3.uphs.upenn.edu2026-03-14 → 2026-03-28 · 3 obs

○ 2017-10-22 23:49:22
● 2026-03-14 14:28:08
● 2026-03-28 19:17:34

●NSuphs4.uphs.upenn.edu2026-03-16 → 2026-03-28 · 3 obs

○ 2026-03-14 14:28:08
● 2026-03-16 11:20:10
● 2026-03-28 19:17:34

○A191.237.5.922017-10-22 → 2017-10-22 · 4 obs

○ 2016-10-27 18:36:02
● 2017-10-22 23:49:22
○ 2026-03-14 14:28:08
○ 2026-03-28 19:17:34

●A45.60.135.1822026-03-14 → 2026-03-28 · 3 obs

○ 2017-10-22 23:49:22
● 2026-03-14 14:28:08
● 2026-03-28 19:17:34

●A45.60.75.1822026-03-14 → 2026-03-28 · 3 obs

○ 2017-10-22 23:49:22
● 2026-03-14 14:28:08
● 2026-03-28 19:17:34

○A72.32.154.62015-06-05 → 2016-10-27 · 4 obs

● 2015-06-05 02:43:36
● 2016-10-27 18:36:02
○ 2017-10-22 23:49:22
○ 2026-03-28 19:17:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
lancasterdoctors.org	uphs3.uphs.upenn.edu, uphs2.uphs.upenn.edu, uphs4.uphs.upenn.edu, uphs1.uphs.upenn.edu	-

✅ Authoritative Response

Server:170.212.0.111

NS records: uphs3.uphs.upenn.edu, uphs2.uphs.upenn.edu, uphs4.uphs.upenn.edu, uphs1.uphs.upenn.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lancasterdoctors.org (unsigned zone)

⏱️ Timing

Total: 295ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`45.60.75.182, 45.60.135.182`
NS	3	`uphs3.uphs.upenn.edu, uphs2.uphs.upenn.edu...`
SOA	1	`infoblox-master.uphs.upenn.edu please_se`

Analysis

IP Addresses

lancasterdoctors.org resolves to two IP numbers: 45.60.75.182 and 45.60.135.182.

Other host names, for instance en8qj8k.ng.impervadns.net, pennmedten.org, pennmedicineforwomen.org, lancastergeneraldentalgpr.com and novastream.net share IP numbers with lancasterdoctors.org.

Name Servers

lancasterdoctors.org delegates to five name servers: infoblox-master.uphs.upenn.edu, uphs1.uphs.upenn.edu, uphs2.uphs.upenn.edu, uphs3.uphs.upenn.edu and uphs4.uphs.upenn.edu.

lancasterdoctors.org shares some name servers with other domains, for example pennradiationoncology.org, penneye.com, 2crushcancer.healthcare, 2crushcancer.com and shopatpennmed.org.

These name servers are commonly used together with ns1.pennhealth.net and ns2.pennhealth.net.

Host names with a single IP

infoblox-master.uphs.upenn.edu resolves to 170.212.141.14

uphs1.uphs.upenn.edu resolves to 170.212.0.111

uphs2.uphs.upenn.edu resolves to 170.212.0.112

uphs3.uphs.upenn.edu resolves to 170.122.250.17

lancasterdoctors.org - robtex.com