`labcorpdiagnostics.com`

DNSSEC	⚠️ Not signed
NS	`dns3.labcorp.com` ⭐
		A	162.134.164.164^{🇺🇸 AS53768162.134.160.0/20 231 Maple Avenue Burlington NC 27215 United States}
			PTR	`dns3.labcorp.com`
NS	`dns4.labcorp.com`
		A	162.134.132.77^{🇺🇸 AS18994162.134.132.0/24 231 Maple Avenue Burlington NC 27215 United States}
			PTR	`dns4.labcorp.com`
TXT	`lucid-validate-lNbh6CVFNYdU0aE10GzA`
TXT	`v=spf1 -all`
SOA	`dns3.labcorp.com`internetdomainadmin@labcorp.com serial=14

`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=1774651467

Same first word

labcorpdiagnostics.co.in

labcorpdiagnostics.com

DNS History

6 records (2 active, 4 former)

●NSdns3.labcorp.com2026-03-26 → 2026-03-27 · 3 obs

○ 2017-12-12 15:13:30
● 2026-03-26 03:11:20
● 2026-03-27 22:58:30

●NSdns4.labcorp.com2026-03-26 → 2026-03-27 · 3 obs

○ 2017-12-12 15:13:30
● 2026-03-26 03:11:20
● 2026-03-27 22:58:30

○NSns21.worldnic.com2016-12-16 → 2017-12-12 · 4 obs

● 2016-12-16 17:40:54
● 2017-12-12 15:13:30
○ 2026-03-26 03:11:20
○ 2026-03-27 22:58:30

○NSns22.worldnic.com2016-12-16 → 2017-12-12 · 4 obs

● 2016-12-16 17:40:54
● 2017-12-12 15:13:30
○ 2026-03-26 03:11:20
○ 2026-03-27 22:58:30

○MXp.webcom.ctmail.com2016-12-16 → 2017-12-12 · 4 obs

● 2016-12-16 17:40:54
● 2017-12-12 15:13:30
○ 2026-03-26 03:11:20
○ 2026-03-27 22:58:30

○A208.91.197.272016-12-16 → 2017-12-12 · 4 obs

● 2016-12-16 17:40:54
● 2017-12-12 15:13:30
○ 2026-03-26 03:11:20
○ 2026-03-27 22:58:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
labcorpdiagnostics.com	dns3.labcorp.com, dns4.labcorp.com	2 records

✅ Authoritative Response

Server:162.134.164.164

NS records: dns3.labcorp.com, dns4.labcorp.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for labcorpdiagnostics.com (unsigned zone)

⏱️ Timing

Total: 604ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns4.labcorp.com, dns3.labcorp.com`
TXT	2	`v=spf1 -all, lucid-validate-lNbh6CVFNYdU0aE10GzA`
SOA	1	`dns3.labcorp.com internetdomainadmin.lab`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns3.labcorp.com, dns4.labcorp.com)

Analysis

Name Servers

labcorpdiagnostics.com is delegated to two name servers: dns3.labcorp.com and dns4.labcorp.com.

labcorpdiagnostics.com uses the same name server setup as other domains, for instance integrated-oncology.net, labcor-genetic.gg, coagulation.com, covance.sg and integratedoncology.com.

Host names with one IP number:

dns3.labcorp.com points to: 162.134.164.164.

dns4.labcorp.com points to: 162.134.132.77.

labcorpdiagnostics.com - robtex.com