`prepbiopharm.com`

DNSSEC	⚠️ Not signed
A	205.178.189.129^{🇺🇸 Jacksonville205.178.189.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
		PTR	`underconstruction.networksolutions.com`
NS	`ns67.worldnic.com` ⭐
		A	162.159.26.185^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns68.worldnic.com`
		A	162.159.27.127^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`prepbiopharm-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr02cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:c91d::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f90c::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr03cu00100.inbound.protection.outlook.com`
		A	52.101.8.51^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm1pr04cu00203.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.9.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00702.inbound.protection.outlook.com`
		A	52.101.11.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr02cu00207.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`NS67.WORLDNIC.com`namehost@WORLDNIC@com serial=123081204

`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=1776222322

Same first word

prepbiopharm.com

DNS History

7 records (4 active, 3 former)

●NSns67.worldnic.com2016-12-21 → 2026-04-15 · 2 obs

● 2016-12-21 01:59:04
● 2026-04-15 03:17:16

●NSns68.worldnic.com2016-12-21 → 2026-04-15 · 2 obs

● 2016-12-21 01:59:04
● 2026-04-15 03:17:16

●MXprepbiopharm-com.mail.protection.outlook.com2026-03-24 → 2026-04-15 · 3 obs

○ 2018-06-09 15:15:00
● 2026-03-24 08:40:00
● 2026-04-15 03:17:16

○MXus-smtp-inbound-1.mimecast.com2016-12-21 → 2018-06-09 · 4 obs

● 2016-12-21 01:59:04
● 2018-06-09 15:15:00
○ 2026-03-24 08:40:00
○ 2026-04-15 03:17:16

○MXus-smtp-inbound-2.mimecast.com2016-12-21 → 2018-06-09 · 4 obs

● 2016-12-21 01:59:04
● 2018-06-09 15:15:00
○ 2026-03-24 08:40:00
○ 2026-04-15 03:17:16

●A205.178.189.1292026-03-24 → 2026-04-15 · 3 obs

○ 2018-06-09 15:15:00
● 2026-03-24 08:40:00
● 2026-04-15 03:17:16

○A206.188.193.1342016-12-21 → 2018-06-09 · 4 obs

● 2016-12-21 01:59:04
● 2018-06-09 15:15:00
○ 2026-03-24 08:40:00
○ 2026-04-15 03:17:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
prepbiopharm.com	ns67.worldnic.com, ns68.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.185

NS records: ns67.worldnic.com, ns68.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prepbiopharm.com (unsigned zone)

⏱️ Timing

Total: 226ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`205.178.189.129`
NS	2	`ns68.worldnic.com, ns67.worldnic.com`
MX	1	`prepbiopharm-com.mail.protection.outlook`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`NS67.WORLDNIC.com namehost@WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns67.worldnic.com, ns68.worldnic.com)

Analysis

IP Addresses

prepbiopharm.com points to a single IP number: 205.178.189.129.

other host names for instance mx.theuschinacenter.com, intrinsicvalue.us, user4.iwv.com, www.marketingcomunidad.com and menuserv.com share IP numbers with prepbiopharm.com.

Name Servers

prepbiopharm.com is delegated to two name servers: ns67.worldnic.com and ns68.worldnic.com.

prepbiopharm.com shares the same name server setup as other domains, for example louisianatransportationinc.com, portsidesoftwaresystems.com, jhrealestate.com, pennypinchersservices.com and commercialrealestatemankato.com.

prepbiopharm.com at least partially shares its name servers with other domains, for instance germainelabs.net.

Host names with one IP number:

The host ns67.worldnic.com points to 162.159.26.185 and the host ns68.worldnic.com points to 162.159.27.127.

Mail Servers

prepbiopharm.com is handled by a single mail server, prepbiopharm-com.mail.protection.outlook.com.

Host name prepbiopharm-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c901::1, 2a01:111:f403:c902::7, 2a01:111:f403:c91d::, 2a01:111:f403:f90c::, 52.101.8.51, 52.101.9.5, 52.101.9.26 and 52.101.11.15.

prepbiopharm.com - robtex.com