`environment-professional.com`

DNSSEC	⚠️ Not signed
A	138.12.4.176^{🇺🇸 AS32472138.12.0.0/17}
NS	`ns1.reedelsevier.com` ⭐
		A	138.12.4.5^{🇺🇸 AS32472138.12.0.0/17}
			PTR	`ns1.reedelsevier.com`
NS	`ns2.reedelsevier.com`
		A	198.176.82.98^{🇬🇧 REED-ELSEVIER-EMEA-GCC198.176.82.0/24}
NS	`ns3.reedelsevier.com`
		A	198.176.82.101^{🇬🇧 REED-ELSEVIER-EMEA-GCC198.176.82.0/24}
			PTR	`ns3.reedelsevier.com`
TXT	`v=spf1 -all`
SOA	`ns1.reedelsevier.com`hostmaster@lexisnexis.com serial=23

`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=1776133967

Same first word

environment-professional.com

DNS History

12 records (4 active, 8 former)

○NSns1.netnames.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 08:08:44
○ 2015-07-23 16:15:22
○ 2026-04-14 02:49:32

●NSns1.reedelsevier.com2015-07-23 → 2026-04-14 · 3 obs

○ 2008-03-11 08:08:44
● 2015-07-23 16:15:22
● 2026-04-14 02:49:32

○NSns2.netnames.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 08:08:44
○ 2015-07-23 16:15:22
○ 2026-04-14 02:49:32

●NSns2.reedelsevier.com2015-07-23 → 2026-04-14 · 3 obs

○ 2008-03-11 08:08:44
● 2015-07-23 16:15:22
● 2026-04-14 02:49:32

●NSns3.reedelsevier.com2015-07-23 → 2026-04-14 · 3 obs

○ 2008-03-11 08:08:44
● 2015-07-23 16:15:22
● 2026-04-14 02:49:32

○NSns5.netnames.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 08:08:44
○ 2015-07-23 16:15:22
○ 2026-04-14 02:49:32

○NSns6.netnames.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 08:08:44
○ 2015-07-23 16:15:22
○ 2026-04-14 02:49:32

○MXrelay1.netnames.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 08:08:44
○ 2015-07-23 16:15:22
○ 2026-04-14 02:49:32

○MXrelay2.netnames.net2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 08:08:44
○ 2015-07-23 16:15:22
○ 2026-04-14 02:49:32

●A138.12.4.1762026-04-08 → 2026-04-14 · 3 obs

○ 2018-07-07 06:03:36
● 2026-04-08 23:00:48
● 2026-04-14 02:49:32

○A207.24.42.32015-07-23 → 2018-07-07 · 5 obs

○ 2008-03-11 08:08:44
● 2015-07-23 16:15:22
● 2018-07-07 06:03:36
○ 2026-04-08 23:00:48
○ 2026-04-14 02:49:32

○A212.53.89.1382008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 08:08:44
○ 2015-07-23 16:15:22
○ 2026-04-14 02:49:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
environment-professional.com	ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com	3 records

✅ Authoritative Response

Server:138.12.4.5

NS records: ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for environment-professional.com (unsigned zone)

⏱️ Timing

Total: 244ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.12.4.176`
NS	3	`ns3.reedelsevier.com, ns2.reedelsevier.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.reedelsevier.com hostmaster.lexisnex`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com)

Analysis

IP Addresses

environment-professional.com points to a single IP: 138.12.4.176.

Other host names, for instance lexis-online.com, lexisnexisnews.com, csrcorporateservice.co.uk, accurint-update.com and irsperformance.co.uk share IP numbers with environment-professional.com.

Name Servers

environment-professional.com is delegated to three name servers: ns1.reedelsevier.com, ns2.reedelsevier.com and ns3.reedelsevier.com.

environment-professional.com partially shares name servers with other domains; examples include lexis-online.com, lexiskiosque.com, intellectual-strategy.de, jacep-open.com and lexisnexisnews.com.

Host names with one IP number:

Host ns1.reedelsevier.com points to 138.12.4.5.

Host ns2.reedelsevier.com points to 198.176.82.98.

Host ns3.reedelsevier.com points to 198.176.82.101.

environment-professional.com - robtex.com