`centrusgroup.com`

DNSSEC	⚠️ Not signed
A	72.46.129.210^{🇺🇸 VERSAWEB72.46.128.0/22 VegasNAP, LLC}
		PTR	`cyclops.prime-dns.net`
NS	`ns1.prime-dns.net` ⭐
		A	72.46.129.210^{🇺🇸 VERSAWEB72.46.128.0/22 VegasNAP, LLC}
			PTR	`cyclops.prime-dns.net`
NS	`ns2.prime-dns.net`
		A	72.46.129.210^{🇺🇸 VERSAWEB72.46.128.0/22 VegasNAP, LLC}
			PTR	`cyclops.prime-dns.net`
MX	`mx1.emailsrvr.com` ⭐
		A	108.166.43.1^{🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace}
			PTR	`mx1.emailsrvr.com`
		A	146.20.161.1^{🇺🇸 RACKSPACE-IAD146.20.0.0/16 Rackspace US Inc}
			PTR	`mx1.emailsrvr.com`
		A	173.203.187.1^{🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
			PTR	`mx1.emailsrvr.com`
		A	184.106.54.1^{🇺🇸 RACKSPACE-ORD184.106.54.0/24 Rackspace ORD}
			PTR	`mx1.emailsrvr.com`
MX	`mx2.emailsrvr.com`⁽²⁰⁾
		A	173.203.187.2^{🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
			PTR	`mx2.emailsrvr.com`
TXT	`v=spf1 +a +mx +ip4:72.46.129.162 +ip4:72.46.129.210 +include:emailsrvr.com ~all`
SOA	`ns1.prime-dns.net`servers@studio1337.com 2026-03-14 #1

`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=1777023831

WOT: SAFE (68/100)

Subdomains

mail.centrusgroup.com

Same first word

centrusgroup.com

DNS History

14 records (5 active, 9 former)

○NSdns1.thekarchergroup.com2015-08-14 → 2017-11-25 · 4 obs

● 2015-08-14 01:05:16
● 2017-11-25 10:27:14
○ 2026-03-26 05:13:32
○ 2026-04-24 10:06:20

○NSdns2.thekarchergroup.com2015-08-14 → 2017-11-25 · 4 obs

● 2015-08-14 01:05:16
● 2017-11-25 10:27:14
○ 2026-03-26 05:13:32
○ 2026-04-24 10:06:20

●NSns1.prime-dns.net2026-03-26 → 2026-04-24 · 3 obs

○ 2017-11-25 10:27:14
● 2026-03-26 05:13:32
● 2026-04-24 10:06:20

●NSns2.prime-dns.net2026-03-26 → 2026-04-24 · 3 obs

○ 2017-11-25 10:27:14
● 2026-03-26 05:13:32
● 2026-04-24 10:06:20

○MXfilter.thekarchergroup.com2015-08-14 → 2015-08-14 · 3 obs

● 2015-08-14 01:05:16
○ 2015-12-19 16:29:22
○ 2026-04-24 10:06:20

○MXmail.centrusgroup.com2015-12-19 → 2017-11-25 · 5 obs

○ 2015-08-14 01:05:16
● 2015-12-19 16:29:22
● 2017-11-25 10:27:14
○ 2026-03-26 05:13:32
○ 2026-04-24 10:06:20

●MXmx1.emailsrvr.com2026-03-26 → 2026-04-24 · 3 obs

○ 2017-11-25 10:27:14
● 2026-03-26 05:13:32
● 2026-04-24 10:06:20

●MXmx2.emailsrvr.com2026-03-26 → 2026-04-24 · 3 obs

○ 2017-11-25 10:27:14
● 2026-03-26 05:13:32
● 2026-04-24 10:06:20

○MXpmx.thekarchergroup.com2015-08-14 → 2015-08-14 · 3 obs

● 2015-08-14 01:05:16
○ 2015-12-19 16:29:22
○ 2026-04-24 10:06:20

○MXpmx1.thekarchergroup.com2015-08-14 → 2015-08-14 · 3 obs

● 2015-08-14 01:05:16
○ 2015-12-19 16:29:22
○ 2026-04-24 10:06:20

○MXpmx2.thekarchergroup.com2015-08-14 → 2015-08-14 · 3 obs

● 2015-08-14 01:05:16
○ 2015-12-19 16:29:22
○ 2026-04-24 10:06:20

○A162.220.113.742015-12-19 → 2017-11-25 · 5 obs

○ 2015-08-14 01:05:16
● 2015-12-19 16:29:22
● 2017-11-25 10:27:14
○ 2026-03-26 05:13:32
○ 2026-04-24 10:06:20

○A68.73.74.362015-08-14 → 2015-08-14 · 3 obs

● 2015-08-14 01:05:16
○ 2015-12-19 16:29:22
○ 2026-04-24 10:06:20

●A72.46.129.2102026-03-26 → 2026-04-24 · 3 obs

○ 2017-11-25 10:27:14
● 2026-03-26 05:13:32
● 2026-04-24 10:06:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
centrusgroup.com	ns2.prime-dns.net, ns1.prime-dns.net	-

✅ Authoritative Response

Server:72.46.129.210

NS records: ns2.prime-dns.net, ns1.prime-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for centrusgroup.com (unsigned zone)

⏱️ Timing

Total: 412ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`72.46.129.210`
NS	2	`ns1.prime-dns.net, ns2.prime-dns.net`
MX	2	`mx1.emailsrvr.com (pri: 10), mx2.emailsrvr.com (pri: 20)`
TXT	1	`v=spf1 +a +mx +ip4:72.46.129.162 +ip4:72`
SOA	1	`ns1.prime-dns.net servers.studio1337.com`

Analysis

Hierarchy

mail.centrusgroup.com has centrusgroup.com as its parent.

IP Addresses

centrusgroup.com maps to IP address 72.46.129.210.

Other host names, for instance telecomnewsroom.com, amaneo.org, cloudpost.us, acraaerospace.com and prime-dns.net share IP numbers with centrusgroup.com.

Name Servers

Two name servers ns1.prime-dns.net and ns2.prime-dns.net are delegated to centrusgroup.com.

centrusgroup.com uses the same name server configuration as other domains such as prime-dns.net, yulishstatements.com and yulishandassociates.com.

Hostnames with one IP number:

ns1.prime-dns.net points to 72.46.129.210

ns2.prime-dns.net points to 72.46.129.210

Hostnames pointing to 72.46.129.210: ns1.prime-dns.net, ns2.prime-dns.net

Mail Servers

Two mail servers handle centrusgroup.com: mx1.emailsrvr.com and mx2.emailsrvr.com.

centrusgroup.com shares the same mail server setup as other domains, including livingponds.com.au, mattresskingtn.com, filmlifestyle.com, e-notation.com and cliqtags.com.

centrusgroup.com shares mail servers with other domains at least in part, for instance mynerdnest.com, musicvideohype.com, indianmetromilwaukee.com, sc-ctsi.org and amcomusa.com.

Host names with four IP numbers:

mx1.emailsrvr.com points to 108.166.43.1, 146.20.161.1, 173.203.187.1 and 184.106.54.1.

Host names with one IP number:

mx2.emailsrvr.com points to 173.203.187.2.

centrusgroup.com - robtex.com