`mail.centennial.com`

	CNAME	`exg7.exghost.com`
	DNSSEC	⚠️ Not signed
	A	204.232.250.250^{🇺🇸 RACKSPACE-IAD204.232.224.0/19 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229}
	TXT	`m79bx1qqnskymkswzdjzp0bc9ccp3d4q`

`centennial.com`

	DNSSEC	⚠️ Not signed
	A	64.47.19.137^{🇺🇸 MASERGY64.47.0.0/16 Masergy NA1}
	NS	`ns77.domaincontrol.com` ⭐
	NS	`ns78.domaincontrol.com`
	MX	`mx1-us1.ppe-hosted.com` ⭐
	MX	`mx2-us1.ppe-hosted.com`⁽²⁰⁾
	TXT	`MS=ms19812106`
	TXT	`v=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com -all`
	SOA	`ns77.domaincontrol.com`dns@jomax.net 2020-03-26 #4

WOT: SAFE (61/100)

Previously MX for

centennialscreen.com

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DNS History

5 records (1 active, 4 former)

○A204.232.250.2502016-05-07 → 2016-05-07 · 4 obs

○ 2016-02-04 11:00:00
● 2016-05-07 02:37:30
○ 2026-03-08 22:59:58
○ 2026-04-25 22:12:02

○A98.129.23.1202015-07-14 → 2016-02-04 · 4 obs

● 2015-07-14 03:43:46
● 2016-02-04 11:00:00
○ 2016-05-07 02:37:30
○ 2026-04-25 22:12:02

○CNAMEexg5.exghost.com2015-07-14 → 2016-02-04 · 4 obs

● 2015-07-14 03:43:46
● 2016-02-04 11:00:00
○ 2016-05-07 02:37:30
○ 2026-04-25 22:12:02

●CNAMEexg7.exghost.com2016-05-07 → 2026-04-25 · 3 obs

○ 2016-02-04 11:00:00
● 2016-05-07 02:37:30
● 2026-04-25 22:12:02

○CNAMElb.exg5.exghost.com2015-11-15 → 2016-02-04 · 5 obs

○ 2015-07-14 03:43:46
● 2015-11-15 15:16:10
● 2016-02-04 11:00:00
○ 2016-05-07 02:37:30
○ 2026-04-25 22:12:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...	-
centennial.com	ns77.domaincontrol.com, ns78.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.108.49

NS records: ns77.domaincontrol.com, ns78.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for centennial.com (unsigned zone)

⏱️ Timing

Total: 114ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`exg7.exghost.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns77.domaincontrol.com, ns77.domaincontrol.com, ns78.domaincontrol.com...)

Analysis

IP Addresses

mail.centennial.com resolves to a single IP: 204.232.250.250.

Other host names, for instance mail.marspec.com, mail.bluewatertx.com, mail.osadvise.com, mail.hnrlegal.com and mail.healthsystems.net share IP numbers with mail.centennial.com.

mail.centennial.com - robtex.com