`springboardengineering.com`

DNSSEC	⚠️ Not signed
NS	`cbru.br.ns.els-gms.att.net` ⭐
		A	2001:1890:1ff:9f0:68:94:156:132^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
			PTR	`cbru.br.ns.els-gms.att.net`
		A	68.94.156.132^{🇺🇸 AS701868.88.0.0/13 ARIN Allocation SBC Internet Services}
			PTR	`cbru.br.ns.els-gms.att.net`
NS	`cmtu.mt.ns.els-gms.att.net`
		A	2001:1890:1ff:9f1:99:99:99:132^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
			PTR	`cmtu.mt.ns.els-gms.att.net`
		A	99.99.99.132^{🇺🇸 AS701899.96.0.0/13 AT&T Enterprises, LLC}
			PTR	`cmtu.mt.ns.els-gms.att.net`
MX	`springboardengineering-com.mail.protection.outlook.com` ⭐
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`cbru.br.ns.els-gms.att.net`rm-hostmaster@ems.att.com serial=3

`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=1786692159

Same first word

springboardengineering.com

springboardengineering.org

DNS History

7 records (3 active, 4 former)

●NScbru.br.ns.els-gms.att.net2015-06-20 → 2026-08-14 · 3 obs

○ 2008-03-11 15:38:20
● 2015-06-20 01:54:28
● 2026-08-14 07:30:02

●NScmtu.mt.ns.els-gms.att.net2015-06-20 → 2026-08-14 · 3 obs

○ 2008-03-11 15:38:20
● 2015-06-20 01:54:28
● 2026-08-14 07:30:02

○NSns1.scwit.com2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 15:38:20
○ 2015-06-20 01:54:28
○ 2026-08-14 07:30:02

○NSns2.scwit.com2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 15:38:20
○ 2015-06-20 01:54:28
○ 2026-08-14 07:30:02

○MXnserver06.springboardengineering.com2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 15:38:20
○ 2015-06-20 01:54:28
○ 2026-08-14 07:30:02

●MXspringboardengineering-com.mail.protection.outlook.com2015-06-20 → 2026-08-14 · 3 obs

○ 2008-03-11 15:38:20
● 2015-06-20 01:54:28
● 2026-08-14 07:30:02

○A65.39.72.302008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 15:38:20
○ 2015-06-20 01:54:28
○ 2026-08-14 07:30:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
springboardengineering.com	cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net	-

✅ Authoritative Response

Server:68.94.156.132

NS records: cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for springboardengineering.com (unsigned zone)

⏱️ Timing

Total: 299ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net`
MX	1	`springboardengineering-com.mail.protecti`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`cbru.br.ns.els-gms.att.net rm-hostmaster`

Analysis

Name Servers

springboardengineering.com is delegated to two name servers: cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.

The name server configuration of springboardengineering.com is shared with other domains, for instance zenb.co.uk, 148.203.198.in-addr.arpa, 242.165.74.64.in-addr.arpa and two others.

At least some of springboardengineering.com's name servers are shared with other domains, for example 218.79.68.in-addr.arpa, carnivalcruiseguide.com, wyndhamrewards.pt and two more.

These name servers tend to co-occur with dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, dns3.carnival.com and 7 other name servers in the same DNS delegations.

cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net each resolve to two IP addresses: cbru.br.ns.els-gms.att.net points to 68.94.156.132 and 2001:1890:1ff:9f0:68:94:156:132, while cmtu.mt.ns.els-gms.att.net points to 99.99.99.132 and 2001:1890:1ff:9f1:99:99:99:132.

Mail Servers

springboardengineering.com uses one mail server — springboardengineering-com.mail.protection.outlook.com.

springboardengineering.com - robtex.com