`leidosengineering.mobi`

DNSSEC	⚠️ Not signed
A	184.168.221.30^{🇺🇸 GODADDY184.168.128.0/17}
		PTR	`30.221.168.184.host.secureserver.net`
NS	`hidden.leidos.com` ⭐
NS	`ns1.leidos.com`
		A	2620:11c:80fc:3814::132^{🇺🇸 AS192620:11c:8000::/40}
			PTR	`ns1.leidos.com`
		A	204.115.183.132^{🇺🇸 AS19204.115.176.0/21 CyrusOne-Customer Prefix}
			PTR	`ns1.leidos.com`
NS	`ns2.leidos.com`
		A	2620:11c:80fc:3816::4^{🇺🇸 AS192620:11c:8000::/40}
			PTR	`ns2.leidos.com`
		A	205.153.240.4^{🇺🇸 AS19205.153.240.0/22 CyrusOne-Customer Prefix}
			PTR	`ns2.leidos.com`
NS	`ns3.leidos.com`
		A	2620:11c:88fc:1810::4^{🇺🇸 AS192620:11c:8800::/40}
			PTR	`ns0.leidos.com`
			PTR	`ns3.leidos.com`
		A	140.162.65.4^{🇺🇸 AS19140.162.64.0/18}
			PTR	`ns0.leidos.com`
			PTR	`ns3.leidos.com`
TXT	`v=spf1 include:_newspf.leidos.com -all`
SOA	`hidden.leidos.com`domains@leidos.com serial=715566985

`mobi`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.mobi.afilias-nst.info` ⭐
	NS	`a2.mobi.afilias-nst.info`
	NS	`b0.mobi.afilias-nst.org`
	NS	`b2.mobi.afilias-nst.org`
	NS	`c0.mobi.afilias-nst.info`
	NS	`d0.mobi.afilias-nst.org`
	SOA	`a0.mobi.afilias-nst.info`hostmaster@donuts.email serial=1785162243

Same first word

leidosengineering.info

leidosengineering.mobi

leidosengineering.me

leidosengineering.net

leidosengineering.org

DNS History

11 records (5 active, 6 former)

●NShidden.leidos.com2016-03-07 → 2026-07-27 · 8 obs

○ 2015-12-03 16:08:38
● 2016-03-07 21:57:12
● 2018-10-09 06:51:06
○ 2026-07-08 20:40:42
● 2026-07-12 02:04:42
○ 2026-07-26 19:34:16
● 2026-07-27 15:18:08
● 2026-07-27 15:18:10

○NSns0.leidos.com2016-03-07 → 2018-10-09 · 5 obs

○ 2015-12-03 16:08:38
● 2016-03-07 21:57:12
● 2018-10-09 06:51:06
○ 2026-07-06 01:50:06
○ 2026-07-27 15:18:10

●NSns1.leidos.com2016-03-07 → 2026-07-27 · 3 obs

○ 2015-12-03 16:08:38
● 2016-03-07 21:57:12
● 2026-07-27 15:18:10

●NSns2.leidos.com2016-03-07 → 2026-07-27 · 3 obs

○ 2015-12-03 16:08:38
● 2016-03-07 21:57:12
● 2026-07-27 15:18:10

●NSns3.leidos.com2026-07-06 → 2026-07-27 · 3 obs

○ 2018-10-09 06:51:06
● 2026-07-06 01:50:06
● 2026-07-27 15:18:10

○NSns47.domaincontrol.com2015-08-02 → 2015-12-03 · 4 obs

● 2015-08-02 12:49:06
● 2015-12-03 16:08:38
○ 2016-03-07 21:57:12
○ 2026-07-27 15:18:10

○NSns48.domaincontrol.com2015-08-02 → 2015-12-03 · 4 obs

● 2015-08-02 12:49:06
● 2015-12-03 16:08:38
○ 2016-03-07 21:57:12
○ 2026-07-27 15:18:10

○MXmailstore1.secureserver.net2015-08-02 → 2015-12-03 · 4 obs

● 2015-08-02 12:49:06
● 2015-12-03 16:08:38
○ 2016-03-07 21:57:12
○ 2026-07-27 15:18:10

○MXsmtp.secureserver.net2015-08-02 → 2015-12-03 · 4 obs

● 2015-08-02 12:49:06
● 2015-12-03 16:08:38
○ 2016-03-07 21:57:12
○ 2026-07-27 15:18:10

●A184.168.221.302016-03-07 → 2026-07-27 · 8 obs

○ 2015-12-03 16:08:38
● 2016-03-07 21:57:12
● 2018-10-09 06:51:06
○ 2026-07-08 20:40:42
● 2026-07-12 02:04:42
○ 2026-07-26 19:34:16
● 2026-07-27 15:18:08
● 2026-07-27 15:18:10

○A50.63.202.242015-08-02 → 2015-12-03 · 4 obs

● 2015-08-02 12:49:06
● 2015-12-03 16:08:38
○ 2016-03-07 21:57:12
○ 2026-07-27 15:18:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mobi	b2.mobi.afilias-nst.org, b0.mobi.afilias-nst.org, a0.mobi.afilias-nst.info, a2.mobi.afilias-nst.info...	-
leidosengineering.mobi	ns1.leidos.com, ns2.leidos.com, ns3.leidos.com	-

✅ Authoritative Response

Server:140.162.65.4

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leidosengineering.mobi (unsigned zone)

⏱️ Timing

Total: 523ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`184.168.221.30`
NS	3	`ns3.leidos.com, ns1.leidos.com...`
TXT	1	`v=spf1 include:_newspf.leidos.com -all`
SOA	1	`hidden.leidos.com domains.leidos.com`

Analysis

IP Addresses

leidosengineering.mobi has exactly one IP address — 184.168.221.30.

cnalist.org, finasteride.org, aseves.com plus two other host names have IP numbers in common with leidosengineering.mobi.

Name Servers

Four name servers handle the delegation for leidosengineering.mobi: hidden.leidos.com, ns1.leidos.com, ns2.leidos.com and ns3.leidos.com.

At least some of leidosengineering.mobi's name servers are shared with other domains, for example leiidos.com, thdprorebate.com, va-rec.com and two more.

These name servers tend to be used in conjunction with the name servers ns0.leidos.com.

ns1.leidos.com, ns2.leidos.com and ns3.leidos.com all resolve to exactly two IP numbers apiece: ns1.leidos.com → 204.115.183.132 and 2620:11c:80fc:3814::132; ns2.leidos.com → 205.153.240.4 and 2620:11c:80fc:3816::4; ns3.leidos.com → 140.162.65.4 and 2620:11c:88fc:1810::4.

leidosengineering.mobi - robtex.com