`threeandthirtyengineering.com`

DNSSEC	⚠️ Not signed
A	173.254.30.233^{🇺🇸 EIGI173.254.30.0/23}
		PTR	`just2005.justhost.com`
NS	`ns1.justhost.com` ⭐
		A	162.159.24.49^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.justhost.com`
NS	`ns2.justhost.com`
		A	162.159.25.241^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.justhost.com`
MX	`mail.threeandthirtyengineering.com` ⭐
		A	173.254.30.233^{🇺🇸 EIGI173.254.30.0/23}
			PTR	`just2005.justhost.com`
TXT	`v=spf1 a mx ptr include:justhost.com ?all`
SOA	`ns1.justhost.com`root@just2005.justhost.com 2025-08-29 #5

`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=1775986782

Subdomains

mail.threeandthirtyengineering.com

Same first word

threeandthirtyengineering.com

DNS History

5 records (4 active, 1 former)

●NSns1.justhost.com2015-07-04 → 2026-04-12 · 2 obs

● 2015-07-04 14:09:00
● 2026-04-12 10:06:10

●NSns2.justhost.com2015-07-04 → 2026-04-12 · 2 obs

● 2015-07-04 14:09:00
● 2026-04-12 10:06:10

●MXmail.threeandthirtyengineering.com2015-07-04 → 2026-04-12 · 2 obs

● 2015-07-04 14:09:00
● 2026-04-12 10:06:10

○A173.254.28.1052015-07-04 → 2018-07-05 · 4 obs

● 2015-07-04 14:09:00
● 2018-07-05 05:35:42
○ 2026-02-25 22:11:18
○ 2026-04-12 10:06:10

●A173.254.30.2332026-02-25 → 2026-04-12 · 3 obs

○ 2018-07-05 05:35:42
● 2026-02-25 22:11:18
● 2026-04-12 10:06:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
threeandthirtyengineering.com	ns1.justhost.com, ns2.justhost.com	2 records

✅ Authoritative Response

Server:162.159.25.241

NS records: ns1.justhost.com, ns2.justhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for threeandthirtyengineering.com (unsigned zone)

⏱️ Timing

Total: 201ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`173.254.30.233`
NS	2	`ns2.justhost.com, ns1.justhost.com`
MX	1	`mail.threeandthirtyengineering.com (pri:`
TXT	1	`v=spf1 a mx ptr include:justhost.com ?al`
SOA	1	`ns1.justhost.com root.just2005.justhost.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.justhost.com, ns2.justhost.com)

Analysis

Hierarchy

threeandthirtyengineering.com is the parent of mail.threeandthirtyengineering.com.

IP Addresses

threeandthirtyengineering.com points to a single IP number: 173.254.30.233.

other host names for instance rwgl.org, mail.overlandconstruction.net, mail.sharongilchristmusic.com, sjsailboats.com and fadgc.com share IP numbers with threeandthirtyengineering.com.

Name Servers

threeandthirtyengineering.com is delegated to two name servers: ns1.justhost.com and ns2.justhost.com.

threeandthirtyengineering.com shares the same name server setup as other domains, for example atlasdenture.com, pamind.com, chuckchaney.com, huntleymoving.com and arcpls.com.

threeandthirtyengineering.com at least partially shares name servers with other domains, for instance ogosmsserver.com, yoga-reflexology.co.uk, sfveac.org, escapemarketing.net and smile.ca.

These name servers are commonly used alongside the name servers ns1.pipedns.com, ns2.pipedns.com, ns3.pipedns.com, ns1.bluehost.com and ns2.bluehost.com.

Host names with one IP number:

The host ns1.justhost.com points to 162.159.24.49 and the host ns2.justhost.com points to 162.159.25.241.

Mail Servers

threeandthirtyengineering.com is handled by a single mail server, mail.threeandthirtyengineering.com.

Host name mail.threeandthirtyengineering.com points to IP address 173.254.30.233.

threeandthirtyengineering.com - robtex.com