`nullmx.gsmdca.com`

	DNSSEC	⚠️ Not signed
	A	209.17.116.163^{🇺🇸 Jacksonville209.17.116.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}

`gsmdca.com`

	DNSSEC	⚠️ Not signed
	A	209.17.116.163^{🇺🇸 Jacksonville209.17.116.0/24 5335 Gate Parkway Jacksonville FL 32256 United States}
	NS	`ns9.worldnic.com` ⭐
	NS	`ns10.worldnic.com`
	SOA	`NS9.WORLDNIC.com`namehost@WORLDNIC.com serial=125071109

Same first word

nullmx.org

nullmx.com

nullmx.net

Similar names

mlnxul.com

DNS History

4 records (1 active, 3 former)

○A173.192.64.1472015-10-18 → 2016-09-10 · 5 obs

○ 2015-02-24 00:56:18
● 2015-10-18 18:29:58
● 2016-09-10 07:56:32
○ 2026-03-13 06:50:20
○ 2026-04-26 15:51:08

○A185.53.177.202015-02-24 → 2015-02-24 · 3 obs

● 2015-02-24 00:56:18
○ 2026-03-13 06:50:20
○ 2026-04-26 15:51:08

●A209.17.116.1632026-03-13 → 2026-04-26 · 3 obs

○ 2016-09-10 07:56:32
● 2026-03-13 06:50:20
● 2026-04-26 15:51:08

○CNAME825610.parkingcrew.net2015-02-24 → 2015-02-24 · 3 obs

● 2015-02-24 00:56:18
○ 2015-10-18 18:29:58
○ 2026-04-26 15:51:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gsmdca.com	ns9.worldnic.com, ns10.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.124

NS records: ns9.worldnic.com, ns10.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gsmdca.com (unsigned zone)

⏱️ Timing

Total: 252ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.17.116.163`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns9.worldnic.com, ns10.worldnic.com)

Analysis

IP Addresses

nullmx.gsmdca.com resolves to a single IP address: 209.17.116.163.

Other host names including mail.shmotorsport.com, www.lybensons.com, shuert.net, sazeracrewards.com and mail.sdisolutions.com share IP numbers with nullmx.gsmdca.com.

nullmx.gsmdca.com - robtex.com