`nullmx.com`

DNSSEC	⚠️ Not signed
A	103.168.172.37^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		PTR	`www.messagingengine.com`
A	103.168.172.52^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
NS	`ns1.messagingengine.com` ⭐
		A	162.159.24.178^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.messagingengine.com`
NS	`ns2.messagingengine.com`
		A	162.159.25.191^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.messagingengine.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
SOA	`ns1.messagingengine.com`postmaster@messagingengine.com 2026-04-13 #0

`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=1776972251

Subdomains

mail.nullmx.com

Same first word

nullmx.net

nullmx.org

nullmx.com

Similar names

mlnxul.com

DNS History

15 records (6 active, 9 former)

○NSns0.dnsmadeeasy.com2015-08-07 → 2015-10-14 · 4 obs

● 2015-08-07 10:19:42
● 2015-10-14 10:25:08
○ 2015-10-25 14:01:58
○ 2026-04-23 19:28:00

○NSns1.dnsmadeeasy.com2015-08-07 → 2015-10-14 · 4 obs

● 2015-08-07 10:19:42
● 2015-10-14 10:25:08
○ 2015-10-25 14:01:58
○ 2026-04-23 19:28:00

●NSns1.messagingengine.com2015-10-25 → 2026-04-23 · 3 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2026-04-23 19:28:00

○NSns2.dnsmadeeasy.com2015-08-07 → 2015-10-14 · 4 obs

● 2015-08-07 10:19:42
● 2015-10-14 10:25:08
○ 2015-10-25 14:01:58
○ 2026-04-23 19:28:00

●NSns2.messagingengine.com2015-10-25 → 2026-04-23 · 3 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2026-04-23 19:28:00

○NSns3.dnsmadeeasy.com2015-08-07 → 2015-10-14 · 4 obs

● 2015-08-07 10:19:42
● 2015-10-14 10:25:08
○ 2015-10-25 14:01:58
○ 2026-04-23 19:28:00

○NSns4.dnsmadeeasy.com2015-08-07 → 2015-10-14 · 4 obs

● 2015-08-07 10:19:42
● 2015-10-14 10:25:08
○ 2015-10-25 14:01:58
○ 2026-04-23 19:28:00

●MXin1-smtp.messagingengine.com2015-10-25 → 2026-04-23 · 3 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2026-04-23 19:28:00

●MXin2-smtp.messagingengine.com2015-10-25 → 2026-04-23 · 3 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2026-04-23 19:28:00

○MXmail.nullmx.com2015-08-07 → 2015-10-14 · 4 obs

● 2015-08-07 10:19:42
● 2015-10-14 10:25:08
○ 2015-10-25 14:01:58
○ 2026-04-23 19:28:00

●A103.168.172.372026-02-18 → 2026-04-23 · 3 obs

○ 2020-12-23 10:41:56
● 2026-02-18 14:02:14
● 2026-04-23 19:28:00

●A103.168.172.522026-02-18 → 2026-04-23 · 3 obs

○ 2020-12-23 10:41:56
● 2026-02-18 14:02:14
● 2026-04-23 19:28:00

○A66.111.4.532015-10-25 → 2020-12-23 · 5 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2020-12-23 10:41:56
○ 2026-02-18 14:02:14
○ 2026-04-23 19:28:00

○A66.111.4.542015-10-25 → 2020-12-23 · 5 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2020-12-23 10:41:56
○ 2026-02-18 14:02:14
○ 2026-04-23 19:28:00

○A67.222.31.2422015-08-07 → 2015-10-14 · 4 obs

● 2015-08-07 10:19:42
● 2015-10-14 10:25:08
○ 2015-10-25 14:01:58
○ 2026-04-23 19:28:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...	-
nullmx.com	ns1.messagingengine.com, ns2.messagingengine.com	2 records

✅ Authoritative Response

Server:162.159.24.178

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullmx.com (unsigned zone)

⏱️ Timing

Total: 203ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`103.168.172.37, 103.168.172.52`
NS	2	`ns1.messagingengine.com, ns2.messagingengine.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ?`
SOA	1	`ns1.messagingengine.com postmaster.messa`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

mail.nullmx.com is a child of nullmx.com.

IP Addresses

nullmx.com has two IP numbers: 103.168.172.37 and 103.168.172.52.

Other host names, for instance computernet.com.au, dwyersolutions.com, lins.in, alteredperceptions.com and l0dge.com share IP numbers with nullmx.com.

Name Servers

nullmx.com's delegation uses two name servers: ns1.messagingengine.com and ns2.messagingengine.com.

nullmx.com uses the same name server setup as other domains, such as schwa.ca, tapionlinna.com, oliviamorg.org, mckinneysorto.com and youderian.com.

nullmx.com at least partially shares name servers with other domains, for instance a1teams.com, kingspartypackages.co.uk, everlastit.com and lukesbouncycastlehire.com.

These name servers are often used with ns1.bouncycastlenetwork.co.uk and ns2.bouncycastlenetwork.co.uk.

Host names with a single IP address: ns1.messagingengine.com points to 162.159.24.178; ns2.messagingengine.com points to 162.159.25.191.

Mail Servers

nullmx.com is served by two mail servers in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

nullmx.com shares the same mail server setup as other domains, for instance gammabeyond.com, davidgiesberg.net, hylkema.org, bayda.pro and dhouse.us.

Host names with eight IP numbers:

in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Host names with four IP numbers:

in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

nullmx.com - robtex.com

nullmx.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`nullmx.com`

`com`