nullmx.com - dns.ninja

`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	`us1-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	`us2-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 2026-07-05 #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=1784619317

Subdomains

mail.nullmx.com

Same first word

nullmx.net

nullmx.org

nullmx.com

DNS History

17 records (6 active, 11 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
○ 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

●NSns1.messagingengine.com2015-10-25 → 2026-07-21 · 3 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

●NSns2.messagingengine.com2015-10-25 → 2026-07-21 · 3 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

○MXin1-smtp.messagingengine.com2015-10-25 → 2020-12-23 · 5 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2020-12-23 10:41:56
○ 2026-07-09 17:49:06
○ 2026-07-21 07:59:16

○MXin2-smtp.messagingengine.com2015-10-25 → 2020-12-23 · 5 obs

○ 2015-10-14 10:25:08
● 2015-10-25 14:01:58
● 2020-12-23 10:41:56
○ 2026-07-09 17:49:06
○ 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

●MXus1-smtp.messagingengine.com2026-07-09 → 2026-07-21 · 3 obs

○ 2020-12-23 10:41:56
● 2026-07-09 17:49:06
● 2026-07-21 07:59:16

●MXus2-smtp.messagingengine.com2026-07-09 → 2026-07-21 · 3 obs

○ 2020-12-23 10:41:56
● 2026-07-09 17:49:06
● 2026-07-21 07:59:16

●A103.168.172.372026-02-18 → 2026-07-21 · 3 obs

○ 2020-12-23 10:41:56
● 2026-02-18 14:02:14
● 2026-07-21 07:59:16

●A103.168.172.522026-02-18 → 2026-07-21 · 3 obs

○ 2020-12-23 10:41:56
● 2026-02-18 14:02:14
● 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

○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
○ 2026-07-21 07:59:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...	-
nullmx.com	ns1.messagingengine.com, ns2.messagingengine.com	2 records

✅ Authoritative Response

Server:162.159.25.191

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullmx.com (unsigned zone)

⏱️ Timing

Total: 198ms | 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	`us1-smtp.messagingengine.com (pri: 10), us2-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

The domain mail.nullmx.com falls under the parent nullmx.com.

IP Addresses

nullmx.com has two IP addresses: 103.168.172.37 and 103.168.172.52

computernet.com.au, dwyersolutions.com, lins.in and two other host names share IP numbers with nullmx.com.

Name Servers

nullmx.com has two authoritative name servers — ns1.messagingengine.com and ns2.messagingengine.com.

nullmx.com uses the same name servers as several other domains — among them schwa.ca, tapionlinna.com, oliviamorg.org and two more.

nullmx.com shares at least some of its name servers with other domains, for example a1teams.com, kingspartypackages.co.uk, everlastit.com and lukesbouncycastlehire.com.

These name servers tend to be deployed in combination with the name servers ns1.bouncycastlenetwork.co.uk and ns2.bouncycastlenetwork.co.uk.

Each of ns1.messagingengine.com and ns2.messagingengine.com has one IP address: ns1.messagingengine.com uses 162.159.24.178 and ns2.messagingengine.com uses 162.159.25.191.

Mail Servers

Mail for nullmx.com is handled by two mail servers — us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

nullmx.com uses an identical mail server configuration to several other domains — among them dhouse.us, melsopp.com, ns1.sudanmail.net and two more.

nullmx.com overlaps on mail servers with certain other domains, zekerwaar.nl among them.

Hostnames that resolve to 8 IP addresses:

us1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Hosts that point to four IP numbers:

us2-smtp.messagingengine.com directs to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.