nullmail.org - dns.ninja

nullmail.org

DNSSEC⚠️ Not signed
A103.168.172.37πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRwww.messagingengine.com
A103.168.172.52πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
NSns1.messagingengine.com ⭐
A162.159.24.178Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.messagingengine.com
NSns2.messagingengine.com
A162.159.25.191Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.messagingengine.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTv=spf1 include:spf.messagingengine.com ?all
SOAns1.messagingengine.compostmaster@messagingengine.com 2026-06-04 #0

org

DNSSECπŸ”’ Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1781420782

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NSns1.messagingengine.comns2.messagingengine.comdns19.hichina.comdns20.hichina.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA103.168.172.37103.168.172.52
β—‹NSdns19.hichina.com2015-08-17 β†’ 2017-03-31 Β· 4 obs
● 2015-08-17 02:35:00
● 2017-03-31 06:34:28
β—‹ 2026-03-14 21:54:38
β—‹ 2026-06-14 07:14:12
β—‹NSdns20.hichina.com2015-08-17 β†’ 2017-03-31 Β· 4 obs
● 2015-08-17 02:35:00
● 2017-03-31 06:34:28
β—‹ 2026-03-14 21:54:38
β—‹ 2026-06-14 07:14:12
●NSns1.messagingengine.com2026-03-14 β†’ 2026-06-14 Β· 3 obs
β—‹ 2017-03-31 06:34:28
● 2026-03-14 21:54:38
● 2026-06-14 07:14:12
●NSns2.messagingengine.com2026-03-14 β†’ 2026-06-14 Β· 3 obs
β—‹ 2017-03-31 06:34:28
● 2026-03-14 21:54:38
● 2026-06-14 07:14:12
●MXin1-smtp.messagingengine.com2026-03-14 β†’ 2026-06-14 Β· 2 obs
● 2026-03-14 21:54:38
● 2026-06-14 07:14:12
●MXin2-smtp.messagingengine.com2026-03-14 β†’ 2026-06-14 Β· 2 obs
● 2026-03-14 21:54:38
● 2026-06-14 07:14:12
●A103.168.172.372026-03-14 β†’ 2026-06-14 Β· 2 obs
● 2026-03-14 21:54:38
● 2026-06-14 07:14:12
●A103.168.172.522026-03-14 β†’ 2026-06-14 Β· 2 obs
● 2026-03-14 21:54:38
● 2026-06-14 07:14:12

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org-
nullmail.orgns1.messagingengine.com, ns2.messagingengine.com-

βœ… Authoritative Response

Server:162.159.25.191

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

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullmail.org (unsigned zone)

⏱️ Timing

Total: 389ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2103.168.172.37, 103.168.172.52
NS2ns1.messagingengine.com, ns2.messagingengine.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ?
SOA1ns1.messagingengine.com postmaster.messa

Analysis

IP Addresses

nullmail.org points to two IP numbers: 103.168.172.37 and 103.168.172.52.

Among the host names that share IP numbers with nullmail.org are perlei.me, nsr1.exonetric.net, attalon.com and two others.

Name Servers

nullmail.org is served by two delegated name servers, ns1.messagingengine.com and ns2.messagingengine.com.

nullmail.org has the same name server delegation as a number of other domains, such as mewcast.net, datanut.com, reelectjim.com and two more.

nullmail.org has name servers in common with a number of other domains β€” bouncing4fun.co.uk, ultimatebounceaz.com, joscastles.com and tumblenbounce.com among them.

These name servers frequently co-occur with the name servers ns1.bouncycastlenetwork.co.uk and ns2.bouncycastlenetwork.co.uk.

ns1.messagingengine.com β†’ 162.159.24.178 and ns2.messagingengine.com β†’ 162.159.25.191: one IP number per host name.

Mail Servers

The MX records for nullmail.org point to two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

nullmail.org has the same mail server arrangement as a number of other domains, for example btsadventures.com, ns2.pond.net, mail.bookmark.org and two more.

There is at least a partial overlap in mail servers between nullmail.org and other domains like atlason.com, 4drx.com and idiotsforhire.com.

Host names resolving to 8 IP numbers:

in1-smtp.messagingengine.com carries IP addresses 103.168.172.216, 103.168.172.217 and 103.168.172.218, with 5 other addresses beyond those.

Host names with four IP numbers:

in2-smtp.messagingengine.com resolves to four IP addresses β€” 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.