`nullmx.org`

DNSSEC	⚠️ Not signed
A	85.158.46.58^{🇬🇧 BOGONS-ASN85.158.40.0/21 Bogons Ltd}
		PTR	`www1.dlon.nullmx.org`
NS	`ns4.teamwerk.com` ⭐
		A	2001:470:1f09:1925::34^{🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns4.teamwerk.com`
		A	85.158.46.52^{🇬🇧 BOGONS-ASN85.158.40.0/21 Bogons Ltd}
			PTR	`ns4.teamwerk.com`
NS	`luchs.nullmx.org`
		A	2a02:2970:1003::14e^{🇩🇪 NBISERV-AS2a02:2970::/29 Martin Prager trading as "NbIServ"}
			PTR	`luchs.nullmx.org`
		A	31.185.111.27^{🇩🇪 NBISERV-AS31.185.111.0/24}
			PTR	`luchs.nullmx.org`
NS	`ns.teamwerk.com`
		A	80.153.150.109^{🇩🇪 DTAG80.152.0.0/14 Deutsche Telekom AG, Internet service provider}
			PTR	`p5099966d.dip0.t-ipconnect.de`
MX	`fuchs.teamwerk.com` ⭐
		A	85.158.46.60^{🇬🇧 BOGONS-ASN85.158.40.0/21 Bogons Ltd}
			PTR	`fuchs.teamwerk.com`
TXT	`v=spf1 ip4:80.152.29.0/24 ip4:85.158.46.48/28 ip4:80.153.150.109 ~all`
SOA	`ns.teamwerk.com`hostmaster@teamwerk.com 2025-11-30 #3

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1776945041

Subdomains

wartburg.nullmx.org

luchs.nullmx.org

ns.nullmx.org

Same first word

nullmx.org

nullmx.com

nullmx.net

Similar names

mlnxul.com

DNS History

8 records (5 active, 3 former)

●NSluchs.nullmx.org2017-07-14 → 2026-04-23 · 3 obs

○ 2016-12-13 15:32:28
● 2017-07-14 03:32:54
● 2026-04-23 12:07:46

○NSmetat.teamwerk.com2017-07-14 → 2017-09-07 · 5 obs

○ 2016-12-13 15:32:28
● 2017-07-14 03:32:54
● 2017-09-07 18:52:24
○ 2021-06-17 05:35:16
○ 2026-04-23 12:07:46

●NSns.teamwerk.com2015-07-01 → 2026-04-23 · 5 obs

● 2015-07-01 11:40:18
● 2016-12-13 15:32:28
○ 2017-07-14 03:32:54
● 2021-06-17 05:35:16
● 2026-04-23 12:07:46

●NSns4.teamwerk.com2015-07-01 → 2026-04-23 · 2 obs

● 2015-07-01 11:40:18
● 2026-04-23 12:07:46

○MXearth.stanhope.nullmx.org2015-07-01 → 2016-12-13 · 4 obs

● 2015-07-01 11:40:18
● 2016-12-13 15:32:28
○ 2017-07-14 03:32:54
○ 2026-04-23 12:07:46

●MXfuchs.teamwerk.com2017-07-14 → 2026-04-23 · 3 obs

○ 2016-12-13 15:32:28
● 2017-07-14 03:32:54
● 2026-04-23 12:07:46

○MXmail.teamwerk.com2015-07-01 → 2016-12-13 · 4 obs

● 2015-07-01 11:40:18
● 2016-12-13 15:32:28
○ 2017-07-14 03:32:54
○ 2026-04-23 12:07:46

●A85.158.46.582015-07-01 → 2026-04-23 · 2 obs

● 2015-07-01 11:40:18
● 2026-04-23 12:07:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
nullmx.org	ns4.teamwerk.com, luchs.nullmx.org	2 records

✅ Authoritative Response

Server:85.158.46.52

NS records: ns4.teamwerk.com, luchs.nullmx.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullmx.org (unsigned zone)

⏱️ Timing

Total: 671ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.158.46.58`
NS	2	`luchs.nullmx.org, ns4.teamwerk.com`
MX	1	`fuchs.teamwerk.com (pri: 1)`
TXT	1	`v=spf1 ip4:80.152.29.0/24 ip4:85.158.46.`
SOA	1	`ns.teamwerk.com hostmaster.teamwerk.com`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (luchs.nullmx.org, luchs.nullmx.org)

Analysis

Hierarchy

nullmx.org is a parent of wartburg.nullmx.org, luchs.nullmx.org and ns.nullmx.org.

IP Addresses

nullmx.org points to a single IP number: 85.158.46.58.

Other host names like null-mx.org and oamx.net share IP numbers with nullmx.org.

Name Servers

nullmx.org is delegated to three name servers: ns4.teamwerk.com, ns.teamwerk.com and luchs.nullmx.org.

nullmx.org at least partially shares name servers with other domains, for instance macht-schule.info, oamx.net, kochkunstverein-leipzig.de, lvmd.cooking and engagement-macht-schule.info.

Host names with two IP numbers:

ns4.teamwerk.com points to 2001:470:1f09:1925::34 and 85.158.46.52.

luchs.nullmx.org points to 2a02:2970:1003::14e and 31.185.111.27.

Host names with one IP number:

ns.teamwerk.com points to 80.153.150.109.

Mail Servers

nullmx.org is handled by a single mail server, fuchs.teamwerk.com.

nullmx.org shares the same mail server setup as other domains, for instance schuelerkochen.de, jugend-kocht.org, eventwerk.info, oamx.net and kochkunstverein-leipzig.de.

nullmx.org shares some mail servers with other domains at least partially, for example teamwerk.com.

these mail servers are commonly used alongside elefant.teamwerk.com.

Host name fuchs.teamwerk.com points to IP address 85.158.46.60.

nullmx.org - robtex.com

nullmx.org

org