`messebauberlin.com`

DNSSEC	⚠️ Not signed
A	138.201.83.81^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
		PTR	`static.81.83.201.138.clients.your-server.de`
NS	`ns1.first-ns.de` ⭐
		A	2a01:4f8:0:a101::a:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.first-ns.de`
		A	213.239.242.238^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns1.first-ns.de`
NS	`robotns2.second-ns.de`
		A	2a01:4f8:0:1::5ddc:2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`robotns2.second-ns.de`
		A	213.133.100.103^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`robotns2.second-ns.de`
NS	`robotns3.second-ns.com`
		A	2001:67c:192c::add:a3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`robotns3.second-ns.com`
		A	193.47.99.3^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`robotns3.second-ns.com`
MX	`mail.messebauberlin.com` ⭐
		A	138.201.83.81^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
			PTR	`static.81.83.201.138.clients.your-server.de`
SOA	`ns1.first-ns.de`dns@hetzner.com 2026-04-14 #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=1778561116

Subdomains

mail.messebauberlin.com

Same first word

messebauberlin.com

DNS History

6 records (5 active, 1 former)

●NSns1.first-ns.de2015-08-05 → 2026-05-12 · 2 obs

● 2015-08-05 15:58:54
● 2026-05-12 04:55:56

●NSrobotns2.second-ns.de2015-08-05 → 2026-05-12 · 2 obs

● 2015-08-05 15:58:54
● 2026-05-12 04:55:56

●NSrobotns3.second-ns.com2015-08-05 → 2026-05-12 · 2 obs

● 2015-08-05 15:58:54
● 2026-05-12 04:55:56

●MXmail.messebauberlin.com2015-08-05 → 2026-05-12 · 2 obs

● 2015-08-05 15:58:54
● 2026-05-12 04:55:56

●A138.201.83.812020-03-19 → 2026-05-12 · 3 obs

○ 2017-03-13 09:42:52
● 2020-03-19 10:58:22
● 2026-05-12 04:55:56

○A78.47.99.462015-08-05 → 2017-03-13 · 4 obs

● 2015-08-05 15:58:54
● 2017-03-13 09:42:52
○ 2020-03-19 10:58:22
○ 2026-05-12 04:55:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
messebauberlin.com	ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com	2 records

✅ Authoritative Response

Server:193.47.99.3

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for messebauberlin.com (unsigned zone)

⏱️ Timing

Total: 692ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.201.83.81`
NS	3	`robotns3.second-ns.com, ns1.first-ns.de...`
MX	1	`mail.messebauberlin.com (pri: 10)`
SOA	1	`ns1.first-ns.de dns.hetzner.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)

Analysis

Hierarchy

mail.messebauberlin.com has messebauberlin.com as its parent.

IP Addresses

messebauberlin.com maps to IP address 138.201.83.81.

Other host names, for instance mail.join-berlin.de, mail.messebauberlin.com, static.81.83.201.138.clients.your-server.de, join-berlin.com and eisbogen.com share IP numbers with messebauberlin.com.

Name Servers

messebauberlin.com is delegated to name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

messebauberlin.com at least partially shares name servers with other domains such as kfv-odenwaldkreis.de, kunze.pm, medisec.net, simulator-community.de and semanticsearch.eu.

These name servers are commonly used alongside hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

Host names with two IP numbers:

robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3.

ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238.

robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.

Mail Servers

messebauberlin.com is handled by a single mail server, mail.messebauberlin.com.

mail.messebauberlin.com points to one IP number: 138.201.83.81.

messebauberlin.com - robtex.com