`backend-systems.net`

DNSSEC	⚠️ Not signed
A	188.40.28.172^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
		PTR	`www272.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.backend-systems.net` ⭐
		A	188.40.28.172^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
			PTR	`www272.your-server.de`
TXT	`v=spf1 a mx ip4:188.40.28.172 ip6:2a01:4f8:a0:7103::2/64 -all`
SOA	`ns1.first-ns.de`dns@hetzner.com 2026-04-29 #0

`net`

	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=1778370076

Subdomains

mail.backend-systems.net

stream010.backend-systems.net

playout.backend-systems.net

Same first word

backend-systems.net

DNS History

7 records (5 active, 2 former)

●NSns1.first-ns.de2008-05-04 → 2026-05-10 · 2 obs

● 2008-05-04 16:22:32
● 2026-05-10 00:07:28

●NSrobotns2.second-ns.de2008-05-04 → 2026-05-10 · 2 obs

● 2008-05-04 16:22:32
● 2026-05-10 00:07:28

●NSrobotns3.second-ns.com2008-05-04 → 2026-05-10 · 2 obs

● 2008-05-04 16:22:32
● 2026-05-10 00:07:28

●MXmail.backend-systems.net2008-05-04 → 2026-05-10 · 2 obs

● 2008-05-04 16:22:32
● 2026-05-10 00:07:28

●A188.40.28.1722026-02-21 → 2026-05-10 · 3 obs

○ 2016-06-23 18:22:30
● 2026-02-21 21:44:36
● 2026-05-10 00:07:28

○A213.239.220.202015-07-20 → 2016-06-23 · 5 obs

○ 2008-05-04 16:22:32
● 2015-07-20 05:28:02
● 2016-06-23 18:22:30
○ 2026-02-21 21:44:36
○ 2026-05-10 00:07:28

○A78.47.195.902008-05-04 → 2008-05-04 · 3 obs

● 2008-05-04 16:22:32
○ 2015-07-20 05:28:02
○ 2026-05-10 00:07:28

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:213.133.100.103

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backend-systems.net (unsigned zone)

⏱️ Timing

Total: 700ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.40.28.172`
NS	3	`robotns3.second-ns.com, ns1.first-ns.de...`
MX	1	`mail.backend-systems.net (pri: 10)`
TXT	1	`v=spf1 a mx ip4:188.40.28.172 ip6:2a01:4`
SOA	1	`ns1.first-ns.de dns.hetzner.com`

Analysis

Hierarchy

backend-systems.net is a parent of mail.backend-systems.net, stream010.backend-systems.net and playout.backend-systems.net.

IP Addresses

backend-systems.net points to a single IP number: 188.40.28.172.

Other host names, for instance clormanndesign.de, siwoli.com, werbeagentur-ingolstadt.com, mail.pqp.de and internate-vereinigung.de share IP numbers with backend-systems.net.

Name Servers

The delegation for backend-systems.net is handled by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

backend-systems.net at least partially shares name servers with other domains, for instance deutscher-wirtschaftsverband.de, ddddd.de, praxisgemeinschaft-gartenstrasse.de, billswampymarsh.com and listec-gmbh.de.

Two IP numbers per host:

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

backend-systems.net is handled by a single mail server, mail.backend-systems.net.

mail.backend-systems.net points to a single IP: 188.40.28.172.

backend-systems.net - robtex.com