`efficiency-tools.com`

DNSSEC	⚠️ Not signed
A	142.132.248.223^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
		PTR	`server1.ext-com.de`
NS	`ns1.contabo.net` ⭐
		A	2a02:c207:ff00:1200::1^{🇩🇪 CONTABO2a02:c207::/32}
		A	5.180.150.13^{🇺🇸 CONTABO5.180.150.0/24}
			PTR	`ns1.contabo.net`
NS	`ns2.contabo.net`
		A	2a02:c202:5028:1200::1^{🇩🇪 CONTABO2a02:c202::/32}
		A	195.179.224.10^{🇩🇪 CONTABO195.179.224.0/21}
			PTR	`ns2.contabo.net`
NS	`ns3.contabo.net`
		A	2605:a140:5028:1200::1^{🇺🇸 CONTABO-USA2605:a140::/32 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States}
		A	209.126.15.15^{🇺🇸 CONTABO-USA209.126.0.0/20 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States}
			PTR	`ns3.contabo.net`
MX	`server1.ext-com.de` ⭐
		A	142.132.248.223^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
			PTR	`server1.ext-com.de`
TXT	`v=spf1 +a +mx +include:mail-relay.contabo.net ~all`
SOA	`ns1.contabo.net`hostmaster@contabo.de serial=1777109077

`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=1777108501

Same first word

efficiency-tools.com

DNS History

11 records (5 active, 6 former)

●NSns1.contabo.net2026-03-31 → 2026-04-25 · 3 obs

○ 2017-06-18 07:28:00
● 2026-03-31 23:47:14
● 2026-04-25 09:24:40

●NSns2.contabo.net2026-03-31 → 2026-04-25 · 3 obs

○ 2017-06-18 07:28:00
● 2026-03-31 23:47:14
● 2026-04-25 09:24:40

●NSns3.contabo.net2026-03-31 → 2026-04-25 · 3 obs

○ 2017-06-18 07:28:00
● 2026-03-31 23:47:14
● 2026-04-25 09:24:40

○NSns55.1und1.de2015-08-16 → 2017-06-18 · 4 obs

● 2015-08-16 08:25:16
● 2017-06-18 07:28:00
○ 2026-03-31 23:47:14
○ 2026-04-25 09:24:40

○NSns56.1und1.de2015-08-16 → 2017-06-18 · 4 obs

● 2015-08-16 08:25:16
● 2017-06-18 07:28:00
○ 2026-03-31 23:47:14
○ 2026-04-25 09:24:40

○MXmx00.kundenserver.de2015-08-16 → 2017-06-18 · 4 obs

● 2015-08-16 08:25:16
● 2017-06-18 07:28:00
○ 2026-03-31 23:47:14
○ 2026-04-25 09:24:40

○MXmx01.kundenserver.de2015-08-16 → 2017-06-18 · 4 obs

● 2015-08-16 08:25:16
● 2017-06-18 07:28:00
○ 2026-03-31 23:47:14
○ 2026-04-25 09:24:40

●MXserver1.ext-com.de2026-03-31 → 2026-04-25 · 3 obs

○ 2017-06-18 07:28:00
● 2026-03-31 23:47:14
● 2026-04-25 09:24:40

●A142.132.248.2232026-03-31 → 2026-04-25 · 3 obs

○ 2017-06-18 07:28:00
● 2026-03-31 23:47:14
● 2026-04-25 09:24:40

○A212.227.37.52015-08-16 → 2016-07-17 · 4 obs

● 2015-08-16 08:25:16
● 2016-07-17 22:15:22
○ 2017-06-18 07:28:00
○ 2026-04-25 09:24:40

○A217.160.123.432017-06-18 → 2017-06-18 · 4 obs

○ 2016-07-17 22:15:22
● 2017-06-18 07:28:00
○ 2026-03-31 23:47:14
○ 2026-04-25 09:24:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...	-
efficiency-tools.com	ns1.contabo.net, ns2.contabo.net, ns3.contabo.net	-

✅ Authoritative Response

Server:5.180.150.13

NS records: ns1.contabo.net, ns2.contabo.net, ns3.contabo.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efficiency-tools.com (unsigned zone)

⏱️ Timing

Total: 1090ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`142.132.248.223`
NS	3	`ns2.contabo.net, ns3.contabo.net...`
MX	1	`server1.ext-com.de (pri: 10)`
TXT	1	`v=spf1 +a +mx +include:mail-relay.contab`
SOA	1	`ns1.contabo.net hostmaster.contabo.de`

Analysis

IP Addresses

efficiency-tools.com points to a single IP address: 142.132.248.223.

Other host names such as ra-paessler.de, applaus.de, inpunkto-media.de, ipunkt.net and highlightskultur.de share IPs with efficiency-tools.com.

Name Servers

efficiency-tools.com is delegated to three name servers: ns1.contabo.net, ns2.contabo.net and ns3.contabo.net.

efficiency-tools.com at least partially shares name servers with other domains, for example lukasz-developer.com, qutell.net, fxbrwanda.org, schoen-in.de and world-systems.net.

Host names with two IP numbers:

ns1.contabo.net points to 2a02:c207:ff00:1200::1 and 5.180.150.13

ns2.contabo.net points to 2a02:c202:5028:1200::1 and 195.179.224.10

ns3.contabo.net points to 2605:a140:5028:1200::1 and 209.126.15.15

Mail Servers

The server1.ext-com.de mail server handles efficiency-tools.com.

efficiency-tools.com shares the same mail server setup as other domains, such as djabuse.de and m1ch4.com.

server1.ext-com.de points to a single IP number: 142.132.248.223.

efficiency-tools.com - robtex.com