`gerstenberg.com`

DNSSEC	⚠️ Not signed
A	35.242.229.239^{🇩🇪 Google35.242.224.0/20}
		PTR	`239.229.242.35.bc.googleusercontent.com`
A	35.246.184.45^{🇩🇪 Google35.246.176.0/20}
A	35.246.248.138^{🇩🇪 Google35.246.240.0/20}
NS	`ns0.niedersachsen.com` ⭐
		A	193.30.60.250^{🇩🇪 VODANET193.30.60.0/24 Gutenberg Rechenzentrum GmbH & Co.}
			PTR	`ns0.niedersachsen.com`
NS	`pns.dtag.de`
		A	2003:40:8000::100^{🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space}
		A	194.25.0.125^{🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider}
			PTR	`pns.dtag.de`
NS	`secondary006.dtag.net`
		A	2a00:fa8:3:0:100:0:6:1^{🇩🇪 NETUSE2a00:fa8:3::/48 NSDTAG}
			PTR	`secondary006.dtag.net`
		A	195.244.245.25^{🇩🇪 NETUSE195.244.245.0/24}
			PTR	`secondary006.dtag.net`
MX	`mx01.hornetsecurity.com` ⭐
		A	94.100.132.8^{🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394}
			PTR	`mx01.hornetsecurity.com`
MX	`mx02.hornetsecurity.com`⁽²⁰⁾
		A	94.100.136.8^{🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net}
			PTR	`mx02.hornetsecurity.com`
MX	`mx03.hornetsecurity.com`⁽³⁰⁾
		A	94.100.134.8^{🇩🇪 NCORE-AS94.100.134.0/24 antispameurope GmbH via as12676}
			PTR	`mx03.hornetsecurity.com`
MX	`mx04.hornetsecurity.com`⁽⁴⁰⁾
		A	94.100.136.7^{🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net}
			PTR	`mx04.hornetsecurity.com`
TXT	`MS=049F6CF6C5FC2CF5D4EFF5A54A439CC8F47B080E`
TXT	`teamviewer-sso-verification=332e9ddd1fd248a9ac09ba8f06765e66`
TXT	`atlassian-domain-verification=Do6jz4Qy7Q282FNBa6m7js1spZyerNgY0XUCVR7QDaxv6RP...`
TXT	`adobe-idp-site-verification=7fdedcd7-f09e-47e1-9ec8-034be274d6fe`
TXT	`kvs3FWn3GIHkOvw3IKRjJvjEfiEeJpdwIwR8O5uzl33bCSyTvyiyCo/V9U6KJTbUp4GGf1X1gKWOU...`
TXT	`extensis-domain-verification=34203165-ca66-482c-b91d-ddbf1d513caf`
TXT	`v=spf1 redirect=gerstenberg.com.spf.hornetdmarc.com`
SOA	`ns0.niedersachsen.com`dns@gutenberg-rz.de 2026-02-20 #32

`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=1771291435

Subdomains

www.gerstenberg.com

Same first word

gerstenberg.com

gerstenberg.us

gerstenberg.eu

DNS History

21 records (10 active, 11 former)

●NSns0.niedersachsen.com2009-01-10 → 2026-03-23 · 2 obs

● 2009-01-10 21:28:38
● 2026-03-23 01:01:12

●NSpns.dtag.de2009-01-10 → 2026-03-23 · 2 obs

● 2009-01-10 21:28:38
● 2026-03-23 01:01:12

●NSsecondary006.dtag.net2009-01-10 → 2026-03-23 · 2 obs

● 2009-01-10 21:28:38
● 2026-03-23 01:01:12

○MXg1.t-systems-contentfilterservices.com2009-01-10 → 2009-01-10 · 3 obs

● 2009-01-10 21:28:38
○ 2015-07-16 22:40:46
○ 2026-03-23 01:01:12

○MXg2.t-systems-contentfilterservices.com2009-01-10 → 2009-01-10 · 3 obs

● 2009-01-10 21:28:38
○ 2015-07-16 22:40:46
○ 2026-03-23 01:01:12

●MXmx01.hornetsecurity.com2026-02-24 → 2026-03-23 · 3 obs

○ 2017-11-06 05:13:40
● 2026-02-24 21:19:30
● 2026-03-23 01:01:12

●MXmx02.hornetsecurity.com2026-02-24 → 2026-03-23 · 3 obs

○ 2017-11-06 05:13:40
● 2026-02-24 21:19:30
● 2026-03-23 01:01:12

●MXmx03.hornetsecurity.com2026-02-24 → 2026-03-23 · 3 obs

○ 2017-11-06 05:13:40
● 2026-02-24 21:19:30
● 2026-03-23 01:01:12

●MXmx04.hornetsecurity.com2026-02-24 → 2026-03-23 · 3 obs

○ 2017-11-06 05:13:40
● 2026-02-24 21:19:30
● 2026-03-23 01:01:12

○MXmx16a.antispameurope.com2016-11-20 → 2017-11-06 · 5 obs

○ 2016-03-22 23:53:26
● 2016-11-20 14:16:06
● 2017-11-06 05:13:40
○ 2026-02-24 21:19:30
○ 2026-03-23 01:01:12

○MXmx16b.antispameurope.com2016-11-20 → 2017-11-06 · 5 obs

○ 2016-03-22 23:53:26
● 2016-11-20 14:16:06
● 2017-11-06 05:13:40
○ 2026-02-24 21:19:30
○ 2026-03-23 01:01:12

○MXmx16c.antispameurope.com2016-11-20 → 2017-11-06 · 5 obs

○ 2016-03-22 23:53:26
● 2016-11-20 14:16:06
● 2017-11-06 05:13:40
○ 2026-02-24 21:19:30
○ 2026-03-23 01:01:12

○MXmx16d.antispameurope.com2016-11-20 → 2017-11-06 · 5 obs

○ 2016-03-22 23:53:26
● 2016-11-20 14:16:06
● 2017-11-06 05:13:40
○ 2026-02-24 21:19:30
○ 2026-03-23 01:01:12

○MXsecure100.t-systems.com2015-07-16 → 2016-03-22 · 5 obs

○ 2009-01-10 21:28:38
● 2015-07-16 22:40:46
● 2016-03-22 23:53:26
○ 2016-11-20 14:16:06
○ 2026-03-23 01:01:12

○MXsecure200.t-systems.com2015-07-16 → 2016-03-22 · 5 obs

○ 2009-01-10 21:28:38
● 2015-07-16 22:40:46
● 2016-03-22 23:53:26
○ 2016-11-20 14:16:06
○ 2026-03-23 01:01:12

○MXsecure500.t-systems.com2015-07-16 → 2016-03-22 · 5 obs

○ 2009-01-10 21:28:38
● 2015-07-16 22:40:46
● 2016-03-22 23:53:26
○ 2016-11-20 14:16:06
○ 2026-03-23 01:01:12

●A35.242.229.2392026-02-24 → 2026-03-23 · 3 obs

○ 2017-11-06 05:13:40
● 2026-02-24 21:19:30
● 2026-03-23 01:01:12

●A35.246.184.452026-02-24 → 2026-03-23 · 3 obs

○ 2017-11-06 05:13:40
● 2026-02-24 21:19:30
● 2026-03-23 01:01:12

●A35.246.248.1382026-02-24 → 2026-03-23 · 3 obs

○ 2017-11-06 05:13:40
● 2026-02-24 21:19:30
● 2026-03-23 01:01:12

○A80.148.35.1972009-01-10 → 2016-11-20 · 4 obs

● 2009-01-10 21:28:38
● 2016-11-20 14:16:06
○ 2017-11-06 05:13:40
○ 2026-03-23 01:01:12

○A80.148.35.2212017-11-06 → 2017-11-06 · 4 obs

○ 2016-11-20 14:16:06
● 2017-11-06 05:13:40
○ 2026-02-24 21:19:30
○ 2026-03-23 01:01:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gerstenberg.com	ns0.niedersachsen.com, pns.dtag.de, secondary006.dtag.net	1 record

✅ Authoritative Response

Server:193.30.60.250

NS records: ns0.niedersachsen.com, pns.dtag.de, secondary006.dtag.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gerstenberg.com (unsigned zone)

⏱️ Timing

Total: 839ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`35.246.184.45, 35.246.248.138...`
NS	3	`ns0.niedersachsen.com, secondary006.dtag.net...`
MX	4	`mx02.hornetsecurity.com (pri: 20), mx04.hornetsecurity.com (pri: 40)...`
TXT	7	`MS=049F6CF6C5FC2CF5D4EFF5A54A439CC8F47B0, teamviewer-sso-verification=332e9ddd1fd2...`
SOA	1	`ns0.niedersachsen.com dns.gutenberg-rz.d`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns0.niedersachsen.com)

Analysis

Hierarchy

www.gerstenberg.com has gerstenberg.com as its parent.

IP Addresses

gerstenberg.com points to IPs: 35.242.229.239, 35.246.184.45 and 35.246.248.138.

Other host names, for instance praeventionsradar.de, chupachups.si, master-7rqtwti-uqe2tn3s7maiq.de-2.platformsh.site, easycargo.at and kampaweb.ch share IP numbers with gerstenberg.com.

Name Servers

gerstenberg.com is delegated to name servers ns0.niedersachsen.com, pns.dtag.de and secondary006.dtag.net.

gerstenberg.com at least partially shares name servers with other domains such as 204.159.62.in-addr.arpa, zinswelt.com, hotel-excellence.com, neubau-pool.ch and neukirchen-vluyn.eu.

These name servers are often used together with ns1.telekom.net, secondary007.dtag.net, secondary004.dtag.net, dnsreh01.rehau.com, dnsreh02.rehau.com, ns1.vgp.de, ns2.vgp.de, dns.krzn.de, s2vg300ns02.pzd-svn.de and s2vg300ns03.pzd-svn.de.

Host names with two IP numbers:

pns.dtag.de points to 2003:40:8000::100 and 194.25.0.125; secondary006.dtag.net points to 2a00:fa8:3:0:100:0:6:1 and 195.244.245.25.

Host names with one IP number:

ns0.niedersachsen.com points to 193.30.60.250.

Mail Servers

gerstenberg.com is handled by four mail servers: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.

gerstenberg.com shares mail servers with other domains at least in part, for instance rimatec.de, comeleo.com, anydeskapp.com, garten-grasberger.at and spieglgmbh.de.

Host names with one IP number:

mx01.hornetsecurity.com points to: 94.100.132.8

mx02.hornetsecurity.com points to: 94.100.136.8

mx03.hornetsecurity.com points to: 94.100.134.8

mx04.hornetsecurity.com points to: 94.100.136.7

gerstenberg.com - robtex.com

gerstenberg.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`gerstenberg.com`

`com`