`oabertram.de`

DNSSEC	⚠️ Not signed
A	2a02:708:0:167::2^{🇩🇪 ratiokontakt2a02:708::/32 GmbH}
		PTR	`linux18.unixserver.org`
A	212.223.26.38^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
NS	`ns.nameserver8.de` ⭐
		A	212.223.44.220^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`ns12.nameserver.de`
NS	`ns.nameserver7.de`
		A	212.223.44.219^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`ns11.nameserver.de`
MX	`mail.oabertram.de` ⭐
		A	212.223.165.71^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`frontend.clustermail.de`
TXT	`v=spf1 include:spf.clustermail.de -all`
SOA	`ns.nameserver8.de`dnsmaster@ns.nameserver8.de 2024-01-23 #1

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1786171949

Subdomains

mail-in.oabertram.de

mail.oabertram.de

Same first word

oabertram.de

Similar names

bertorama.com

arabmetro.com

barometar.net

DNS History

9 records (5 active, 4 former)

●NSns.nameserver7.de2007-08-14 → 2026-08-08 · 2 obs

● 2007-08-14 18:25:02
● 2026-08-08 06:56:24

●NSns.nameserver8.de2007-08-14 → 2026-08-08 · 2 obs

● 2007-08-14 18:25:02
● 2026-08-08 06:56:24

○MXmail-in.oabertram.de2007-08-14 → 2007-08-14 · 3 obs

● 2007-08-14 18:25:02
○ 2015-08-13 07:56:30
○ 2026-08-08 06:56:24

●MXmail.oabertram.de2015-08-13 → 2026-08-08 · 3 obs

○ 2007-08-14 18:25:02
● 2015-08-13 07:56:30
● 2026-08-08 06:56:24

○A212.223.164.342015-08-13 → 2015-12-11 · 5 obs

○ 2007-08-14 18:25:02
● 2015-08-13 07:56:30
● 2015-12-11 08:00:46
○ 2016-03-17 05:10:18
○ 2026-08-08 06:56:24

●A212.223.26.382026-04-17 → 2026-08-08 · 3 obs

○ 2018-07-13 04:28:38
● 2026-04-17 20:35:48
● 2026-08-08 06:56:24

○A212.223.44.2262016-03-17 → 2018-07-13 · 5 obs

○ 2015-12-11 08:00:46
● 2016-03-17 05:10:18
● 2018-07-13 04:28:38
○ 2026-04-17 20:35:48
○ 2026-08-08 06:56:24

○A212.223.59.992007-08-14 → 2007-08-14 · 3 obs

● 2007-08-14 18:25:02
○ 2015-08-13 07:56:30
○ 2026-08-08 06:56:24

●A2a02:708:0:167::22026-04-17 → 2026-08-08 · 3 obs

○ 2018-07-13 04:28:38
● 2026-04-17 20:35:48
● 2026-08-08 06:56:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
oabertram.de	ns.nameserver7.de, ns.nameserver8.de	-

✅ Authoritative Response

Server:212.223.44.219

NS records: ns.nameserver7.de, ns.nameserver8.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oabertram.de (unsigned zone)

⏱️ Timing

Total: 1439ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.223.26.38`
AAAA	1	`2a02:708:0:167::2`
NS	2	`ns.nameserver7.de, ns.nameserver8.de`
MX	1	`mail.oabertram.de (pri: 10)`
TXT	1	`v=spf1 include:spf.clustermail.de -all`
SOA	1	`ns.nameserver8.de dnsmaster.ns.nameserve`

Analysis

Hierarchy

oabertram.de is the parent domain of mail-in.oabertram.de and mail.oabertram.de.

IP Addresses

oabertram.de has two IP addresses: 212.223.26.38 and 2a02:708:0:167::2

Additional host names — bowa-aschau.info, hermes.zentrale.schwan-partner.de, www.autohaus-ebersberg.de and two others — share IP numbers with oabertram.de.

Name Servers

Two name servers handle the delegation for oabertram.de: ns.nameserver7.de and ns.nameserver8.de.

oabertram.de shares its name server setup with other domains, including icsm.de, pixelmaster.de, wkwregister.de and two others.

There is at least partial name server overlap between oabertram.de and other domains — fischer-immo.de, kfzpilot.de, nameserver8.de and two more among them.

These name servers frequently co-occur with the name servers ns11.nameserver.de and ns12.nameserver.de.

ns.nameserver7.de → 212.223.44.219 and ns.nameserver8.de → 212.223.44.220: one IP number per host name.

Mail Servers

oabertram.de has one mail server: mail.oabertram.de.

mail.oabertram.de carries a single IP number, which is 212.223.165.71.

oabertram.de - robtex.com

oabertram.de

de