built.de - dns.ninja

`built.de`

DNSSEC	⚠️ Not signed
A	213.131.255.231^{🇩🇪 PLUSSERVER-ASN1213.131.224.0/19 PlusServer GmbH Aggregate Duesseldorf}
		PTR	`231.255.131.213.static.inetbone.net`
NS	`ns29.domaincontrol.com` ⭐
		A	2603:5:2181::f^{🇺🇸 GODADDY-DNS2603:5:2180::/44}
			PTR	`ns29.domaincontrol.com`
		A	97.74.104.15^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns29.domaincontrol.com`
NS	`ns30.domaincontrol.com`
		A	2603:5:2281::f^{🇺🇸 GODADDY-DNS2603:5:2280::/44}
			PTR	`ns30.domaincontrol.com`
		A	173.201.72.15^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns30.domaincontrol.com`
MX	`built-ems.in.tmes.trendmicro.eu` ⭐
		A	18.185.115.145^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`in.tmes.trendmicro.eu`
		A	18.185.115.146^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`in.tmes.trendmicro.eu`
		A	18.185.115.147^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`in.tmes.trendmicro.eu`
MX	`built-de.mail.protection.outlook.com`⁽²⁰⁾
		A	2a01:111:f403:ca27::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::1^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::2^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
		A	52.101.168.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	52.101.170.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	52.101.170.1^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	52.101.170.2^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
TXT	`MS=ms89108272`
TXT	`v=spf1 a mx ip4:83.246.65.0/24 ip4:217.64.175.0/24 ip4:94.100.128.0/20 ip4:19...`
TXT	`tmes=0269251170f10b17cc8c80a2b84ea324`
SOA	`ns29.domaincontrol.com`dns@jomax.net 2026-06-17 #0

`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=1786142498

Subdomains

mail3.built.de

mailgate.built.de

mailgate2.built.de

ns2.built.de

mail.built.de

www.built.de

mail2.built.de

Same first word

built.org

built.biz

built.ru

built.digital

built.construction

built.kiwi

built.ca

built.io

built.zone

built.co.za

built.fr

built.sk

built.com

built.it

built.design

built.swiss

built.dev

built.glitch.me

built.info

built.city

built.me

built.nyc

built.ventures

built.careers

built.one

built.lu

built.by

built.pro

built.gr

built.bar

built.ie

built.org.uk

built.ae

built.co.uk

built.co.jp

built.be

built.agency

built.at

built.solutions

built.media

built.com.sa

built.de

built.london

built.com.au

built.ch

built.co

built.world

built.jp

built.es

built.cn

built.us

Similar names

ultib.de

bluit.es

bitul.pl

bulti.at

bluti.net.br

butil.ru

bulit.com

lubit.ru

lubit.com.br

tbliu.com

btliu.com

bulit.ru

libut.com

butil.com

lutbi.com

bluit.us

ublit.com

bulit.fr

butli.pl

ulbit.de

bitul.com

bluit.de

bulit.com.ar

lubit.ch

tulib.com

bitul.ro

utlib.ca

utlib.ee

bitlu.com

bitlu.de

tulib.org

lubit.sk

bluit.it

ubitl.com

lubit.nl

utlib.com

bilut.com

lubit.de

tlbui.com

lubit.eu

tiblu.com

itbul.com

itlub.ru

bulti.com

tubli.net

bulti.de

litbu.ru

bluti.com.br

lubit.co.il

tubli.ee

bluti.de

lubit.com

ulbit.com

DNS History

20 records (5 active, 15 former)

○NSauth02.ns.de.uu.net2008-11-27 → 2015-06-11 · 4 obs

● 2008-11-27 08:39:50
● 2015-06-11 01:57:40
○ 2015-10-28 20:03:34
○ 2026-08-07 23:00:34

○NSauth52.ns.de.uu.net2008-11-27 → 2015-06-11 · 4 obs

● 2008-11-27 08:39:50
● 2015-06-11 01:57:40
○ 2015-10-28 20:03:34
○ 2026-08-07 23:00:34

○NSns.namespace4you.de2015-10-28 → 2021-08-01 · 5 obs

○ 2015-06-11 01:57:40
● 2015-10-28 20:03:34
● 2021-08-01 01:44:46
○ 2026-02-28 07:12:04
○ 2026-08-07 23:00:34

○NSns2.namespace4you.de2015-10-28 → 2021-08-01 · 5 obs

○ 2015-06-11 01:57:40
● 2015-10-28 20:03:34
● 2021-08-01 01:44:46
○ 2026-02-28 07:12:04
○ 2026-08-07 23:00:34

●NSns29.domaincontrol.com2026-02-28 → 2026-08-07 · 3 obs

○ 2021-08-01 01:44:46
● 2026-02-28 07:12:04
● 2026-08-07 23:00:34

●NSns30.domaincontrol.com2026-02-28 → 2026-08-07 · 3 obs

○ 2021-08-01 01:44:46
● 2026-02-28 07:12:04
● 2026-08-07 23:00:34

●MXbuilt-de.mail.protection.outlook.com2021-08-01 → 2026-08-07 · 3 obs

○ 2016-12-14 15:36:32
● 2021-08-01 01:44:46
● 2026-08-07 23:00:34

●MXbuilt-ems.in.tmes.trendmicro.eu2026-02-28 → 2026-08-07 · 3 obs

○ 2021-08-01 01:44:46
● 2026-02-28 07:12:04
● 2026-08-07 23:00:34

○MXfallback.mail.de.uu.net2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 08:39:50
○ 2015-06-11 01:57:40
○ 2026-08-07 23:00:34

○MXmail.built.de2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 08:39:50
○ 2015-06-11 01:57:40
○ 2026-08-07 23:00:34

○MXmail2.built.de2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 08:39:50
○ 2015-06-11 01:57:40
○ 2026-08-07 23:00:34

○MXmailgate.built.de2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 08:39:50
○ 2015-06-11 01:57:40
○ 2026-08-07 23:00:34

○MXmailgate2.built.de2008-11-27 → 2008-11-27 · 3 obs

● 2008-11-27 08:39:50
○ 2015-06-11 01:57:40
○ 2026-08-07 23:00:34

○MXmx12a.antispameurope.com2015-06-11 → 2016-12-14 · 5 obs

○ 2008-11-27 08:39:50
● 2015-06-11 01:57:40
● 2016-12-14 15:36:32
○ 2021-08-01 01:44:46
○ 2026-08-07 23:00:34

○MXmx12b.antispameurope.com2015-06-11 → 2016-12-14 · 5 obs

○ 2008-11-27 08:39:50
● 2015-06-11 01:57:40
● 2016-12-14 15:36:32
○ 2021-08-01 01:44:46
○ 2026-08-07 23:00:34

○MXmx12c.antispameurope.com2015-06-11 → 2016-12-14 · 5 obs

○ 2008-11-27 08:39:50
● 2015-06-11 01:57:40
● 2016-12-14 15:36:32
○ 2021-08-01 01:44:46
○ 2026-08-07 23:00:34

○MXmx12d.antispameurope.com2015-06-11 → 2016-12-14 · 5 obs

○ 2008-11-27 08:39:50
● 2015-06-11 01:57:40
● 2016-12-14 15:36:32
○ 2021-08-01 01:44:46
○ 2026-08-07 23:00:34

○MXmxlb.ispgateway.de2015-10-28 → 2016-12-14 · 5 obs

○ 2015-06-11 01:57:40
● 2015-10-28 20:03:34
● 2016-12-14 15:36:32
○ 2021-08-01 01:44:46
○ 2026-08-07 23:00:34

○A193.97.251.2472008-11-27 → 2015-06-11 · 4 obs

● 2008-11-27 08:39:50
● 2015-06-11 01:57:40
○ 2015-10-28 20:03:34
○ 2026-08-07 23:00:34

●A213.131.255.2312015-10-28 → 2026-08-07 · 3 obs

○ 2015-06-11 01:57:40
● 2015-10-28 20:03:34
● 2026-08-07 23:00:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
built.de	ns29.domaincontrol.com, ns30.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.72.15

NS records: ns29.domaincontrol.com, ns30.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for built.de (unsigned zone)

⏱️ Timing

Total: 669ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.131.255.231`
NS	2	`ns29.domaincontrol.com, ns30.domaincontrol.com`
MX	2	`built-ems.in.tmes.trendmicro.eu (pri: 0), built-de.mail.protection.outlook.com (pr`
TXT	3	`MS=ms89108272, v=spf1 a mx ip4:83.246.65.0/24 ip4:217.6...`
SOA	1	`ns29.domaincontrol.com dns.jomax.net`

Analysis

Hierarchy

The host names mail3.built.de, mailgate.built.de, mailgate2.built.de, ns2.built.de and mail.built.de — among a few others — fall under the parent domain built.de.

IP Addresses

built.de resolves to just one IP address, 213.131.255.231.

Name Servers

built.de uses two name servers for its delegation: ns29.domaincontrol.com and ns30.domaincontrol.com.

built.de shares its NS records with other domains, for example firedupfit.com, telehealthlawyers.com, adjwjjcd.xyz and two others.

The two host names ns29.domaincontrol.com and ns30.domaincontrol.com each have a pair of IP addresses: ns29.domaincontrol.com has 97.74.104.15 and 2603:5:2181::f, and ns30.domaincontrol.com has 173.201.72.15 and 2603:5:2281::f.

Mail Servers

built.de is served by two mail servers, built-de.mail.protection.outlook.com and built-ems.in.tmes.trendmicro.eu.

DNS names with 8 IP addresses:

Hostname built-de.mail.protection.outlook.com directs to 52.101.168.0, 52.101.170.0 and 52.101.170.1 along with 5 other IP addresses.

Hostnames that map to three IP numbers:

The hostname built-ems.in.tmes.trendmicro.eu directs to 18.185.115.145, 18.185.115.146 and 18.185.115.147.