`aufbaugilde.de`

DNSSEC	⚠️ Not signed
A	217.30.50.64^{🇩🇪 CENTAUR-GMBH-AS217.30.48.0/20 CENTAUR GmbH ISP Germany Heilbronn}
NS	`ns1.centaur-it.net` ⭐
		A	2001:8d8:fe:53:217:160:80:161^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.de`
		A	217.160.80.161^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.de`
NS	`ns2.centaur-it.net`
		A	2001:8d8:fe:53:217:160:81:161^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.biz`
		A	217.160.81.161^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix2.ui-dns.biz`
NS	`ns3.centaur-it.net`
		A	2607:f1c0:fe:53:185:132:35:161^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix2.ui-dns.org`
		A	185.132.35.161^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix2.ui-dns.org`
NS	`ns4.centaur-it.net`
		A	2607:f1c0:fe:53:185:132:34:161^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix2.ui-dns.com`
		A	185.132.34.161^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix2.ui-dns.com`
MX	`red.aufbaugilde.de` ⭐
		A	217.30.50.126^{🇩🇪 CENTAUR-GMBH-AS217.30.48.0/20 CENTAUR GmbH ISP Germany Heilbronn}
			PTR	`red.aufbaugilde.de`
TXT	`MS=ms37940951`
TXT	`_globalsign-domain-verification=I2PgIMkQwhAPubNLQfafJN1SxE3ACOkcemXcJWYhuq`
TXT	`v=spf1 mx a include:_spf.rexx-suite.com ip4:217.30.63.30 ip4:217.30.63.20 ip4...`
TXT	`FCGiCTDOagYUfF9XyLwl+Jfh5PP13v/kMbj7UIB+cYo=`
SOA	`ns1.centaur-it.net`do-not-reply@aufbaugilde.de 2025-09-17 #8

`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=1774994976

Subdomains

mail.aufbaugilde.de

red.aufbaugilde.de

Same first word

aufbaugilde.de

DNS History

12 records (6 active, 6 former)

○NSns1.as29145.net2008-12-13 → 2017-01-05 · 4 obs

● 2008-12-13 19:40:06
● 2017-01-05 18:02:36
○ 2026-02-18 13:40:32
○ 2026-03-31 22:27:30

●NSns1.centaur-it.net2026-02-18 → 2026-03-31 · 3 obs

○ 2017-01-05 18:02:36
● 2026-02-18 13:40:32
● 2026-03-31 22:27:30

○NSns2.as29145.net2008-12-13 → 2017-01-05 · 4 obs

● 2008-12-13 19:40:06
● 2017-01-05 18:02:36
○ 2026-02-18 13:40:32
○ 2026-03-31 22:27:30

●NSns2.centaur-it.net2026-02-18 → 2026-03-31 · 3 obs

○ 2017-01-05 18:02:36
● 2026-02-18 13:40:32
● 2026-03-31 22:27:30

●NSns3.centaur-it.net2026-02-18 → 2026-03-31 · 3 obs

○ 2017-01-05 18:02:36
● 2026-02-18 13:40:32
● 2026-03-31 22:27:30

●NSns4.centaur-it.net2026-02-18 → 2026-03-31 · 3 obs

○ 2017-01-05 18:02:36
● 2026-02-18 13:40:32
● 2026-03-31 22:27:30

●MXred.aufbaugilde.de2026-02-18 → 2026-03-31 · 3 obs

○ 2017-01-05 18:02:36
● 2026-02-18 13:40:32
● 2026-03-31 22:27:30

○MXscan1.aufbaugilde.de2008-12-13 → 2017-01-05 · 4 obs

● 2008-12-13 19:40:06
● 2017-01-05 18:02:36
○ 2026-02-18 13:40:32
○ 2026-03-31 22:27:30

○MXscan2.aufbaugilde.de2008-12-13 → 2017-01-05 · 4 obs

● 2008-12-13 19:40:06
● 2017-01-05 18:02:36
○ 2026-02-18 13:40:32
○ 2026-03-31 22:27:30

○A217.30.49.1402008-12-13 → 2008-12-13 · 3 obs

● 2008-12-13 19:40:06
○ 2015-06-21 01:45:38
○ 2026-03-31 22:27:30

○A217.30.50.1142015-06-21 → 2017-01-05 · 5 obs

○ 2008-12-13 19:40:06
● 2015-06-21 01:45:38
● 2017-01-05 18:02:36
○ 2026-02-18 13:40:32
○ 2026-03-31 22:27:30

●A217.30.50.642026-02-18 → 2026-03-31 · 3 obs

○ 2017-01-05 18:02:36
● 2026-02-18 13:40:32
● 2026-03-31 22:27:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
aufbaugilde.de	ns2.centaur-it.net, ns4.centaur-it.net, ns1.centaur-it.net, ns3.centaur-it.net	-

✅ Authoritative Response

Server:217.160.81.161

NS records: ns2.centaur-it.net, ns4.centaur-it.net, ns1.centaur-it.net, ns3.centaur-it.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for aufbaugilde.de (unsigned zone)

⏱️ Timing

Total: 962ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.30.50.64`
NS	4	`ns3.centaur-it.net, ns1.centaur-it.net...`
MX	1	`red.aufbaugilde.de (pri: 10)`
TXT	4	`MS=ms37940951, _globalsign-domain-verification=I2PgIMkQ...`
SOA	1	`ns1.centaur-it.net do-not-reply.aufbaugi`

Analysis

Hierarchy

aufbaugilde.de is the parent of mail.aufbaugilde.de and red.aufbaugilde.de.

IP Addresses

aufbaugilde.de points to an IP address: 217.30.50.64.

other host names include gildecenter.de, ntn-auto.de, extcrm.centaur.de, gassner-mitsubishi.de and mitsubishi-ersatzteile.de; they share IP numbers with aufbaugilde.de.

Name Servers

aufbaugilde.de delegates to four name servers: ns1.centaur-it.net, ns2.centaur-it.net, ns3.centaur-it.net and ns4.centaur-it.net.

aufbaugilde.de at least partially shares name servers with other domains, for instance connect-your-business.de, 63.30.217.in-addr.arpa, fbz-formen.de, 52.30.217.in-addr.arpa and as29145.net.

Host names with two IP numbers: ns1.centaur-it.net points to 2001:8d8:fe:53:217:160:80:161 and 217.160.80.161; ns2.centaur-it.net points to 2001:8d8:fe:53:217:160:81:161 and 217.160.81.161; ns3.centaur-it.net points to 2607:f1c0:fe:53:185:132:35:161 and 185.132.35.161; ns4.centaur-it.net points to 2607:f1c0:fe:53:185:132:34:161 and 185.132.34.161.

Mail Servers

aufbaugilde.de is handled by a single mail server, red.aufbaugilde.de.

aufbaugilde.de shares at least some mail servers with other domains, for instance bildungspark.de.

these mail servers are commonly used together with ms11339199.msv1.invalid.

The host name red.aufbaugilde.de points to IP 217.30.50.126.

aufbaugilde.de - robtex.com

aufbaugilde.de

de

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`aufbaugilde.de`

`de`