`buchholz-computer.de`

DNSSEC	⚠️ Not signed
A	89.117.59.225^{🇩🇪 CONTABO89.117.48.0/20}
		PTR	`mail.buchholz-software.de`
NS	`ns1.icyteas.de` ⭐
		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.icyteas.de`
		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.icyteas.de`
		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.icyteas.de`
		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	`mail.iagt.de` ⭐
		A	89.117.59.225^{🇩🇪 CONTABO89.117.48.0/20}
			PTR	`mail.buchholz-software.de`
SOA	`ns1.icyteas.de`hbuchholz@buchholz-computer.de 2024-12-10 #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=1786609381

Same first word

buchholz-computer.de

DNS History

8 records (6 active, 2 former)

●NSns1.icyteas.de2015-07-23 → 2026-08-13 · 2 obs

● 2015-07-23 16:34:40
● 2026-08-13 08:52:24

●NSns2.icyteas.de2015-07-23 → 2026-08-13 · 2 obs

● 2015-07-23 16:34:40
● 2026-08-13 08:52:24

●NSns3.icyteas.de2015-07-23 → 2026-08-13 · 2 obs

● 2015-07-23 16:34:40
● 2026-08-13 08:52:24

●NSns4.icyteas.de2015-07-23 → 2026-08-13 · 2 obs

● 2015-07-23 16:34:40
● 2026-08-13 08:52:24

○MXmail.buchholz-computer.de2015-07-23 → 2017-06-23 · 4 obs

● 2015-07-23 16:34:40
● 2017-06-23 01:55:14
○ 2026-04-03 14:04:42
○ 2026-08-13 08:52:24

●MXmail.iagt.de2026-04-03 → 2026-08-13 · 3 obs

○ 2017-06-23 01:55:14
● 2026-04-03 14:04:42
● 2026-08-13 08:52:24

○A213.136.77.1552015-07-23 → 2017-06-23 · 4 obs

● 2015-07-23 16:34:40
● 2017-06-23 01:55:14
○ 2026-04-03 14:04:42
○ 2026-08-13 08:52:24

●A89.117.59.2252026-04-03 → 2026-08-13 · 3 obs

○ 2017-06-23 01:55:14
● 2026-04-03 14:04:42
● 2026-08-13 08:52:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
buchholz-computer.de	ns1.icyteas.de, ns3.icyteas.de, ns2.icyteas.de, ns4.icyteas.de	8 records

✅ Authoritative Response

Server:74.208.254.121

NS records: ns1.icyteas.de, ns3.icyteas.de, ns2.icyteas.de, ns4.icyteas.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buchholz-computer.de (unsigned zone)

⏱️ Timing

Total: 592ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.117.59.225`
NS	4	`ns2.icyteas.de, ns3.icyteas.de...`
MX	1	`mail.iagt.de (pri: 10)`
SOA	1	`ns1.icyteas.de hbuchholz.buchholz-comput`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns4.icyteas.de, ns3.icyteas.de, ns2.icyteas.de...)

Analysis

IP Addresses

buchholz-computer.de has exactly one IP address — 89.117.59.225.

mail.buchholz-software.de, mail.iagt.de, 117.89.buchholz-software.de plus two other host names have IP numbers in common with buchholz-computer.de.

Name Servers

Four name servers handle the delegation for buchholz-computer.de: ns1.icyteas.de, ns2.icyteas.de, ns3.icyteas.de and ns4.icyteas.de.

At least some of buchholz-computer.de's name servers are shared with other domains, for example szag.biz, hsd-stahl.info, telcat.de and two more.

These name servers tend to be used in conjunction with the name servers ns.braunschweig.de.

Four hostnames, each resolving to a pair of IP addresses: ns1.icyteas.de directs to 217.160.80.161 and 2001:8d8:fe:53:217:160:80:161; ns2.icyteas.de directs to 217.160.81.161 and 2001:8d8:fe:53:217:160:81:161; ns3.icyteas.de directs to 185.132.35.161 and 2607:f1c0:fe:53:185:132:35:161; ns4.icyteas.de directs to 185.132.34.161 and 2607:f1c0:fe:53:185:132:34:161.

Mail Servers

buchholz-computer.de uses one mail server — mail.iagt.de.

buchholz-computer.de, iagt.de and mail.iagt.de all share the same mail server setup.

mail.iagt.de directs to just one IP number, 89.117.59.225.

buchholz-computer.de - robtex.com