`unt-systemhaus.com`

DNSSEC	⚠️ Not signed
A	87.138.109.107^{🇩🇪 DTAG87.128.0.0/10 Deutsche Telekom AG, Internet service provider}
		PTR	`mail.unt-systemhaus.com`
NS	`nsa9.schlundtech.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:227^{🇺🇸 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-stec.ui-dns.com`
		A	185.132.34.227^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-stec.ui-dns.com`
NS	`nsb9.schlundtech.de`
		A	2607:f1c0:fe:53:185:132:35:227^{🇺🇸 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-stec.ui-dns.org`
		A	185.132.35.227^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-stec.ui-dns.org`
NS	`nsc9.schlundtech.de`
		A	2001:8d8:fe:53:217:160:80:227^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.de`
		A	217.160.80.227^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.de`
NS	`nsd9.schlundtech.de`
		A	2001:8d8:fe:53:217:160:81:227^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.biz`
		A	217.160.81.227^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.biz`
MX	`mail.unt-systemhaus.com` ⭐
		A	87.138.109.107^{🇩🇪 DTAG87.128.0.0/10 Deutsche Telekom AG, Internet service provider}
			PTR	`mail.unt-systemhaus.com`
TXT	`v=spf1 a mx ip4:87.138.109.107 ip4:80.147.183.107 -all`
SOA	`nsa9.schlundtech.de`info@unt-online.com 2025-09-30 #2

`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=1778434076

DNS History

7 records (6 active, 1 former)

●NSnsa9.schlundtech.de2018-01-31 → 2026-05-10 · 2 obs

● 2018-01-31 17:00:46
● 2026-05-10 17:48:10

●NSnsb9.schlundtech.de2018-01-31 → 2026-05-10 · 2 obs

● 2018-01-31 17:00:46
● 2026-05-10 17:48:10

●NSnsc9.schlundtech.de2018-01-31 → 2026-05-10 · 2 obs

● 2018-01-31 17:00:46
● 2026-05-10 17:48:10

●NSnsd9.schlundtech.de2018-01-31 → 2026-05-10 · 2 obs

● 2018-01-31 17:00:46
● 2026-05-10 17:48:10

●MXmail.unt-systemhaus.com2026-05-10 → 2026-05-10 · 2 obs

● 2026-05-10 17:48:08
● 2026-05-10 17:48:10

○A212.227.53.992018-01-31 → 2018-01-31 · 3 obs

● 2018-01-31 17:00:46
○ 2026-05-10 17:48:08
○ 2026-05-10 17:48:10

●A87.138.109.1072026-05-10 → 2026-05-10 · 3 obs

○ 2018-01-31 17:00:46
● 2026-05-10 17:48:08
● 2026-05-10 17:48:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net...	-
unt-systemhaus.com	nsa9.schlundtech.de, nsb9.schlundtech.de, nsc9.schlundtech.de, nsd9.schlundtech.de	-

✅ Authoritative Response

Server:185.132.34.227

NS records: nsa9.schlundtech.de, nsb9.schlundtech.de, nsc9.schlundtech.de, nsd9.schlundtech.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for unt-systemhaus.com (unsigned zone)

⏱️ Timing

Total: 645ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`87.138.109.107`
NS	4	`nsa9.schlundtech.de, nsb9.schlundtech.de...`
MX	1	`mail.unt-systemhaus.com (pri: 10)`
TXT	1	`v=spf1 a mx ip4:87.138.109.107 ip4:80.14`
SOA	1	`nsa9.schlundtech.de info.unt-online.com`

Analysis

IP Addresses

unt-systemhaus.com resolves to one IP number: 87.138.109.107.

Other host names, for instance info.unt-online.com, ns.unt-online.com, unt-online.com and mail.unt-online.com share IP numbers with unt-systemhaus.com.

Name Servers

unt-systemhaus.com is delegated to four name servers: nsa9.schlundtech.de, nsb9.schlundtech.de, nsc9.schlundtech.de and nsd9.schlundtech.de.

unt-systemhaus.com at least partially shares name servers with other domains, for instance openweek.de, norderbergalm.at, warnaufsteller.de, devolo.asia and pronauten.de.

Host names with two IP numbers:

nsa9.schlundtech.de points to 2607:f1c0:fe:53:185:132:34:227 and 185.132.34.227; nsb9.schlundtech.de points to 2607:f1c0:fe:53:185:132:35:227 and 185.132.35.227; nsc9.schlundtech.de points to 2001:8d8:fe:53:217:160:80:227 and 217.160.80.227; nsd9.schlundtech.de points to 2001:8d8:fe:53:217:160:81:227 and 217.160.81.227.

Mail Servers

unt-systemhaus.com is handled by a single mail server, mail.unt-systemhaus.com.

mail.unt-systemhaus.com resolves to IP 87.138.109.107.

unt-systemhaus.com - robtex.com