`flume-technik.com`

DNSSEC	⚠️ Not signed
NS	`dns2.btnet.de` ⭐
		A	213.68.194.51^{🇩🇪 AS702213.68.0.0/14 VERIZON-DE-AGG-149.228}
NS	`dns.btnet.de`
		A	195.243.214.4^{🇩🇪 DTAG195.243.0.0/16 Deutsche Telekom AG, Internet service provider}
MX	`smtp1.active-mailsystem.de` ⭐
		A	217.78.136.82^{🇩🇪 VERSATEL217.78.128.0/20 Versatel Deutschland}
			PTR	`smtp1.active-mailsystem.de`
MX	`smtp3.active-mailsystem.de`⁽¹¹⁾
		A	194.172.160.82^{🇩🇪 RITTERNET194.172.160.0/24}
			PTR	`smtp3.active-mailsystem.de`
MX	`smtp2.active-mailsystem.de`⁽²⁰⁾
		A	88.79.202.82^{🇩🇪 VODANET88.64.0.0/12 ARCOR-IP}
			PTR	`smtp2.active-mailsystem.de`
SOA	`dns.btnet.de`sysadmin@btnet.de 2025-10-29 #1

`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=1775015402

Same first word

flume-technik.com

DNS History

5 records (5 active, 0 former)

●NSdns.btnet.de2015-06-13 → 2026-04-01 · 2 obs

● 2015-06-13 09:39:26
● 2026-04-01 04:00:22

●NSdns2.btnet.de2015-06-13 → 2026-04-01 · 2 obs

● 2015-06-13 09:39:26
● 2026-04-01 04:00:22

●MXsmtp1.active-mailsystem.de2015-06-13 → 2026-04-01 · 2 obs

● 2015-06-13 09:39:26
● 2026-04-01 04:00:22

●MXsmtp2.active-mailsystem.de2015-06-13 → 2026-04-01 · 2 obs

● 2015-06-13 09:39:26
● 2026-04-01 04:00:22

●MXsmtp3.active-mailsystem.de2015-06-13 → 2026-04-01 · 2 obs

● 2015-06-13 09:39:26
● 2026-04-01 04:00:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
flume-technik.com	dns.btnet.de, dns2.btnet.de	-

✅ Authoritative Response

Server:213.68.194.51

NS records: dns.btnet.de, dns2.btnet.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flume-technik.com (unsigned zone)

⏱️ Timing

Total: 4435ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns.btnet.de, dns2.btnet.de`
MX	3	`smtp2.active-mailsystem.de (pri: 20), smtp3.active-mailsystem.de (pri: 11)...`
SOA	1	`dns.btnet.de sysadmin.btnet.de`

Analysis

Name Servers

flume-technik.com's delegation uses two name servers: dns2.btnet.de and dns.btnet.de.

flume-technik.com uses the same name server setup as other domains, such as verlagruhr.net, smart-juentgen.de, ahponline.de, flume.de and 202.79.88.in-addr.arpa.

flume-technik.com at least partially shares name servers with other domains, including active-mailsystem.de, hobbyklok.nl, rittec.de, stahlrohr-gmbh.de and 136.78.217.in-addr.arpa.

These name servers are often used with dns0.btnet.de and dns3.btnet.de.

Host names with a single IP address: dns2.btnet.de points to 213.68.194.51; dns.btnet.de points to 195.243.214.4.

Mail Servers

Three mail servers handle flume-technik.com: smtp1.active-mailsystem.de, smtp2.active-mailsystem.de and smtp3.active-mailsystem.de.

flume-technik.com shares at least some mail servers with other domains, for example kitnet.de, technologie-verbund.de, routing-manager.com, plastische-operationen.de and routingmanagement.de.

Host names with a single IP:

smtp1.active-mailsystem.de points to 217.78.136.82; smtp2.active-mailsystem.de points to 88.79.202.82; smtp3.active-mailsystem.de points to 194.172.160.82.

flume-technik.com - robtex.com