`protectiveventilation.systems`

DNSSEC	⚠️ Not signed
A	2a01:4f8:d0a:528b::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`www350.your-server.de`
A	78.46.139.237^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
NS	`ns1.your-server.de` ⭐
		A	2a01:4f8:0:1::5ddc:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.your-server.de`
		A	213.133.100.102^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`ns1.your-server.de`
NS	`ns.second-ns.com`
		A	2a01:4f8:0:a101::b:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns.second-ns.com`
		A	213.239.204.242^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns.second-ns.com`
NS	`ns3.second-ns.de`
		A	2001:67c:192c::add:b3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`ns3.second-ns.de`
		A	193.47.99.4^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`ns3.second-ns.de`
MX	`www350.your-server.de` ⭐
		A	2a01:4f8:d0a:528b::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`www350.your-server.de`
		A	78.46.139.237^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
			PTR	`www350.your-server.de`
TXT	`v=spf1 +a +mx ?all`
SOA	`ns1.your-server.de`postmaster@your-server.de 2026-01-14 #0

`systems`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.systems` ⭐
	NS	`v0n1.nic.systems`
	NS	`v0n2.nic.systems`
	NS	`v0n3.nic.systems`
	NS	`v2n0.nic.systems`
	NS	`v2n1.nic.systems`
	SOA	`v0n0.nic.systems`hostmaster@donuts.email serial=1786175066

Same first word

protectiveventilation.systems

DNS History

12 records (6 active, 6 former)

●NSns.second-ns.com2026-03-14 → 2026-08-08 · 3 obs

○ 2018-09-07 13:34:48
● 2026-03-14 03:51:28
● 2026-08-08 08:04:46

○NSns.udag.de2016-12-10 → 2018-09-07 · 4 obs

● 2016-12-10 22:20:06
● 2018-09-07 13:34:48
○ 2026-03-14 03:51:28
○ 2026-08-08 08:04:46

○NSns.udag.net2016-12-10 → 2018-09-07 · 4 obs

● 2016-12-10 22:20:06
● 2018-09-07 13:34:48
○ 2026-03-14 03:51:28
○ 2026-08-08 08:04:46

○NSns.udag.org2016-12-10 → 2018-09-07 · 4 obs

● 2016-12-10 22:20:06
● 2018-09-07 13:34:48
○ 2026-03-14 03:51:28
○ 2026-08-08 08:04:46

●NSns1.your-server.de2026-03-14 → 2026-08-08 · 3 obs

○ 2018-09-07 13:34:48
● 2026-03-14 03:51:28
● 2026-08-08 08:04:46

●NSns3.second-ns.de2026-03-14 → 2026-08-08 · 3 obs

○ 2018-09-07 13:34:48
● 2026-03-14 03:51:28
● 2026-08-08 08:04:46

○MXmx00.udag.de2016-12-10 → 2018-09-07 · 4 obs

● 2016-12-10 22:20:06
● 2018-09-07 13:34:48
○ 2026-03-14 03:51:28
○ 2026-08-08 08:04:46

○MXmx01.udag.de2016-12-10 → 2018-09-07 · 4 obs

● 2016-12-10 22:20:06
● 2018-09-07 13:34:48
○ 2026-03-14 03:51:28
○ 2026-08-08 08:04:46

●MXwww350.your-server.de2026-03-14 → 2026-08-08 · 3 obs

○ 2018-09-07 13:34:48
● 2026-03-14 03:51:28
● 2026-08-08 08:04:46

●A2a01:4f8:d0a:528b::22026-03-14 → 2026-08-08 · 3 obs

○ 2018-09-07 13:34:48
● 2026-03-14 03:51:28
● 2026-08-08 08:04:46

●A78.46.139.2372026-03-14 → 2026-08-08 · 3 obs

○ 2018-09-07 13:34:48
● 2026-03-14 03:51:28
● 2026-08-08 08:04:46

○A89.31.143.12016-12-10 → 2018-09-07 · 4 obs

● 2016-12-10 22:20:06
● 2018-09-07 13:34:48
○ 2026-03-14 03:51:28
○ 2026-08-08 08:04:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
systems	v0n0.nic.systems, v0n1.nic.systems, v0n2.nic.systems, v0n3.nic.systems...	12 records
protectiveventilation.systems	ns3.second-ns.de, ns.second-ns.com, ns1.your-server.de	-

✅ Authoritative Response

Server:193.47.99.4

NS records: ns3.second-ns.de, ns.second-ns.com, ns1.your-server.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for protectiveventilation.systems (unsigned zone)

⏱️ Timing

Total: 370ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.46.139.237`
AAAA	1	`2a01:4f8:d0a:528b::2`
NS	3	`ns3.second-ns.de, ns.second-ns.com...`
MX	1	`www350.your-server.de (pri: 10)`
TXT	1	`v=spf1 +a +mx ?all`
SOA	1	`ns1.your-server.de postmaster.your-serve`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.systems, v0n1.nic.systems, v0n2.nic.systems...)

Analysis

IP Addresses

protectiveventilation.systems points to the IP addresses 78.46.139.237 and 2a01:4f8:d0a:528b::2

Additional host names — criz.de, compot.com, serapion.eu and two others — share IP numbers with protectiveventilation.systems.

Name Servers

protectiveventilation.systems has three name servers — ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

The name servers of protectiveventilation.systems overlap at least partially with those of other domains — among them 109.181.135.in-addr.arpa, uv-sachsen.de, peesche.de and two more.

These name servers commonly appear in combination with the name servers hydrogen.ns.hetzner.com.

Each of ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de points to two IP numbers. ns.second-ns.com points to 213.239.204.242 and 2a01:4f8:0:a101::b:1. ns3.second-ns.de points to 193.47.99.4 and 2001:67c:192c::add:b3. ns1.your-server.de points to 213.133.100.102 and 2a01:4f8:0:1::5ddc:1.

Mail Servers

protectiveventilation.systems has one mail server: www350.your-server.de.

protectiveventilation.systems shares the same mail server setup as other domains, including seka.info, wien-sued.at, fuernschuss.at and two others.

www350.your-server.de resolves to two IP numbers — 78.46.139.237 and 2a01:4f8:d0a:528b::2.

protectiveventilation.systems - robtex.com