`stratum0.de`

DNSSEC	🔒 Signed (DS record present)
A	2a01:4f8:190:846a::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`gandolf.stratum0.org`
A	144.76.9.122^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
NS	`ns1.stratum0.de` ⭐
		A	78.47.171.187^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
			PTR	`stratum0.net`
NS	`ns4.lasnet.de`
		A	217.13.65.133^{🇩🇪 GDS-1217.13.64.0/20 DE-GAERTNER-217-13-64-79}
			PTR	`hackett.marshlabs.gaertner.de`
SOA	`ns1.stratum0.de`jluebbe@lasnet.de serial=2015093235

`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=1785293554

Subdomains

ns1.stratum0.de

Same first word

stratum0.net

stratum0.de

stratum0.org

DNS History

5 records (4 active, 1 former)

●NSns1.stratum0.de2015-05-16 → 2026-07-29 · 2 obs

● 2015-05-16 21:56:44
● 2026-07-29 02:57:44

●NSns4.lasnet.de2015-05-16 → 2026-07-29 · 2 obs

● 2015-05-16 21:56:44
● 2026-07-29 02:57:44

●A144.76.9.1222015-10-19 → 2026-07-29 · 3 obs

○ 2015-05-16 21:56:44
● 2015-10-19 02:21:32
● 2026-07-29 02:57:44

●A2a01:4f8:190:846a::22015-10-19 → 2026-07-29 · 3 obs

○ 2015-05-16 21:56:44
● 2015-10-19 02:21:32
● 2026-07-29 02:57:44

○A91.121.203.2132015-05-16 → 2015-05-16 · 3 obs

● 2015-05-16 21:56:44
○ 2015-10-19 02:21:32
○ 2026-07-29 02:57:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
stratum0.de	ns1.stratum0.de, ns4.lasnet.de	2 records

✅ Authoritative Response

Server:217.13.65.133

NS records: ns1.stratum0.de, ns4.lasnet.de

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 786ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.76.9.122`
AAAA	1	`2a01:4f8:190:846a::2`
NS	2	`ns4.lasnet.de, ns1.stratum0.de`
SOA	1	`ns1.stratum0.de jluebbe.lasnet.de`

📌 Glue Records Collected

Total: 2

In-bailiwick: 1 (ns1.stratum0.de)

Out-of-bailiwick: 1 (ns4.lasnet.de)

Analysis

Hierarchy

ns1.stratum0.de is delegated beneath stratum0.de.

IP Addresses

stratum0.de points to the IP addresses 144.76.9.122 and 2a01:4f8:190:846a::2

Among the host names that share IP numbers with stratum0.de are tickets.hackenopenair.de, gandolf.stratum0.org, freifunk-bs.de and two others.

Name Servers

Two name servers handle the delegation for stratum0.de: ns4.lasnet.de and ns1.stratum0.de.

There is at least partial name server overlap between stratum0.de and other domains — appelkern12.de, pyongyanghackerspace.org, wansti.de and two more among them.

These name servers frequently co-occur with the name servers ns3.lasnet.de and ns1.stratum0.net.

ns4.lasnet.de → 217.13.65.133 and ns1.stratum0.de → 78.47.171.187: one IP number per host name.

stratum0.de - robtex.com

stratum0.de

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