`cds-certified.org`

DNSSEC	⚠️ Not signed
A	128.140.29.209^{🇩🇪 Hetzner128.140.0.0/17 HETZNER-DC}
		PTR	`static.209.29.140.128.clients.your-server.de`
NS	`hydrogen.ns.hetzner.com` ⭐
		A	2a01:4f8:0:1::add:1098^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`hydrogen.ns.hetzner.com`
		A	213.133.100.98^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`hydrogen.ns.hetzner.com`
NS	`helium.ns.hetzner.de`
		A	2001:67c:192c::add:5^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`helium.ns.hetzner.de`
		A	193.47.99.5^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`helium.ns.hetzner.de`
NS	`oxygen.ns.hetzner.com`
		A	2a01:4f8:0:1::add:2992^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`oxygen.ns.hetzner.com`
		A	88.198.229.192^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`oxygen.ns.hetzner.com`
MX	`www23.your-server.de` ⭐
		A	2a01:4f8:d0a:27b3::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`www23.your-server.de`
		A	213.133.104.23^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`www23.your-server.de`
TXT	`v=spf1 a mx ~all`
SOA	`hydrogen.ns.hetzner.com`dns@hetzner.com 2026-03-08 #7

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1776081400

🔒 HSTS Preload (+subdomains)

Same first word

cds-certified.com

cds-certified.org

DNS History

5 records (5 active, 0 former)

●NShelium.ns.hetzner.de2026-03-01 → 2026-04-13 · 2 obs

● 2026-03-01 07:21:32
● 2026-04-13 12:06:04

●NShydrogen.ns.hetzner.com2026-03-01 → 2026-04-13 · 2 obs

● 2026-03-01 07:21:32
● 2026-04-13 12:06:04

●NSoxygen.ns.hetzner.com2026-03-01 → 2026-04-13 · 2 obs

● 2026-03-01 07:21:32
● 2026-04-13 12:06:04

●MXwww23.your-server.de2026-03-01 → 2026-04-13 · 2 obs

● 2026-03-01 07:21:32
● 2026-04-13 12:06:04

●A128.140.29.2092026-03-01 → 2026-04-13 · 2 obs

● 2026-03-01 07:21:32
● 2026-04-13 12:06:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
cds-certified.org	hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com	-

✅ Authoritative Response

Server:213.133.100.98

NS records: hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cds-certified.org (unsigned zone)

⏱️ Timing

Total: 692ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.140.29.209`
NS	3	`oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com...`
MX	1	`www23.your-server.de (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`hydrogen.ns.hetzner.com dns.hetzner.com`

Analysis

IP Addresses

cds-certified.org points to a single IP: 128.140.29.209.

Other host names such as cds-certified.com, circulardesignstandard.org, circulardesignstandard.com and cdscertified.org share IP numbers with cds-certified.org.

Name Servers

cds-certified.org is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

cds-certified.org at least partially shares its name servers with other domains, for instance jdhall.com, ma3x.chat, fahrni.ch, syscosign.com and videosk.at.

These name servers are commonly used with robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

Host names with two IP numbers:

hydrogen.ns.hetzner.com points to: 2a01:4f8:0:1::add:1098 and 213.133.100.98.

oxygen.ns.hetzner.com points to: 2a01:4f8:0:1::add:2992 and 88.198.229.192.

helium.ns.hetzner.de points to: 2001:67c:192c::add:5 and 193.47.99.5.

Mail Servers

cds-certified.org is served by a single mail server, www23.your-server.de.

cds-certified.org uses the same mail server setup as other domains such as fiftytifty.net, holzquelle.com, mobile-freizeit-steffen.de, dana-lebensstil.com and business-and-biodiversity.org.

cds-certified.org shares at least some mail servers with other domains, for instance moebelisten.de and simonquasar.net.

These mail servers are commonly used alongside the mail servers aspmx2.googlemail.com and aspmx3.googlemail.com.

Hostname www23.your-server.de resolves to two IPs: 2a01:4f8:d0a:27b3::2 and 213.133.104.23.

cds-certified.org - robtex.com