`dbildungscloud.de`

DNSSEC	⚠️ Not signed
A	212.227.177.10^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
		PTR	`212-227-177-10-customer.elastic-ssl.ui-r.com`
NS	`ns1.open-telekom-cloud.com` ⭐
		A	80.158.48.19^{🇩🇪 AS687880.158.48.0/20 belongs to 80.158.32.0/19}
NS	`ns2.open-telekom-cloud.com`
		A	93.188.242.252^{🇩🇪 AS687893.188.242.0/24 belongs to 93.188.240.0/21 delegated by SCZN-AS to DTAG for OTC}
			PTR	`ns2.open-telekom-cloud.com`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de`⁽²⁰⁾
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:spf.smtp.net include:_spf.perfora.net include:_spf.kundenserve...`
TXT	`zone-ownership-verification-5fca4a3833929207af0244071cdc03284ab7ab74f486afe8a...`
SOA	`ns1.open-telekom-cloud.com`devops@dbildungscloud.de serial=1

`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=1774591274

🔒 HSTS Preload (+subdomains)
📈 Tranco rank: #445,187

Same first word

dbildungscloud.de

DNS History

5 records (5 active, 0 former)

●NSns1.open-telekom-cloud.com2026-03-17 → 2026-03-27 · 2 obs

● 2026-03-17 01:59:00
● 2026-03-27 06:07:48

●NSns2.open-telekom-cloud.com2026-03-17 → 2026-03-27 · 2 obs

● 2026-03-17 01:59:00
● 2026-03-27 06:07:48

●MXmx00.ionos.de2026-03-17 → 2026-03-27 · 2 obs

● 2026-03-17 01:59:00
● 2026-03-27 06:07:48

●MXmx01.ionos.de2026-03-17 → 2026-03-27 · 2 obs

● 2026-03-17 01:59:00
● 2026-03-27 06:07:48

●A212.227.177.102026-03-17 → 2026-03-27 · 2 obs

● 2026-03-17 01:59:00
● 2026-03-27 06:07:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
dbildungscloud.de	ns2.open-telekom-cloud.com, ns1.open-telekom-cloud.com	-

✅ Authoritative Response

Server:80.158.48.19

NS records: ns2.open-telekom-cloud.com, ns1.open-telekom-cloud.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dbildungscloud.de (unsigned zone)

⏱️ Timing

Total: 1393ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.227.177.10`
NS	2	`ns2.open-telekom-cloud.com, ns1.open-telekom-cloud.com`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 20)`
TXT	2	`zone-ownership-verification-5fca4a383392, v=spf1 include:spf.smtp.net include:_spf`
SOA	1	`ns1.open-telekom-cloud.com devops.dbildu`

Analysis

IP Addresses

dbildungscloud.de resolves to one IP number: 212.227.177.10.

Name Servers

dbildungscloud.de's delegation uses two name servers: ns1.open-telekom-cloud.com and ns2.open-telekom-cloud.com.

dbildungscloud.de uses the same name server setup as other domains, such as seventhings.com, 58.158.80.in-addr.arpa, amiwb.de, 43.158.80.in-addr.arpa and open-telekom-cloud.com.

dbildungscloud.de at least partially shares name servers with other domains, for example test.open-telekom-cloud.com.

Host names with a single IP address: ns1.open-telekom-cloud.com points to 80.158.48.19; ns2.open-telekom-cloud.com points to 93.188.242.252.

Mail Servers

dbildungscloud.de is served by two mail servers mx00.ionos.de and mx01.ionos.de.

dbildungscloud.de shares the same mail server setup as other domains, for instance fx-management.de, paehr.de, cloud.wndrs.de, radchenko.de and siebdruckkeidel.de.

Host names with a single IP address: mx00.ionos.de points to 212.227.15.41; mx01.ionos.de points to 217.72.192.67.

dbildungscloud.de - robtex.com