`cas-datarelay.com`

DNSSEC	⚠️ Not signed
A	138.201.189.142^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
		PTR	`mail.cas-datarelay.com`
NS	`ns.udag.de` ⭐
		A	2001:8d8:fe:53:217:160:80:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns.udag.de`
		A	217.160.80.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns.udag.de`
NS	`ns.udag.net`
		A	2607:f1c0:fe:53:185:132:33:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns.udag.net`
		A	185.132.33.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.net`
NS	`ns.udag.org`
		A	2607:f1c0:fe:53:185:132:34:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns.udag.org`
		A	185.132.34.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.org`
MX	`mail1.cas-datarelay.com` ⭐
		A	138.201.189.142^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
			PTR	`mail.cas-datarelay.com`
MX	`mail.cas-datarelay.com`⁽²⁰⁾
		A	138.201.189.142^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
			PTR	`mail.cas-datarelay.com`
TXT	`v=spf1 mx include:aspmx.googlemail.com a:mdex.de a:fip-mailrelayhs-1.mdex.de ...`
TXT	`google-site-verification=xI-ITg0WiU41atIuBhS23v6Efpmh0wcihyt5hurQUCk`
SOA	`ns.udag.de`hostmaster@united-domains.de 2022-01-14 #9

`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=1776030947

Subdomains

mail1.cas-datarelay.com

mail.cas-datarelay.com

Same first word

cas-datarelay.com

DNS History

6 records (6 active, 0 former)

●NSns.udag.de2017-05-09 → 2026-04-12 · 2 obs

● 2017-05-09 17:53:02
● 2026-04-12 22:12:12

●NSns.udag.net2017-05-09 → 2026-04-12 · 2 obs

● 2017-05-09 17:53:02
● 2026-04-12 22:12:12

●NSns.udag.org2017-05-09 → 2026-04-12 · 2 obs

● 2017-05-09 17:53:02
● 2026-04-12 22:12:12

●MXmail.cas-datarelay.com2017-05-09 → 2026-04-12 · 2 obs

● 2017-05-09 17:53:02
● 2026-04-12 22:12:12

●MXmail1.cas-datarelay.com2017-05-09 → 2026-04-12 · 2 obs

● 2017-05-09 17:53:02
● 2026-04-12 22:12:12

●A138.201.189.1422017-05-09 → 2026-04-12 · 2 obs

● 2017-05-09 17:53:02
● 2026-04-12 22:12:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
cas-datarelay.com	ns.udag.de, ns.udag.net, ns.udag.org	-

✅ Authoritative Response

Server:217.160.80.253

NS records: ns.udag.de, ns.udag.net, ns.udag.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cas-datarelay.com (unsigned zone)

⏱️ Timing

Total: 513ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.201.189.142`
NS	3	`ns.udag.de, ns.udag.org...`
MX	2	`mail1.cas-datarelay.com (pri: 20), mail.cas-datarelay.com (pri: 10)`
TXT	2	`v=spf1 mx include:aspmx.googlemail.com a, google-site-verification=xI-ITg0WiU41atI`
SOA	1	`ns.udag.de hostmaster.united-domains.de`

Analysis

Hierarchy

cas-datarelay.com is a parent of mail1.cas-datarelay.com and mail.cas-datarelay.com.

IP Addresses

cas-datarelay.com maps to IP address 138.201.189.142.

Other host names for instance mail1.cas-datarelay.com and mail.cas-datarelay.com share IP numbers with cas-datarelay.com.

Name Servers

cas-datarelay.com is delegated to name servers ns.udag.de, ns.udag.net and ns.udag.org.

cas-datarelay.com at least partially shares name servers with other domains such as rosenbauer.support, expando.info, syncit.eu, finanzmarktwaechter.net and ciir.info.

Host names with two IP numbers:

ns.udag.de points to 2001:8d8:fe:53:217:160:80:253 and 217.160.80.253.

ns.udag.net points to 2607:f1c0:fe:53:185:132:33:253 and 185.132.33.253.

ns.udag.org points to 2607:f1c0:fe:53:185:132:34:253 and 185.132.34.253.

Mail Servers

Two mail servers handle cas-datarelay.com: mail1.cas-datarelay.com and mail.cas-datarelay.com.

Hostnames with one IP number:

mail1.cas-datarelay.com points to 138.201.189.142

mail.cas-datarelay.com points to 138.201.189.142

Hostnames pointing to 138.201.189.142: mail1.cas-datarelay.com, mail.cas-datarelay.com

cas-datarelay.com - robtex.com