`roundcube-mail.com`

DNSSEC	⚠️ Not signed
A	137.184.26.248^{🇺🇸 DIGITALOCEAN137.184.16.0/20 DigitalOcean}
NS	`ns1.dyna-ns.net` ⭐
		A	2400:cb00:2049:1::a29f:1a5c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b9e^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.92^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
		A	162.159.27.158^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dyna-ns.net`
NS	`ns2.dyna-ns.net`
		A	2400:cb00:2049:1::a29f:1805^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1905^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.24.5^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
		A	162.159.25.5^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dyna-ns.net`
SOA	`ns1.dyna-ns.net`hostmaster@roundcube-mail.com 2026-01-20 #2

`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=1775108432

Same first word

roundcube-mail.com

DNS History

3 records (3 active, 0 former)

●NSns1.dyna-ns.net2026-03-12 → 2026-04-02 · 2 obs

● 2026-03-12 10:56:12
● 2026-04-02 05:56:32

●NSns2.dyna-ns.net2026-03-12 → 2026-04-02 · 2 obs

● 2026-03-12 10:56:12
● 2026-04-02 05:56:32

●A137.184.26.2482026-03-12 → 2026-04-02 · 2 obs

● 2026-03-12 10:56:12
● 2026-04-02 05:56:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
roundcube-mail.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.24.5

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for roundcube-mail.com (unsigned zone)

⏱️ Timing

Total: 318ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`137.184.26.248`
NS	2	`ns2.dyna-ns.net, ns1.dyna-ns.net`
SOA	1	`ns1.dyna-ns.net hostmaster.roundcube-mai`

Analysis

IP Addresses

roundcube-mail.com points to IP number 137.184.26.248.

Name Servers

roundcube-mail.com is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.

roundcube-mail.com uses the same name server setup as other domains such as asme-ipti.org, lowman-co.com, gergen.com, two-friends.com and pgpt.net.

Host names with four IPs:

ns1.dyna-ns.net points to: 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158

ns2.dyna-ns.net points to: 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5

roundcube-mail.com - robtex.com