stringdata.net - dns.ninja

`stringdata.net`

DNSSEC	⚠️ Not signed
A	212.158.143.25^{🇨🇿 BlueTone-AS212.158.128.0/19 BlueTone-CRa-CZ First address block}
NS	`ns2.sdserver.cz` ⭐
		A	212.158.143.16^{🇨🇿 BlueTone-AS212.158.128.0/19 BlueTone-CRa-CZ First address block}
NS	`ns.sdserver.cz`
		A	212.158.143.10^{🇨🇿 BlueTone-AS212.158.128.0/19 BlueTone-CRa-CZ First address block}
NS	`ns3.sdserver.cz`
		A	84.244.96.162^{🇨🇿 BlueTone-AS84.244.64.0/18 BlueTone-CRa-CZ Third address block}
NS	`ns4.sdserver.cz`
MX	`mail2.sdserver.cz` ⭐
MX	`mail.sdserver.cz`⁽²⁰⁾
SOA	`ns.sdserver.cz`dns-admin@stringdata.cz 2017-10-14 #0

`net`

	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=1781845010

Subdomains

www.stringdata.net

Same first word

stringdata.com

stringdata.org

stringdata.eu

stringdata.info

stringdata.net

stringdata.cz

stringdata.sk

Similar names

DNS History

12 records (7 active, 5 former)

●NSns.sdserver.cz2026-03-13 → 2026-06-19 · 3 obs

○ 2017-04-07 03:34:26
● 2026-03-13 17:38:20
● 2026-06-19 05:23:56

○NSns1.sdserver.cz2015-08-21 → 2017-04-07 · 4 obs

● 2015-08-21 08:46:24
● 2017-04-07 03:34:26
○ 2026-03-13 17:38:20
○ 2026-06-19 05:23:56

●NSns2.sdserver.cz2015-08-21 → 2026-06-19 · 2 obs

● 2015-08-21 08:46:24
● 2026-06-19 05:23:56

●NSns3.sdserver.cz2015-08-21 → 2026-06-19 · 2 obs

● 2015-08-21 08:46:24
● 2026-06-19 05:23:56

●NSns4.sdserver.cz2015-08-21 → 2026-06-19 · 2 obs

● 2015-08-21 08:46:24
● 2026-06-19 05:23:56

○NSsrv1.sdserver.cz2015-08-21 → 2017-04-07 · 4 obs

● 2015-08-21 08:46:24
● 2017-04-07 03:34:26
○ 2026-03-13 17:38:20
○ 2026-06-19 05:23:56

●MXmail.sdserver.cz2026-03-13 → 2026-06-19 · 3 obs

○ 2017-04-07 03:34:26
● 2026-03-13 17:38:20
● 2026-06-19 05:23:56

●MXmail2.sdserver.cz2015-08-21 → 2026-06-19 · 5 obs

● 2015-08-21 08:46:24
● 2016-03-15 20:00:26
○ 2017-04-07 03:34:26
● 2026-03-13 17:38:20
● 2026-06-19 05:23:56

○MXsdmail.sdserver.cz2015-08-21 → 2016-03-15 · 4 obs

● 2015-08-21 08:46:24
● 2016-03-15 20:00:26
○ 2017-04-07 03:34:26
○ 2026-06-19 05:23:56

○MXsdmail2.sdserver.cz2017-04-07 → 2017-04-07 · 4 obs

○ 2016-03-15 20:00:26
● 2017-04-07 03:34:26
○ 2026-03-13 17:38:20
○ 2026-06-19 05:23:56

●A212.158.143.252026-03-13 → 2026-06-19 · 3 obs

○ 2017-04-07 03:34:26
● 2026-03-13 17:38:20
● 2026-06-19 05:23:56

○A81.0.239.662015-08-21 → 2017-04-07 · 4 obs

● 2015-08-21 08:46:24
● 2017-04-07 03:34:26
○ 2026-03-13 17:38:20
○ 2026-06-19 05:23:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	l.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net...	-
stringdata.net	ns2.sdserver.cz, ns3.sdserver.cz, ns.sdserver.cz, ns4.sdserver.cz	-

✅ Authoritative Response

Server:212.158.143.16

NS records: ns2.sdserver.cz, ns3.sdserver.cz, ns.sdserver.cz, ns4.sdserver.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stringdata.net (unsigned zone)

⏱️ Timing

Total: 1904ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.158.143.25`
NS	4	`ns2.sdserver.cz, ns4.sdserver.cz...`
MX	2	`mail.sdserver.cz (pri: 10), mail2.sdserver.cz (pri: 20)`
SOA	1	`ns.sdserver.cz dns-admin.stringdata.cz`

Analysis

Hierarchy

The domain www.stringdata.net falls under the parent stringdata.net.

IP Addresses

stringdata.net points to a single IP number: 212.158.143.25.

Additional host names — string.cz, pbox.cz, 24hod.cz and two others — share IP numbers with stringdata.net.

Name Servers

stringdata.net has four authoritative name servers: ns2.sdserver.cz, ns3.sdserver.cz, ns4.sdserver.cz and ns.sdserver.cz.

At least some of stringdata.net's name servers are shared with other domains, for example stringdata.com, 128-26.96.244.84.in-addr.arpa, sdnet.cz and two more.

These name servers tend to be deployed in combination with the name servers ns1.sdserver.cz and ns1.bluetone.cz.

ns2.sdserver.cz has IP address 212.158.143.16, ns3.sdserver.cz has IP address 84.244.96.162 and ns.sdserver.cz has IP address 212.158.143.10 — one address each.

Mail Servers

stringdata.net has two mail servers: mail2.sdserver.cz and mail.sdserver.cz.

stringdata.net shares the same mail server setup as other domains, including sydesk.cz, binf.cz, stringdata.org and two others.