java-development.cz - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`java-development.cz`

DNSSEC	⚠️ Not signed
A	157.245.25.3^{🇩🇪 DIGITALOCEAN157.245.24.0/22 DigitalOcean}
NS	`ns1.digitalocean.com` ⭐
		A	2606:4700:52::ac40:34d2^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
		A	172.64.52.210^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
NS	`ns2.digitalocean.com`
		A	2606:4700:5a::ac40:3515^{🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
		A	172.64.53.21^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
NS	`ns3.digitalocean.com`
		A	2606:4700:52::ac40:31d1^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
		A	172.64.49.209^{🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
SOA	`ns1.digitalocean.com`hostmaster@java-development.cz serial=0

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1790812047

Same first word

java-development.de

java-development.cz

Previous names

jau.cz

jaudelam.cz

jaudio.cz

jauneracci.cz

jaura.cz

jaure-art.cz

jaure.cz

jaureart.cz

jaurisova.cz

jaurisova19.cz

jausetrim.cz

jauvajs.cz

jauzfaktnevim.cz

jav-institut.cz

jav-topinstal.cz

jav.cz

java-chat.cz

java-developer.cz

java-developers.cz

java.cz

Next names

DNS History

4 records (4 active, 0 former)

●NSns1.digitalocean.com2026-09-30 → 2026-10-01 · 2 obs

● 2026-09-30 05:02:20
● 2026-10-01 00:17:52

●NSns2.digitalocean.com2026-09-30 → 2026-10-01 · 2 obs

● 2026-09-30 05:02:20
● 2026-10-01 00:17:52

●NSns3.digitalocean.com2026-09-30 → 2026-10-01 · 2 obs

● 2026-09-30 05:02:20
● 2026-10-01 00:17:52

●A157.245.25.32026-09-30 → 2026-10-01 · 2 obs

● 2026-09-30 05:02:20
● 2026-10-01 00:17:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
java-development.cz	ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com	-

✅ Authoritative Response

Server:172.64.49.209

NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for java-development.cz (unsigned zone)

⏱️ Timing

Total: 1345ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.245.25.3`
NS	3	`ns1.digitalocean.com, ns2.digitalocean.com...`
SOA	1	`ns1.digitalocean.com hostmaster.java-dev`

Analysis

IP Addresses

java-development.cz directs to one IP number, which is 157.245.25.3.

Among the host names that share IP numbers with java-development.cz are znalostniekonomika.cz, starykolonial.cz, eluvia-dev.com and two others.

Name Servers

java-development.cz is delegated to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

java-development.cz has at least partial name server overlap with other domains, such as eesa.ca, noelouis.ch, me-idea.in.th and two others.

ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com each resolve to two IP addresses: ns1.digitalocean.com resolves to 172.64.52.210 and 2606:4700:52::ac40:34d2; ns2.digitalocean.com resolves to 172.64.53.21 and 2606:4700:5a::ac40:3515; ns3.digitalocean.com resolves to 172.64.49.209 and 2606:4700:52::ac40:31d1.