javascriptdays.cz - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`javascriptdays.cz`

DNSSEC	🔒 Signed (DS record present)
A	89.185.225.244^{🇨🇿 MASTER-AS89.185.224.0/19 MASTER-NET-3}
		PTR	`89-185-225-244.static.masterinter.net`
NS	`ns01.gopas.cz` ⭐
		A	2a01:430:23c:0:231::1^{🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ}
			PTR	`ns01.gopas.cz`
		A	89.185.225.231^{🇨🇿 MASTER-AS89.185.224.0/19 MASTER-NET-3}
			PTR	`ns01.gopas.cz`
NS	`names.dialtelecom.cz`
		A	2001:1508:1003:1::2^{🇨🇿 QUANTCOM-AS2001:1508::/32}
			PTR	`names.dialtelecom.cz`
		A	195.250.136.2^{🇨🇿 QUANTCOM-AS195.250.128.0/19}
			PTR	`names.dialtelecom.cz`
NS	`ns02.gopas.cz`
		A	2a01:430:23c:0:232::1^{🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ}
			PTR	`ns02.gopas.cz`
		A	89.185.225.232^{🇨🇿 MASTER-AS89.185.224.0/19 MASTER-NET-3}
			PTR	`ns02.gopas.cz`
NS	`sns.dialtelecom.cz`
		A	2001:1508:1003:2::4^{🇨🇿 QUANTCOM-AS2001:1508::/32}
			PTR	`sns.dialtelecom.cz`
		A	195.250.128.2^{🇨🇿 QUANTCOM-AS195.250.128.0/19}
			PTR	`sns.dialtelecom.cz`
SOA	`ns01.gopas.cz`hostmaster@gopas.cz serial=974

`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=1791674265

Same first word

javascriptdays.sk

javascriptdays.cz

Previous names

Next names

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DNS History

5 records (5 active, 0 former)

●NSnames.dialtelecom.cz2026-09-26 → 2026-10-10 · 2 obs

● 2026-09-26 17:18:12
● 2026-10-10 23:37:58

●NSns01.gopas.cz2026-09-26 → 2026-10-10 · 2 obs

● 2026-09-26 17:18:12
● 2026-10-10 23:37:58

●NSns02.gopas.cz2026-09-26 → 2026-10-10 · 2 obs

● 2026-09-26 17:18:12
● 2026-10-10 23:37:58

●NSsns.dialtelecom.cz2026-09-26 → 2026-10-10 · 2 obs

● 2026-09-26 17:18:12
● 2026-10-10 23:37:58

●A89.185.225.2442026-09-26 → 2026-10-10 · 2 obs

● 2026-09-26 17:18:12
● 2026-10-10 23:37:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	8 records
javascriptdays.cz	sns.dialtelecom.cz, ns01.gopas.cz, ns02.gopas.cz, names.dialtelecom.cz	8 records

✅ Authoritative Response

Server:195.250.128.2

NS records: sns.dialtelecom.cz, ns01.gopas.cz, ns02.gopas.cz, names.dialtelecom.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1255ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.185.225.244`
NS	4	`ns02.gopas.cz, sns.dialtelecom.cz...`
SOA	1	`ns01.gopas.cz hostmaster.gopas.cz`

📌 Glue Records Collected

Total: 16

In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz...)

Out-of-bailiwick: 8 (sns.dialtelecom.cz, sns.dialtelecom.cz, ns01.gopas.cz...)

Analysis

IP Addresses

javascriptdays.cz points to a single IP number: 89.185.225.244.

Additional host names — madman.cz, javascriptday.cz, dday.sk and two others — share IP numbers with javascriptdays.cz.

Name Servers

javascriptdays.cz has four authoritative name servers: names.dialtelecom.cz, sns.dialtelecom.cz, ns01.gopas.cz and ns02.gopas.cz.

javascriptdays.cz partially shares its NS delegation with several other domains, including oldiesradio.cz, 115.177.62.in-addr.arpa, 97.177.62.in-addr.arpa and two others.

These name servers are frequently paired with the name servers names.vol.cz, sns.vol.cz, ns.eon.cz and two others.

names.dialtelecom.cz, sns.dialtelecom.cz, ns01.gopas.cz and ns02.gopas.cz each carry two IP addresses. names.dialtelecom.cz has 195.250.136.2 and 2001:1508:1003:1::2; sns.dialtelecom.cz has 195.250.128.2 and 2001:1508:1003:2::4; ns01.gopas.cz has 89.185.225.231 and 2a01:430:23c:0:231::1; ns02.gopas.cz has 89.185.225.232 and 2a01:430:23c:0:232::1.