`davidkosar.com`

DNSSEC	🔒 Signed (DS record present)
A	81.2.196.19^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
		PTR	`19.196.forpsi.net`
NS	`ns.forpsi.net` ⭐
		A	2001:15e8:101:1::c282^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`ns.forpsi.net`
		A	81.2.194.130^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
			PTR	`ns.forpsi.net`
NS	`ns.forpsi.cz`
		A	2001:15e8:201:1::d1b9^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`ns.forpsi.cz`
		A	81.2.209.185^{🇨🇿 INTERNET-CZ81.2.209.0/24}
			PTR	`ns.forpsi.cz`
NS	`ns.forpsi.it`
		A	2a00:6d41:2:1::5^{🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network}
			PTR	`ns.forpsi.it`
		A	95.110.254.165^{🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network}
			PTR	`host165-254-110-95.serverdedicati.aruba.it`
SOA	`ns.forpsi.net`admin@forpsi.com 2026-04-26 #1

`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=1777209826

Same first word

davidkosar.com

DNS History

19 records (4 active, 15 former)

●NSns.forpsi.cz2026-02-24 → 2026-04-26 · 3 obs

○ 2018-07-24 05:43:34
● 2026-02-24 04:32:10
● 2026-04-26 13:24:28

●NSns.forpsi.it2026-02-24 → 2026-04-26 · 3 obs

○ 2018-07-24 05:43:34
● 2026-02-24 04:32:10
● 2026-04-26 13:24:28

●NSns.forpsi.net2026-02-24 → 2026-04-26 · 3 obs

○ 2018-07-24 05:43:34
● 2026-02-24 04:32:10
● 2026-04-26 13:24:28

○NSns1.namebrightdns.com2015-11-11 → 2018-07-24 · 8 obs

○ 2015-06-14 05:27:32
● 2015-11-11 03:34:16
○ 2016-02-05 21:23:26
○ 2016-05-06 05:06:14
● 2017-02-02 19:41:26
● 2018-07-24 05:43:34
○ 2026-02-24 04:32:10
○ 2026-04-26 13:24:28

○NSns2.namebrightdns.com2015-11-11 → 2018-07-24 · 8 obs

○ 2015-06-14 05:27:32
● 2015-11-11 03:34:16
○ 2016-02-05 21:23:26
○ 2016-05-06 05:06:14
● 2017-02-02 19:41:26
● 2018-07-24 05:43:34
○ 2026-02-24 04:32:10
○ 2026-04-26 13:24:28

○NSnsg1.namebrightdns.com2015-06-14 → 2016-05-06 · 6 obs

● 2015-06-14 05:27:32
○ 2015-11-11 03:34:16
● 2016-02-05 21:23:26
● 2016-05-06 05:06:14
○ 2017-02-02 19:41:26
○ 2026-04-26 13:24:28

○NSnsg2.namebrightdns.com2015-06-14 → 2016-05-06 · 6 obs

● 2015-06-14 05:27:32
○ 2015-11-11 03:34:16
● 2016-02-05 21:23:26
● 2016-05-06 05:06:14
○ 2017-02-02 19:41:26
○ 2026-04-26 13:24:28

○MXanmail.namebrightmail.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 05:27:32
○ 2015-11-11 03:34:16
○ 2026-04-26 13:24:28

○A52.0.96.242016-02-05 → 2016-02-05 · 4 obs

○ 2015-11-11 03:34:16
● 2016-02-05 21:23:26
○ 2016-05-06 05:06:14
○ 2026-04-26 13:24:28

○A52.200.243.1232016-05-06 → 2016-05-06 · 4 obs

○ 2016-02-05 21:23:26
● 2016-05-06 05:06:14
○ 2017-02-02 19:41:26
○ 2026-04-26 13:24:28

○A52.54.132.832017-02-02 → 2017-02-02 · 4 obs

○ 2016-05-06 05:06:14
● 2017-02-02 19:41:26
○ 2018-07-24 05:43:34
○ 2026-04-26 13:24:28

○A52.71.117.992016-02-05 → 2016-02-05 · 4 obs

○ 2015-11-11 03:34:16
● 2016-02-05 21:23:26
○ 2016-05-06 05:06:14
○ 2026-04-26 13:24:28

○A54.152.144.2432016-05-06 → 2016-05-06 · 4 obs

○ 2016-02-05 21:23:26
● 2016-05-06 05:06:14
○ 2017-02-02 19:41:26
○ 2026-04-26 13:24:28

○A54.174.31.2542015-06-14 → 2015-11-11 · 4 obs

● 2015-06-14 05:27:32
● 2015-11-11 03:34:16
○ 2016-02-05 21:23:26
○ 2026-04-26 13:24:28

○A54.208.74.2152015-06-14 → 2015-11-11 · 4 obs

● 2015-06-14 05:27:32
● 2015-11-11 03:34:16
○ 2016-02-05 21:23:26
○ 2026-04-26 13:24:28

○A54.88.107.1402017-02-02 → 2017-02-02 · 4 obs

○ 2016-05-06 05:06:14
● 2017-02-02 19:41:26
○ 2018-07-24 05:43:34
○ 2026-04-26 13:24:28

●A81.2.196.192026-02-24 → 2026-04-26 · 3 obs

○ 2018-07-24 05:43:34
● 2026-02-24 04:32:10
● 2026-04-26 13:24:28

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-14 → 2016-05-06 · 4 obs

● 2015-06-14 05:27:32
● 2016-05-06 05:06:14
○ 2017-02-02 19:41:26
○ 2026-04-26 13:24:28

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-02 → 2018-07-24 · 5 obs

○ 2016-05-06 05:06:14
● 2017-02-02 19:41:26
● 2018-07-24 05:43:34
○ 2026-02-24 04:32:10
○ 2026-04-26 13:24:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net...	-
davidkosar.com	ns.forpsi.net, ns.forpsi.cz, ns.forpsi.it	-

✅ Authoritative Response

Server:81.2.194.130

NS records: ns.forpsi.net, ns.forpsi.cz, ns.forpsi.it

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 826ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.2.196.19`
NS	3	`ns.forpsi.cz, ns.forpsi.it...`
SOA	1	`ns.forpsi.net admin.forpsi.com`

Analysis

IP Addresses

davidkosar.com resolves to a single IP: 81.2.196.19.

Other host names, for instance melin.cz, vlkova.cz, stop-play.com, sleepbox.at and agtparts.cz share IP numbers with davidkosar.com.

Name Servers

davidkosar.com delegates to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.

davidkosar.com shares some name servers with other domains, for example somex.cz, windsurfer.cz, pohanstvi.net, penzionpila.cz and all4steel.cz.

These name servers are commonly used together with ns.forpsi.us and ns.forpsi.cn.

Host names with two IP numbers:

ns.forpsi.cz: 2001:15e8:201:1::d1b9 and 81.2.209.185

ns.forpsi.it: 2a00:6d41:2:1::5 and 95.110.254.165

ns.forpsi.net: 2001:15e8:101:1::c282 and 81.2.194.130

davidkosar.com - robtex.com

davidkosar.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`davidkosar.com`

`com`