`fieldmann.cz`

DNSSEC	⚠️ Not signed
A	20.238.83.185^{🇮🇪 Microsoft20.192.0.0/10}
NS	`duke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`duke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`duke.ns.cloudflare.com`
		A	108.162.193.110^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	172.64.33.110^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	173.245.59.110^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
NS	`teagan.ns.cloudflare.com`
		A	2606:4700:50::a29f:26ae^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`teagan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ae^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`teagan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ae^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`teagan.ns.cloudflare.com`
		A	108.162.194.174^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`teagan.ns.cloudflare.com`
		A	162.159.38.174^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`teagan.ns.cloudflare.com`
		A	172.64.34.174^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`teagan.ns.cloudflare.com`
MX	`fieldmann-cz.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`MS=ms37811226`
TXT	`c52Cnpmf6ZONoYYDQBBJmyYAfDdW6m7fCNQY/wMrnXdPkYooXnO6A9IXWYxnTmpRtu5KA4zbZBgsr...`
TXT	`google-site-verification=HnpEbd9BoDzLyEjTMIdl0vja8DKS4tOF8Ap3NSOXSoA`
TXT	`google-site-verification=KLaW2erTLwh7gWfxQMIvIKSHKERvKaop9YSTPZcCbgo`
TXT	`google-site-verification=dFvl8oQbVIsk3xYdw6CDsmW-_X0cVf7l70ca3vItYPw`
TXT	`google-site-verification=qpnKzgIcne4wHOoziJBnY9Q3UjA6UpHUhfA0N0RytA8`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf-zoner-zmail.zoner.com i...`
SOA	`duke.ns.cloudflare.com`dns@cloudflare.com serial=2400072039

`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=1774671436

Subdomains

www.fieldmann.cz

Same first word

fieldmann.eu

fieldmann.ro

fieldmann.lv

fieldmann.cz

Similar names

dlfenmian.com

famlinden.com

DNS History

14 records (4 active, 10 former)

●NSduke.ns.cloudflare.com2026-03-04 → 2026-03-28 · 3 obs

○ 2016-12-29 23:22:22
● 2026-03-04 22:59:40
● 2026-03-28 04:30:00

○NSns1.regzone.cz2015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

○NSns1.regzone.de2015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

○NSns1.regzone.info2015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

●NSteagan.ns.cloudflare.com2026-03-04 → 2026-03-28 · 3 obs

○ 2016-12-29 23:22:22
● 2026-03-04 22:59:40
● 2026-03-28 04:30:00

○MX10mx.zoner.com2015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

○MX15mx.zoner.com2015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

●MXfieldmann-cz.mail.protection.outlook.com2026-03-04 → 2026-03-28 · 3 obs

○ 2016-12-29 23:22:22
● 2026-03-04 22:59:40
● 2026-03-28 04:30:00

○MXrelay.zoner.com2015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

○A172.64.80.12026-03-04 → 2026-03-28 · 2 obs

○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

●A20.238.83.1852026-03-04 → 2026-03-28 · 3 obs

○ 2016-12-29 23:22:22
● 2026-03-04 22:59:40
● 2026-03-28 04:30:00

○A217.198.115.1102015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-04 → 2026-03-28 · 2 obs

○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

○A2a00:19a0:3:73:0:d9c6:736e:12015-05-18 → 2016-12-29 · 4 obs

● 2015-05-18 06:18:02
● 2016-12-29 23:22:22
○ 2026-03-04 22:59:40
○ 2026-03-28 04:30:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	c.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz	-
fieldmann.cz	duke.ns.cloudflare.com, teagan.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.174

NS records: duke.ns.cloudflare.com, teagan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fieldmann.cz (unsigned zone)

⏱️ Timing

Total: 517ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.238.83.185`
NS	2	`duke.ns.cloudflare.com, teagan.ns.cloudflare.com`
MX	1	`fieldmann-cz.mail.protection.outlook.com`
TXT	7	`MS=ms37811226, c52Cnpmf6ZONoYYDQBBJmyYAfDdW6m7fCNQY/wMr...`
SOA	1	`duke.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

fieldmann.cz is a parent of www.fieldmann.cz.

IP Addresses

fieldmann.cz points to a single IP number: 20.238.83.185.

Other host names, for instance e-planeo.eu, planeoelektro.cz, e-planeo.sk, elektroplaneo.sk and e-planeo.cz share IP numbers with fieldmann.cz.

Name Servers

Delegation for fieldmann.cz rests with two name servers, duke.ns.cloudflare.com and teagan.ns.cloudflare.com.

fieldmann.cz shares the same name server setup as other domains, including tide-power.ru, nth2.ro, brauhausjupiter.de, codevelop.us and billybets-ca.com.

fieldmann.cz at least partially shares name servers with other domains, for instance versions.us.com, exto.com.br, 138.4.64.in-addr.arpa, escalanteent.com and kipis.lt.

these name servers are commonly used with amos.ns.cloudflare.com, jay.ns.cloudflare.com and olga.ns.cloudflare.com.

Host names with six IP numbers: duke.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6e, 2803:f800:50::6ca2:c16e, 2a06:98c1:50::ac40:216e, 108.162.193.110, 172.64.33.110 and 173.245.59.110. teagan.ns.cloudflare.com points to: 2606:4700:50::a29f:26ae, 2803:f800:50::6ca2:c2ae, 2a06:98c1:50::ac40:22ae, 108.162.194.174, 162.159.38.174 and 172.64.34.174.

Mail Servers

fieldmann.cz is handled by a single mail server, fieldmann-cz.mail.protection.outlook.com.

fieldmann-cz.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::b, 52.101.68.0, 52.101.68.18, 52.101.68.25 and 52.101.73.19.

fieldmann.cz - robtex.com

fieldmann.cz

cz

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`fieldmann.cz`

`cz`