`uluv.cz`

DNSSEC	🔒 Signed (DS record present)
A	2a00:4b40:aaaa:2005::5^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
A	37.9.175.164^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24}
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`mx10.active24.cz` ⭐
		A	2a00:4b40:aaaa:2101:45:13:137:85^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
		A	45.13.137.85^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`mx10.active24.cz`
MX	`mx20.active24.cz`⁽¹⁰⁰⁾
		A	2a00:4b40:aaaa:2101:45:13:137:86^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
		A	45.13.137.86^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`mx20.active24.cz`
TXT	`v=spf1 a mx include:_spf.m1.websupport.sk ?all`
TXT	`spf2.0/pra a mx include:_sid.m1.websupport.sk ?all`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1777369298

`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=1778460434

Subdomains

mailin1.uluv.cz

Same first word

uluv.cz

uluv.com

uluv.it

uluv.sk

Similar names

luvu.ru

lvuu.com

ulvu.ru

luvu.eu

vulu.ru

vulu.org

vulu.net

luvu.kr

vluu.cloud

vulu.cn

luuv.myshopify.com

ulvu.com

luvu.net

vluu.org

luvu.online

luuv.net

luuv.eu

luvu.co.kr

luvu.in

DNS History

16 records (7 active, 9 former)

●NSns1.websupport.cz2026-03-21 → 2026-05-11 · 3 obs

○ 2017-03-29 08:52:54
● 2026-03-21 16:40:02
● 2026-05-11 01:16:24

○NSns1.websupport.sk2015-08-17 → 2017-03-29 · 4 obs

● 2015-08-17 07:51:16
● 2017-03-29 08:52:54
○ 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

●NSns2.websupport.cz2026-03-21 → 2026-05-11 · 3 obs

○ 2017-03-29 08:52:54
● 2026-03-21 16:40:02
● 2026-05-11 01:16:24

○NSns2.websupport.sk2015-08-17 → 2017-03-29 · 4 obs

● 2015-08-17 07:51:16
● 2017-03-29 08:52:54
○ 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

●NSns3.websupport.eu2026-03-21 → 2026-05-11 · 3 obs

○ 2017-03-29 08:52:54
● 2026-03-21 16:40:02
● 2026-05-11 01:16:24

○NSns3.websupport.sk2015-08-17 → 2017-03-29 · 4 obs

● 2015-08-17 07:51:16
● 2017-03-29 08:52:54
○ 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

○MXmailin1.uluv.cz2015-08-17 → 2017-03-29 · 4 obs

● 2015-08-17 07:51:16
● 2017-03-29 08:52:54
○ 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

○MXmailin2.uluv.cz2015-08-17 → 2017-03-29 · 4 obs

● 2015-08-17 07:51:16
● 2017-03-29 08:52:54
○ 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

○MXmailinbackup1.uluv.cz2015-08-17 → 2016-03-29 · 4 obs

● 2015-08-17 07:51:16
● 2016-03-29 16:47:52
○ 2016-08-10 19:14:50
○ 2026-05-11 01:16:24

●MXmx10.active24.cz2026-03-21 → 2026-05-11 · 3 obs

○ 2017-03-29 08:52:54
● 2026-03-21 16:40:02
● 2026-05-11 01:16:24

●MXmx20.active24.cz2026-03-21 → 2026-05-11 · 3 obs

○ 2017-03-29 08:52:54
● 2026-03-21 16:40:02
● 2026-05-11 01:16:24

○A195.210.29.12015-08-17 → 2017-03-29 · 4 obs

● 2015-08-17 07:51:16
● 2017-03-29 08:52:54
○ 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

●A2a00:4b40:aaaa:2005::52026-05-11 → 2026-05-11 · 2 obs

○ 2026-03-21 16:40:02
● 2026-05-11 01:16:24

●A37.9.175.1642026-05-11 → 2026-05-11 · 2 obs

○ 2026-03-21 16:40:02
● 2026-05-11 01:16:24

○A85.25.43.232026-03-21 → 2026-03-21 · 3 obs

○ 2017-03-29 08:52:54
● 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

○A95.211.117.2062015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 07:51:16
○ 2026-03-21 16:40:02
○ 2026-05-11 01:16:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz	-
uluv.cz	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:45.10.97.11

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 816ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.9.175.164`
AAAA	1	`2a00:4b40:aaaa:2005::5`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	2	`mx10.active24.cz (pri: 10), mx20.active24.cz (pri: 100)`
TXT	2	`v=spf1 a mx include:_spf.m1.websupport.s, spf2.0/pra a mx include:_sid.m1.websuppo`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

Hierarchy

uluv.cz is the parent of mailin1.uluv.cz.

IP Addresses

uluv.cz resolves to two IPs: 2a00:4b40:aaaa:2005::5 and 37.9.175.164.

other host names for instance clevera.eu, obuda.hu, fito-podlahy.cz, gastrohelp.cz and alupo.sk share IP numbers with uluv.cz.

Name Servers

uluv.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

uluv.cz at least partially shares name servers with other domains, for instance fitveronika.cz, centrumstromovka.cz, finclubforlife.cz, elsaservis.cz and hatchey.cz.

Host names with two IP numbers:

Host ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11.

Host ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12.

Host ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13.

Mail Servers

uluv.cz is handled by two mail servers: mx10.active24.cz and mx20.active24.cz.

uluv.cz shares the same mail server setup as other domains, for instance psychoterapie.me, primatisk.cz, patex.cz, water-live.eu and onepiece.cz.

uluv.cz shares some mail servers with other domains at least partially, for example vseprozvuk.cz.

Host names with two IP numbers:

mx10.active24.cz points to 2a00:4b40:aaaa:2101:45:13:137:85 and 45.13.137.85

mx20.active24.cz points to 2a00:4b40:aaaa:2101:45:13:137:86 and 45.13.137.86

uluv.cz - robtex.com

uluv.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

`uluv.cz`

`cz`