sieza.com - dns.ninja

`sieza.com`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2b88:1:4::c2^{🇨🇿 WEDOS2a02:2b88::/32 Internet, a.s.}
		PTR	`hc1-wd338.wedos.net`
A	46.28.106.154^{🇨🇿 WEDOS46.28.104.0/21 Internet, a.s.}
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	`sieza-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1733498205

`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=1786107679

Same first word

sieza.info

sieza.net

sieza.com

sieza.cz

Similar names

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DNS History

11 records (6 active, 5 former)

○NSalfa.ns.active24.cz2015-08-21 → 2016-12-22 · 4 obs

● 2015-08-21 23:30:46
● 2016-12-22 08:01:40
○ 2026-02-20 08:47:24
○ 2026-08-07 13:13:56

○NSbeta.ns.active24.cz2015-08-21 → 2016-12-22 · 4 obs

● 2015-08-21 23:30:46
● 2016-12-22 08:01:40
○ 2026-02-20 08:47:24
○ 2026-08-07 13:13:56

●NSns1.websupport.cz2026-02-20 → 2026-08-07 · 3 obs

○ 2016-12-22 08:01:40
● 2026-02-20 08:47:24
● 2026-08-07 13:13:56

●NSns2.websupport.cz2026-02-20 → 2026-08-07 · 3 obs

○ 2016-12-22 08:01:40
● 2026-02-20 08:47:24
● 2026-08-07 13:13:56

●NSns3.websupport.eu2026-02-20 → 2026-08-07 · 3 obs

○ 2016-12-22 08:01:40
● 2026-02-20 08:47:24
● 2026-08-07 13:13:56

○MXposta.sieza.info2015-08-21 → 2016-12-22 · 4 obs

● 2015-08-21 23:30:46
● 2016-12-22 08:01:40
○ 2026-02-20 08:47:24
○ 2026-08-07 13:13:56

●MXsieza-com.mail.protection.outlook.com2016-04-23 → 2026-08-07 · 3 obs

○ 2015-08-21 23:30:46
● 2016-04-23 15:36:02
● 2026-08-07 13:13:56

○A194.212.89.752015-08-21 → 2016-04-23 · 4 obs

● 2015-08-21 23:30:46
● 2016-04-23 15:36:02
○ 2016-10-27 19:37:32
○ 2026-08-07 13:13:56

●A2a02:2b88:1:4::c22026-02-20 → 2026-08-07 · 3 obs

○ 2016-12-22 08:01:40
● 2026-02-20 08:47:24
● 2026-08-07 13:13:56

●A46.28.106.1542026-02-20 → 2026-08-07 · 3 obs

○ 2016-12-22 08:01:40
● 2026-02-20 08:47:24
● 2026-08-07 13:13:56

○A82.142.82.1442016-10-27 → 2016-12-22 · 5 obs

○ 2016-04-23 15:36:02
● 2016-10-27 19:37:32
● 2016-12-22 08:01:40
○ 2026-02-20 08:47:24
○ 2026-08-07 13:13:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
sieza.com	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:45.10.97.13

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: 458ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.28.106.154`
AAAA	1	`2a02:2b88:1:4::c2`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	1	`sieza-com.mail.protection.outlook.com (p`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

IP Addresses

sieza.com points to the IP addresses 46.28.106.154 and 2a02:2b88:1:4::c2

Among the host names that share IP numbers with sieza.com are mail.salonfrancoa.cz, pavelmikoska.cz, designportal.online and two others.

Name Servers

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

At least some of sieza.com's name servers are shared with other domains, for example byznysaikademie.cz, mediacafe.cz, diamant-rohoze.cz and two more.

ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu each resolve to two IP addresses: ns1.websupport.cz resolves to 45.10.97.11 and 2a10:bbc0::11; ns2.websupport.cz resolves to 185.71.159.12 and 2a02:250:3::12; ns3.websupport.eu resolves to 45.10.97.13 and 2a10:bbc0::13.

Mail Servers

sieza.com routes its mail through a single mail server, sieza-com.mail.protection.outlook.com.

sieza-com.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.27, 52.101.68.32 and 52.101.68.39, along with 5 other.