servermail.cz - robtex.com
servermail.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 188.120.203.181🇨🇿 IP4ISP188.120.192.0/19 z.s.p.o. network route | ||||||
| PTR | 203-ip-181.backer.cz | ||||||
| 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 | mail.servermail.cz ⭐ | ||||||
| A | 188.120.203.181🇨🇿 IP4ISP188.120.192.0/19 z.s.p.o. network route | ||||||
| PTR | 203-ip-181.backer.cz | ||||||
| TXT | MS=F4E41F828337BF2A2F8447B2902D5FA03DBA67D5 | ||||||
| TXT | v=spf1 a:mail.servermail.cz ip4:188.120.203.181 include:_spf.google.com ~all | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1744449455 | ||||||
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.czhostmaster@nic.cz serial=1775933254 | ||||||
Subdomains
mail.servermail.cz |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
○NSalfa.ns.active24.cz2015-06-24 → 2018-09-23 · 4 obs
● 2018-09-23 16:44:26
○ 2026-03-06 18:16:40
○ 2026-04-11 19:34:40
○NSbeta.ns.active24.cz2015-06-24 → 2018-09-23 · 4 obs
● 2018-09-23 16:44:26
○ 2026-03-06 18:16:40
○ 2026-04-11 19:34:40
○NSgama.ns.active24.sk2015-06-24 → 2018-09-23 · 4 obs
● 2018-09-23 16:44:26
○ 2026-03-06 18:16:40
○ 2026-04-11 19:34:40
●NSns1.websupport.cz2026-03-06 → 2026-04-11 · 3 obs
● 2026-03-06 18:16:40
● 2026-04-11 19:34:40
●NSns2.websupport.cz2026-03-06 → 2026-04-11 · 3 obs
● 2026-03-06 18:16:40
● 2026-04-11 19:34:40
●NSns3.websupport.eu2026-03-06 → 2026-04-11 · 3 obs
● 2026-03-06 18:16:40
● 2026-04-11 19:34:40
●MXmail.servermail.cz2015-06-24 → 2026-04-11 · 2 obs
● 2026-04-11 19:34:40
●A188.120.203.1812017-07-26 → 2026-04-11 · 3 obs
● 2017-07-26 04:46:42
● 2026-04-11 19:34:40
○A62.77.99.252015-06-24 → 2017-01-02 · 4 obs
● 2017-01-02 02:21:54
○ 2017-07-26 04:46:42
○ 2026-04-11 19:34:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| servermail.cz | ns3.websupport.eu, ns1.websupport.cz, ns2.websupport.cz | - |
✅ Authoritative Response
Server:185.71.159.12
NS records: ns3.websupport.eu, ns1.websupport.cz, ns2.websupport.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1002ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.120.203.181 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 1 | mail.servermail.cz (pri: 1) |
| TXT | 2 | MS=F4E41F828337BF2A2F8447B2902D5FA03DBA6, v=spf1 a:mail.servermail.cz ip4:188.120. |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
The parent of mail.servermail.cz is servermail.cz.
IP Addresses
servermail.cz points to a single IP address: 188.120.203.181.
Other host names, such as mail.servermail.cz and 203-ip-181.backer.cz, share IP numbers with servermail.cz.
Name Servers
servermail.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
servermail.cz at least partially shares name servers with other domains, for example novasoft.cz, solbegues.com, valicek.eu, mivamed.eu and fanc.cz.
Host names with two IP numbers:
ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11
ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12
ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13
Mail Servers
The mail.servermail.cz mail server handles servermail.cz.
mail.servermail.cz points to a single IP number: 188.120.203.181.