sys-data.com - robtex.com
sys-data.com
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.netnstld@verisign-grs.com serial=1778338381 | ||||||
Subdomains
79-98-73-11.sys-data.com |
79-98-78-239.sys-data.com |
79-98-75-165.sys-data.com |
dns-cache1.sys-data.com |
cgnat236.sys-data.com |
cgnat176.sys-data.com |
cgnat228.sys-data.com |
79-98-73-84.sys-data.com |
79-98-78-103.sys-data.com |
79-98-74-124.sys-data.com |
79-98-72-222.sys-data.com |
cgnat215.sys-data.com |
79-98-79-210.sys-data.com |
79-98-78-98.sys-data.com |
hosting3.sys-data.com |
cgnat149.sys-data.com |
79-98-72-37.sys-data.com |
79-98-73-172.sys-data.com |
79-98-75-9.sys-data.com |
cgnat222.sys-data.com |
79-98-72-177.sys-data.com |
185-4-200-200.sys-data.com |
79-98-75-35.sys-data.com |
79-98-79-171.sys-data.com |
79-98-72-241.sys-data.com |
cgnat253.sys-data.com |
79-98-79-46.sys-data.com |
79-98-72-232.sys-data.com |
79-98-73-242.sys-data.com |
79-98-72-237.sys-data.com |
bgp-peering-sec-ttc.sys-data.com |
cgnat168.sys-data.com |
79-98-72-155.sys-data.com |
ns3.sys-data.com |
185-4-200-55.sys-data.com |
79-98-79-10.sys-data.com |
79-98-73-222.sys-data.com |
79-98-74-97.sys-data.com |
ns1.sys-data.com |
79-98-73-160.sys-data.com |
cgna(0x74313735).sys-data.com |
79-98-72-228.sys-data.com |
79-98-73-255.sys-data.com |
79-98-73-9.sys-data.com |
79-98-72-86.sys-data.com |
cgnat232.sys-data.com |
79-98-75-10.sys-data.com |
79-98-78-51.sys-data.com |
gwttc.sys-data.com |
79-98-73-63.sys-data.com |
79-98-72-229.sys-data.com |
79-98-79-241.sys-data.com |
79-98-74-170.sys-data.com |
gwttcn4n.sys-data.com |
cgnat219.sys-data.com |
cgnat212-cec.sys-data.com |
79-98-75-116.sys-data.com |
79-98-79-47.sys-data.com |
jcx.sys-data.com |
79-98-72-135.sys-data.com |
79-98-79-255.sys-data.com |
79-98-73-121.sys-data.com |
79-98-79-1.sys-data.com |
185-4-200-172.sys-data.com |
79-98-73-176.sys-data.com |
cgnat204.sys-data.com |
79-98-78-101.sys-data.com |
79-98-74-151.sys-data.com |
79-98-72-93.sys-data.com |
bt.sys-data.com |
gw-lipence.sys-data.com |
ns2.sys-data.com |
79-98-75-63.sys-data.com |
79-98-72-162.sys-data.com |
79-98-73-86.sys-data.com |
79-98-73-154.sys-data.com |
79-98-73-0.sys-data.com |
79-98-72-216.sys-data.com |
dns-cache2.sys-data.com |
radius1.sys-data.com |
79-98-75-64.sys-data.com |
79-98-78-199.sys-data.com |
dns2.sys-data.com |
79-98-78-192.sys-data.com |
79-98-79-202.sys-data.com |
79-98-78-201.sys-data.com |
nat2-ttc-prg.sys-data.com |
79-98-72-33.sys-data.com |
79-98-72-227.sys-data.com |
79-98-78-182.sys-data.com |
79-98-72-171.sys-data.com |
info.sys-data.com |
79-98-74-205.sys-data.com |
79-98-72-152.sys-data.com |
speedtest.sys-data.com |
sip.sys-data.com |
185-4-200-249.sys-data.com |
79-98-74-165.sys-data.com |
79-98-72-208.sys-data.com |
79-98-79-17.sys-data.com |
bandwidth-test.sys-data.com |
is.sys-data.com |
79-98-79-81.sys-data.com |
cgnat213.sys-data.com |
185-4-201-7.sys-data.com |
system.sys-data.com |
cgnat250.sys-data.com |
cgnat170.sys-data.com |
79-98-79-98.sys-data.com |
79-98-78-77.sys-data.com |
cgnat252.sys-data.com |
antispam.sys-data.com |
79-98-72-36.sys-data.com |
79-98-73-206.sys-data.com |
79-98-75-28.sys-data.com |
79-98-74-128.sys-data.com |
cgnat208.sys-data.com |
79-98-79-193.sys-data.com |
79-98-73-210.sys-data.com |
79-98-78-1.sys-data.com |
79-98-79-73.sys-data.com |
cgnat221.sys-data.com |
79-98-73-177.sys-data.com |
79-98-73-124.sys-data.com |
79-98-72-6.sys-data.com |
79-98-72-205.sys-data.com |
cgnat189.sys-data.com |
cgnat234.sys-data.com |
79-98-73-215.sys-data.com |
79-98-75-32.sys-data.com |
79-98-75-77.sys-data.com |
79-98-74-120.sys-data.com |
79-98-78-19.sys-data.com |
lipence-pop.sys-data.com |
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
●NSa.ns.brouzdej.net2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 14:55:56
●NSb.ns.brouzdej.net2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 14:55:56
○NSns3.sys-data.com2015-07-15 → 2017-10-10 · 4 obs
● 2017-10-10 23:24:36
○ 2018-07-24 10:05:40
○ 2026-05-09 14:55:56
●MXsmtp.brouzdej.net2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 14:55:56
●MXsmtp.sys-data.com2017-03-27 → 2026-05-09 · 3 obs
● 2017-03-27 18:50:58
● 2026-05-09 14:55:56
○A2a02:970:1::102015-07-15 → 2016-12-28 · 4 obs
● 2016-12-28 19:50:52
○ 2017-03-27 18:50:58
○ 2026-05-09 14:55:56
○A2a02:970:1::10102017-03-27 → 2018-07-24 · 5 obs
● 2017-03-27 18:50:58
● 2018-07-24 10:05:40
○ 2026-02-15 01:51:46
○ 2026-05-09 14:55:56
●A2a02:970:1::292026-02-15 → 2026-05-09 · 3 obs
● 2026-02-15 01:51:46
● 2026-05-09 14:55:56
○A79.98.72.12015-07-15 → 2016-12-28 · 4 obs
● 2016-12-28 19:50:52
○ 2017-03-27 18:50:58
○ 2026-05-09 14:55:56
○A79.98.72.152017-03-27 → 2018-07-24 · 5 obs
● 2017-03-27 18:50:58
● 2018-07-24 10:05:40
○ 2026-02-15 01:51:46
○ 2026-05-09 14:55:56
●A79.98.72.292026-02-15 → 2026-05-09 · 3 obs
● 2026-02-15 01:51:46
● 2026-05-09 14:55:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sys-data.com | a.ns.brouzdej.net, b.ns.brouzdej.net | - |
✅ Authoritative Response
Server:79.98.72.2
NS records: a.ns.brouzdej.net, b.ns.brouzdej.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sys-data.com (unsigned zone)
⏱️ Timing
Total: 692ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 79.98.72.29 |
| AAAA | 1 | 2a02:970:1::29 |
| NS | 2 | b.ns.brouzdej.net, a.ns.brouzdej.net |
| MX | 2 | smtp.sys-data.com (pri: 10), smtp.brouzdej.net (pri: 100) |
| TXT | 3 | google-site-verification=9YGOOvCACKDaTYa, google-site-verification=Dhc6AEjqcCbP1TH... |
| SOA | 1 | a.ns.brouzdej.net podpora.sys-data.com |
Analysis
Hierarchy
sys-data.com is a parent of 79-98-73-11.sys-data.com, 79-98-78-239.sys-data.com, 79-98-75-165.sys-data.com, dns-cache1.sys-data.com, cgnat236.sys-data.com and hundreds of other host names.
IP Addresses
sys-data.com points to two IP numbers: 2a02:970:1::29 and 79.98.72.29.
Other host names such as mcx.sys-data.com, 79-98-72-154.sys-data.com, 79-98-72-192.sys-data.com, 79-98-72-147.sys-data.com and sdc.brouzdej.net share IP numbers with sys-data.com.
Name Servers
sys-data.com is delegated to two name servers: a.ns.brouzdej.net and b.ns.brouzdej.net.
sys-data.com uses the same name server setup as other domains, including routerboard.cz, mo-atelier.cz, cihakit.cz, pako-z.cz and brouzdej.net.
At least part of the name servers for sys-data.com are shared with other domains, for instance vlaskovi.cz, czechdata.cz, jcnet.cz, benchrest.cz and manovo.cz.
These name servers are commonly used alongside ns1.sys-data.com and ns2.sys-data.com.
Host names with two IP numbers:
a.ns.brouzdej.net points to 2a02:970:1::10 and 79.98.72.1.
b.ns.brouzdej.net points to 2a02:970:1::d2 and 79.98.72.2.
Mail Servers
sys-data.com is handled by two mail servers: smtp.sys-data.com and smtp.brouzdej.net.
sys-data.com uses the same mail server setup as other domains, for instance brouzdej.net, mikrotik.cz, routedworld.com, hlukplus.cz and routerboard.cz.
sys-data.com shares at least some mail servers with other domains, for example energokd.cz, epd-pa.cz, antispam.sys-data.com, auto-isr.cz and filip-salaquarda.cz.
these mail servers are often used together with mail.epd-pa.cz and isr-ph-exch.auto-isr.cz.
Host names with four IP numbers:
The host name smtp.sys-data.com points to: 2a02:970:1::ea5, 2a02:970:1::ea11, 79.98.72.5 and 79.98.72.11.
The host name smtp.brouzdej.net points to: 2a02:970:1::ea5, 2a02:970:1::ea11, 79.98.72.5 and 79.98.72.11.
Names that point to 2a02:970:1::ea5: smtp.sys-data.com, smtp.brouzdej.net.
Names that point to 2a02:970:1::ea11: smtp.sys-data.com, smtp.brouzdej.net.
Names that point to 79.98.72.5: smtp.sys-data.com, smtp.brouzdej.net.
Names that point to 79.98.72.11: smtp.sys-data.com, smtp.brouzdej.net.