ipsystem.cz - dns.ninja

ipsystem.cz

DNSSEC🔒 Signed (DS record present)
A176.97.241.233🇨🇿 PRASLAVICENET176.97.240.0/21
PTR176-97-241-233.praslavice.net
NSns1.thinline.cz
A2001:67c:e94:0:1:5bef:c8f3:1Blindspot2001:67c:e94::/48 THINLINE-BlindSpot
PTRns1.thinline.cz
A91.239.200.243🇨🇿 Blindspot91.239.200.0/23 THINLINE-BlindSpot
PTRns1.thinline.cz
NSns2.thinline.cz
A2001:4de8:fa22:0:1:5264:602:1🇨🇿 QUANTCOM-AS2001:4de8::/32 Dial Telecom, a.s.
PTRns2.thinline.cz
A82.100.6.2🇨🇿 QUANTCOM-AS82.100.0.0/18 Dial Telecom, a.s.
PTRns2.thinline.cz
NSns3.cesky-hosting.eu
A2001:67c:e94:1:1:5bef:ca12:1Blindspot2001:67c:e94::/48 THINLINE-BlindSpot
PTRns3.cesky-hosting.eu
A91.239.202.18🇨🇿 Blindspot91.239.202.0/23 THINLINE-BlindSpot
PTRns3.cesky-hosting.eu
MXipsystem-cz.mail.protection.outlook.com
A2a01:111:f403:ca04::8🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db5pr02cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca04::f🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca04::10🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-dbapr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::c🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as8pr05cu00304.inbound.protection.outlook.com
A52.101.68.0🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db3pr0202cu00100.inbound.protection.outlook.com
A52.101.68.21🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db4pr02cu00205.inbound.protection.outlook.com
A52.101.73.6🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am6pr04cu00306.inbound.protection.outlook.com
A52.101.73.153🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as8pr05cu00401.inbound.protection.outlook.com
TXTMS=ms18976425
TXTMS=ms65358191
TXTfacebook-domain-verification=rsa9h0oy8lajn7pxdk9ep5o0ghj4hm
TXTv=spf1 include:spf.protection.outlook.com ip4:46.13.7.106 ip4:46.13.7.107 ip4...
SOAns1.thinline.czhostmaster@ipsystem.cz serial=1533053920

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1785620841

Subdomains

Same first word

Similar names

DNS History

15 records (5 active, 10 former)

200920112013201520172019202120232025NSns1.thinline.czns2.thinline.czns3.cesky-hosting.euns1.ignum.comns2.ignum.czMXipsystem-cz.mail.protection.outlook.commail.ipsystem.czmail2.ignum.czmailer.ipsystem.czmanray.ipsystem.cznewton.ipsystem.czA176.97.241.233217.31.49.682a00:1ed0:2:1:1:5bef:ca42:191.239.202.66
NSns1.ignum.com2008-11-12 → 2008-11-12 · 3 obs
● 2008-11-12 15:05:54
○ 2015-06-09 16:36:06
○ 2026-08-01 22:17:50
NSns1.thinline.cz2015-06-09 → 2026-08-01 · 3 obs
○ 2008-11-12 15:05:54
● 2015-06-09 16:36:06
● 2026-08-01 22:17:50
NSns2.ignum.cz2008-11-12 → 2008-11-12 · 3 obs
● 2008-11-12 15:05:54
○ 2015-06-09 16:36:06
○ 2026-08-01 22:17:50
NSns2.thinline.cz2015-06-09 → 2026-08-01 · 3 obs
○ 2008-11-12 15:05:54
● 2015-06-09 16:36:06
● 2026-08-01 22:17:50
NSns3.cesky-hosting.eu2015-06-09 → 2026-08-01 · 3 obs
○ 2008-11-12 15:05:54
● 2015-06-09 16:36:06
● 2026-08-01 22:17:50
MXipsystem-cz.mail.protection.outlook.com2026-02-25 → 2026-08-01 · 3 obs
○ 2020-04-04 11:53:46
● 2026-02-25 06:59:20
● 2026-08-01 22:17:50
MXmail.ipsystem.cz2008-11-12 → 2008-11-12 · 3 obs
● 2008-11-12 15:05:54
○ 2015-06-09 16:36:06
○ 2026-08-01 22:17:50
MXmail2.ignum.cz2008-11-12 → 2008-11-12 · 3 obs
● 2008-11-12 15:05:54
○ 2015-06-09 16:36:06
○ 2026-08-01 22:17:50
MXmailer.ipsystem.cz2015-06-09 → 2020-04-04 · 5 obs
○ 2008-11-12 15:05:54
● 2015-06-09 16:36:06
● 2020-04-04 11:53:46
○ 2026-02-25 06:59:20
○ 2026-08-01 22:17:50
MXmanray.ipsystem.cz2015-06-09 → 2020-04-04 · 5 obs
○ 2008-11-12 15:05:54
● 2015-06-09 16:36:06
● 2020-04-04 11:53:46
○ 2026-02-25 06:59:20
○ 2026-08-01 22:17:50
MXnewton.ipsystem.cz2008-11-12 → 2008-11-12 · 3 obs
● 2008-11-12 15:05:54
○ 2015-06-09 16:36:06
○ 2026-08-01 22:17:50
A176.97.241.2332026-02-25 → 2026-08-01 · 3 obs
○ 2020-04-04 11:53:46
● 2026-02-25 06:59:20
● 2026-08-01 22:17:50
A217.31.49.682008-11-12 → 2008-11-12 · 3 obs
● 2008-11-12 15:05:54
○ 2015-06-09 16:36:06
○ 2026-08-01 22:17:50
A2a00:1ed0:2:1:1:5bef:ca42:12015-06-09 → 2020-04-04 · 5 obs
○ 2008-11-12 15:05:54
● 2015-06-09 16:36:06
● 2020-04-04 11:53:46
○ 2026-02-25 06:59:20
○ 2026-08-01 22:17:50
A91.239.202.662015-06-09 → 2020-04-04 · 5 obs
○ 2008-11-12 15:05:54
● 2015-06-09 16:36:06
● 2020-04-04 11:53:46
○ 2026-02-25 06:59:20
○ 2026-08-01 22:17:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz-
ipsystem.czns1.thinline.cz, ns2.thinline.cz, ns3.cesky-hosting.eu4 records

✅ Authoritative Response

Server:91.239.202.18

NS records: ns1.thinline.cz, ns2.thinline.cz, ns3.cesky-hosting.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1396ms | Queries: -

📄 Records

TypeCountSample Data
A1176.97.241.233
NS3ns1.thinline.cz, ns2.thinline.cz...
MX1ipsystem-cz.mail.protection.outlook.com
TXT4MS=ms18976425, MS=ms65358191...
SOA1ns1.thinline.cz hostmaster.ipsystem.cz

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.thinline.cz, ns1.thinline.cz, ns2.thinline.cz...)

Analysis

Hierarchy

ipsystem.cz serves as the parent of manray.ipsystem.cz.

IP Addresses

ipsystem.cz has exactly one IP address — 176.97.241.233.

Name Servers

ipsystem.cz carries NS records delegating to ns1.thinline.cz, ns2.thinline.cz and ns3.cesky-hosting.eu.

ipsystem.cz has at least partial name server overlap with other domains, such as detai.cz, roofix.cz, agsb.cz and two others.

ns1.thinline.cz, ns2.thinline.cz and ns3.cesky-hosting.eu are three hostnames that each resolve to a pair of IP addresses: ns1.thinline.cz to 91.239.200.243 and 2001:67c:e94:0:1:5bef:c8f3:1, ns2.thinline.cz to 82.100.6.2 and 2001:4de8:fa22:0:1:5264:602:1, and ns3.cesky-hosting.eu to 91.239.202.18 and 2001:67c:e94:1:1:5bef:ca12:1.

Mail Servers

ipsystem.cz uses one mail server — ipsystem-cz.mail.protection.outlook.com.

ipsystem-cz.mail.protection.outlook.com has 8 IP addresses: 52.101.68.0, 52.101.68.21, 52.101.73.6 plus 5 more.