generace20.cz - robtex.com

generace20.cz

DNSSEC🔒 Signed (DS record present)
A2a03:3b40:fe:319::1🇨🇿 MASTER-AS2a03:3b40::/40 VPSFREE-IPV6-PRG2
A185.8.165.141🇨🇿 MASTER-AS185.8.164.0/23 CZ-VPSFREE-20121101
NSns.stable.cz ⭐
A2001:1ab0:7e1e:2::5🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRns2-prg.core.webglobe.com
A217.31.48.201🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRns2-prg.core.webglobe.com
NSns.stable.sk
A2a00:1e40:a:53::5🇸🇰 IGNUM-AS2a00:1e40:a::/48
PTRns1-bra.core.webglobe.com
A185.65.223.35🇸🇰 IGNUM-AS185.65.223.0/24
PTRns1-bra.core.webglobe.com
MXgenerace20-cz.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::7🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db4pr02cu00307.inbound.protection.outlook.com
A2a01:111:f403:ca09::c🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as8pr05cu00304.inbound.protection.outlook.com
A2a01:111:f403:ca09::e🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00206.inbound.protection.outlook.com
A2a01:111:f403:ca09::20🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as8pr05cu00400.inbound.protection.outlook.com
A52.101.68.0🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db3pr0202cu00100.inbound.protection.outlook.com
A52.101.68.16🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db4pr02cu00400.inbound.protection.outlook.com
A52.101.68.25🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db8pr02cu00101.inbound.protection.outlook.com
A52.101.73.12🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am4pr0401cu00104.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com -all
TXTMS=ms19334486
SOAns.stable.czhostmaster@stable.cz 2026-07-10 #1

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=1783808240

Subdomains

www.generace20.cz

Same first word

generace20.cz

DNS History

15 records (5 active, 10 former)

20162017201820192020202120222023202420252026NSns.stable.czns.stable.skns1.thinline.czns2.thinline.czns3.cesky-hosting.euMXgenerace20-cz.mail.protection.outlook.commx.stable.czmx.stable.skmx1b20.thinline.czmx1d10.thinline.czA185.8.165.1412a03:3b40:fe:319::12a00:1ed0:2:0:1:5bef:c8b4:177.93.223.24691.239.200.180
●NSns.stable.cz2017-03-23 → 2026-07-11 · 3 obs
○ 2016-07-16 05:05:16
● 2017-03-23 17:36:38
● 2026-07-11 22:47:38
●NSns.stable.sk2017-03-23 → 2026-07-11 · 3 obs
○ 2016-07-16 05:05:16
● 2017-03-23 17:36:38
● 2026-07-11 22:47:38
○NSns1.thinline.cz2015-05-29 → 2016-07-16 · 4 obs
● 2015-05-29 04:21:42
● 2016-07-16 05:05:16
○ 2017-03-23 17:36:38
○ 2026-07-11 22:47:38
○NSns2.thinline.cz2015-05-29 → 2016-07-16 · 4 obs
● 2015-05-29 04:21:42
● 2016-07-16 05:05:16
○ 2017-03-23 17:36:38
○ 2026-07-11 22:47:38
○NSns3.cesky-hosting.eu2015-05-29 → 2016-07-16 · 4 obs
● 2015-05-29 04:21:42
● 2016-07-16 05:05:16
○ 2017-03-23 17:36:38
○ 2026-07-11 22:47:38
●MXgenerace20-cz.mail.protection.outlook.com2026-03-26 → 2026-07-11 · 3 obs
○ 2017-03-23 17:36:38
● 2026-03-26 12:17:54
● 2026-07-11 22:47:38
○MXmx.stable.cz2017-03-23 → 2017-03-23 · 4 obs
○ 2016-07-16 05:05:16
● 2017-03-23 17:36:38
○ 2026-03-26 12:17:54
○ 2026-07-11 22:47:38
○MXmx.stable.sk2017-03-23 → 2017-03-23 · 4 obs
○ 2016-07-16 05:05:16
● 2017-03-23 17:36:38
○ 2026-03-26 12:17:54
○ 2026-07-11 22:47:38
○MXmx1b20.thinline.cz2015-05-29 → 2016-07-16 · 4 obs
● 2015-05-29 04:21:42
● 2016-07-16 05:05:16
○ 2017-03-23 17:36:38
○ 2026-07-11 22:47:38
○MXmx1d10.thinline.cz2015-05-29 → 2016-07-16 · 4 obs
● 2015-05-29 04:21:42
● 2016-07-16 05:05:16
○ 2017-03-23 17:36:38
○ 2026-07-11 22:47:38
●A185.8.165.1412026-03-26 → 2026-07-11 · 3 obs
○ 2017-03-23 17:36:38
● 2026-03-26 12:17:54
● 2026-07-11 22:47:38
○A2a00:1ed0:2:0:1:5bef:c8b4:12015-05-29 → 2016-07-16 · 4 obs
● 2015-05-29 04:21:42
● 2016-07-16 05:05:16
○ 2017-03-23 17:36:38
○ 2026-07-11 22:47:38
●A2a03:3b40:fe:319::12026-03-26 → 2026-07-11 · 3 obs
○ 2017-03-23 17:36:38
● 2026-03-26 12:17:54
● 2026-07-11 22:47:38
○A77.93.223.2462017-03-23 → 2017-03-23 · 4 obs
○ 2016-07-16 05:05:16
● 2017-03-23 17:36:38
○ 2026-03-26 12:17:54
○ 2026-07-11 22:47:38
○A91.239.200.1802015-05-29 → 2016-07-16 · 4 obs
● 2015-05-29 04:21:42
● 2016-07-16 05:05:16
○ 2017-03-23 17:36:38
○ 2026-07-11 22:47:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
generace20.czns.stable.cz, ns.stable.sk2 records

✅ Authoritative Response

Server:185.65.223.35

NS records: ns.stable.cz, ns.stable.sk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1439ms | Queries: -

📄 Records

TypeCountSample Data
A1185.8.165.141
AAAA12a03:3b40:fe:319::1
NS2ns.stable.cz, ns.stable.sk
MX1generace20-cz.mail.protection.outlook.co
TXT2MS=ms19334486, v=spf1 include:spf.protection.outlook.co
SOA1ns.stable.cz hostmaster.stable.cz

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.stable.cz, ns.stable.cz)

Analysis

Hierarchy

The domain www.generace20.cz falls under the parent generace20.cz.

IP Addresses

generace20.cz has two IP addresses: 185.8.165.141 and 2a03:3b40:fe:319::1

Other host names, among them vsemismery.cz and vsemismery.com, have IP numbers in common with generace20.cz.

Name Servers

generace20.cz uses two name servers for its delegation: ns.stable.cz and ns.stable.sk.

generace20.cz shares its name server setup with other domains, including scheiner.cz, mitoncircus.com, glami.eu and two others.

At least some of generace20.cz's name servers are shared with other domains, for example semik.com, hradrotstejn.info, akcepronezadane.cz and two more.

These name servers are frequently paired with the name servers ns.miton.cz, ns.mitoncz.com, ns3.webglobe.com and two others.

The two host names ns.stable.cz and ns.stable.sk each have a pair of IP addresses: ns.stable.cz has 217.31.48.201 and 2001:1ab0:7e1e:2::5, and ns.stable.sk has 185.65.223.35 and 2a00:1e40:a:53::5.

Mail Servers

generace20.cz has one mail server: generace20-cz.mail.protection.outlook.com.

generace20-cz.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.0, 52.101.68.16, 52.101.68.25 and 5 other.