cuzi.org - robtex.com

cuzi.org

DNSSEC⚠️ Not signed
A142.132.231.220🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC
PTRsrvmail.olale.de
NShydrogen.ns.hetzner.com ⭐
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NShelium.ns.hetzner.de
A2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRhelium.ns.hetzner.de
A193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRhelium.ns.hetzner.de
NSoxygen.ns.hetzner.com
A2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRoxygen.ns.hetzner.com
A88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRoxygen.ns.hetzner.com
MXmail.cuzi.org ⭐
A142.132.231.220🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC
PTRsrvmail.olale.de
TXTv=spf1 mx a include:srvmail.olale.de ip4:142.132.231.220 ip6:2a01:4f8:c012:a0...
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2025-12-03 #24

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1774851674

Previously MX for

cuzi.org

Subdomains

mail.cuzi.org
server1.cuzi.org

Same first word

cuzi.design
cuzi.org
cuzi.net
cuzi.com
cuzi.ru
cuzi.de

Similar names

ziuc.com
cuiz.in
uczi.cn
uizc.cn
zuci.net.cn
cziu.cn
iczu.com
zuci.cn
zuci.org
zuci.com
czui.cn
cziu.eu
zcui.pl
izcu.com
iuzc.cn
uczi.com
uicz.com
ciuz.cn
iucz.cn
izuc.net
czui.hu
iucz.com
czui.cz
cuiz.net
zuci.in
icuz.com
uicz.cn
iuzc.com
cizu.net
zuci.co.jp
zciu.cn
ciuz.info
uzci.com
cziu.com
uzic.com
ziuc.cn
uzic.de
uzic.ch

DNS History

15 records (5 active, 10 former)

20162017201820192020202120222023202420252026NShelium.ns.hetzner.dehydrogen.ns.hetzner.comoxygen.ns.hetzner.comns.namespace4you.dens1.onlydomains.comns2.namespace4you.dens2.onlydomains.comns3.onlydomains.comMXmail.cuzi.orgcuzi.orgmxlb.ispgateway.deA142.132.231.2202a00:1158:0:300:75f0::146.252.18.18678.46.208.205
●NShelium.ns.hetzner.de2026-03-19 → 2026-03-30 · 3 obs
○ 2018-06-22 15:46:40
● 2026-03-19 06:50:10
● 2026-03-30 06:46:16
●NShydrogen.ns.hetzner.com2026-03-19 → 2026-03-30 · 3 obs
○ 2018-06-22 15:46:40
● 2026-03-19 06:50:10
● 2026-03-30 06:46:16
○NSns.namespace4you.de2015-06-12 → 2016-04-26 · 4 obs
● 2015-06-12 05:54:38
● 2016-04-26 08:15:56
○ 2017-01-08 23:02:26
○ 2026-03-30 06:46:16
○NSns1.onlydomains.com2017-01-08 → 2018-06-22 · 5 obs
○ 2016-04-26 08:15:56
● 2017-01-08 23:02:26
● 2018-06-22 15:46:40
○ 2026-03-19 06:50:10
○ 2026-03-30 06:46:16
○NSns2.namespace4you.de2015-06-12 → 2016-04-26 · 4 obs
● 2015-06-12 05:54:38
● 2016-04-26 08:15:56
○ 2017-01-08 23:02:26
○ 2026-03-30 06:46:16
○NSns2.onlydomains.com2017-01-08 → 2018-06-22 · 5 obs
○ 2016-04-26 08:15:56
● 2017-01-08 23:02:26
● 2018-06-22 15:46:40
○ 2026-03-19 06:50:10
○ 2026-03-30 06:46:16
○NSns3.onlydomains.com2017-01-08 → 2018-06-22 · 5 obs
○ 2016-04-26 08:15:56
● 2017-01-08 23:02:26
● 2018-06-22 15:46:40
○ 2026-03-19 06:50:10
○ 2026-03-30 06:46:16
●NSoxygen.ns.hetzner.com2026-03-19 → 2026-03-30 · 3 obs
○ 2018-06-22 15:46:40
● 2026-03-19 06:50:10
● 2026-03-30 06:46:16
○MXcuzi.org2016-02-07 → 2016-04-26 · 5 obs
○ 2015-11-09 23:03:02
● 2016-02-07 18:38:28
● 2016-04-26 08:15:56
○ 2017-01-08 23:02:26
○ 2026-03-30 06:46:16
●MXmail.cuzi.org2017-01-08 → 2026-03-30 · 3 obs
○ 2016-04-26 08:15:56
● 2017-01-08 23:02:26
● 2026-03-30 06:46:16
○MXmxlb.ispgateway.de2015-06-12 → 2015-11-09 · 4 obs
● 2015-06-12 05:54:38
● 2015-11-09 23:03:02
○ 2016-02-07 18:38:28
○ 2026-03-30 06:46:16
●A142.132.231.2202026-03-19 → 2026-03-30 · 3 obs
○ 2018-06-22 15:46:40
● 2026-03-19 06:50:10
● 2026-03-30 06:46:16
○A2a00:1158:0:300:75f0::12015-06-12 → 2015-11-09 · 4 obs
● 2015-06-12 05:54:38
● 2015-11-09 23:03:02
○ 2016-02-07 18:38:28
○ 2026-03-30 06:46:16
○A46.252.18.1862015-06-12 → 2015-11-09 · 4 obs
● 2015-06-12 05:54:38
● 2015-11-09 23:03:02
○ 2016-02-07 18:38:28
○ 2026-03-30 06:46:16
○A78.46.208.2052016-02-07 → 2018-06-22 · 5 obs
○ 2015-11-09 23:03:02
● 2016-02-07 18:38:28
● 2018-06-22 15:46:40
○ 2026-03-19 06:50:10
○ 2026-03-30 06:46:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org-
cuzi.orghydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com-

✅ Authoritative Response

Server:193.47.99.5

NS records: hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cuzi.org (unsigned zone)

⏱️ Timing

Total: 291ms | Queries: -

📄 Records

TypeCountSample Data
A1142.132.231.220
NS3helium.ns.hetzner.de, hydrogen.ns.hetzner.com...
MX1mail.cuzi.org (pri: 100)
TXT1v=spf1 mx a include:srvmail.olale.de ip4
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

Analysis

Hierarchy

cuzi.org is parent of mail.cuzi.org and server1.cuzi.org.

IP Addresses

cuzi.org points to a single IP number: 142.132.231.220.

other host names for instance mail.cuzi.org, srvmail.olale.de, mail.olale.de, olale.de and openhelpworld.de share IP numbers with cuzi.org.

Name Servers

cuzi.org is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

cuzi.org at least partially shares name servers with other domains, for instance nerealitate.lv, bohner.me, aqua-marine.od.ua, bauverein-kaltenkirchen.de and modular-t.org.

these name servers are commonly used with ns1.your-server.de, robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de, ns.second-ns.com and ns3.second-ns.de.

Host names with two IP numbers:

Host hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.

Host oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192.

Host helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5.

Mail Servers

cuzi.org is handled by a single mail server, mail.cuzi.org.

Host name mail.cuzi.org points to IP address 142.132.231.220.