cir-edu.com - robtex.com

cir-edu.com

DNSSEC⚠️ Not signed
A46.62.154.159🇩🇪 Hetzner46.62.128.0/17 HETZNER-DC
PTR46-62-154-159.cprapid.com
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
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
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
MXcir-edu.com ⭐
A46.62.154.159🇩🇪 Hetzner46.62.128.0/17 HETZNER-DC
PTR46-62-154-159.cprapid.com
TXTv=spf1 ip4:46.62.154.159 +a +mx +ip4:199.192.22.103 +ip4:38.242.201.87 +ip4:1...
SOAoxygen.ns.hetzner.comroot@46-62-154-159.cprapid.com 2026-04-03 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786094204

MX for

cir-edu.com

Subdomains

www.cir-edu.com

Same first word

cir-edu.com

Similar names

de-cuir.com
u-direc.com

DNS History

8 records (5 active, 3 former)

201820192020202120222023202420252026NShelium.ns.hetzner.dehydrogen.ns.hetzner.comoxygen.ns.hetzner.comns1.ku-host.comns2.ku-host.comMXcir-edu.comA46.62.154.15951.255.205.32
●NShelium.ns.hetzner.de2026-07-24 → 2026-08-07 · 3 obs
○ 2017-05-10 01:02:26
● 2026-07-24 17:20:02
● 2026-08-07 09:42:04
●NShydrogen.ns.hetzner.com2026-07-24 → 2026-08-07 · 3 obs
○ 2017-05-10 01:02:26
● 2026-07-24 17:20:02
● 2026-08-07 09:42:04
○NSns1.ku-host.com2017-05-10 → 2017-05-10 · 3 obs
● 2017-05-10 01:02:26
○ 2026-07-24 17:20:02
○ 2026-08-07 09:42:04
○NSns2.ku-host.com2017-05-10 → 2017-05-10 · 3 obs
● 2017-05-10 01:02:26
○ 2026-07-24 17:20:02
○ 2026-08-07 09:42:04
●NSoxygen.ns.hetzner.com2026-07-24 → 2026-08-07 · 3 obs
○ 2017-05-10 01:02:26
● 2026-07-24 17:20:02
● 2026-08-07 09:42:04
●MXcir-edu.com2017-05-10 → 2026-08-07 · 2 obs
● 2017-05-10 01:02:26
● 2026-08-07 09:42:04
●A46.62.154.1592026-07-24 → 2026-08-07 · 3 obs
○ 2017-05-10 01:02:26
● 2026-07-24 17:20:02
● 2026-08-07 09:42:04
○A51.255.205.322017-05-10 → 2017-05-10 · 3 obs
● 2017-05-10 01:02:26
○ 2026-07-24 17:20:02
○ 2026-08-07 09:42:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net...-
cir-edu.comhelium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com2 records

✅ Authoritative Response

Server:88.198.229.192

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cir-edu.com (unsigned zone)

⏱️ Timing

Total: 674ms | Queries: -

📄 Records

TypeCountSample Data
A146.62.154.159
NS3hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...
MX1cir-edu.com (pri: 0)
TXT1v=spf1 ip4:46.62.154.159 +a +mx +ip4:199
SOA1oxygen.ns.hetzner.com root.46-62-154-159

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com)

Analysis

Hierarchy

www.cir-edu.com is a subdomain of cir-edu.com.

Mail Server Role

cir-edu.com serves as a mail server for cir-edu.com.

IP Addresses

cir-edu.com has exactly one IP address — 46.62.154.159.

wazham.com, ku-host.com, mail.quicksoft.info plus two other host names have IP numbers in common with cir-edu.com.

Name Servers

cir-edu.com has three name servers — hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

The name servers of cir-edu.com overlap at least partially with those of other domains — among them tornadoo.de, globalmerchants.co.za, luebeckserver.de and two more.

The name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de are commonly seen alongside these name servers.

Each of hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de points to two IP numbers. hydrogen.ns.hetzner.com points to 213.133.100.98 and 2a01:4f8:0:1::add:1098. oxygen.ns.hetzner.com points to 88.198.229.192 and 2a01:4f8:0:1::add:2992. helium.ns.hetzner.de points to 193.47.99.5 and 2001:67c:192c::add:5.

Mail Servers

cir-edu.com uses exactly one mail server, which is cir-edu.com.

cir-edu.com points to one IP number — 46.62.154.159.