cerntech.com - robtex.com
cerntech.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=1774391212 | ||||||
Subdomains
Same first word
cerntech.com |
Similar names
centrech.com |
chcentre.org |
cnertech.com |
tenchrec.com |
chcenter.com |
centerhc.org |
centrech.fr |
centrech.net |
hccentre.org.uk |
chcentre.com |
hccenter.net |
hccenter.com |
crentech.com |
DNS History
13 records (6 active, 7 former)
○NSns1.yourhostingaccount.com2015-08-08 → 2017-03-30 · 4 obs
● 2017-03-30 00:48:24
○ 2026-02-25 14:48:14
○ 2026-03-24 22:43:44
●NSns1017.ui-dns.com2026-02-25 → 2026-03-24 · 3 obs
● 2026-02-25 14:48:14
● 2026-03-24 22:43:44
●NSns1043.ui-dns.org2026-02-25 → 2026-03-24 · 3 obs
● 2026-02-25 14:48:14
● 2026-03-24 22:43:44
●NSns1107.ui-dns.biz2026-02-25 → 2026-03-24 · 3 obs
● 2026-02-25 14:48:14
● 2026-03-24 22:43:44
●NSns1116.ui-dns.de2026-02-25 → 2026-03-24 · 3 obs
● 2026-02-25 14:48:14
● 2026-03-24 22:43:44
○NSns2.yourhostingaccount.com2015-08-08 → 2017-03-30 · 4 obs
● 2017-03-30 00:48:24
○ 2026-02-25 14:48:14
○ 2026-03-24 22:43:44
●MXmail.cerntech.com2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 22:43:44
○MXwww.cerntech.com2015-08-08 → 2017-03-30 · 4 obs
● 2017-03-30 00:48:24
○ 2026-02-25 14:48:14
○ 2026-03-24 22:43:44
○A72.136.241.772016-07-09 → 2016-07-09 · 4 obs
● 2016-07-09 13:16:04
○ 2017-03-30 00:48:24
○ 2026-03-24 22:43:44
●A99.228.158.2172026-02-25 → 2026-03-24 · 3 obs
● 2026-02-25 14:48:14
● 2026-03-24 22:43:44
○A99.238.215.2012017-03-30 → 2017-03-30 · 4 obs
● 2017-03-30 00:48:24
○ 2026-02-25 14:48:14
○ 2026-03-24 22:43:44
○A99.238.67.382015-08-08 → 2015-08-08 · 3 obs
○ 2015-11-29 22:38:46
○ 2026-03-24 22:43:44
○A99.238.80.112015-11-29 → 2016-03-14 · 5 obs
● 2015-11-29 22:38:46
● 2016-03-14 02:14:46
○ 2016-07-09 13:16:04
○ 2026-03-24 22:43:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cerntech.com | ns1043.ui-dns.org, ns1107.ui-dns.biz, ns1116.ui-dns.de, ns1017.ui-dns.com | 2 records |
✅ Authoritative Response
Server:217.160.83.43
NS records: ns1043.ui-dns.org, ns1107.ui-dns.biz, ns1116.ui-dns.de, ns1017.ui-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cerntech.com (unsigned zone)
⏱️ Timing
Total: 1829ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 99.228.158.217 |
| NS | 4 | ns1017.ui-dns.com, ns1116.ui-dns.de... |
| MX | 1 | mail.cerntech.com (pri: 10) |
| SOA | 1 | ns1017.ui-dns.com hostmaster.1und1.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1017.ui-dns.com, ns1017.ui-dns.com)
Analysis
Hierarchy
cerntech.com is a parent of nrw.cerntech.com and mail.cerntech.com.
IP Addresses
cerntech.com resolves to one IP number: 99.228.158.217.
other host names including debooks.com, erikanddiana.com, autofastfax.com, mail.nrw.cerntech.com and mail.erikanddiana.com share IP numbers with cerntech.com.
Name Servers
cerntech.com is delegated to four name servers: ns1107.ui-dns.biz, ns1017.ui-dns.com, ns1116.ui-dns.de and ns1043.ui-dns.org.
cerntech.com at least partially shares name servers with other domains, for instance dccourtage.fr, tornetze.de, pullupstand.net, zakcontractor.com and vrcontrol.de.
These name servers are commonly used with the following name servers: ns1116.ui-dns.com, ns1043.ui-dns.de, ns1116.ui-dns.biz, ns1116.ui-dns.org, ns1043.ui-dns.biz, ns1043.ui-dns.com, ns1107.ui-dns.de, ns1017.ui-dns.de, ns1017.ui-dns.biz and ns1017.ui-dns.org.
Host names with two IP numbers:
ns1107.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:516b:100 and 217.160.81.107; ns1017.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5211:100 and 217.160.82.17; ns1116.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:116 and 217.160.80.116; ns1043.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:532b:100 and 217.160.83.43.
Mail Servers
cerntech.com is handled by a single mail server, mail.cerntech.com.
mail.cerntech.com resolves to IP 99.228.158.217.