centrust.com - dns.ninja
centrust.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.187.239.229🇺🇸 QUICKPACKET64.187.232.0/21 QuickPacket, LLC | ||||||
| PTR | 64-187-239-229.quickpacket.com | ||||||
| NS | ns1.gridhost.com ⭐ | ||||||
| A | 104.247.216.26🇺🇸 QUICKPACKET104.247.216.0/21 QuickPacket, LLC | ||||||
| PTR | namex.gridhost.com | ||||||
| NS | ns2.gridhost.com | ||||||
| A | 64.187.239.226🇺🇸 QUICKPACKET64.187.232.0/21 QuickPacket, LLC | ||||||
| PTR | webflex.gridhost.com | ||||||
| MX | mailx.gridhost.com ⭐ | ||||||
| A | 160.202.122.60🇺🇸 QUICKPACKET160.202.64.0/18 QuickPacket, LLC | ||||||
| TXT | This domain does not send E-mail. | ||||||
| TXT | v=spf1 -all | ||||||
| TXT | d42fa940ba58b8b19485b4deb8b9a7facee31ed6 | ||||||
| SOA | ns1.gridhost.comhostmaster@centrust.com 2026-05-04 #21 | ||||||
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=1780582084 | ||||||
Subdomains
Same first word
Similar names
scttuner.com |
enstruct.ru |
enstruct.com.au |
structen.in |
trucents.com |
structen.com |
crustnet.com |
stcentur.com |
(0x63756e74)ster.com |
DNS History
8 records (4 active, 4 former)
●NSns1.gridhost.com2015-08-09 → 2026-06-04 · 2 obs
● 2026-06-04 14:25:22
●NSns2.gridhost.com2015-08-09 → 2026-06-04 · 2 obs
● 2026-06-04 14:25:22
○MXmail.b-io.co2015-08-09 → 2017-04-01 · 4 obs
● 2017-04-01 16:50:40
○ 2026-02-23 11:02:30
○ 2026-06-04 14:25:22
●MXmailx.gridhost.com2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 11:02:30
● 2026-06-04 14:25:22
○A104.247.212.2182017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 16:50:40
○ 2026-02-23 11:02:30
○ 2026-06-04 14:25:22
○A216.244.83.502016-03-29 → 2016-09-19 · 5 obs
● 2016-03-29 19:58:28
● 2016-09-19 23:38:34
○ 2017-04-01 16:50:40
○ 2026-06-04 14:25:22
○A23.236.48.502015-08-09 → 2015-11-26 · 4 obs
● 2015-11-26 11:34:00
○ 2016-03-29 19:58:28
○ 2026-06-04 14:25:22
●A64.187.239.2292026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 11:02:30
● 2026-06-04 14:25:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net... | - |
| centrust.com | ns2.gridhost.com, ns1.gridhost.com | 2 records |
✅ Authoritative Response
Server:64.187.239.226
NS records: ns2.gridhost.com, ns1.gridhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for centrust.com (unsigned zone)
⏱️ Timing
Total: 403ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.187.239.229 |
| NS | 2 | ns2.gridhost.com, ns1.gridhost.com |
| MX | 1 | mailx.gridhost.com (pri: 10) |
| TXT | 3 | d42fa940ba58b8b19485b4deb8b9a7facee31ed6, This domain does not send E-mail.... |
| SOA | 1 | ns1.gridhost.com hostmaster.centrust.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.gridhost.com, ns1.gridhost.com)
Analysis
Hierarchy
centrust.com serves as the parent of mail.centrust.com and ns2.centrust.com.
IP Addresses
centrust.com has exactly one IP address — 64.187.239.229.
synergytraining.com, ilsys.com, virtualpoint.com plus two other host names have IP numbers in common with centrust.com.
Name Servers
centrust.com has two authoritative name servers — ns1.gridhost.com and ns2.gridhost.com.
The name server configuration of centrust.com is shared with other domains, for instance zorrilla.com, drainagesolutions.com, urbanjoy.com and two others.
ns1.gridhost.com → 104.247.216.26 and ns2.gridhost.com → 64.187.239.226: one IP number per host name.
Mail Servers
centrust.com uses one mail server — mailx.gridhost.com.
The mail server setup of centrust.com matches that of other domains such as smtp-5-98.picin.com, jjmarketing.com, vankirk.com and two others.
mailx.gridhost.com points to one IP number — 160.202.122.60.