thinkcentral.com - dns.ninja
thinkcentral.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=1786832334 | ||||||
rank #166766 in the tld
WOT: SAFE (85/100)
📈 Tranco rank: #375,205
Subdomains
hmhsupportportal-cert.thinkcentral.com |
ssms.thinkcentral.com |
www-review-cert-tc1.thinkcentral.com |
www.thinkcentral.com |
www-review-k6.thinkcentral.com |
www-testd.thinkcentral.com |
www-k6.thinkcentral.com |
Same first word
thinkcentral.com |
thinkcentral.org |
thinkcentral.ph |
Similar names
DNS History
14 records (8 active, 6 former)
●NSns-1457.awsdns-54.org2018-02-16 → 2026-08-15 · 3 obs
● 2018-02-16 09:13:36
● 2026-08-15 22:45:48
●NSns-174.awsdns-21.com2018-02-16 → 2026-08-15 · 3 obs
● 2018-02-16 09:13:36
● 2026-08-15 22:45:48
●NSns-1842.awsdns-38.co.uk2018-02-16 → 2026-08-15 · 3 obs
● 2018-02-16 09:13:36
● 2026-08-15 22:45:48
●NSns-796.awsdns-35.net2018-02-16 → 2026-08-15 · 3 obs
● 2018-02-16 09:13:36
● 2026-08-15 22:45:48
○NSns1.hmco.com2015-07-15 → 2016-01-26 · 5 obs
○ 2015-09-05 01:58:52
● 2016-01-26 17:46:42
○ 2016-02-08 23:12:26
○ 2026-08-15 22:45:48
○NSns4.hmco.com2015-07-15 → 2015-07-15 · 3 obs
○ 2015-09-05 01:58:52
○ 2026-08-15 22:45:48
○NSns5.hmco.com2015-09-05 → 2017-10-19 · 5 obs
● 2015-09-05 01:58:52
● 2017-10-19 10:34:08
○ 2018-02-16 09:13:36
○ 2026-08-15 22:45:48
○NSns6.hmco.com2015-09-05 → 2017-10-19 · 5 obs
● 2015-09-05 01:58:52
● 2017-10-19 10:34:08
○ 2018-02-16 09:13:36
○ 2026-08-15 22:45:48
○NSns7.hmco.com2015-09-05 → 2017-10-19 · 5 obs
● 2015-09-05 01:58:52
● 2017-10-19 10:34:08
○ 2018-02-16 09:13:36
○ 2026-08-15 22:45:48
●MXus-smtp-inbound-1.mimecast.com2015-07-15 → 2026-08-15 · 2 obs
● 2026-08-15 22:45:48
●MXus-smtp-inbound-2.mimecast.com2015-07-15 → 2026-08-15 · 2 obs
● 2026-08-15 22:45:48
○A208.85.124.542015-07-15 → 2018-10-19 · 4 obs
● 2018-10-19 05:17:36
○ 2026-02-18 21:49:26
○ 2026-08-15 22:45:48
●A45.60.101.2032026-02-18 → 2026-08-15 · 3 obs
● 2026-02-18 21:49:26
● 2026-08-15 22:45:48
●A45.60.11.2032026-02-18 → 2026-08-15 · 3 obs
● 2026-02-18 21:49:26
● 2026-08-15 22:45:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| thinkcentral.com | ns-174.awsdns-21.com, ns-796.awsdns-35.net, ns-1842.awsdns-38.co.uk, ns-1457.awsdns-54.org | 2 records |
✅ Authoritative Response
Server:205.251.192.174
NS records: ns-174.awsdns-21.com, ns-796.awsdns-35.net, ns-1842.awsdns-38.co.uk, ns-1457.awsdns-54.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thinkcentral.com (unsigned zone)
⏱️ Timing
Total: 868ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 45.60.101.203, 45.60.11.203 |
| NS | 4 | ns-1457.awsdns-54.org, ns-174.awsdns-21.com... |
| MX | 2 | us-smtp-inbound-1.mimecast.com (pri: 5), us-smtp-inbound-2.mimecast.com (pri: 5) |
| TXT | 6 | globalsign-domain-verification=091a20cf7, globalsign-domain-verification=5601af6fd... |
| SOA | 1 | ns-174.awsdns-21.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-174.awsdns-21.com, ns-174.awsdns-21.com)
Analysis
Hierarchy
Among the subdomains of thinkcentral.com are hmhsupportportal-cert.thinkcentral.com, ssms.thinkcentral.com, www-review-cert-tc1.thinkcentral.com, www.thinkcentral.com, www-review-k6.thinkcentral.com and a few other host names.
IP Addresses
thinkcentral.com has two IP addresses: 45.60.11.203 and 45.60.101.203
Additional host names — 7x4lfw4.impervadns.net, rpyqheh.x.incapdns.net, hmhco.com and two others — share IP numbers with thinkcentral.com.
Name Servers
thinkcentral.com has four authoritative name servers: ns-174.awsdns-21.com, ns-796.awsdns-35.net, ns-1457.awsdns-54.org and ns-1842.awsdns-38.co.uk.
There is at least partial name server overlap between thinkcentral.com and other domains — roadrunneroffroad.com.au, wizybot.com, revolutionk12.com and two more among them.
All four hostnames — ns-174.awsdns-21.com, ns-796.awsdns-35.net, ns-1457.awsdns-54.org and ns-1842.awsdns-38.co.uk — resolve to two IP numbers apiece: ns-174.awsdns-21.com to 205.251.192.174 and 2600:9000:5300:ae00::1; ns-796.awsdns-35.net to 205.251.195.28 and 2600:9000:5303:1c00::1; ns-1457.awsdns-54.org to 205.251.197.177 and 2600:9000:5305:b100::1; ns-1842.awsdns-38.co.uk to 205.251.199.50 and 2600:9000:5307:3200::1.
Mail Servers
thinkcentral.com has two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
thinkcentral.com shares the same mail server setup as other domains, including agilefunds.com, msg.ca, hak-c.com and two others.
thinkcentral.com and a number of other domains — westreet.org, kjkwin.com, austin-co.com and insightsondemand.org among them — share at least some of the same mail servers.
Host names with 6 IP numbers:
us-smtp-inbound-1.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.
us-smtp-inbound-2.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.141 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.221 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.242 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.141 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.221 IP addresses.
These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.242 IP addresses.