thinkopt.com - robtex.com
thinkopt.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.149.120.3🇺🇸 Google34.148.0.0/14 | ||||||
| PTR | 3.120.149.34.bc.googleusercontent.com | ||||||
| A | 34.160.17.71🇺🇸 Google34.160.0.0/16 | ||||||
| A | 34.160.81.203🇺🇸 Google34.160.0.0/16 | ||||||
| A | 35.227.194.51🇺🇸 Google35.227.0.0/16 | ||||||
| NS | ns1.siteground.net ⭐ | ||||||
| A | 75.2.77.104🇺🇸 Amazon75.2.64.0/20 | ||||||
| PTR | ac4b097dbd0dd6307.awsglobalaccelerator.com | ||||||
| NS | ns2.siteground.net | ||||||
| A | 99.83.229.113🇺🇸 Amazon99.83.224.0/20 | ||||||
| PTR | ac4b097dbd0dd6307.awsglobalaccelerator.com | ||||||
| MX | mx10.antispam.mailspamprotection.com ⭐ | ||||||
| A | 34.149.79.66🇺🇸 Google34.148.0.0/14 | ||||||
| PTR | 66.79.149.34.bc.googleusercontent.com | ||||||
| MX | mx20.antispam.mailspamprotection.com(20) | ||||||
| A | 34.120.156.61🇺🇸 Google34.120.0.0/14 | ||||||
| PTR | 61.156.120.34.bc.googleusercontent.com | ||||||
| MX | mx30.antispam.mailspamprotection.com(30) | ||||||
| A | 34.111.121.216🇺🇸 Google34.108.0.0/14 | ||||||
| PTR | 216.121.111.34.bc.googleusercontent.com | ||||||
| TXT | v=spf1 +a +mx include:thinkopt.com.spf.auto.dnssmarthost.net ~all | ||||||
| SOA | ns1.siteground.netadmins@siteground.com serial=32 | ||||||
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=1784294317 | ||||||
Same first word
thinkopt.com |
Similar names
topthink.org |
thinkpot.com |
potthink.de |
thinkpot.de |
thinktop.net |
thinkpot.in |
thinktop.com |
topthink.com |
topthink.cloud |
thinktop.org |
thinkpot.ch |
thinkpot.tv |
topthink.net |
thinktop.biz |
DNS History
19 records (9 active, 10 former)
●NSns1.siteground.net2026-06-03 → 2026-07-17 · 3 obs
● 2026-06-03 12:01:10
● 2026-07-17 13:20:56
●NSns2.siteground.net2026-06-03 → 2026-07-17 · 3 obs
● 2026-06-03 12:01:10
● 2026-07-17 13:20:56
○NSns77.domaincontrol.com2015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
○NSns78.domaincontrol.com2015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
○MXalt1.aspmx.l.google.com2015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
○MXalt2.aspmx.l.google.com2015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
○MXaspmx.l.google.com2015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
○MXaspmx2.googlemail.com2015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
○MXaspmx3.googlemail.com2015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
●MXmx10.antispam.mailspamprotection.com2026-06-03 → 2026-07-17 · 3 obs
● 2026-06-03 12:01:10
● 2026-07-17 13:20:56
●MXmx20.antispam.mailspamprotection.com2026-06-03 → 2026-07-17 · 3 obs
● 2026-06-03 12:01:10
● 2026-07-17 13:20:56
●MXmx30.antispam.mailspamprotection.com2026-06-03 → 2026-07-17 · 3 obs
● 2026-06-03 12:01:10
● 2026-07-17 13:20:56
○A202.55.38.2272015-07-21 → 2020-04-04 · 4 obs
● 2020-04-04 16:15:08
○ 2026-06-03 12:01:10
○ 2026-07-17 13:20:56
○A34.120.190.482026-06-03 → 2026-06-03 · 4 obs
● 2026-06-03 12:01:10
○ 2026-07-17 11:58:06
○ 2026-07-17 13:20:56
●A34.149.120.32026-06-03 → 2026-07-17 · 6 obs
● 2026-06-03 12:01:10
● 2026-06-03 13:06:22
○ 2026-06-09 07:39:00
● 2026-07-11 17:07:50
● 2026-07-17 13:20:56
○A34.149.36.1792026-06-03 → 2026-06-03 · 4 obs
● 2026-06-03 12:01:10
○ 2026-06-03 13:06:22
○ 2026-07-17 13:20:56
●A34.160.17.712026-06-03 → 2026-07-17 · 6 obs
● 2026-06-03 13:06:22
● 2026-06-09 07:39:00
○ 2026-07-11 17:07:50
● 2026-07-17 11:58:06
● 2026-07-17 13:20:56
●A34.160.81.2032026-06-03 → 2026-07-17 · 5 obs
● 2026-06-03 12:01:10
○ 2026-06-03 13:06:22
● 2026-06-09 07:39:00
● 2026-07-17 13:20:56
●A35.227.194.512026-06-03 → 2026-07-17 · 3 obs
● 2026-06-03 13:06:22
● 2026-07-17 13:20:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| thinkopt.com | ns1.siteground.net, ns2.siteground.net | - |
✅ Authoritative Response
Server:99.83.229.113
NS records: ns1.siteground.net, ns2.siteground.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thinkopt.com (unsigned zone)
⏱️ Timing
Total: 862ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 34.160.81.203, 34.160.17.71... |
| NS | 2 | ns2.siteground.net, ns1.siteground.net |
| MX | 3 | mx20.antispam.mailspamprotection.com (pr, mx30.antispam.mailspamprotection.com (pr... |
| TXT | 1 | v=spf1 +a +mx include:thinkopt.com.spf.a |
| SOA | 1 | ns1.siteground.net admins.siteground.com |
Analysis
IP Addresses
thinkopt.com resolves to four IP addresses: 34.149.120.3, 34.160.17.71, 34.160.81.203 and 35.227.194.51.
Among the host names that share IP numbers with thinkopt.com are diptrip.it, russellhomebuilders.com, xaesdun.com and two others.
Name Servers
thinkopt.com has two authoritative name servers — ns1.siteground.net and ns2.siteground.net.
thinkopt.com has the same name server delegation as a number of other domains, such as southcarolinapainrelief.com, acreconsulting.com, tiendaejemplomx.com and two more.
thinkopt.com partially shares its NS delegation with several other domains, including sanctuarypsychology.com, oliodivino.com, livingunbound.net and two others.
ns1.siteground.net resolves to 75.2.77.104. ns2.siteground.net resolves to 99.83.229.113. Both host names point to a single IP number.
Mail Servers
thinkopt.com uses three mail servers — mx10.antispam.mailspamprotection.com, mx20.antispam.mailspamprotection.com and mx30.antispam.mailspamprotection.com.
thinkopt.com shares at least some of its mail servers with other domains — for example terrencia.com, porta-portese.com, puppethacks.com and two more.
Each of the three hostnames points to exactly one IP address: mx10.antispam.mailspamprotection.com points to 34.149.79.66, mx20.antispam.mailspamprotection.com points to 34.120.156.61 and mx30.antispam.mailspamprotection.com points to 34.111.121.216.