thinkel.edu.sg - robtex.com
thinkel.edu.sg
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2402:1f00:8001:c88::🇸🇬 OVH2402:1f00:8000::/40 2 Rue Kellermann | ||||||
| A | 51.79.177.136🇸🇬 OVH51.79.128.0/17 Hosting route | ||||||
| NS | ns3.awesomesites.org ⭐ | ||||||
| A | 52.221.83.130🇸🇬 Amazon52.220.0.0/15 SIN prefix | ||||||
| PTR | ec2-52-221-83-130.ap-southeast-1.compute.amazonaws.com | ||||||
| NS | ns4.awesomesites.org | ||||||
| A | 157.230.192.17🇸🇬 DIGITALOCEAN157.230.192.0/22 DigitalOcean | ||||||
| MX | thinkel.edu.sg ⭐ | ||||||
| A | 2402:1f00:8001:c88::🇸🇬 OVH2402:1f00:8000::/40 2 Rue Kellermann | ||||||
| A | 51.79.177.136🇸🇬 OVH51.79.128.0/17 Hosting route | ||||||
| PTR | sg-cl04.awesomesites.org | ||||||
| TXT | google-site-verification=kG7t5fWIIkHUm81_v9sQ8PTHQifCVTIwIR4h9wCaIR0 | ||||||
| TXT | v=spf1 ip4:51.79.177.136 ip4:51.79.228.93 ip4:139.99.122.26 +a +mx ~all | ||||||
| SOA | ns3.awesomesites.orgadmin@awesomesites.com.sg 2026-05-03 #1 | ||||||
edu.sg
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ds.sgnic.sg ⭐ | ||||||
| NS | dsany2.sgnic.sg ⚠️ Not in parent delegation | ||||||
| NS | dsany3.sgnic.sg ⚠️ Not in parent delegation | ||||||
| NS | dsany4.sgnic.sg ⚠️ Not in parent delegation | ||||||
| NS | pch.sgzones.sg ⚠️ Not in parent delegation | ||||||
| SOA | ds.sgnic.sgdna@sgnic.sg serial=2605091530 | ||||||
MX for
thinkel.edu.sg |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns3.awesomesites.org2026-03-02 → 2026-05-09 · 2 obs
● 2026-05-09 16:02:18
●NSns4.awesomesites.org2026-03-02 → 2026-05-09 · 2 obs
● 2026-05-09 16:02:18
●MXthinkel.edu.sg2026-03-02 → 2026-05-09 · 2 obs
● 2026-05-09 16:02:18
●A2402:1f00:8001:c88::2026-05-09 → 2026-05-09 · 3 obs
● 2026-05-09 16:02:16
● 2026-05-09 16:02:18
●A51.79.177.1362026-05-09 → 2026-05-09 · 3 obs
● 2026-05-09 16:02:16
● 2026-05-09 16:02:18
○A51.79.228.932026-03-02 → 2026-04-23 · 4 obs
● 2026-04-23 08:26:46
○ 2026-05-09 16:02:16
○ 2026-05-09 16:02:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sg | ns4.apnic.net, pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg... | 10 records |
| thinkel.edu.sg | ns4.awesomesites.org, ns3.awesomesites.org | - |
✅ Authoritative Response
Server:52.221.83.130
NS records: ns4.awesomesites.org, ns3.awesomesites.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thinkel.edu.sg (unsigned zone)
⏱️ Timing
Total: 842ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.79.177.136 |
| AAAA | 1 | 2402:1f00:8001:c88:: |
| NS | 2 | ns4.awesomesites.org, ns3.awesomesites.org |
| MX | 1 | thinkel.edu.sg (pri: 0) |
| TXT | 2 | google-site-verification=kG7t5fWIIkHUm81, v=spf1 ip4:51.79.177.136 ip4:51.79.228.9 |
| SOA | 1 | ns3.awesomesites.org admin.awesomesites. |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (pch.sgzones.sg, pch.sgzones.sg, dsany2.sgnic.sg...)
Out-of-bailiwick: 2 (ns4.apnic.net, ns4.apnic.net)
Analysis
Mail Server Role
thinkel.edu.sg serves as the mail server for thinkel.edu.sg.
IP Addresses
thinkel.edu.sg points to two IP numbers: 2402:1f00:8001:c88:: and 51.79.177.136.
Other host names, for instance agiledeer.com, fixit-123.com, grabakingacademy.com, allbuildersite.com and lyckadmarine.com share IP numbers with thinkel.edu.sg.
Name Servers
thinkel.edu.sg is delegated to two name servers: ns3.awesomesites.org and ns4.awesomesites.org.
thinkel.edu.sg uses the same name server setup as other domains, for instance allaboutabc.com, wisdom.sg, rebornrecycle.com, grabakingacademy.com and fishingeverywhere.com.
Host names with one IP number:
ns3.awesomesites.org points to: 52.221.83.130.
ns4.awesomesites.org points to: 157.230.192.17.
Mail Servers
A single mail server handles thinkel.edu.sg and thinkel.edu.sg.
Host name thinkel.edu.sg resolves to two IPs: 2402:1f00:8001:c88:: and 51.79.177.136.