ithinking.com.sg - dns.ninja
ithinking.com.sg
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 193.108.91.23🇳🇱 Akamai193.108.91.0/24 Technologies | ||||||
| PTR | a1-23.akam.net | ||||||
| PTR | ns1-23.akam.net | ||||||
| NS | ns2.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 96.7.49.67🇺🇸 Akamai96.7.49.0/24 Technologies | ||||||
| PTR | a3-67.akam.net | ||||||
| PTR | ns7-67.akam.net | ||||||
| NS | ns3.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 23.61.199.64🇺🇸 Akamai23.61.199.0/24 Technologies | ||||||
| PTR | a7-64.akam.net | ||||||
| PTR | ns3-64.akam.net | ||||||
| NS | ns4.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 184.26.160.66🇺🇸 Akamai184.26.160.0/24 Technologies | ||||||
| PTR | a12-66.akam.net | ||||||
| NS | ns5.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 23.211.132.67🇺🇸 Akamai23.211.132.0/24 Technologies | ||||||
| PTR | a16-67.akam.net | ||||||
| NS | ns6.blackrock.com ⚠️ Not in zone NS records | ||||||
| A | 95.100.173.65🇳🇱 Akamai95.100.173.0/24 Technologies | ||||||
| PTR | a28-65.akam.net | ||||||
com.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=2607162330 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.blackrock.com2026-02-28 → 2026-07-17 · 2 obs
● 2026-07-17 00:24:30
●NSns2.blackrock.com2026-02-28 → 2026-07-17 · 2 obs
● 2026-07-17 00:24:30
●NSns3.blackrock.com2026-02-28 → 2026-07-17 · 2 obs
● 2026-07-17 00:24:30
●NSns4.blackrock.com2026-02-28 → 2026-07-17 · 2 obs
● 2026-07-17 00:24:30
●NSns5.blackrock.com2026-02-28 → 2026-07-17 · 2 obs
● 2026-07-17 00:24:30
●NSns6.blackrock.com2026-02-28 → 2026-07-17 · 2 obs
● 2026-07-17 00:24:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sg | ns4.apnic.net, pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg... | 10 records |
| ithinking.com.sg | ns2.blackrock.com, ns1.blackrock.com, ns4.blackrock.com, ns5.blackrock.com... | - |
✅ Authoritative Response
Server:23.211.132.67
NS records: ns2.blackrock.com, ns1.blackrock.com, ns4.blackrock.com, ns5.blackrock.com, ns6.blackrock.com, ns3.blackrock.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ithinking.com.sg (unsigned zone)
⏱️ Timing
Total: 637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 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
Name Servers
ithinking.com.sg carries NS records listing 6 name servers — ns1.blackrock.com, ns2.blackrock.com, ns3.blackrock.com and 3 others.
The name servers of ithinking.com.sg overlap at least partially with those of other domains — among them blackrockishares.ch, blackrockig.com, blackrockfinance.org and two more.
The name servers ns4.blackrock.com, ns5.blackrock.com and ns6.blackrock.com are commonly seen alongside these name servers.
Host names resolving to a single IP address:
ns1.blackrock.com resolves to the IP address 193.108.91.23.
ns2.blackrock.com resolves to the IP address 96.7.49.67.
ns3.blackrock.com resolves to the IP address 23.61.199.64.
ns4.blackrock.com resolves to the IP address 184.26.160.66.
ns5.blackrock.com resolves to the IP address 23.211.132.67.
ns6.blackrock.com resolves to the IP address 95.100.173.65.