ithinking.sg - robtex.com
ithinking.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 | ||||||
sg
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ds.sgnic.sg ⭐ | ||||||
| NS | dsany2.sgnic.sg | ||||||
| NS | dsany3.sgnic.sg | ||||||
| NS | dsany4.sgnic.sg | ||||||
| NS | ns4.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | pch.sgzones.sg | ||||||
| SOA | ds.sgnic.sgdna@sgnic.sg serial=2603150400 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.blackrock.com2026-02-28 → 2026-03-19 · 2 obs
● 2026-03-19 18:21:18
●NSns2.blackrock.com2026-02-28 → 2026-03-19 · 2 obs
● 2026-03-19 18:21:18
●NSns3.blackrock.com2026-02-28 → 2026-03-19 · 2 obs
● 2026-03-19 18:21:18
●NSns4.blackrock.com2026-02-28 → 2026-03-19 · 2 obs
● 2026-03-19 18:21:18
●NSns5.blackrock.com2026-02-28 → 2026-03-19 · 2 obs
● 2026-03-19 18:21:18
●NSns6.blackrock.com2026-02-28 → 2026-03-19 · 2 obs
● 2026-03-19 18:21:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sg | ns4.apnic.net, pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg... | 10 records |
| ithinking.sg | ns5.blackrock.com, ns3.blackrock.com, ns1.blackrock.com, ns2.blackrock.com... | - |
✅ Authoritative Response
Server: 23.211.132.67
NS records: ns5.blackrock.com, ns3.blackrock.com, ns1.blackrock.com, ns2.blackrock.com, ns4.blackrock.com, ns6.blackrock.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ithinking.sg (unsigned zone)
⏱️ Timing
Total: 817ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg...)
Out-of-bailiwick: 2 (ns4.apnic.net, ns4.apnic.net)
Analysis
Name Servers
ithinking.sg delegates to six name servers: ns1.blackrock.com, ns2.blackrock.com, ns3.blackrock.com, ns4.blackrock.com, ns5.blackrock.com and ns6.blackrock.com.
ithinking.sg shares name servers with other domains at least partially, for instance ishares.com.my, isharesetfs.com, cori.app, futureadvisers.com and bgicashfunds.de.
Host names with a single IP
- ns1.blackrock.com points to 193.108.91.23
- ns2.blackrock.com points to 96.7.49.67
- ns3.blackrock.com points to 23.61.199.64
- ns4.blackrock.com points to 184.26.160.66
- ns5.blackrock.com points to 23.211.132.67
- ns6.blackrock.com points to 95.100.173.65