aic-learn.sg - robtex.com
aic-learn.sg
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dnssec3.singnet.com.sg ⭐ | ||||||
| A | 2001:c20:10:a::37🇸🇬 SINGNET2001:c20:10::/48 SingNet Pte Ltd c/o Singapore Telecommunications Accounts Payable Department 31 Exeter Road, 16-00 Comcent | ||||||
| A | 165.21.100.11🇸🇬 SINGNET165.21.0.0/16 SingNet Pte Ltd c/o Singapore Telecommunications 31 Exeter Road Comcentre Podium Block, 05-04 | ||||||
| PTR | dnssec3.singnet.com.sg | ||||||
| NS | dnssec1.singnet.com.sg | ||||||
| A | 2001:c20:18:a::36🇸🇬 SINGNET2001:c20:18::/48 SingNet Pte Ltd c/o Singapore Telecommunications 31 Exeter Road Comcentre Podium Block, 05-04 | ||||||
| A | 165.21.83.11🇸🇬 SINGNET165.21.0.0/16 SingNet Pte Ltd c/o Singapore Telecommunications 31 Exeter Road Comcentre Podium Block, 05-04 | ||||||
| PTR | dnssec1.singnet.com.sg | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | dnssec3.singnet.com.sghostmaster@singnet.com.sg serial=2601221128 | ||||||
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=2603300000 | ||||||
Same first word
aic-learn.sg |
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DNS History
6 records (2 active, 4 former)
●NSdnssec1.singnet.com.sg2017-03-23 → 2026-03-30 · 2 obs
● 2026-03-30 00:26:34
○NSdnssec2.singnet.com.sg2017-03-23 → 2017-03-23 · 3 obs
○ 2026-03-24 20:17:12
○ 2026-03-30 00:26:34
●NSdnssec3.singnet.com.sg2017-03-23 → 2026-03-30 · 2 obs
● 2026-03-30 00:26:34
○NSns8.nhg.com.sg2017-03-23 → 2017-03-23 · 3 obs
○ 2026-03-24 20:17:12
○ 2026-03-30 00:26:34
○NSns9.nhg.com.sg2017-03-23 → 2017-03-23 · 3 obs
○ 2026-03-24 20:17:12
○ 2026-03-30 00:26:34
○A103.230.234.372017-03-23 → 2017-03-23 · 3 obs
○ 2026-03-24 20:17:12
○ 2026-03-30 00:26:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sg | pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg, dsany4.sgnic.sg | - |
| aic-learn.sg | dnssec1.singnet.com.sg, dnssec3.singnet.com.sg | - |
✅ Authoritative Response
Server:165.21.83.11
NS records: dnssec1.singnet.com.sg, dnssec3.singnet.com.sg
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for aic-learn.sg (unsigned zone)
⏱️ Timing
Total: 1408ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dnssec3.singnet.com.sg, dnssec1.singnet.com.sg |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | dnssec3.singnet.com.sg hostmaster.singne |
Analysis
Name Servers
Two name servers dnssec1.singnet.com.sg and dnssec3.singnet.com.sg handle delegation for aic-learn.sg.
aic-learn.sg uses the same name server setup as other domains, for example josephine.com.sg, rhbinvest.com.sg, mmi.sg, gntbuilders.com.sg and 221.83.202.in-addr.arpa.
aic-learn.sg partially shares name servers with other domains; examples include 118.125.203.in-addr.arpa, returnpath.sg, 192.151.in-addr.arpa, breatheoflife.sg and osim.com.sg.
These name servers are often used with the name servers dnssec2.singnet.com.sg and dnssec1.singnet.com.
Host names with two IP numbers:
dnssec1.singnet.com.sg points to: 2001:c20:18:a::36 and 165.21.83.11
dnssec3.singnet.com.sg points to: 2001:c20:10:a::37 and 165.21.100.11