pca.sg - robtex.com
pca.sg
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=2602170130 | ||||||
PTR for
Up
www.pca.sg |
Same first word
Similar names
DNS History
12 records (5 active, 7 former)
○NSart.ns.cloudflare.com2015-08-23 → 2017-10-03 · 4 obs
● 2017-10-03 09:36:16
○ 2026-02-23 12:04:08
○ 2026-02-23 12:04:10
●NSbart.ns.cloudflare.com2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 12:04:08
● 2026-02-23 12:04:10
○NSroxy.ns.cloudflare.com2015-08-23 → 2017-10-03 · 4 obs
● 2017-10-03 09:36:16
○ 2026-02-23 12:04:08
○ 2026-02-23 12:04:10
●NSteresa.ns.cloudflare.com2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 12:04:08
● 2026-02-23 12:04:10
●MXmail11.hmail.sg2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 12:04:08
● 2026-02-23 12:04:10
●MXmail21.hmail.sg2026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 12:04:08
● 2026-02-23 12:04:10
○MXmail4.hmail.sg2015-08-23 → 2017-10-03 · 4 obs
● 2017-10-03 09:36:16
○ 2026-02-23 12:04:08
○ 2026-02-23 12:04:10
○MXmail5.hmail.sg2015-08-23 → 2017-10-03 · 4 obs
● 2017-10-03 09:36:16
○ 2026-02-23 12:04:08
○ 2026-02-23 12:04:10
●A103.230.235.12026-02-23 → 2026-02-23 · 3 obs
● 2026-02-23 12:04:08
● 2026-02-23 12:04:10
○A104.28.6.1002015-08-23 → 2015-11-05 · 4 obs
● 2015-11-05 05:40:36
○ 2016-01-15 10:08:02
○ 2026-02-23 12:04:10
○A104.28.7.1002015-08-23 → 2015-11-05 · 4 obs
● 2015-11-05 05:40:36
○ 2016-01-15 10:08:02
○ 2026-02-23 12:04:10
○A104.43.18.52016-01-15 → 2017-10-03 · 5 obs
● 2016-01-15 10:08:02
● 2017-10-03 09:36:16
○ 2026-02-23 12:04:08
○ 2026-02-23 12:04:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pca.sg | bart.ns.cloudflare.com, teresa.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 162.159.38.216
NS records: bart.ns.cloudflare.com, teresa.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pca.sg (unsigned zone)
⏱️ Timing
Total: 178ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.230.235.1 |
| NS | 2 | bart.ns.cloudflare.com, teresa.ns.cloudflare.com |
| MX | 2 | mail11.hmail.sg (pri: 10), mail21.hmail.sg (pri: 10) |
| TXT | 2 | MS=ms64287061, v=spf1 mx ip4:103.230.232.100 ip4:103.23 |
| SOA | 1 | bart.ns.cloudflare.com dns.cloudflare.co |
AI analysis
pca.sg is the parent of www.pca.sg.
pca.sg resolves to one IP number: 103.230.235.1.
Other host names, for instance www.pca.sg, share IP numbers with pca.sg.
pca.sg is delegated to two name servers bart.ns.cloudflare.com and teresa.ns.cloudflare.com.
pca.sg shares the same name server setup as other domains, for instance imh.com.sg, cgh.com.sg, eims.sg, kkh.com.sg and yishuncommunityhospital.com.sg.
pca.sg at least partially shares name servers with other domains, for instance scanpipe.dk, hooligans.bg, bodrumferryboat.com, routledgeart.com and emuaid.com.
these name servers are often used together with hera.ns.cloudflare.com, cody.ns.cloudflare.com, jason.ns.cloudflare.com and maria.ns.cloudflare.com.
Host names with six IP numbers:
Host name bart.ns.cloudflare.com points to: 2606:4700:58::adf5:3b47, 2803:f800:50::6ca2:c147, 2a06:98c1:50::ac40:2147, 108.162.193.71, 172.64.33.71 and 173.245.59.71.
Host name teresa.ns.cloudflare.com points to: 2606:4700:50::a29f:26d8, 2803:f800:50::6ca2:c2d8, 2a06:98c1:50::ac40:22d8, 108.162.194.216, 162.159.38.216 and 172.64.34.216.
Two mail servers handle pca.sg: mail11.hmail.sg and mail21.hmail.sg.
pca.sg shares the same mail server setup as other domains, for instance 1fss.com.sg, nsc.com.sg, aic.sg, singhealthacademy.edu.sg and healthxchange.com.sg.
pca.sg shares some mail servers with other domains, at least partially, for example nhc.com.sg and alexandrahealth.com.sg.
Host names with one IP number:
mail11.hmail.sg points to 103.230.232.52
mail21.hmail.sg points to 103.230.234.196