coalnergy.sg - robtex.com
coalnergy.sg
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.26.41.69🇸🇬 EXABYTES-AS-AP103.26.41.0/24 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar | ||||||
| PTR | leunigdata.hostcentral.net | ||||||
| NS | ns1.netdns.net ⭐ | ||||||
| A | 103.26.40.3🇸🇬 EXABYTES-AS-AP103.26.40.0/22 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar | ||||||
| PTR | ns1.netdns.net | ||||||
| NS | ns2.netdns.net | ||||||
| A | 103.26.43.144🇸🇬 EXABYTES-AS-AP103.26.40.0/22 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar | ||||||
| PTR | ns2.netdns.net | ||||||
| MX | mail.coalnergy.sg ⭐ | ||||||
| A | 103.26.41.69🇸🇬 EXABYTES-AS-AP103.26.41.0/24 Exabytes Network (Singapore) Pte. Ltd. 140 Paya Lebar 08-02 AZ Paya Lebar | ||||||
| PTR | leunigdata.hostcentral.net | ||||||
| TXT | v=spf1 mx a a:smtp.coalnergy.sg ip4: 103.26.41.69 ip4:103.53.172.136 -all | ||||||
| SOA | ns1.netdns.netadmin@ns1.netdns.net 2025-04-30 #4 | ||||||
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=2604141730 | ||||||
Subdomains
mail.coalnergy.sg |
Same first word
coalnergy.sg |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.netdns.net2015-06-22 → 2026-04-14 · 2 obs
● 2026-04-14 18:03:00
●NSns2.netdns.net2015-06-22 → 2026-04-14 · 2 obs
● 2026-04-14 18:03:00
●MXmail.coalnergy.sg2015-06-22 → 2026-04-14 · 2 obs
● 2026-04-14 18:03:00
●A103.26.41.692026-04-10 → 2026-04-14 · 3 obs
● 2026-04-10 15:53:22
● 2026-04-14 18:03:00
○A103.26.41.712016-01-28 → 2019-03-05 · 5 obs
● 2016-01-28 01:20:40
● 2019-03-05 09:23:40
○ 2026-04-10 15:53:22
○ 2026-04-14 18:03:00
○A203.142.25.1822015-06-22 → 2015-11-16 · 4 obs
● 2015-11-16 12:26:38
○ 2016-01-28 01:20:40
○ 2026-04-14 18:03:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sg | dsany4.sgnic.sg, dsany2.sgnic.sg, pch.sgzones.sg, ns4.apnic.net... | 10 records |
| coalnergy.sg | ns1.netdns.net, ns2.netdns.net | - |
✅ Authoritative Response
Server:103.26.43.144
NS records: ns1.netdns.net, ns2.netdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coalnergy.sg (unsigned zone)
⏱️ Timing
Total: 1710ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.26.41.69 |
| NS | 2 | ns2.netdns.net, ns1.netdns.net |
| MX | 1 | mail.coalnergy.sg (pri: 10) |
| TXT | 1 | v=spf1 mx a a:smtp.coalnergy.sg ip4: 103 |
| SOA | 1 | ns1.netdns.net admin.ns1.netdns.net |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (dsany4.sgnic.sg, dsany3.sgnic.sg, dsany2.sgnic.sg...)
Out-of-bailiwick: 2 (ns4.apnic.net, ns4.apnic.net)
Analysis
Hierarchy
coalnergy.sg is a parent of mail.coalnergy.sg.
IP Addresses
coalnergy.sg points to a single IP address: 103.26.41.69.
Other host names such as mail.sunho.com.sg, mail.novette.com.sg, mail.crimsongeneral.com.sg, fbl.com.sg and mail.contacttrading.com share IP numbers with coalnergy.sg.
Name Servers
coalnergy.sg is delegated to two name servers: ns1.netdns.net and ns2.netdns.net.
coalnergy.sg uses the same name server setup as other domains, including elearningpost.com, nicnwes.com, signetique.com, sabre.com.tw and bellygood.com.sg.
coalnergy.sg shares name servers with other domains, at least partially; for example seocology.com and koki.com.sg.
Hostnames with a single IP
ns1.netdns.net resolves to: 103.26.40.3.
ns2.netdns.net resolves to: 103.26.43.144.
Mail Servers
The mail server for coalnergy.sg is mail.coalnergy.sg.
Host mail.coalnergy.sg points to IP 103.26.41.69.