stdm.com.mo - dns.ninja
stdm.com.mo
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.93.16.236🇲🇴 CTM-1182.93.0.0/19 CTM Internet Service | ||||||
| PTR | stdm.com.mo | ||||||
| NS | vassun1.macau.ctm.net ⭐ | ||||||
| A | 2001:f90:3::3🇲🇴 CTM-12001:f90:3::/48 Companhia de Telecomunicacoes de Macau Rua de Lagos Telecentro Taipa Macau | ||||||
| A | 202.175.3.3🇲🇴 CTM-1202.175.0.0/19 CTM Internet Services Companhia de Telecomunicacoes de Macau S.A.R.L. | ||||||
| PTR | macau.ctm.net | ||||||
| PTR | vassun1.macau.ctm.net | ||||||
| NS | ns3.macau.ctm.net ⚠️ Not in parent delegation | ||||||
| A | 2001:f90:36::8🇲🇴 CTM-12001:f90:36::/48 Companhia de Telecomunicacoes de Macau Rua de Lagos Telecentro Taipa Macau | ||||||
| A | 202.175.36.8🇲🇴 CTM-1202.175.32.0/19 CTM Internet Services Companhia de Telecomunicacoes de Macau S.A.R.L. | ||||||
| PTR | ns3.macau.ctm.net | ||||||
| NS | vassun2.macau.ctm.net | ||||||
| A | 2001:f90:3::8🇲🇴 CTM-12001:f90:3::/48 Companhia de Telecomunicacoes de Macau Rua de Lagos Telecentro Taipa Macau | ||||||
| A | 202.175.3.8🇲🇴 CTM-1202.175.0.0/19 CTM Internet Services Companhia de Telecomunicacoes de Macau S.A.R.L. | ||||||
| PTR | vassun2.macau.ctm.net | ||||||
| MX | smtp01.stdm.com.mo ⭐ | ||||||
| A | 182.93.16.234🇲🇴 CTM-1182.93.0.0/19 CTM Internet Service | ||||||
| PTR | smtp01.stdm.com.mo | ||||||
| MX | smtp02.stdm.com.mo ⭐ | ||||||
| A | 182.93.16.235🇲🇴 CTM-1182.93.0.0/19 CTM Internet Service | ||||||
| PTR | smtp02.stdm.com.mo | ||||||
| TXT | v=spf1 ip4:182.93.16.232/29 -all | ||||||
| TXT | google-site-verification=Y6lpjxn19F1ljpc_rjrX-pv8TcG-iWfSTmLTYWgoYyw | ||||||
| SOA | vassun1.macau.ctm.netanita@macau.ctm.net 2013-08-23 #16 | ||||||
com.mo
| DNSSEC | ⚠️ Not signed | ||||||
| NS | com.mo ⭐ | ||||||
| NS | a.monic.mo ⚠️ Not in parent delegation | ||||||
| NS | b.monic.mo ⚠️ Not in parent delegation | ||||||
| NS | c.monic.mo ⚠️ Not in parent delegation | ||||||
| NS | d.monic.mo ⚠️ Not in parent delegation | ||||||
| NS | e.monic.mo ⚠️ Not in parent delegation | ||||||
| NS | ns17.cdns.net ⚠️ Not in parent delegation | ||||||
| NS | ns2.cuhk.edu.hk ⚠️ Not in parent delegation | ||||||
| SOA | com.modnsadmin@com.mo serial=1780530001 | ||||||
PTR for
Subdomains
Same first word
stdm.co.uk |
stdm.lu |
stdm.de |
stdm.cn |
stdm.net |
stdm.com |
stdm.in |
stdm.ru |
stdm.github.io |
stdm.be |
stdm.eu |
stdm.it |
stdm.com.mo |
stdm.pl |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns3.macau.ctm.net2015-05-02 → 2026-06-03 · 2 obs
● 2026-06-03 23:43:08
●NSvassun1.macau.ctm.net2015-05-02 → 2026-06-03 · 2 obs
● 2026-06-03 23:43:08
●NSvassun2.macau.ctm.net2015-05-02 → 2026-06-03 · 2 obs
● 2026-06-03 23:43:08
●MXsmtp01.stdm.com.mo2015-05-02 → 2026-06-03 · 2 obs
● 2026-06-03 23:43:08
●MXsmtp02.stdm.com.mo2015-05-02 → 2026-06-03 · 2 obs
● 2026-06-03 23:43:08
●A182.93.16.2362026-02-27 → 2026-06-03 · 2 obs
● 2026-06-03 23:43:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| mo | e.monic.mo, ns17.cdns.net, c.monic.mo, a.monic.mo... | 14 records |
| stdm.com.mo | vassun1.macau.ctm.net, vassun2.macau.ctm.net | - |
✅ Authoritative Response
Server:202.175.3.3
NS records: vassun1.macau.ctm.net, vassun2.macau.ctm.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mo (unsigned zone)
⏱️ Timing
Total: 4397ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.93.16.236 |
| NS | 3 | vassun2.macau.ctm.net, ns3.macau.ctm.net... |
| MX | 2 | smtp02.stdm.com.mo (pri: 100), smtp01.stdm.com.mo (pri: 100) |
| TXT | 2 | google-site-verification=Y6lpjxn19F1ljpc, v=spf1 ip4:182.93.16.232/29 -all |
| SOA | 1 | vassun1.macau.ctm.net anita.macau.ctm.ne |
📌 Glue Records Collected
Total: 14
In-bailiwick: 10 (e.monic.mo, e.monic.mo, c.monic.mo...)
Out-of-bailiwick: 4 (ns17.cdns.net, ns17.cdns.net, ns2.cuhk.edu.hk...)
Analysis
Hierarchy
smtp02.stdm.com.mo and smtp01.stdm.com.mo are both subdomains of stdm.com.mo.
IP Addresses
stdm.com.mo resolves to one IP address: 182.93.16.236.
Name Servers
The authoritative name servers for stdm.com.mo are ns3.macau.ctm.net, vassun1.macau.ctm.net and vassun2.macau.ctm.net — three in total.
There is at least partial name server overlap between stdm.com.mo and other domains — 172.175.202.in-addr.arpa, 148.86.202.in-addr.arpa, 86.52.113.in-addr.arpa and two more among them.
These name servers are routinely deployed together with the name servers macau.ctm.net.
ns3.macau.ctm.net, vassun1.macau.ctm.net and vassun2.macau.ctm.net all resolve to exactly two IP numbers apiece: ns3.macau.ctm.net → 202.175.36.8 and 2001:f90:36::8; vassun1.macau.ctm.net → 202.175.3.3 and 2001:f90:3::3; vassun2.macau.ctm.net → 202.175.3.8 and 2001:f90:3::8.
Mail Servers
Mail for stdm.com.mo is handled by two mail servers — smtp01.stdm.com.mo and smtp02.stdm.com.mo.
smtp01.stdm.com.mo → 182.93.16.234 and smtp02.stdm.com.mo → 182.93.16.235: one IP number per host name.