st-communications.com - robtex.com
st-communications.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786127879 | ||||||
Subdomains
www.st-communications.com |
Same first word
st-communications.com |
DNS History
14 records (11 active, 3 former)
○NSdns17.fpt.vn2015-08-05 → 2017-06-30 · 4 obs
● 2017-06-30 05:23:22
○ 2026-05-12 09:07:14
○ 2026-08-07 18:47:26
○NSdns18.fpt.vn2015-08-05 → 2017-06-30 · 4 obs
● 2017-06-30 05:23:22
○ 2026-05-12 09:07:14
○ 2026-08-07 18:47:26
●NSns1.dotvndns.vn2026-05-12 → 2026-08-07 · 3 obs
● 2026-05-12 09:07:14
● 2026-08-07 18:47:26
●NSns2.dotvndns.vn2026-05-12 → 2026-08-07 · 3 obs
● 2026-05-12 09:07:14
● 2026-08-07 18:47:26
●NSnsbak.dotvndns.com2026-05-12 → 2026-08-07 · 3 obs
● 2026-05-12 09:07:14
● 2026-08-07 18:47:26
●MXalt1.aspmx.l.google.com2015-08-05 → 2026-08-07 · 2 obs
● 2026-08-07 18:47:26
●MXalt2.aspmx.l.google.com2015-08-05 → 2026-08-07 · 2 obs
● 2026-08-07 18:47:26
●MXaspmx.l.google.com2015-08-05 → 2026-08-07 · 2 obs
● 2026-08-07 18:47:26
●MXaspmx2.googlemail.com2015-08-05 → 2026-08-07 · 2 obs
● 2026-08-07 18:47:26
●MXaspmx3.googlemail.com2015-08-05 → 2026-08-07 · 2 obs
● 2026-08-07 18:47:26
●MXaspmx4.googlemail.com2015-08-05 → 2026-08-07 · 2 obs
● 2026-08-07 18:47:26
●MXaspmx5.googlemail.com2015-08-05 → 2026-08-07 · 2 obs
● 2026-08-07 18:47:26
○A210.245.86.592015-08-05 → 2017-06-30 · 4 obs
● 2017-06-30 05:23:22
○ 2026-05-12 09:07:14
○ 2026-08-07 18:47:26
●A210.245.95.1582026-05-12 → 2026-08-07 · 3 obs
● 2026-05-12 09:07:14
● 2026-08-07 18:47:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| st-communications.com | nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn | 2 records |
✅ Authoritative Response
Server:222.255.121.247
NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for st-communications.com (unsigned zone)
⏱️ Timing
Total: 1684ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.245.95.158 |
| NS | 3 | ns1.dotvndns.vn, ns2.dotvndns.vn... |
| MX | 7 | aspmx5.googlemail.com (pri: 30), aspmx.l.google.com (pri: 10)... |
| TXT | 1 | google-site-verification=fbGFzSMYMr(0x463470)31 |
| SOA | 1 | ns1.dotvndns.vn hostmaster.st-communicat |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)
Analysis
Hierarchy
st-communications.com is a parent domain of www.st-communications.com.
IP Addresses
st-communications.com has exactly one IP address — 210.245.95.158.
Host names like www.st-communications.com are further examples that share IP numbers with st-communications.com.
Name Servers
st-communications.com carries NS records delegating to nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
st-communications.com shares at least some of its name servers with other domains, including vungtauproperty.com, ruouvangbansi.com, loavietnam.com and two others.
These name servers are frequently seen alongside the name servers ns1.pavietnam.vn, ns2.pavietnam.vn, ns3.dotvndns.vn and nsbak.pavietnam.net.
nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn are three hostnames that each resolve to a pair of IP addresses: nsbak.dotvndns.com to 112.213.89.22 and 2406:9c80::9000:302, ns1.dotvndns.vn to 112.213.89.3 and 2406:9c80::66, and ns2.dotvndns.vn to 222.255.121.247 and 2406:9c80::9000:111.
Mail Servers
st-communications.com is handled by 7 mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.
At least some of the mail servers used by st-communications.com are shared with other domains: ns500754.ns500742.ns500742.ns500742.ns500731.ns500688.ns500704.ns500671.ns500678.ns500671.ns500688.ns500688.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, ns500742.ns500742.ns500671.ns500731.ns500754.ns500705.ns500678.ns500678.ns500671.ns500671.ns500649.lustychickser.com, ns500759.ns500758.ns500758.ns500698.ns500759.ns500758.ns500736.ns500698.ns500708.ns500698.ns500708.ns500698.ns500619.ns500576.trackreceptor.com and two others among them.
These mail servers are often deployed together with alt1.aspmx.l.google.com, aspmx.l.google.com, alt2.aspmx.l.google.com and 3 other mail servers.
Host names pointing to two IP addresses:
aspmx2.googlemail.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx4.googlemail.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.
aspmx5.googlemail.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1a.
aspmx.l.google.com resolves to two addresses: 172.253.115.26 and 2607:f8b0:4004:c25::1b.
alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c0f::1b IP addresses.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 108.177.123.27 IP addresses.
aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 172.253.116.26 IP addresses.