sdo-tech.com - dns.ninja
sdo-tech.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=1781780760 | ||||||
Same first word
sdo-tech.com |
Similar names
DNS History
11 records (11 active, 0 former)
●NSns21.domaincontrol.com2017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●NSns22.domaincontrol.com2017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●MXalt1.aspmx.l.google.com2017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●MXalt2.aspmx.l.google.com2017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●MXaspmx.l.google.com2017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●MXaspmx2.googlemail.com2017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●MXaspmx3.googlemail.com2017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●A216.239.32.212017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●A216.239.34.212017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●A216.239.36.212017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
●A216.239.38.212017-10-13 → 2026-06-18 · 2 obs
● 2026-06-18 11:14:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| sdo-tech.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.100.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdo-tech.com (unsigned zone)
⏱️ Timing
Total: 391ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.32.21, 216.239.34.21... |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | google-site-verification=UNWiQSs2vaMqC1J, v=spf1 include:_spf.google.com ?all |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
Analysis
IP Addresses
sdo-tech.com resolves to four IP addresses: 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
ropco.net, cbrteam.com, cogdim.com plus two other host names have IP numbers in common with sdo-tech.com.
Name Servers
sdo-tech.com has two authoritative name servers — ns21.domaincontrol.com and ns22.domaincontrol.com.
The name server configuration of sdo-tech.com is shared with other domains, for instance trackingoff.com, widlo.com, pcbtrain.info and two others.
Both ns21.domaincontrol.com and ns22.domaincontrol.com have two IP addresses each. ns21.domaincontrol.com resolves to 97.74.100.11 and 2603:5:2141::b; ns22.domaincontrol.com resolves to 173.201.68.11 and 2603:5:2241::b.
Mail Servers
sdo-tech.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
At least some of the mail servers used by sdo-tech.com are shared with other domains: ns500698.ns500698.ns500759.ns500758.ns500759.ns500735.ns500735.ns500736.ns500708.ns500708.ns500576.ns500698.ns500619.ns500619.ns500576.trackreceptor.com, ns500698.ns500698.ns500698.ns500735.ns500735.ns500735.ns500736.ns500576.ns500698.ns500698.ns500652.ns500576.trackreceptor.com, ns500698.ns500759.ns500698.ns500759.ns500736.ns500698.ns500698.ns500735.ns500735.ns500736.ns500708.ns500698.ns500576.ns500576.ns500708.ns500652.trackreceptor.com and two others among them.
These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.
Host names pointing to two IP addresses:
aspmx2.googlemail.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
aspmx3.googlemail.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com resolves to 172.253.122.27 and 2607:f8b0:4004:c1b::1b.
alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 2800:3f0:4003:c0f::1a IP addresses.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 2a00:1450:400b:c02::1b IP addresses.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 172.253.116.27 IP addresses.