sdcoptical.com - dns.ninja
sdcoptical.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=1785335212 | ||||||
Same first word
sdcoptical.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.bdm.microsoftonline.com2019-02-04 → 2026-07-29 · 2 obs
● 2026-07-29 14:29:24
●NSns2.bdm.microsoftonline.com2019-02-04 → 2026-07-29 · 2 obs
● 2026-07-29 14:29:24
●NSns3.bdm.microsoftonline.com2019-02-04 → 2026-07-29 · 2 obs
● 2026-07-29 14:29:24
●NSns4.bdm.microsoftonline.com2019-02-04 → 2026-07-29 · 2 obs
● 2026-07-29 14:29:24
●MXsdcoptical-com.mail.protection.outlook.com2019-02-04 → 2026-07-29 · 2 obs
● 2026-07-29 14:29:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net... | - |
| sdcoptical.com | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com | 4 records |
✅ Authoritative Response
Server:13.107.236.208
NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdcoptical.com (unsigned zone)
⏱️ Timing
Total: 189ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com... |
| MX | 1 | sdcoptical-com.mail.protection.outlook.c |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, mscid=kCp4D/HV+rEfVPgEQNyh1KbX/qIopAoQ2q |
| SOA | 1 | ns1.bdm.microsoftonline.com azuredns-hos |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)
Analysis
Name Servers
Four name servers handle the delegation for sdcoptical.com: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.
There is at least partial name server overlap between sdcoptical.com and other domains — creative.bg, dbsoultions.com, solowp.com and two more among them.
All four hostnames — ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com — resolve to two IP numbers apiece: ns1.bdm.microsoftonline.com to 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com to 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com to 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com to 208.84.5.208 and 2620:1ec:bda:700::d0.
Mail Servers
sdcoptical.com uses one mail server — sdcoptical-com.mail.protection.outlook.com.
sdcoptical-com.mail.protection.outlook.com has 8 IP addresses: 52.101.9.14, 52.101.11.9, 52.101.50.1 plus 5 more.