xcdn.us - robtex.com
xcdn.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1774541363 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.bdm.microsoftonline.com2026-03-13 → 2026-03-26 · 2 obs
● 2026-03-26 16:42:10
●NSns2.bdm.microsoftonline.com2026-03-13 → 2026-03-26 · 2 obs
● 2026-03-26 16:42:10
●NSns3.bdm.microsoftonline.com2026-03-13 → 2026-03-26 · 2 obs
● 2026-03-26 16:42:10
●NSns4.bdm.microsoftonline.com2026-03-13 → 2026-03-26 · 2 obs
● 2026-03-26 16:42:10
●MXxcdn-us.mail.protection.outlook.com2026-03-13 → 2026-03-26 · 2 obs
● 2026-03-26 16:42:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| xcdn.us | ns3.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com | - |
✅ Authoritative Response
Server:208.84.5.208
NS records: ns3.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for xcdn.us (unsigned zone)
⏱️ Timing
Total: 396ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com... |
| MX | 1 | xcdn-us.mail.protection.outlook.com (pri |
| TXT | 2 | mscid=K9WjojpxN44hRGULnJlq2DRyObgUHOiQK1, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.bdm.microsoftonline.com azuredns-hos |
Analysis
Name Servers
xcdn.us is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.
xcdn.us at least partially shares name servers with other domains such as comafrique.com, stickercorp.com, tinter.co.nz, somppi.com and thebackpainteam.com.
Host names with two IP numbers:
ns1.bdm.microsoftonline.com points to 2603:1061:0:700::d0 and 13.107.236.208
ns2.bdm.microsoftonline.com points to 2620:1ec:8ec:700::d0 and 150.171.21.208
ns3.bdm.microsoftonline.com points to 2a01:111:4000:700::d0 and 204.14.183.208
ns4.bdm.microsoftonline.com points to 2620:1ec:bda:700::d0 and 208.84.5.208
Mail Servers
xcdn.us is handled by a single mail server, xcdn-us.mail.protection.outlook.com.
xcdn-us.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::4, 2a01:111:f403:f90a::, 2a01:111:f403:f90c::, 2a01:111:f403:f90d::1, 52.101.9.17, 52.101.10.8, 52.101.40.6 and 52.101.42.18.