usambaedu.com - robtex.com
usambaedu.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=1771291435 | ||||||
Same first word
usambaedu.com |
Similar names
DNS History
3 records (3 active, 0 former)
●NSdns21.hichina.com2015-08-05 → 2026-03-24 · 2 obs
● 2026-03-24 08:52:36
●NSdns22.hichina.com2015-08-05 → 2026-03-24 · 2 obs
● 2026-03-24 08:52:36
●A210.209.73.2402015-08-05 → 2026-03-24 · 2 obs
● 2026-03-24 08:52:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| usambaedu.com | dns21.hichina.com, dns22.hichina.com | 18 records |
✅ Authoritative Response
Server:2408:4009:501::29
NS records: dns21.hichina.com, dns22.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usambaedu.com (unsigned zone)
⏱️ Timing
Total: 2543ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.209.73.240 |
| NS | 2 | dns22.hichina.com, dns21.hichina.com |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)
Analysis
IP Addresses
usambaedu.com resolves to one IP number: 210.209.73.240.
Other host names such as 210209073240.ctinets.com and successmba.cn share IP numbers with usambaedu.com.
Name Servers
usambaedu.com is delegated to two name servers dns21.hichina.com and dns22.hichina.com.
usambaedu.com shares the same name server setup as other domains, for instance kptr.cn, jumpe.cn, jier.info, 172.hk and leansocket.com.
usambaedu.com at least partially shares name servers with other domains, for instance lhcy168.com, kebo.hk, 56meinv.com, ekweb.cn and oureth.com.
These name servers are commonly used alongside dns10.hichina.com, dns9.hichina.com, expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Host names with nine IP numbers:
dns21.hichina.com points to: 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
dns22.hichina.com points to: 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.