mail.cstc.com.cn - robtex.com
mail.cstc.com.cn
| CNAME | dnsmail.shipbuilding.com.cn | ||||||
| DNSSEC | โ ๏ธ Not signed | ||||||
cstc.com.cn
| DNSSEC | โ ๏ธ Not signed | ||||||
| NS | ns1.alidns.com โญ | ||||||
| NS | ns2.alidns.com | ||||||
| MX | luzhou.icoremail.net โญ | ||||||
| MX | mail.cstc.com.cn(10) | ||||||
| TXT | v=spf1 a:mail.e-chinashipbuilding.com a:smtp.e-chinashipbuilding.com a:smtp2.... | ||||||
| SOA | ns1.alidns.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
โCNAMEdnsmail.shipbuilding.com.cn2026-04-30 โ 2026-05-11 ยท 2 obs
โ 2026-04-30 07:59:58
โ 2026-05-11 17:20:26
โ 2026-05-11 17:20:26
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn... | - |
| cstc.com.cn | ns1.alidns.com, ns2.alidns.com | - |
โ Authoritative Response
Server:139.224.142.116
NS records: ns1.alidns.com, ns2.alidns.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for cstc.com.cn (unsigned zone)
โฑ๏ธ Timing
Total: 1832ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | dnsmail.shipbuilding.com.cn |