box.21cn.com - robtex.com
box.21cn.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| MX | mta-ent.21cn.com โญ | ||||||
| A | 183.56.203.132๐จ๐ณ CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC183.56.192.0/20 CloudVsp.Inc-HYC-double - GZNFJDW Network unicast | ||||||
| A | 183.56.205.179๐จ๐ณ CHINANET-Guangdong-GuangZhouNanFangJiDiWang-IDC183.56.192.0/20 CloudVsp.Inc-HYC-double - GZNFJDW Network unicast | ||||||
21cn.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 240e:980:8100::72d9:250d๐จ๐ณ CHINANET-BACKBONE240e::/20 CHINANET-IPv6-ROUTE | ||||||
| A | 114.217.37.13๐จ๐ณ CHINANET-BACKBONE114.216.0.0/13 China Telecom Network | ||||||
| NS | vip3.alidns.com โญ | ||||||
| NS | vip4.alidns.com | ||||||
| MX | mta.21cn.com โญ | ||||||
| TXT | v=spf1 include:mail-spf.21cn.com include:mail01-spf.21cn.com include:mail02-s... | ||||||
| SOA | vip3.alidns.comhostmaster@hichina.com 2026-01-07 #11 | ||||||
rank #10751 globally
rank #5269 in the tld
WOT: SUSPICIOUS (52/100)
๐ Tranco rank: #8,579
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net... | - |
| 21cn.com | vip3.alidns.com, vip4.alidns.com | 22 records |
โ Authoritative Response
Server:121.40.6.163
NS records: vip3.alidns.com, vip4.alidns.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for 21cn.com (unsigned zone)
โฑ๏ธ Timing
Total: 3319ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 1 | mta-ent.21cn.com (pri: 10) |
๐ Glue Records Collected
Total: 22
Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)
Analysis
Mail Servers
box.21cn.com is handled by a single mail server, mta-ent.21cn.com.
box.21cn.com shares the same mail server setup as other domains, for instance forptr.21cn.com, unikadg.com, www6.sdnet.gd.cn, max2-105.guangzhou.gd.cn and max1-8.guangzhou.gd.cn.
box.21cn.com shares mail servers with other domains at least partially, including gpp-haiao.com, dgjuyang.com, techwork.cn, shantou.gd.cn and aryelectronics.com.
these mail servers are commonly used alongside mailcdn.21cn.com.
Host mta-ent.21cn.com resolves to two IPs: 183.56.203.132 and 183.56.205.179.