douhao.cn - robtex.com
douhao.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.170.135.182🇨🇳 CHINANET-BACKBONE220.170.0.0/16 China Telecom Network | ||||||
| NS | dns7.hichina.com ⭐ | ||||||
| A | 2408:4009:501::15🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.43🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.63🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.203🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.213🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.43🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.63🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.113🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.123🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns8.hichina.com | ||||||
| A | 2408:4009:501::16🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.44🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.54🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.204🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.214🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.44🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.54🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.114🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.124🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| MX | douhao.cn ⭐ | ||||||
| A | 220.170.135.182🇨🇳 CHINANET-BACKBONE220.170.0.0/16 China Telecom Network | ||||||
| SOA | dns7.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034592336 | ||||||
MX for
douhao.cn |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns7.hichina.com2015-06-15 → 2026-03-27 · 2 obs
● 2026-03-27 06:31:04
●NSdns8.hichina.com2015-06-15 → 2026-03-27 · 2 obs
● 2026-03-27 06:31:04
●MXdouhao.cn2015-06-15 → 2026-03-27 · 2 obs
● 2026-03-27 06:31:04
●A220.170.135.1822015-06-15 → 2026-03-27 · 2 obs
● 2026-03-27 06:31:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| douhao.cn | dns7.hichina.com, dns8.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.214
NS records: dns7.hichina.com, dns8.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for douhao.cn (unsigned zone)
⏱️ Timing
Total: 1504ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.170.135.182 |
| NS | 2 | dns7.hichina.com, dns8.hichina.com |
| MX | 1 | douhao.cn (pri: 10) |
| SOA | 1 | dns7.hichina.com hostmaster.hichina.com |
Analysis
Mail Server Role
douhao.cn serves as the mail server for douhao.cn.
IP Addresses
douhao.cn resolves to one IP number: 220.170.135.182.
Other host names, for example douhao.net, share IP numbers with douhao.cn.
Name Servers
douhao.cn's delegation uses two name servers: dns7.hichina.com and dns8.hichina.com.
douhao.cn uses the same name server setup as other domains, such as zinnor.com, qjwb.com.cn, therise.info, ttmama.com and cnbod.com.
douhao.cn at least partially shares name servers with other domains, including 12365ai.com, chengdujiaoyu.com, eyaos.com, snugvio.com and dpos.club.
These name servers are often used with expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers: The host name dns7.hichina.com points to 2408:4009:501::15, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123. The host name dns8.hichina.com points to 2408:4009:501::16, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.
Mail Servers
douhao.cn is handled by a single mail server, douhao.cn.
Host name douhao.cn resolves to a single IP: 220.170.135.182.