doad.cn - robtex.com
doad.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 116.196.82.232🇨🇳 CHINA169-BJ116.196.64.0/18 China Telecom Beijing Co. Ltd. | ||||||
| NS | ns1.cnolnic.net ⭐ | ||||||
| A | 240c:4082:0:5d80::2🇨🇳 Baidu240c:4082::/32 | ||||||
| A | 106.13.136.254🇨🇳 Baidu106.13.128.0/19 AS38365 | ||||||
| A | 182.61.7.97🇨🇳 Baidu182.61.0.0/19 | ||||||
| NS | ns2.cnolnic.net | ||||||
| A | 240c:4081:8000:1702::3🇨🇳 Baidu240c:4081::/32 | ||||||
| A | 106.12.41.177🇨🇳 Baidu106.12.32.0/19 | ||||||
| A | 180.76.132.69🇨🇳 Baidu180.76.128.0/19 | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| SOA | ns1.cnolnic.netroot@cnolnic.net 2006-11-24 #1 | ||||||
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=2035053659 | ||||||
Subdomains
www.doad.cn |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.cnolnic.net2015-07-22 → 2026-07-18 · 2 obs
● 2026-07-18 01:48:56
●NSns2.cnolnic.net2015-07-22 → 2026-07-18 · 2 obs
● 2026-07-18 01:48:56
●MXmxbiz1.qq.com2015-09-11 → 2026-07-18 · 6 obs
● 2015-09-11 03:11:02
● 2016-12-20 08:38:36
○ 2026-06-22 18:37:40
● 2026-06-26 23:55:10
● 2026-07-18 01:48:56
●MXmxbiz2.qq.com2015-09-11 → 2026-07-18 · 6 obs
● 2015-09-11 03:11:02
● 2016-12-20 08:38:36
○ 2026-06-22 18:37:40
● 2026-06-26 23:55:10
● 2026-07-18 01:48:56
○MXqiye163mx01.mxmail.netease.com2015-07-22 → 2015-07-22 · 3 obs
○ 2015-09-11 03:11:02
○ 2026-07-18 01:48:56
○MXqiye163mx02.mxmail.netease.com2015-07-22 → 2015-07-22 · 3 obs
○ 2015-09-11 03:11:02
○ 2026-07-18 01:48:56
●A116.196.82.2322026-06-26 → 2026-07-18 · 3 obs
● 2026-06-26 23:55:10
● 2026-07-18 01:48:56
○A117.28.254.1512015-07-22 → 2015-07-22 · 3 obs
○ 2015-09-11 03:11:02
○ 2026-07-18 01:48:56
○A180.76.193.992016-12-16 → 2016-12-20 · 5 obs
● 2016-12-16 02:36:00
● 2016-12-20 08:38:36
○ 2026-06-22 18:37:40
○ 2026-07-18 01:48:56
○A222.76.210.392015-09-11 → 2016-12-05 · 5 obs
● 2015-09-11 03:11:02
● 2016-12-05 14:58:20
○ 2016-12-16 02:36:00
○ 2026-07-18 01:48:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| doad.cn | ns1.cnolnic.net, ns2.cnolnic.net | - |
✅ Authoritative Response
Server:180.76.132.69
NS records: ns1.cnolnic.net, ns2.cnolnic.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doad.cn (unsigned zone)
⏱️ Timing
Total: 4829ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.196.82.232 |
| NS | 2 | ns1.cnolnic.net, ns2.cnolnic.net |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | ns1.cnolnic.net root.cnolnic.net |
Analysis
Hierarchy
The domain www.doad.cn falls under the parent doad.cn.
IP Addresses
doad.cn resolves to one IP address: 116.196.82.232.
tiantianxi.com.cn, xhjdq.net, shrongtai.com and two other host names share IP numbers with doad.cn.
Name Servers
DNS delegation for doad.cn points to two name servers: ns1.cnolnic.net and ns2.cnolnic.net.
doad.cn uses the same name servers as several other domains — among them xn--1quz85bwnhnwlghe.com, o-o.cn, l8x.cn and two more.
The hosts ns1.cnolnic.net and ns2.cnolnic.net both resolve to three IP numbers: ns1.cnolnic.net to 106.13.136.254, 182.61.7.97 and 240c:4082:0:5d80::2, and ns2.cnolnic.net to 106.12.41.177, 180.76.132.69 and 240c:4081:8000:1702::3.
Mail Servers
Mail for doad.cn is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.
doad.cn uses an identical mail server configuration to several other domains — among them quicloud.cn, bjccac.com, zszhiniu.com and two more.
doad.cn has at least partial mail server overlap with other domains such as ibpmsoft.com, pribolab.com, 100n.cn and two more.