madao.cn - robtex.com
madao.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.76.62.167🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| NS | dns80.dnbiz.com ⚠️ Not in zone NS records | ||||||
| A | 47.76.62.167🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| NS | dns81.dnbiz.com ⚠️ Not in zone NS records | ||||||
| A | 47.76.62.167🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| MX | mail.happyisp.com ⭐ | ||||||
| A | 5.161.49.68🇺🇸 HETZNER-CLOUD2-AS5.161.49.0/24 | ||||||
| PTR | mail.happyisp.com | ||||||
| A | 137.184.158.105🇺🇸 DIGITALOCEAN137.184.144.0/20 DigitalOcean | ||||||
| PTR | mail.happyisp.com | ||||||
| TXT | v=spf1 ip6:fd0d:d741:e183::/48 -all | ||||||
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=2035180713 | ||||||
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●MXmail.happyisp.com2026-07-13 → 2026-08-14 · 3 obs
● 2026-07-13 08:42:10
● 2026-08-14 19:05:58
○MXmail.skrimple.com2015-05-30 → 2017-05-27 · 4 obs
● 2017-05-27 06:05:40
○ 2026-07-13 08:42:10
○ 2026-08-14 19:05:58
●A47.76.62.1672026-07-13 → 2026-08-14 · 3 obs
● 2026-07-13 08:42:10
● 2026-08-14 19:05:58
○A50.117.116.1172015-05-30 → 2017-05-27 · 6 obs
● 2016-03-25 23:51:32
○ 2016-09-15 08:01:16
● 2017-05-27 06:05:40
○ 2026-07-13 08:42:10
○ 2026-08-14 19:05:58
○A50.117.120.2532015-05-30 → 2016-09-15 · 4 obs
● 2016-09-15 08:01:16
○ 2017-05-27 06:05:40
○ 2026-08-14 19:05:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| madao.cn | dns80.dnbiz.com, dns81.dnbiz.com | - |
✅ Authoritative Response
Server:47.76.62.167
NS records: dns80.dnbiz.com, dns81.dnbiz.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for madao.cn (unsigned zone)
⏱️ Timing
Total: 1550ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.76.62.167 |
| MX | 1 | mail.happyisp.com (pri: 1) |
| TXT | 1 | v=spf1 ip6:fd0d:d741:e183::/48 -all |
Analysis
IP Addresses
madao.cn resolves to just one IP address, 47.76.62.167.
Two other host names, along with www.qmr.cn, brine.cn and 9385.cn, also share IP numbers with madao.cn.
Name Servers
madao.cn is delegated to two name servers: dns80.dnbiz.com and dns81.dnbiz.com.
madao.cn shares its NS records with other domains, for example chengfen.cn, yaoteng.cn, pora.cn and two others.
dns80.dnbiz.com and dns81.dnbiz.com both resolve to the same single IP address: 47.76.62.167.
dns80.dnbiz.com and dns81.dnbiz.com are host names that each point to 47.76.62.167 IP addresses.
Mail Servers
The sole mail server for madao.cn is mail.happyisp.com.
Among the domains sharing a mail server setup with madao.cn are hanni.cn, ww.lantian.wsdns.cc, ccby.cn and two others.
mail.happyisp.com carries two IP numbers: 5.161.49.68 and 137.184.158.105.