kudu.cn - robtex.com
kudu.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.76.62.167🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| NS | buy.domains.go.marksmile.com ⚠️ Not in zone NS records | ||||||
| A | 47.76.62.167🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| NS | emailto.service.at.marksmile.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=2034663824 | ||||||
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSbuy.domains.go.marksmile.com2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 23:29:48
●NSemailto.service.at.marksmile.com2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 23:29:48
●MXmail.happyisp.com2026-03-26 → 2026-04-12 · 3 obs
● 2026-03-26 14:14:02
● 2026-04-12 23:29:48
○MXmail.skrimple.com2015-07-10 → 2016-12-31 · 4 obs
● 2016-12-31 18:45:48
○ 2026-03-19 17:18:42
○ 2026-04-12 23:29:48
●A47.76.62.1672026-03-26 → 2026-04-12 · 3 obs
● 2026-03-26 14:14:02
● 2026-04-12 23:29:48
○A50.117.116.1172015-07-10 → 2016-02-03 · 4 obs
● 2016-02-03 14:01:20
○ 2016-12-31 18:45:48
○ 2026-04-12 23:29:48
○A50.117.120.2532015-07-10 → 2016-12-31 · 4 obs
● 2016-12-31 18:45:48
○ 2026-03-19 17:18:42
○ 2026-04-12 23:29:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, e.dns.cn, c.dns.cn, d.dns.cn... | - |
| kudu.cn | buy.domains.go.marksmile.com, emailto.service.at.marksmile.com | - |
✅ Authoritative Response
Server:47.76.62.167
NS records: buy.domains.go.marksmile.com, emailto.service.at.marksmile.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kudu.cn (unsigned zone)
⏱️ Timing
Total: 2060ms | 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
kudu.cn resolves to a single IP address: 47.76.62.167.
Other host names including luliang.com, 8606.cn, 3245.cn, 600688.com and zol.cn share IP numbers with kudu.cn.
Name Servers
kudu.cn's delegation uses two name servers, emailto.service.at.marksmile.com and buy.domains.go.marksmile.com.
kudu.cn shares the same name server setup as other domains, for example manbing.cn, ok366.cn, gaoju.cn, qupei.com and miaotong.cn.
Host names with a single IP:
- emailto.service.at.marksmile.com points to 47.76.62.167
- buy.domains.go.marksmile.com points to 47.76.62.167
Host names that point to 47.76.62.167: emailto.service.at.marksmile.com and buy.domains.go.marksmile.com
Mail Servers
kudu.cn is handled by a single mail server, mail.happyisp.com.
kudu.cn shares its mail server setup with other domains, including uyoutong.cn, hongtong.hk92.wsdns.cc, bbs.2025xnkl.cn, teatell.com and 5596.cn.
mail.happyisp.com points to two IPs: 5.161.49.68 and 137.184.158.105.