3772.cn - robtex.com
3772.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=2035106711 | ||||||
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSbuy.domains.go.marksmile.com2026-07-05 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:26
●NSemailto.service.at.marksmile.com2026-07-05 → 2026-07-29 · 2 obs
● 2026-07-29 16:32:26
●MXmail.happyisp.com2026-07-05 → 2026-07-29 · 3 obs
● 2026-07-05 21:07:12
● 2026-07-29 16:32:26
○MXmail.skrimple.com2015-08-10 → 2017-04-02 · 4 obs
● 2017-04-02 21:04:20
○ 2026-07-05 21:07:12
○ 2026-07-29 16:32:26
●A47.76.62.1672026-07-05 → 2026-07-29 · 3 obs
● 2026-07-05 21:07:12
● 2026-07-29 16:32:26
○A50.117.116.1172015-08-10 → 2017-04-02 · 6 obs
● 2016-03-16 14:39:10
○ 2016-07-27 16:17:48
● 2017-04-02 21:04:20
○ 2026-07-05 21:07:12
○ 2026-07-29 16:32:26
○A50.117.120.2532015-08-10 → 2016-07-27 · 4 obs
● 2016-07-27 16:17:48
○ 2017-04-02 21:04:20
○ 2026-07-29 16:32:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 3772.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 3772.cn (unsigned zone)
⏱️ Timing
Total: 1851ms | 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
3772.cn resolves to one IP address: 47.76.62.167.
fumei.cn, ningpeng.cn, 6692.cn and two other host names share IP numbers with 3772.cn.
Name Servers
3772.cn is served by two delegated name servers, emailto.service.at.marksmile.com and buy.domains.go.marksmile.com.
3772.cn uses the same name servers as several other domains — among them bingong.com, dunnu.cn, 6030.cn and two more.
3772.cn has at least partial name server overlap with other domains, such as twj.cn, romany.cn, xiutian.cn and two others.
emailto.service.at.marksmile.com and buy.domains.go.marksmile.com share one IP address between them — 47.76.62.167.
These two host names — emailto.service.at.marksmile.com and buy.domains.go.marksmile.com — each point to 47.76.62.167 IP addresses.
Mail Servers
Mail for 3772.cn is handled by a single mail server, mail.happyisp.com.
3772.cn uses an identical mail server configuration to several other domains — among them chengtang.cn, 2532.cn, 63183.com and two more.
mail.happyisp.com has two IP addresses: 5.161.49.68 and 137.184.158.105.