6750.cn - robtex.com
6750.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 2035-10-22 #44 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSbuy.domains.go.marksmile.com2026-07-18 → 2026-07-28 · 2 obs
● 2026-07-28 17:02:36
●NSemailto.service.at.marksmile.com2026-07-18 → 2026-07-28 · 2 obs
● 2026-07-28 17:02:36
●MXmail.happyisp.com2026-07-18 → 2026-07-28 · 3 obs
● 2026-07-18 08:29:52
● 2026-07-28 17:02:36
○MXmail.skrimple.com2015-08-05 → 2017-01-07 · 4 obs
● 2017-01-07 18:03:42
○ 2026-07-18 08:29:52
○ 2026-07-28 17:02:36
○A103.232.215.1292018-08-07 → 2018-08-07 · 4 obs
● 2018-08-07 15:06:40
○ 2026-07-18 08:29:52
○ 2026-07-28 17:02:36
●A47.76.62.1672026-07-18 → 2026-07-28 · 3 obs
● 2026-07-18 08:29:52
● 2026-07-28 17:02:36
○A50.117.116.1172015-08-05 → 2016-02-02 · 4 obs
● 2016-02-02 12:43:30
○ 2017-01-07 18:03:42
○ 2026-07-28 17:02:36
○A50.117.120.2532015-08-05 → 2017-01-07 · 4 obs
● 2017-01-07 18:03:42
○ 2018-08-07 15:06:40
○ 2026-07-28 17:02:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 6750.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 6750.cn (unsigned zone)
⏱️ Timing
Total: 4130ms | 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
6750.cn resolves to just one IP address, 47.76.62.167.
Two other host names, along with fmol.com, 9976.cn and pch.in, also share IP numbers with 6750.cn.
Name Servers
6750.cn is delegated to two name servers: emailto.service.at.marksmile.com and buy.domains.go.marksmile.com.
6750.cn shares its NS records with other domains, for example tietan.cn, jifang.cn, siguan.cn and two others.
emailto.service.at.marksmile.com and buy.domains.go.marksmile.com both resolve to the same single IP address: 47.76.62.167.
emailto.service.at.marksmile.com and buy.domains.go.marksmile.com are host names that each point to 47.76.62.167 IP addresses.
Mail Servers
The sole mail server for 6750.cn is mail.happyisp.com.
Among the domains sharing a mail server setup with 6750.cn are xideng.com, securintrntbank.com, lzwenvc.cn and two others.
The host mail.happyisp.com resolves to 5.161.49.68 and 137.184.158.105 — two IP addresses.