chemstone.cn - robtex.com
chemstone.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.111.99.214🇨🇳 Alibaba-Cloud47.111.0.0/16 | ||||||
| NS | dns1.4cun.com ⭐ | ||||||
| NS | dns.4cun.com ⚠️ Not in zone NS records | ||||||
| NS | dns2.51dns.top ⚠️ Not in zone NS records | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | dns.4cun.comadmin@chemstone.cn serial=1772526854 | ||||||
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 2035-11-16 #15 | ||||||
Same first word
chemstone.net |
chemstone.at |
chemstone.cn |
chemstone.com |
Similar names
DNS History
11 records (6 active, 5 former)
●NSdns.4cun.com2026-06-29 → 2026-07-30 · 3 obs
● 2026-06-29 13:17:28
● 2026-07-30 15:19:18
○NSdns.bizcn.com2015-10-11 → 2017-02-14 · 5 obs
● 2015-10-11 07:22:08
● 2017-02-14 11:44:44
○ 2026-06-29 13:17:28
○ 2026-07-30 15:19:18
●NSdns1.4cun.com2026-06-29 → 2026-07-30 · 3 obs
● 2026-06-29 13:17:28
● 2026-07-30 15:19:18
●NSdns2.51dns.top2026-06-29 → 2026-07-30 · 3 obs
● 2026-06-29 13:17:28
● 2026-07-30 15:19:18
○NSns5.cnmsn.net2015-04-27 → 2017-02-14 · 5 obs
○ 2015-10-11 07:22:08
● 2017-02-14 11:44:44
○ 2020-01-31 20:26:08
○ 2026-07-30 15:19:18
○NSns6.cnmsn.net2015-04-27 → 2017-02-14 · 5 obs
○ 2015-10-11 07:22:08
● 2017-02-14 11:44:44
○ 2020-01-31 20:26:08
○ 2026-07-30 15:19:18
○MXmx2.4cun.com2015-04-27 → 2017-02-14 · 4 obs
● 2017-02-14 11:44:44
○ 2026-06-29 13:17:28
○ 2026-07-30 15:19:18
●MXmxbiz1.qq.com2026-06-29 → 2026-07-30 · 3 obs
● 2026-06-29 13:17:28
● 2026-07-30 15:19:18
●MXmxbiz2.qq.com2026-06-29 → 2026-07-30 · 3 obs
● 2026-06-29 13:17:28
● 2026-07-30 15:19:18
○A121.42.135.1482015-04-27 → 2017-02-14 · 4 obs
● 2017-02-14 11:44:44
○ 2026-06-29 13:17:28
○ 2026-07-30 15:19:18
●A47.111.99.2142026-06-29 → 2026-07-30 · 3 obs
● 2026-06-29 13:17:28
● 2026-07-30 15:19:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| chemstone.cn | dns1.4cun.com, dns2.51dns.top | - |
✅ Authoritative Response
Server:61.172.183.74
NS records: dns1.4cun.com, dns2.51dns.top
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chemstone.cn (unsigned zone)
⏱️ Timing
Total: 3769ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.111.99.214 |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | dns.4cun.com admin.chemstone.cn |
Analysis
IP Addresses
chemstone.cn resolves to one IP address: 47.111.99.214.
Name Servers
chemstone.cn has three name servers — dns1.4cun.com, dns.4cun.com and dns2.51dns.top.
chemstone.cn has at least partial name server overlap with other domains, such as fgongsi.com, quxifu.com, vvool.com and two others.
dns3.4cun.com, dns4.51dns.top and dns2.4cun.com — plus 7 other name servers — are commonly paired with these name servers.
Mail Servers
Mail for chemstone.cn is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.
chemstone.cn uses an identical mail server configuration to several other domains — among them a-pce.com, passenpack.com, topidc.hk and two more.
At least some of chemstone.cn's mail servers are shared with other domains, among them sumelle.com, leno.cn, yface.cn and cfxair.com.