byca.cn - robtex.com
byca.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 119.29.217.191🇨🇳 TENCENT-NET-AP119.29.216.0/23 Proxy-registered route object | ||||||
| NS | dns11.hichina.com ⭐ | ||||||
| A | 2408:4009:501::19🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.112🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.122🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns12.hichina.com | ||||||
| A | 2408:4009:501::20🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.111🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.121🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| MX | mxbiz1.byca.cn ⭐ | ||||||
| A | 159.75.148.40🇨🇳 TENCENT-NET-AP159.75.128.0/18 | ||||||
| SOA | dns11.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
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=2035113873 | ||||||
Subdomains
mxbiz1.byca.cn |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSdns1.iidns.com2016-12-31 → 2016-12-31 · 4 obs
● 2016-12-31 20:38:56
○ 2026-06-22 09:46:38
○ 2026-07-31 02:31:22
●NSdns11.hichina.com2026-06-22 → 2026-07-31 · 3 obs
● 2026-06-22 09:46:38
● 2026-07-31 02:31:22
●NSdns12.hichina.com2026-06-22 → 2026-07-31 · 3 obs
● 2026-06-22 09:46:38
● 2026-07-31 02:31:22
○NSns1.51dns.com2015-10-31 → 2016-04-26 · 4 obs
● 2016-04-26 04:47:40
○ 2016-12-31 20:38:56
○ 2026-07-31 02:31:22
●MXmxbiz1.byca.cn2026-06-22 → 2026-07-31 · 2 obs
● 2026-07-31 02:31:22
●A119.29.217.1912026-06-22 → 2026-07-31 · 2 obs
● 2026-07-31 02:31:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| byca.cn | dns11.hichina.com, dns12.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.41
NS records: dns11.hichina.com, dns12.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for byca.cn (unsigned zone)
⏱️ Timing
Total: 4973ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 119.29.217.191 |
| NS | 2 | dns12.hichina.com, dns11.hichina.com |
| MX | 1 | mxbiz1.byca.cn (pri: 5) |
| SOA | 1 | dns11.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
The domain mxbiz1.byca.cn falls under the parent byca.cn.
IP Addresses
byca.cn points to a single IP number: 119.29.217.191.
Other hosts including tripodta.com, bychang.com and www.gaozhtech.com share IP addresses with byca.cn.
Name Servers
The NS records for byca.cn delegate to dns11.hichina.com and dns12.hichina.com.
byca.cn shares its name server setup with other domains, including swop-online.com, dangmai.com, ydhgkj.com and two others.
At least some of byca.cn's name servers are shared with other domains, for example govr.cn, youtubee.co, nubfed.cn and two more.
These name servers tend to be deployed in combination with the name servers expirens3.hichina.com and expirens4.hichina.com.
Host names with 9 IP numbers:
dns11.hichina.com maps to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 additional IP addresses.
dns12.hichina.com maps to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 additional IP addresses.
Mail Servers
byca.cn has one mail server: mxbiz1.byca.cn.
mxbiz1.byca.cn resolves to 159.75.148.40 and no other IP number.