beijingcs.com - robtex.com
beijingcs.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns29.hichina.com ⭐ | ||||||
| NS | dns30.hichina.com | ||||||
| A | 2408:4009:501::38🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.37🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.62🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.197🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.221🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.37🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.62🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.102🇨🇳 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 | 139.224.142.107🇨🇳 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 | mx1.feishu.cn ⭐ | ||||||
| A | 52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix | ||||||
| PTR | ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com | ||||||
| MX | mx2.feishu.cn(5) | ||||||
| A | 101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20 | ||||||
| MX | mx3.feishu.cn(10) | ||||||
| A | 52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix | ||||||
| PTR | ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com | ||||||
| A | 101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20 | ||||||
| TXT | verification-code-site-App_feishu=MpBDCnyzaec2XILqTmOs | ||||||
| TXT | v=spf1 +include:_netblocks.m.feishu.cn -all | ||||||
| SOA | dns29.hichina.comhostmaster@hichina.com 2026-05-28 #9 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786704654 | ||||||
Same first word
beijingcs.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSdns29.hichina.com2015-06-25 → 2026-08-14 · 2 obs
● 2026-08-14 11:16:26
●NSdns30.hichina.com2015-06-25 → 2026-08-14 · 2 obs
● 2026-08-14 11:16:26
●MXmx1.feishu.cn2026-05-26 → 2026-08-14 · 3 obs
● 2026-05-26 14:39:06
● 2026-08-14 11:16:26
●MXmx2.feishu.cn2026-05-26 → 2026-08-14 · 3 obs
● 2026-05-26 14:39:06
● 2026-08-14 11:16:26
●MXmx3.feishu.cn2026-05-26 → 2026-08-14 · 3 obs
● 2026-05-26 14:39:06
● 2026-08-14 11:16:26
○MXmxn.mxhichina.com2015-06-25 → 2018-01-04 · 4 obs
● 2018-01-04 08:36:30
○ 2026-05-26 14:39:06
○ 2026-08-14 11:16:26
○MXmxw.mxhichina.com2015-06-25 → 2018-01-04 · 4 obs
● 2018-01-04 08:36:30
○ 2026-05-26 14:39:06
○ 2026-08-14 11:16:26
○A121.42.4.1202015-06-25 → 2018-01-04 · 4 obs
● 2018-01-04 08:36:30
○ 2026-05-26 14:39:06
○ 2026-08-14 11:16:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| beijingcs.com | dns29.hichina.com, dns30.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.37
NS records: dns29.hichina.com, dns30.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for beijingcs.com (unsigned zone)
⏱️ Timing
Total: 3547ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns30.hichina.com, dns29.hichina.com |
| MX | 3 | mx1.feishu.cn (pri: 1), mx2.feishu.cn (pri: 5)... |
| TXT | 2 | v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_feishu=MpBDCn |
| SOA | 1 | dns29.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns29.hichina.com, dns29.hichina.com, dns29.hichina.com...)
Analysis
Name Servers
beijingcs.com is delegated to two name servers: dns29.hichina.com and dns30.hichina.com.
The name server configuration of beijingcs.com is shared with other domains, for instance abcde.tv, parkplaza.cn, antonmed.com and two others.
beijingcs.com has at least partial name server overlap with other domains, such as linear.cn, 100wwj.com, 2dh.top and two others.
It is common to find these name servers paired with the name servers expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Hosts with 9 IP addresses each:
dns30.hichina.com resolves to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.
Mail Servers
beijingcs.com has three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.
At least some of the mail servers used by beijingcs.com are shared with other domains: metamediaservice.com, zkteco.org, smartom.com and two others among them.
Host names carrying three IP numbers:
mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.
Host names pointing to two IP addresses:
mx2.feishu.cn points to 101.126.58.225 and 122.14.229.0.
Host names resolving to a single IP address:
mx1.feishu.cn points to 52.220.106.220.
mx3.feishu.cn and mx1.feishu.cn are host names that each point to 52.220.106.220 IP addresses.
mx3.feishu.cn and mx2.feishu.cn are host names that each point to 101.126.58.225 IP addresses.
mx3.feishu.cn and mx2.feishu.cn are host names that each point to 122.14.229.0 IP addresses.