51company.com - robtex.com
51company.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.42.118.163🇨🇳 Alibaba-Cloud121.42.64.0/18 | ||||||
| NS | dns27.hichina.com ⭐ | ||||||
| A | 2408:4009:501::35🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.39🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.59🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.199🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.219🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.39🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.59🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.99🇨🇳 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 | 139.224.142.109🇨🇳 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 | dns28.hichina.com | ||||||
| A | 2408:4009:501::36🇨🇳 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, | ||||||
| SOA | dns27.hichina.comhostmaster@hichina.com 2026-01-12 #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=1785743617 | ||||||
Same first word
51company.com |
Similar names
DNS History
10 records (3 active, 7 former)
○NSdns.bizcn.com2008-03-20 → 2017-10-04 · 4 obs
● 2008-03-20 03:08:22
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
○NSdns.cnmsn.net2008-03-20 → 2017-10-04 · 4 obs
● 2008-03-20 03:08:22
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
●NSdns27.hichina.com2026-04-23 → 2026-08-03 · 3 obs
○ 2017-10-04 09:26:46
● 2026-04-23 18:19:34
● 2026-08-03 08:08:40
● 2026-04-23 18:19:34
● 2026-08-03 08:08:40
●NSdns28.hichina.com2026-04-23 → 2026-08-03 · 3 obs
○ 2017-10-04 09:26:46
● 2026-04-23 18:19:34
● 2026-08-03 08:08:40
● 2026-04-23 18:19:34
● 2026-08-03 08:08:40
○MXmail.51company.com2008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 03:08:22
○ 2015-07-02 08:29:52
○ 2026-08-03 08:08:40
○ 2015-07-02 08:29:52
○ 2026-08-03 08:08:40
○MXmx.ym.163.com2015-11-11 → 2017-10-04 · 5 obs
○ 2015-07-02 08:29:52
● 2015-11-11 11:20:52
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
● 2015-11-11 11:20:52
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
○A112.124.1.1142015-07-02 → 2015-07-02 · 4 obs
○ 2008-03-20 03:08:22
● 2015-07-02 08:29:52
○ 2015-11-11 11:20:52
○ 2026-08-03 08:08:40
● 2015-07-02 08:29:52
○ 2015-11-11 11:20:52
○ 2026-08-03 08:08:40
●A121.42.118.1632026-04-23 → 2026-08-03 · 3 obs
○ 2017-10-04 09:26:46
● 2026-04-23 18:19:34
● 2026-08-03 08:08:40
● 2026-04-23 18:19:34
● 2026-08-03 08:08:40
○A139.196.29.1282015-11-11 → 2017-10-04 · 5 obs
○ 2015-07-02 08:29:52
● 2015-11-11 11:20:52
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
● 2015-11-11 11:20:52
● 2017-10-04 09:26:46
○ 2026-04-23 18:19:34
○ 2026-08-03 08:08:40
○A220.196.76.142008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 03:08:22
○ 2015-07-02 08:29:52
○ 2026-08-03 08:08:40
○ 2015-07-02 08:29:52
○ 2026-08-03 08:08:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net... | - |
| 51company.com | dns27.hichina.com, dns28.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.37
NS records: dns27.hichina.com, dns28.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51company.com (unsigned zone)
⏱️ Timing
Total: 575ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.42.118.163 |
| NS | 2 | dns27.hichina.com, dns28.hichina.com |
| SOA | 1 | dns27.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)
Analysis
IP Addresses
51company.com resolves to just one IP address, 121.42.118.163.
Name Servers
51company.com is delegated to two name servers: dns27.hichina.com and dns28.hichina.com.
51company.com shares its NS records with other domains, for example tengwei.com, cgteamwork.cn, mico-link.com and two others.
51company.com and other domains like hitme.net, sznixi.com and agepei.com share some name servers
DNS names with 9 IP addresses:
dns27.hichina.com resolves to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.
dns28.hichina.com resolves to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.