51tup.com - robtex.com
51tup.com
| CNAME | expired.hichina.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 8.218.208.240🇭🇰 Alibaba-Cloud8.218.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 47.76.127.217🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| A | 47.91.170.222🇭🇰 Alibaba-Cloud47.91.128.0/18 Alibaba Cloud | ||||||
| NS | ns1.alidns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2408:4009:501::1🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.45🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.55🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.205🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.215🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.45🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.55🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.115🇨🇳 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 | 139.224.142.125🇨🇳 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 | ns2.alidns.com ⚠️ Not in parent delegation | ||||||
| A | 2408:4009:501::2🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.46🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.56🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.206🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.216🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.46🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.56🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.116🇨🇳 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 | 139.224.142.126🇨🇳 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 | ns1.alidns.comhostmaster@hichina.com 2026-06-04 #13 | ||||||
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=1786421629 | ||||||
Same first word
51tup.com |
Similar names
DNS History
13 records (5 active, 8 former)
○NSa.ezdnscenter.com2016-07-18 → 2017-03-21 · 4 obs
● 2017-03-21 20:58:34
○ 2026-07-21 14:59:44
○ 2026-08-11 04:28:18
○NSb.ezdnscenter.com2016-07-18 → 2016-07-18 · 3 obs
○ 2017-03-21 20:58:34
○ 2026-08-11 04:28:18
●NSdns31.hichina.com2026-07-21 → 2026-08-11 · 3 obs
● 2026-07-21 14:59:44
● 2026-08-11 04:28:18
●NSdns32.hichina.com2026-07-21 → 2026-08-11 · 3 obs
● 2026-07-21 14:59:44
● 2026-08-11 04:28:18
●NSexpirens3.hichina.com2026-07-21 → 2026-08-11 · 3 obs
● 2026-07-21 14:59:44
● 2026-08-11 04:28:18
●NSexpirens4.hichina.com2026-07-21 → 2026-08-11 · 3 obs
● 2026-07-21 14:59:44
● 2026-08-11 04:28:18
○MXmx1.chengmail.cn2016-07-18 → 2016-07-18 · 3 obs
○ 2017-03-21 20:58:34
○ 2026-08-11 04:28:18
○MXmx2.chengmail.cn2016-07-18 → 2016-07-18 · 3 obs
○ 2017-03-21 20:58:34
○ 2026-08-11 04:28:18
○MXmxbiz1.qq.com2017-03-21 → 2017-03-21 · 4 obs
● 2017-03-21 20:58:34
○ 2026-07-21 14:59:44
○ 2026-08-11 04:28:18
○MXmxbiz2.qq.com2017-03-21 → 2017-03-21 · 4 obs
● 2017-03-21 20:58:34
○ 2026-07-21 14:59:44
○ 2026-08-11 04:28:18
○A118.193.149.1252016-07-18 → 2016-07-18 · 3 obs
○ 2017-03-21 20:58:34
○ 2026-08-11 04:28:18
○A219.133.31.732017-03-21 → 2017-03-21 · 4 obs
● 2017-03-21 20:58:34
○ 2026-07-21 14:59:44
○ 2026-08-11 04:28:18
●CNAMEexpired.hichina.com2026-07-21 → 2026-08-11 · 2 obs
● 2026-08-11 04:28:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net... | - |
| 51tup.com | expirens3.hichina.com, expirens4.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.33
NS records: expirens3.hichina.com, expirens4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51tup.com (unsigned zone)
⏱️ Timing
Total: 618ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns31.hichina.com, dns32.hichina.com |
| CNAME | 1 | expired.hichina.com |
| SOA | 1 | dns31.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (expirens3.hichina.com, expirens3.hichina.com, expirens3.hichina.com...)
Analysis
IP Addresses
51tup.com resolves to three IP addresses: 8.218.208.240, 47.76.127.217 and 47.91.170.222.
Host names such as canxiusi.com and expired.hichina.com share IP numbers with 51tup.com.
Name Servers
51tup.com has two authoritative name servers — ns1.alidns.com and ns2.alidns.com.
The name server configuration of 51tup.com is shared with other domains, for instance bigfish.me, play.gxspm.com, 6291df6e610271.beer and two others.
51tup.com shares at least some of its name servers with other domains, including gdfgl.com, 45679.com, fz.cc and two others.
These name servers are frequently seen alongside dns27.hichina.com, dns28.hichina.com, dns10.hichina.com and 7 other name servers.
Hosts with 9 IP addresses each:
ns1.alidns.com points to 39.96.153.45, 39.96.153.55, 47.118.199.205 and 6 other IP addresses.
ns2.alidns.com points to 39.96.153.46, 39.96.153.56, 47.118.199.206 and 6 other IP addresses.