51exp.com - robtex.com
51exp.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.95.34.2🇨🇳 Alibaba-Cloud47.94.0.0/15 CT BeiJing IDC | ||||||
| NS | dns13.hichina.com ⭐ | ||||||
| A | 2408:4009:501::21🇨🇳 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 | dns14.hichina.com | ||||||
| A | 2408:4009:501::22🇨🇳 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, | ||||||
| SOA | dns13.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=1776240757 | ||||||
Same first word
51exp.com |
DNS History
7 records (3 active, 4 former)
○NSdns11.hichina.com2015-07-13 → 2016-11-23 · 4 obs
● 2016-11-23 04:52:42
○ 2026-03-16 10:04:08
○ 2026-04-15 08:21:14
○NSdns12.hichina.com2015-07-13 → 2016-11-23 · 4 obs
● 2016-11-23 04:52:42
○ 2026-03-16 10:04:08
○ 2026-04-15 08:21:14
●NSdns13.hichina.com2026-03-16 → 2026-04-15 · 3 obs
● 2026-03-16 10:04:08
● 2026-04-15 08:21:14
●NSdns14.hichina.com2026-03-16 → 2026-04-15 · 3 obs
● 2026-03-16 10:04:08
● 2026-04-15 08:21:14
○MXmail.51exp.com2015-07-13 → 2016-11-23 · 4 obs
● 2016-11-23 04:52:42
○ 2026-03-16 10:04:08
○ 2026-04-15 08:21:14
●A47.95.34.22026-03-16 → 2026-04-15 · 3 obs
● 2026-03-16 10:04:08
● 2026-04-15 08:21:14
○A61.142.254.1972015-07-13 → 2016-11-23 · 4 obs
● 2016-11-23 04:52:42
○ 2026-03-16 10:04:08
○ 2026-04-15 08:21:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 51exp.com | dns13.hichina.com, dns14.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns13.hichina.com, dns14.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51exp.com (unsigned zone)
⏱️ Timing
Total: 3623ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.95.34.2 |
| NS | 2 | dns13.hichina.com, dns14.hichina.com |
| SOA | 1 | dns13.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns13.hichina.com, dns13.hichina.com, dns13.hichina.com...)
Analysis
IP Addresses
51exp.com resolves to one IP number: 47.95.34.2.
Other host names, for instance jqlaser.cn, ifabricduct.com, waimaoying.com and gsmada.com share IP numbers with 51exp.com.
Name Servers
51exp.com is delegated to two name servers dns13.hichina.com and dns14.hichina.com.
51exp.com shares the same name server setup as other domains, for instance matsuikiki.com, gamko.com.cn, tcgsjx.com, ai-express.com and qipa.net.cn.
51exp.com at least partially shares name servers with other domains, for instance 10059.net, csjgov.com, jmtbg.com, cooltendance.shop and fwtd.cn.
these name servers are often used together with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Host names with nine IP numbers:
dns13.hichina.com points to: 2408:4009:501::21, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.
dns14.hichina.com points to: 2408:4009:501::22, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.