51ef.com.cn - robtex.com
51ef.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.75.218.215🇨🇳 CHINANET-BACKBONE202.75.216.0/22 CMI (Customer Route) | ||||||
| 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.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030751789 | ||||||
Same first word
51ef.com.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSdns13.hichina.com2026-07-20 → 2026-08-14 · 2 obs
● 2026-08-14 02:06:38
●NSdns14.hichina.com2026-07-20 → 2026-08-14 · 2 obs
● 2026-08-14 02:06:38
●A202.75.218.2152026-07-20 → 2026-08-14 · 2 obs
● 2026-08-14 02:06:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 51ef.com.cn | dns13.hichina.com, dns14.hichina.com | - |
✅ Authoritative Response
Server:39.96.153.41
NS records: dns13.hichina.com, dns14.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51ef.com.cn (unsigned zone)
⏱️ Timing
Total: 1765ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.75.218.215 |
| NS | 2 | dns13.hichina.com, dns14.hichina.com |
| SOA | 1 | dns13.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
51ef.com.cn resolves to one IP address: 202.75.218.215.
www.51nz.com.cn is an example of another host name that shares IP numbers with 51ef.com.cn.
Name Servers
51ef.com.cn has two authoritative name servers — dns13.hichina.com and dns14.hichina.com.
51ef.com.cn uses the same name servers as several other domains — among them huwon.cn, loogala.com, shvp.cn and two more.
There is at least partial name server overlap between 51ef.com.cn and other domains — innovative-products.net, ifugu.com, xiaoyou365.com and two more among them.
These name servers tend to appear in combination with the name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.
Hostnames that resolve to 9 IP addresses:
dns13.hichina.com points to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.
dns14.hichina.com points to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.