js21cn.com - robtex.com
js21cn.com
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=1771291435 | ||||||
Same first word
js21cn.com |
DNS History
4 records (2 active, 2 former)
●NSdns7.hichina.com2015-07-10 → 2026-03-22 · 2 obs
● 2026-03-22 22:28:52
●NSdns8.hichina.com2015-07-10 → 2026-03-22 · 2 obs
● 2026-03-22 22:28:52
○A117.121.9.2252016-04-16 → 2017-06-06 · 5 obs
● 2016-04-16 01:26:12
● 2017-06-06 12:07:14
○ 2026-02-28 03:26:52
○ 2026-03-22 22:28:52
○A211.157.12.2002015-07-10 → 2016-01-26 · 4 obs
● 2016-01-26 02:07:44
○ 2016-04-16 01:26:12
○ 2026-03-22 22:28:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| js21cn.com | dns7.hichina.com, dns8.hichina.com | 18 records |
✅ Authoritative Response
Server: 120.76.107.43
NS records: dns7.hichina.com, dns8.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for js21cn.com (unsigned zone)
⏱️ Timing
Total: 594ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns7.hichina.com, dns8.hichina.com |
| SOA | 1 | dns7.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)
Analysis
Name Servers
Two name servers dns7.hichina.com and dns8.hichina.com handle the delegation for js21cn.com.
js21cn.com shares the same name server setup as other domains, for example sd-shenglong.cn, dzmyy.com.cn, hbdfsx.com, meixinguanjia.com and tengdu.com.
js21cn.com at least partially shares name servers with other domains, for example metone.cn, aihike.com and igifmaker.com.
Host names with nine IP numbers: dns7.hichina.com points to: 2408:4009:501::15, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123; dns8.hichina.com points to: 2408:4009:501::16, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.