821yo.com - robtex.com
821yo.com
| CNAME | s.821yo.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.235.137.50🇨🇳 TENCENT-NET-AP49.235.128.0/20 | ||||||
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=1774471447 | ||||||
Subdomains
s.821yo.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns13.hichina.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 20:50:58
● 2026-03-25 20:51:00
● 2026-03-25 20:51:00
●NSdns14.hichina.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 20:50:58
● 2026-03-25 20:51:00
● 2026-03-25 20:51:00
●CNAMEs.821yo.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 20:50:58
● 2026-03-25 20:51:00
● 2026-03-25 20:51:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 821yo.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 821yo.com (unsigned zone)
⏱️ Timing
Total: 3578ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns14.hichina.com, dns13.hichina.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| CNAME | 1 | s.821yo.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
Hierarchy
821yo.com is the parent of s.821yo.com.
IP Addresses
821yo.com resolves to one IP number: 49.235.137.50.
Other host names, for instance s.821yo.com, share IP numbers with 821yo.com.