www.52821.com - robtex.com
www.52821.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.40.99🇺🇸 SHARKTECH-1208.98.40.0/24 | ||||||
| NS | www.www.52821.com ⭐ | ||||||
| A | 208.98.43.37🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| PTR | rylandhomesmktg.com | ||||||
| SOA | www.www.52821.comwww@52821.com 2008-08-03 #0 | ||||||
52821.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.43.141🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| NS | www.52821.com ⭐ | ||||||
| NS | ns1.4.cn ⚠️ Not in zone NS records | ||||||
| NS | ns2.4.cn ⚠️ Not in zone NS records | ||||||
| SOA | www.52821.com52821@com 2008-08-03 #0 | ||||||
NS for
Same first word
Similar names
DNS History
6 records (2 active, 4 former)
●NSwww.www.52821.com2026-06-22 → 2026-07-05 · 2 obs
● 2026-06-22 23:42:44
● 2026-07-05 07:02:00
● 2026-07-05 07:02:00
○A208.98.40.2282026-07-04 → 2026-07-04 · 4 obs
○ 2026-07-04 00:07:16
● 2026-07-04 21:45:32
○ 2026-07-05 05:46:56
○ 2026-07-05 07:02:00
● 2026-07-04 21:45:32
○ 2026-07-05 05:46:56
○ 2026-07-05 07:02:00
○A208.98.40.322026-07-05 → 2026-07-05 · 3 obs
○ 2026-07-04 21:45:32
● 2026-07-05 05:46:56
○ 2026-07-05 07:02:00
● 2026-07-05 05:46:56
○ 2026-07-05 07:02:00
○A208.98.40.402026-07-04 → 2026-07-04 · 4 obs
○ 2026-06-22 23:42:44
● 2026-07-04 00:07:16
○ 2026-07-04 21:45:32
○ 2026-07-05 07:02:00
● 2026-07-04 00:07:16
○ 2026-07-04 21:45:32
○ 2026-07-05 07:02:00
○A208.98.40.742026-06-22 → 2026-06-22 · 3 obs
● 2026-06-22 23:42:44
○ 2026-07-04 00:07:16
○ 2026-07-05 07:02:00
○ 2026-07-04 00:07:16
○ 2026-07-05 07:02:00
●A208.98.40.992026-07-05 → 2026-07-05 · 2 obs
○ 2026-07-05 05:46:56
● 2026-07-05 07:02:00
● 2026-07-05 07:02:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 52821.com | ns1.4.cn, ns2.4.cn | - |
✅ Authoritative Response
Server:107.167.27.66
NS records: ns1.4.cn, ns2.4.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 52821.com (unsigned zone)
⏱️ Timing
Total: 982ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.98.40.39 |
| SOA | 1 | www.www.52821.com www.52821.com |
Analysis
Name Server Role
www.52821.com serves as a name server for 52821.com.
ns1.4.cn and ns2.4.cn frequently appear as name servers alongside www.52821.com.
IP Addresses
www.52821.com has exactly one IP address — 208.98.40.99.
i-sedu.cn, mail.jiamei-textile.com, www.www.shgbqg.com plus two other host names have IP numbers in common with www.52821.com.
Name Servers
DNS delegation for www.52821.com leads to one name server, www.www.52821.com.
www.www.52821.com resolves to a single IP number: 208.98.43.37.