21821803.com - robtex.com
21821803.com
| CNAME | 2ec4ab26.dg-cdn.com | ||||||
| CNAME | common-client.dg-cdn.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.96.233.120🇭🇰 Google34.96.224.0/20 | ||||||
| PTR | 120.233.96.34.bc.googleusercontent.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=1777399516 | ||||||
Same first word
21821803.com |
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.dg-dns.com2026-04-28 → 2026-04-28 · 2 obs
○ 2020-03-29 06:30:40
● 2026-04-28 18:10:24
● 2026-04-28 18:10:24
○NSns1.xunya-dns.com2020-03-29 → 2020-03-29 · 2 obs
● 2020-03-29 06:30:40
○ 2026-04-28 18:10:24
○ 2026-04-28 18:10:24
●NSns2.dg-dns.com2026-04-28 → 2026-04-28 · 2 obs
○ 2020-03-29 06:30:40
● 2026-04-28 18:10:24
● 2026-04-28 18:10:24
○NSns2.xunya-dns.com2020-03-29 → 2020-03-29 · 2 obs
● 2020-03-29 06:30:40
○ 2026-04-28 18:10:24
○ 2026-04-28 18:10:24
●NSns3.dg-dns.com2026-04-28 → 2026-04-28 · 2 obs
○ 2020-03-29 06:30:40
● 2026-04-28 18:10:24
● 2026-04-28 18:10:24
○NSns3.xunya-dns.com2020-03-29 → 2020-03-29 · 2 obs
● 2020-03-29 06:30:40
○ 2026-04-28 18:10:24
○ 2026-04-28 18:10:24
●NSns4.dg-dns.com2026-04-28 → 2026-04-28 · 2 obs
○ 2020-03-29 06:30:40
● 2026-04-28 18:10:24
● 2026-04-28 18:10:24
○NSns4.xunya-dns.com2020-03-29 → 2020-03-29 · 2 obs
● 2020-03-29 06:30:40
○ 2026-04-28 18:10:24
○ 2026-04-28 18:10:24
○A47.52.197.1112020-03-29 → 2020-03-29 · 2 obs
● 2020-03-29 06:30:40
○ 2026-04-28 18:10:24
○ 2026-04-28 18:10:24
●CNAME2ec4ab26.dg-cdn.com2026-04-28 → 2026-04-28 · 1 obs
● 2026-04-28 18:10:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 21821803.com | ns2.dg-dns.com, ns1.dg-dns.com, ns3.dg-dns.com, ns4.dg-dns.com | 4 records |
✅ Authoritative Response
Server:121.46.237.28
NS records: ns2.dg-dns.com, ns1.dg-dns.com, ns3.dg-dns.com, ns4.dg-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21821803.com (unsigned zone)
⏱️ Timing
Total: 676ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns4.dg-dns.com, ns3.dg-dns.com... |
| CNAME | 1 | 2ec4ab26.dg-cdn.com |
| SOA | 1 | ns3.dg-dns.com cdn_admin.dg-dns.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.dg-dns.com, ns1.dg-dns.com, ns3.dg-dns.com...)
Analysis
IP Addresses
21821803.com resolves to a single IP: 34.96.233.120.
Other host names, for instance www-217217.com, common-client.dg-cdn.com, common-admin.dg-cdn.com, common.dg-cdn.com and 120.233.96.34.bc.googleusercontent.com share IP numbers with 21821803.com.