zcz737.com - robtex.com
zcz737.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:8cfb ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:46f2 ✓ In HTTPS hints | ||||||
| A | 104.21.70.242 ✓ In HTTPS hints | ||||||
| A | 172.67.140.251 ✓ In HTTPS hints | ||||||
| NS | clint.ns.cloudflare.com ⭐ | ||||||
| NS | vivienne.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.70.242, 172.67.140.251 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:8cfb, 2606:4700:3035::6815:46f2 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com | ||||||
| SOA | clint.ns.cloudflare.comdns@cloudflare.com serial=2406238196 | ||||||
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=1783132246 | ||||||
DNS History
8 records (6 active, 2 former)
●NSclint.ns.cloudflare.com2026-05-07 → 2026-07-04 · 2 obs
● 2026-05-07 16:33:38
● 2026-07-04 03:00:14
● 2026-07-04 03:00:14
●NSvivienne.ns.cloudflare.com2026-05-07 → 2026-07-04 · 2 obs
● 2026-05-07 16:33:38
● 2026-07-04 03:00:14
● 2026-07-04 03:00:14
●A104.21.70.2422026-05-07 → 2026-07-04 · 2 obs
● 2026-05-07 16:33:38
● 2026-07-04 03:00:14
● 2026-07-04 03:00:14
●A172.67.140.2512026-05-07 → 2026-07-04 · 2 obs
● 2026-05-07 16:33:38
● 2026-07-04 03:00:14
● 2026-07-04 03:00:14
●A2606:4700:3032::ac43:8cfb2026-06-27 → 2026-07-04 · 3 obs
○ 2026-05-15 20:57:50
● 2026-06-27 05:23:26
● 2026-07-04 03:00:14
● 2026-06-27 05:23:26
● 2026-07-04 03:00:14
●A2606:4700:3035::6815:46f22026-06-27 → 2026-07-04 · 3 obs
○ 2026-05-15 20:57:50
● 2026-06-27 05:23:26
● 2026-07-04 03:00:14
● 2026-06-27 05:23:26
● 2026-07-04 03:00:14
○A2606:4700:3037::6815:46f22026-05-07 → 2026-05-15 · 4 obs
● 2026-05-07 16:33:38
● 2026-05-15 20:57:50
○ 2026-06-27 05:23:26
○ 2026-07-04 03:00:14
● 2026-05-15 20:57:50
○ 2026-06-27 05:23:26
○ 2026-07-04 03:00:14
○A2606:4700:3037::ac43:8cfb2026-05-07 → 2026-05-15 · 4 obs
● 2026-05-07 16:33:38
● 2026-05-15 20:57:50
○ 2026-06-27 05:23:26
○ 2026-07-04 03:00:14
● 2026-05-15 20:57:50
○ 2026-06-27 05:23:26
○ 2026-07-04 03:00:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| zcz737.com | clint.ns.cloudflare.com, vivienne.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.90
NS records: clint.ns.cloudflare.com, vivienne.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zcz737.com (unsigned zone)
⏱️ Timing
Total: 1855ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.140.251, 104.21.70.242 |
| AAAA | 2 | 2606:4700:3035::6815:46f2, 2606:4700:3032::ac43:8cfb |
| NS | 2 | clint.ns.cloudflare.com, vivienne.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | clint.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (clint.ns.cloudflare.com, clint.ns.cloudflare.com, clint.ns.cloudflare.com...)
Analysis
IP Addresses
zcz737.com points to four IP numbers: 104.21.70.242, 172.67.140.251, 2606:4700:3032::ac43:8cfb and 2606:4700:3035::6815:46f2.
Name Servers
zcz737.com is delegated to two name servers, clint.ns.cloudflare.com and vivienne.ns.cloudflare.com.