www.ac3721.com - robtex.com
www.ac3721.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:a28d🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:a39🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.10.57Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.162.141🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.10.57, 172.67.162.141 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:a28d, 2606:4700:3037::6815:a39 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=198, name=cloudflare-ech.com | ||||||
ac3721.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:a28d🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:a39🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.10.57Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.162.141🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jocelyn.ns.cloudflare.com ⭐ | ||||||
| NS | venkat.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.10.57, 172.67.162.141 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:a28d, 2606:4700:3037::6815:a39 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=198, name=cloudflare-ech.com | ||||||
| SOA | jocelyn.ns.cloudflare.comdns@cloudflare.com serial=2398583135 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.10.572026-03-28 → 2026-04-20 · 2 obs
● 2026-03-28 01:47:46
● 2026-04-20 01:41:54
● 2026-04-20 01:41:54
●A172.67.162.1412026-03-28 → 2026-04-20 · 2 obs
● 2026-03-28 01:47:46
● 2026-04-20 01:41:54
● 2026-04-20 01:41:54
●A2606:4700:3034::ac43:a28d2026-03-28 → 2026-04-20 · 2 obs
● 2026-03-28 01:47:46
● 2026-04-20 01:41:54
● 2026-04-20 01:41:54
●A2606:4700:3037::6815:a392026-03-28 → 2026-04-20 · 2 obs
● 2026-03-28 01:47:46
● 2026-04-20 01:41:54
● 2026-04-20 01:41:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| ac3721.com | jocelyn.ns.cloudflare.com, venkat.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.174
NS records: jocelyn.ns.cloudflare.com, venkat.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ac3721.com (unsigned zone)
⏱️ Timing
Total: 212ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.10.57, 172.67.162.141 |
| AAAA | 2 | 2606:4700:3034::ac43:a28d, 2606:4700:3037::6815:a39 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (jocelyn.ns.cloudflare.com, jocelyn.ns.cloudflare.com, jocelyn.ns.cloudflare.com...)
Analysis
IP Addresses
www.ac3721.com points to four IP numbers: 2606:4700:3034::ac43:a28d, 2606:4700:3037::6815:a39, 104.21.10.57 and 172.67.162.141.
Other host names, for instance 53970da1.bypass.rd.to, bh407.bypass.rd.to, bigip-dmz.bypass.rd.to, abcnews.bypass.rd.to and www.quote.bypass.rd.to share IP numbers with www.ac3721.com.