www.21stroofing.com - robtex.com
www.21stroofing.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:c67🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:840f🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.12.103Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.132.15🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.12.103, 172.67.132.15 | ||||||
| IPv6 hints | 2606:4700:3033::6815:c67, 2606:4700:3033::ac43:840f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=154, name=cloudflare-ech.com | ||||||
21stroofing.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:c67🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:840f🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.12.103Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.132.15🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dave.ns.cloudflare.com ⭐ | ||||||
| NS | gina.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.12.103, 172.67.132.15 | ||||||
| IPv6 hints | 2606:4700:3033::6815:c67, 2606:4700:3033::ac43:840f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=154, name=cloudflare-ech.com | ||||||
| SOA | dave.ns.cloudflare.comdns@cloudflare.com serial=2401514962 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.12.1032026-04-03 → 2026-04-15 · 2 obs
● 2026-04-03 18:21:50
● 2026-04-15 09:28:02
● 2026-04-15 09:28:02
●A172.67.132.152026-04-03 → 2026-04-15 · 2 obs
● 2026-04-03 18:21:50
● 2026-04-15 09:28:02
● 2026-04-15 09:28:02
●A2606:4700:3033::6815:c672026-04-03 → 2026-04-15 · 2 obs
● 2026-04-03 18:21:50
● 2026-04-15 09:28:02
● 2026-04-15 09:28:02
●A2606:4700:3033::ac43:840f2026-04-03 → 2026-04-15 · 2 obs
● 2026-04-03 18:21:50
● 2026-04-15 09:28:02
● 2026-04-15 09:28:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21stroofing.com | dave.ns.cloudflare.com, gina.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:172.64.32.117
NS records: dave.ns.cloudflare.com, gina.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21stroofing.com (unsigned zone)
⏱️ Timing
Total: 119ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.12.103, 172.67.132.15 |
| AAAA | 2 | 2606:4700:3033::ac43:840f, 2606:4700:3033::6815:c67 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (dave.ns.cloudflare.com, dave.ns.cloudflare.com, dave.ns.cloudflare.com...)
Analysis
IP Addresses
www.21stroofing.com resolves to four IPs: 2606:4700:3033::6815:c67, 2606:4700:3033::ac43:840f, 104.21.12.103 and 172.67.132.15.
Other host names, for instance properjobwebdesign.com, e639b96c8146.oleabuy.com, islasyplayas.com, eckel.co and stellamodels.com.hk share IP numbers with www.21stroofing.com.