server1.youprogrammer.com - robtex.com
server1.youprogrammer.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:5cf3🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c8f9🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.92.243Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.200.249🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.92.243, 172.67.200.249 | ||||||
| IPv6 hints | 2606:4700:3030::6815:5cf3, 2606:4700:3037::ac43:c8f9 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=107, name=cloudflare-ech.com | ||||||
youprogrammer.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:5cf3🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c8f9🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.92.243Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.200.249🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | lisa.ns.cloudflare.com ⭐ | ||||||
| NS | oswald.ns.cloudflare.com | ||||||
| MX | _dc-mx.7c5edd66fdde.youprogrammer.com ⭐ | ||||||
| MX | ezmail.youprogrammer.com(1) | ||||||
| TXT | v=spf1 +mx +a +ip4:199.192.20.126 ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.92.243, 172.67.200.249 | ||||||
| IPv6 hints | 2606:4700:3030::6815:5cf3, 2606:4700:3037::ac43:c8f9 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=107, name=cloudflare-ech.com | ||||||
| SOA | lisa.ns.cloudflare.comdns@cloudflare.com serial=2408123277 | ||||||
PTR for
Same first word
Similar names
1server.ai |
1server.co.uk |
1server.de |
1server.fr |
1server.cn |
1server.com |
resrve1.com |
1server.info |
1server.work |
1server.ru |
1server.xyz |
1server.one |
1server.net |
1server.nz |
1server.com.ua |
1server.cz |
1server.co |
DNS History
4 records (4 active, 0 former)
●A104.21.92.2432026-07-19 → 2026-08-04 · 2 obs
● 2026-07-19 18:47:34
● 2026-08-04 02:57:52
● 2026-08-04 02:57:52
●A172.67.200.2492026-07-19 → 2026-08-04 · 2 obs
● 2026-07-19 18:47:34
● 2026-08-04 02:57:52
● 2026-08-04 02:57:52
●A2606:4700:3030::6815:5cf32026-07-19 → 2026-08-04 · 2 obs
● 2026-07-19 18:47:34
● 2026-08-04 02:57:52
● 2026-08-04 02:57:52
●A2606:4700:3037::ac43:c8f92026-07-19 → 2026-08-04 · 2 obs
● 2026-07-19 18:47:34
● 2026-08-04 02:57:52
● 2026-08-04 02:57:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| youprogrammer.com | lisa.ns.cloudflare.com, oswald.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.218
NS records: lisa.ns.cloudflare.com, oswald.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for youprogrammer.com (unsigned zone)
⏱️ Timing
Total: 126ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.200.249, 104.21.92.243 |
| AAAA | 2 | 2606:4700:3037::ac43:c8f9, 2606:4700:3030::6815:5cf3 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (lisa.ns.cloudflare.com, lisa.ns.cloudflare.com, lisa.ns.cloudflare.com...)
Analysis
IP Addresses
server1.youprogrammer.com resolves to four IP addresses: 104.21.92.243, 172.67.200.249, 2606:4700:3030::6815:5cf3 and 2606:4700:3037::ac43:c8f9.
swatreform.org, www.totobast.com, 4latam.com plus two other host names have IP numbers in common with server1.youprogrammer.com.