www.developmasters.com - robtex.com
www.developmasters.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:1a99🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::ac43:888a🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.26.153Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.136.138🇺🇸 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 | 104.21.26.153, 172.67.136.138 | ||||||
| IPv6 | 2606:4700:3032::6815:1a99, 2606:4700:3032::ac43:888a | ||||||
developmasters.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:1a99🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::ac43:888a🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.26.153Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.136.138🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | arvind.ns.cloudflare.com ⭐ | ||||||
| NS | evelyn.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.26.153, 172.67.136.138 | ||||||
| IPv6 | 2606:4700:3032::6815:1a99, 2606:4700:3032::ac43:888a | ||||||
| SOA | arvind.ns.cloudflare.comdns@cloudflare.com serial=2400224661 | ||||||
⚠️ On DNS blocklist: pro, pro.plus, tif, ultimate
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.26.1532026-02-22 → 2026-03-29 · 2 obs
● 2026-02-22 14:34:20
● 2026-03-29 13:17:16
● 2026-03-29 13:17:16
●A172.67.136.1382026-02-22 → 2026-03-29 · 2 obs
● 2026-02-22 14:34:20
● 2026-03-29 13:17:16
● 2026-03-29 13:17:16
●A2606:4700:3032::6815:1a992026-02-22 → 2026-03-29 · 2 obs
● 2026-02-22 14:34:20
● 2026-03-29 13:17:16
● 2026-03-29 13:17:16
●A2606:4700:3032::ac43:888a2026-02-22 → 2026-03-29 · 2 obs
● 2026-02-22 14:34:20
● 2026-03-29 13:17:16
● 2026-03-29 13:17:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net... | - |
| developmasters.com | evelyn.ns.cloudflare.com, arvind.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.213
NS records: evelyn.ns.cloudflare.com, arvind.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for developmasters.com (unsigned zone)
⏱️ Timing
Total: 338ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.136.138, 104.21.26.153 |
| AAAA | 2 | 2606:4700:3032::ac43:888a, 2606:4700:3032::6815:1a99 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (evelyn.ns.cloudflare.com, evelyn.ns.cloudflare.com, evelyn.ns.cloudflare.com...)
Analysis
IP Addresses
www.developmasters.com points to four IP numbers: 2606:4700:3032::6815:1a99, 2606:4700:3032::ac43:888a, 104.21.26.153 and 172.67.136.138.
Other host names including genyor.xyz, preavtardi.pro, orabrasserie.com, u86611.com and mail.openchapters.org share IP numbers with www.developmasters.com.