oscart-test-version.optimizely.workers.dev - robtex.com
oscart-test-version.optimizely.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:248🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:80e0🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.2.72Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.128.224🇺🇸 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 | 104.21.2.72, 172.67.128.224 | ||||||
| IPv6 hints | 2606:4700:3030::6815:248, 2606:4700:3035::ac43:80e0 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=124, name=cloudflare-ech.com | ||||||
optimizely.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | erin.ns.cloudflare.com ⭐ | ||||||
| NS | lee.ns.cloudflare.com | ||||||
| SOA | erin.ns.cloudflare.comdns@cloudflare.com serial=2401511862 | ||||||
DNS History
4 records (4 active, 0 former)
●A104.21.2.722026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 13:02:22
● 2026-04-12 22:51:02
● 2026-04-12 22:51:02
●A172.67.128.2242026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 13:02:22
● 2026-04-12 22:51:02
● 2026-04-12 22:51:02
●A2606:4700:3030::6815:2482026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 13:02:22
● 2026-04-12 22:51:02
● 2026-04-12 22:51:02
●A2606:4700:3035::ac43:80e02026-04-07 → 2026-04-12 · 2 obs
● 2026-04-07 13:02:22
● 2026-04-12 22:51:02
● 2026-04-12 22:51:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| workers.dev | sofia.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
| optimizely.workers.dev | erin.ns.cloudflare.com, lee.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.129
NS records: erin.ns.cloudflare.com, lee.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 328ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.2.72, 172.67.128.224 |
| AAAA | 2 | 2606:4700:3035::ac43:80e0, 2606:4700:3030::6815:248 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
oscart-test-version.optimizely.workers.dev refers to four IP numbers: 2606:4700:3030::6815:248, 2606:4700:3035::ac43:80e0, 104.21.2.72 and 172.67.128.224.
Other host names, for instance ns2.mit-medica.com, lhfeng.cn, www.legacybarnco.com, www.0738zx.com and mit-medica.com share IP numbers with oscart-test-version.optimizely.workers.dev.