check.itest.ren - robtex.com
check.itest.ren
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:5607🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3030::ac43:d5b8🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.86.7Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.213.184🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.86.7, 172.67.213.184 | ||||||
| IPv6 | 2606:4700:3030::6815:5607, 2606:4700:3030::ac43:d5b8 | ||||||
itest.ren
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:5607🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3030::ac43:d5b8🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.86.7Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.213.184🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jerome.ns.cloudflare.com ⭐ | ||||||
| NS | roxy.ns.cloudflare.com | ||||||
| MX | mx.ym.163.com ⭐ | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.86.7, 172.67.213.184 | ||||||
| IPv6 | 2606:4700:3030::6815:5607, 2606:4700:3030::ac43:d5b8 | ||||||
| SOA | jerome.ns.cloudflare.comdns@cloudflare.com serial=2398442777 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.86.72026-03-14 → 2026-03-14 · 2 obs
● 2026-03-14 18:43:36
● 2026-03-14 18:43:38
● 2026-03-14 18:43:38
●A172.67.213.1842026-03-14 → 2026-03-14 · 2 obs
● 2026-03-14 18:43:36
● 2026-03-14 18:43:38
● 2026-03-14 18:43:38
●A2606:4700:3030::6815:56072026-03-14 → 2026-03-14 · 2 obs
● 2026-03-14 18:43:36
● 2026-03-14 18:43:38
● 2026-03-14 18:43:38
●A2606:4700:3030::ac43:d5b82026-03-14 → 2026-03-14 · 2 obs
● 2026-03-14 18:43:36
● 2026-03-14 18:43:38
● 2026-03-14 18:43:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ren | a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com... | 8 records |
| itest.ren | roxy.ns.cloudflare.com, jerome.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 173.245.59.181
NS records: roxy.ns.cloudflare.com, jerome.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itest.ren (unsigned zone)
⏱️ Timing
Total: 436ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.213.184, 104.21.86.7 |
| AAAA | 2 | 2606:4700:3030::ac43:d5b8, 2606:4700:3030::6815:5607 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com...)
Analysis
IP Addresses
check.itest.ren maps to four IP numbers: 2606:4700:3030::6815:5607, 2606:4700:3030::ac43:d5b8, 104.21.86.7 and 172.67.213.184.
Other host names such as boyutpen.com, karpenko.name, quaglino.com, bolanos.co and hotel-sube.com share IPs with check.itest.ren.