4521tka.top - robtex.com
4521tka.top
| DNSSEC | ⚠️ Not signed | ||||||
top
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.zdnscloud.com ⭐ | ||||||
| NS | a.zdnscloud.cn | ||||||
| NS | b.zdnscloud.cn | ||||||
| NS | c.zdnscloud.com | ||||||
| NS | d.zdnscloud.com | ||||||
| NS | e.zdnscloud.cn | ||||||
| NS | f.zdnscloud.cn | ||||||
| NS | i.zdnscloud.cn | ||||||
| NS | j.zdnscloud.com | ||||||
| TXT | 2026-05-11_10:35:01 | ||||||
| SOA | a.zdnscloud.comtd_dns_gtld@knet.cn serial=1395778145 | ||||||
Same first word
4521tka.top |
DNS History
7 records (0 active, 7 former)
○NSmary.ns.cloudflare.com2026-05-05 → 2026-05-05 · 2 obs
● 2026-05-05 11:23:50
○ 2026-05-11 02:51:24
○ 2026-05-11 02:51:24
○NSolof.ns.cloudflare.com2026-05-05 → 2026-05-05 · 2 obs
● 2026-05-05 11:23:50
○ 2026-05-11 02:51:24
○ 2026-05-11 02:51:24
○MXinbound.postmarkapp.com2026-05-05 → 2026-05-05 · 2 obs
● 2026-05-05 11:23:50
○ 2026-05-11 02:51:24
○ 2026-05-11 02:51:24
○A104.21.22.2472026-05-05 → 2026-05-05 · 2 obs
● 2026-05-05 11:23:50
○ 2026-05-11 02:51:24
○ 2026-05-11 02:51:24
○A172.67.207.2272026-05-05 → 2026-05-05 · 2 obs
● 2026-05-05 11:23:50
○ 2026-05-11 02:51:24
○ 2026-05-11 02:51:24
○A2606:4700:3033::6815:16f72026-05-05 → 2026-05-05 · 2 obs
● 2026-05-05 11:23:50
○ 2026-05-11 02:51:24
○ 2026-05-11 02:51:24
○A2606:4700:3036::ac43:cfe32026-05-05 → 2026-05-05 · 2 obs
● 2026-05-05 11:23:50
○ 2026-05-11 02:51:24
○ 2026-05-11 02:51:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| top | a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com... | - |
✅ Authoritative Response
Server:203.99.27.1
NS records: a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com, e.zdnscloud.cn, f.zdnscloud.cn, i.zdnscloud.cn, j.zdnscloud.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 482ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|