tzedu.com - robtex.com
tzedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 8.218.137.223🇭🇰 Alibaba-Cloud8.218.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | ns5.eachnic.com ⚠️ Not in zone NS records | ||||||
| A | 8.218.137.223🇭🇰 Alibaba-Cloud8.218.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | ns6.eachnic.com ⚠️ Not in zone NS records | ||||||
| A | 8.218.137.223🇭🇰 Alibaba-Cloud8.218.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784292482 | ||||||
Same first word
Similar names
DNS History
10 records (3 active, 7 former)
○NSdns1.iidns.com2015-04-24 → 2016-08-08 · 5 obs
● 2015-04-24 23:23:46
● 2016-08-08 19:31:00
○ 2026-07-01 10:48:24
○ 2026-07-17 13:01:22
○NSdns2.iidns.com2015-04-24 → 2016-08-08 · 5 obs
● 2015-04-24 23:23:46
● 2016-08-08 19:31:00
○ 2026-07-01 10:48:24
○ 2026-07-17 13:01:22
○NSdns3.iidns.com2015-04-24 → 2016-08-08 · 5 obs
● 2015-04-24 23:23:46
● 2016-08-08 19:31:00
○ 2026-07-01 10:48:24
○ 2026-07-17 13:01:22
○NSdns4.iidns.com2015-04-24 → 2016-08-08 · 5 obs
● 2015-04-24 23:23:46
● 2016-08-08 19:31:00
○ 2026-07-01 10:48:24
○ 2026-07-17 13:01:22
○NSdns5.iidns.com2015-04-24 → 2016-08-08 · 5 obs
● 2015-04-24 23:23:46
● 2016-08-08 19:31:00
○ 2026-07-01 10:48:24
○ 2026-07-17 13:01:22
○NSdns6.iidns.com2015-04-24 → 2016-08-08 · 5 obs
● 2015-04-24 23:23:46
● 2016-08-08 19:31:00
○ 2026-07-01 10:48:24
○ 2026-07-17 13:01:22
●NSns5.eachnic.com2007-11-13 → 2026-07-17 · 5 obs
○ 2015-04-24 23:23:46
○ 2016-08-08 19:31:00
● 2026-07-01 10:48:24
● 2026-07-17 13:01:22
●NSns6.eachnic.com2007-11-13 → 2026-07-17 · 5 obs
○ 2015-04-24 23:23:46
○ 2016-08-08 19:31:00
● 2026-07-01 10:48:24
● 2026-07-17 13:01:22
○A218.244.143.1212007-11-13 → 2007-11-13 · 3 obs
○ 2015-04-24 23:23:46
○ 2026-07-17 13:01:22
●A8.218.137.2232026-07-01 → 2026-07-17 · 3 obs
● 2026-07-01 10:48:24
● 2026-07-17 13:01:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tzedu.com | ns5.eachnic.com, ns6.eachnic.com | 2 records |
✅ Authoritative Response
Server:8.218.137.223
NS records: ns5.eachnic.com, ns6.eachnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tzedu.com (unsigned zone)
⏱️ Timing
Total: 627ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 8.218.137.223 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns5.eachnic.com, ns6.eachnic.com)
Analysis
IP Addresses
tzedu.com points to a single IP number: 8.218.137.223.
Additional host names — deqian.cn, ruziniu.cn, zhenzuan.cn and two others — share IP numbers with tzedu.com.
Name Servers
tzedu.com is served by two delegated name servers, ns5.eachnic.com and ns6.eachnic.com.
tzedu.com shares its name server setup with other domains, including cfie.cn, jingtao.com.cn, xiquan.cn and two others.
ns5.eachnic.com and ns6.eachnic.com share one IP address between them — 8.218.137.223.
These two host names — ns5.eachnic.com and ns6.eachnic.com — each point to 8.218.137.223 IP addresses.