503zy.com - robtex.com
503zy.com
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=1775986782 | ||||||
Subdomains
mail.503zy.com |
Same first word
503zy.com |
DNS History
7 records (4 active, 3 former)
●NSce1.xincache.com2026-04-03 → 2026-04-12 · 3 obs
● 2026-04-03 09:42:54
● 2026-04-12 10:05:54
●NSce2.xincache.com2026-04-03 → 2026-04-12 · 3 obs
● 2026-04-03 09:42:54
● 2026-04-12 10:05:54
○NSns1.ce.net.cn2015-06-22 → 2018-12-21 · 4 obs
● 2018-12-21 09:33:12
○ 2026-04-03 09:42:54
○ 2026-04-12 10:05:54
●MXmail.503zy.com2015-06-22 → 2026-04-12 · 2 obs
● 2026-04-12 10:05:54
○A106.185.26.1592016-11-18 → 2018-12-21 · 5 obs
● 2016-11-18 18:42:44
● 2018-12-21 09:33:12
○ 2026-04-03 09:42:54
○ 2026-04-12 10:05:54
○A121.14.65.2132015-06-22 → 2016-04-09 · 4 obs
● 2016-04-09 22:59:54
○ 2016-11-18 18:42:44
○ 2026-04-12 10:05:54
●A123.59.154.1722026-04-03 → 2026-04-12 · 3 obs
● 2026-04-03 09:42:54
● 2026-04-12 10:05:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net... | - |
| 503zy.com | ce1.xincache.com, ce2.xincache.com | 9 records |
✅ Authoritative Response
Server:1.12.0.4
NS records: ce1.xincache.com, ce2.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 503zy.com (unsigned zone)
⏱️ Timing
Total: 198ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.59.154.172 |
| NS | 2 | ce2.xincache.com, ce1.xincache.com |
| MX | 1 | mail.503zy.com (pri: 10) |
| SOA | 1 | ce1.xincache.com enterprise1dnsadmin.dns |
📌 Glue Records Collected
Total: 9
Out-of-bailiwick: 9 (ce1.xincache.com, ce1.xincache.com, ce1.xincache.com...)
Analysis
Hierarchy
The parent of mail.503zy.com is 503zy.com.
IP Addresses
503zy.com points to a single IP: 123.59.154.172.
Other host names, for instance jilinyuantong.com, acetechxm.com, galaxytech.net, wingsoil.net and cnesr.cn share IP numbers with 503zy.com.
Name Servers
Two name servers ce1.xincache.com and ce2.xincache.com handle delegation for 503zy.com.
503zy.com uses the same name server setup as other domains, for example xaymsp.com, prajia.com.cn, xn--vhqr0ko9h6m7d.xn--fiqs8s, railfastener.cn and balers.com.cn.
503zy.com partially shares name servers with other domains; examples include dewertchina.com, jtcompressor.com, wxvalve.com.cn, emmet.cn and cfgjg.com.
These name servers are often used with the name servers ns11.xincache.com and f1g1ns1.dnspod.net.
Seven IP numbers: ce1.xincache.com points to 2402:4e00:1470:2::e, 1.12.0.4, 112.80.181.45, 117.89.178.173, 117.135.128.235, 125.94.59.210 and 129.211.176.209.
Six IP numbers: ce2.xincache.com points to 2402:4e00:111:fff::c, 1.12.0.1, 117.89.178.184, 117.135.128.235, 129.211.176.239 and 220.196.136.35.
Hosts pointing to 117.135.128.235: ce1.xincache.com and ce2.xincache.com.
Mail Servers
503zy.com is handled by a single mail server, mail.503zy.com.
mail.503zy.com points to a single IP: 210.51.169.13.