koray-tech.com - robtex.com
koray-tech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.224.113.20🇨🇳 CHINANET-BACKBONE122.224.0.0/12 China Telecom Network | ||||||
| NS | a.ezdnscenter.com ⭐ | ||||||
| A | 218.98.111.140🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | b.ezdnscenter.com | ||||||
| A | 183.253.57.210🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.58🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| A | 203.205.147.218🇭🇰 TENCENT-NET-AP-CN203.205.147.0/24 Proxy-registered route object | ||||||
| A | 203.205.232.191🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| A | 203.205.232.191🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| TXT | v=spf1 include:spf.chengmail.cn ~all | ||||||
| SOA | a.ezdnscenter.comdnsadmin@ezdnscenter.com serial=1751342660 | ||||||
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=1771291435 | ||||||
Similar names
DNS History
8 records (5 active, 3 former)
●NSa.ezdnscenter.com2016-12-17 → 2026-03-10 · 2 obs
● 2026-03-10 00:12:10
●NSb.ezdnscenter.com2016-12-17 → 2026-03-10 · 3 obs
○ 2017-12-22 04:46:50
● 2026-03-10 00:12:10
○MXmx1.chengmail.cn2016-12-17 → 2017-12-22 · 3 obs
● 2017-12-22 04:46:50
○ 2026-03-10 00:12:10
○MXmx2.chengmail.cn2016-12-17 → 2017-12-22 · 3 obs
● 2017-12-22 04:46:50
○ 2026-03-10 00:12:10
●A122.224.113.202026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 00:12:10
○A43.230.142.1252017-12-22 → 2017-12-22 · 2 obs
○ 2026-03-10 00:12:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| koray-tech.com | a.ezdnscenter.com, b.ezdnscenter.com | 3 records |
✅ Authoritative Response
Server: 218.98.111.140
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koray-tech.com (unsigned zone)
⏱️ Timing
Total: 3629ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.224.113.20 |
| NS | 2 | a.ezdnscenter.com, b.ezdnscenter.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 2 | v=spf1 include:spf.mail.qq.com ~all, v=spf1 include:spf.chengmail.cn ~all |
| SOA | 1 | a.ezdnscenter.com dnsadmin.ezdnscenter.c |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (a.ezdnscenter.com, b.ezdnscenter.com, b.ezdnscenter.com)
Analysis
IP Addresses
koray-tech.com resolves to one IP number: 122.224.113.20.
other host names including surttz.com, 010sy17.com, yzxmdg.com, giga-star.com and pssh.net share IP numbers with koray-tech.com.
Name Servers
koray-tech.com is delegated to two name servers a.ezdnscenter.com and b.ezdnscenter.com.
koray-tech.com shares the same name server setup as other domains, for instance canfuji.com, hmianmo.com, qzgogo.com, origin-corp.com and snhtrade.com.
Two IP numbers for a host: b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.
One IP number for a host: a.ezdnscenter.com points to 218.98.111.140.
Mail Servers
Two mail servers handle koray-tech.com: mxbiz1.qq.com and mxbiz2.qq.com.
koray-tech.com shares the same mail server setup as other domains, for instance eplugger.cn, dujiajuhui.com, erccn.com, moshisoft.com and rustgm.com.
koray-tech.com shares at least partially some mail servers with other domains, including o03.cn, crf.net.cn and xuejiqiao.com.
Host names with two IP numbers: mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.
Host names with one IP number: mxbiz2.qq.com points to 203.205.232.191.
Host names that point to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.