qdevertech.com - robtex.com
qdevertech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.21.141.130🇨🇳 SHANGHAITELECOM103.21.140.0/23 Chinanet Shanghai | ||||||
| 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 | mx1.chengmail.cn ⭐ | ||||||
| A | 103.143.231.69🇭🇰 YISUCLOUDLTD-HK103.143.231.0/24 Hongkong Hongdou Technology Co., Limited FLAT/RM B07 23/F HOVER INDUSTRIAL BUILDING NO.26-38 KWAI CHEONG ROAO, NT | ||||||
| A | 113.10.158.179🇭🇰 HKBNESL-AS-AP113.10.158.0/24 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T. | ||||||
| MX | mx2.chengmail.cn(20) | ||||||
| A | 103.143.231.69🇭🇰 YISUCLOUDLTD-HK103.143.231.0/24 Hongkong Hongdou Technology Co., Limited FLAT/RM B07 23/F HOVER INDUSTRIAL BUILDING NO.26-38 KWAI CHEONG ROAO, NT | ||||||
| A | 113.10.158.179🇭🇰 HKBNESL-AS-AP113.10.158.0/24 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T. | ||||||
| TXT | v=spf1 include:spf.chengmail.cn ~all | ||||||
| SOA | a.ezdnscenter.comdnsadmin@ezdnscenter.com serial=1770031233 | ||||||
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=1774403912 | ||||||
Same first word
qdevertech.com |
DNS History
16 records (5 active, 11 former)
●NSa.ezdnscenter.com2026-03-20 → 2026-03-25 · 3 obs
● 2026-03-20 10:24:54
● 2026-03-25 02:25:18
●NSb.ezdnscenter.com2026-03-20 → 2026-03-25 · 3 obs
● 2026-03-20 10:24:54
● 2026-03-25 02:25:18
○NSns1.ezdnscenter.com2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
○NSns2.ezdnscenter.com2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
○NSns3.ezdnscenter.com2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
○NSns4.ezdnscenter.com2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
○NSns5.ezdnscenter.com2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
○NSns6.ezdnscenter.com2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
○MXmx01.ismail.cn2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
●MXmx1.chengmail.cn2026-03-20 → 2026-03-25 · 3 obs
● 2026-03-20 10:24:54
● 2026-03-25 02:25:18
●MXmx2.chengmail.cn2026-03-20 → 2026-03-25 · 3 obs
● 2026-03-20 10:24:54
● 2026-03-25 02:25:18
○MXmxw.ismail.cn2015-07-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
●A103.21.141.1302026-03-20 → 2026-03-25 · 3 obs
● 2026-03-20 10:24:54
● 2026-03-25 02:25:18
○A43.230.142.1252018-01-03 → 2018-01-03 · 4 obs
● 2018-01-03 16:12:06
○ 2026-03-20 10:24:54
○ 2026-03-25 02:25:18
○A59.188.255.1412017-01-05 → 2017-01-05 · 4 obs
● 2017-01-05 17:48:58
○ 2018-01-03 16:12:06
○ 2026-03-25 02:25:18
○A59.188.255.1782015-07-03 → 2016-04-27 · 4 obs
● 2016-04-27 02:34:02
○ 2017-01-05 17:48:58
○ 2026-03-25 02:25:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net... | - |
| qdevertech.com | a.ezdnscenter.com, b.ezdnscenter.com | 3 records |
✅ Authoritative Response
Server:183.253.57.210
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for qdevertech.com (unsigned zone)
⏱️ Timing
Total: 3693ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.21.141.130 |
| NS | 2 | a.ezdnscenter.com, b.ezdnscenter.com |
| MX | 2 | mx1.chengmail.cn (pri: 10), mx2.chengmail.cn (pri: 20) |
| TXT | 1 | 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
qdevertech.com resolves to one IP number: 103.21.141.130.
other host names including zjhanen.com, legendsandy.com.cn, watanabe-china.com, g-smt.com and aowei.com share IP numbers with qdevertech.com.
Name Servers
qdevertech.com is delegated to two name servers a.ezdnscenter.com and b.ezdnscenter.com.
qdevertech.com shares the same name server setup as other domains, for instance gsxau.com, bswcc.com, longsgoo.com, everlight-ym.com and tcjshb.cn.
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 qdevertech.com: mx1.chengmail.cn and mx2.chengmail.cn.
qdevertech.com shares the same mail server setup as other domains, for instance mysmeal.com, ktec.hk, tianyuecpa.com, chinacom.jp and gollco.com.
qdevertech.com shares some mail servers with other domains, at least partially, for instance sunyoungs.com, ccylx.com, szpool.net, nettocom.com and bianwanjia.com.
These mail servers are commonly used alongside mxbiz1.qq.com and mxbiz2.qq.com.
Host names with two IP numbers:
mx1.chengmail.cn points to 103.143.231.69 and 113.10.158.179
mx2.chengmail.cn points to 103.143.231.69 and 113.10.158.179
Host names pointing to 103.143.231.69: mx1.chengmail.cn and mx2.chengmail.cn
Host names pointing to 113.10.158.179: mx1.chengmail.cn and mx2.chengmail.cn