xycs.cn - robtex.com
xycs.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 23.224.201.195🇺🇸 CNSERVERSLLC23.224.201.0/24 | ||||||
| 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=1751342707 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034589425 | ||||||
Subdomains
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
●NSa.ezdnscenter.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 04:59:04
● 2026-03-26 11:20:24
●NSb.ezdnscenter.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 04:59:04
● 2026-03-26 11:20:24
○NSns10.cdncenter.com2015-07-04 → 2016-12-12 · 4 obs
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
○NSns11.cdncenter.com2015-07-04 → 2016-12-12 · 4 obs
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
○NSns12.cdncenter.com2015-07-04 → 2016-12-12 · 4 obs
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
○NSns7.cdncenter.com2015-07-04 → 2016-12-12 · 4 obs
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
○NSns8.cdncenter.com2015-07-04 → 2016-12-12 · 4 obs
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
○NSns9.cdncenter.com2015-07-04 → 2016-12-12 · 4 obs
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
○MXmail.xycs.cn2015-07-04 → 2016-12-12 · 4 obs
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
●MXmx1.chengmail.cn2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 04:59:04
● 2026-03-26 11:20:24
●MXmx2.chengmail.cn2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 04:59:04
● 2026-03-26 11:20:24
○A124.16.31.1672015-07-04 → 2016-04-11 · 4 obs
● 2016-04-11 23:56:06
○ 2016-11-05 21:29:16
○ 2026-03-26 11:20:24
●A23.224.201.1952026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 04:59:04
● 2026-03-26 11:20:24
○A23.234.26.1712016-11-05 → 2016-12-12 · 5 obs
● 2016-11-05 21:29:16
● 2016-12-12 03:40:00
○ 2026-03-26 04:59:04
○ 2026-03-26 11:20:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| xycs.cn | a.ezdnscenter.com, b.ezdnscenter.com | - |
✅ Authoritative Response
Server:211.99.99.58
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for xycs.cn (unsigned zone)
⏱️ Timing
Total: 1935ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.224.201.195 |
| 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 |
Analysis
Hierarchy
xycs.cn is parent of www.xycs.cn and mail.xycs.cn.
IP Addresses
xycs.cn resolves to a single IP address: 23.224.201.195.
Other host names including pancho.cn, ztgk.net, mandarincollective.com, acecareer.net and xn--netu88f1sn.com share IP numbers with xycs.cn.
Name Servers
xycs.cn's delegation uses two name servers, a.ezdnscenter.com and b.ezdnscenter.com.
xycs.cn shares the same name server setup as other domains, for example ntrunyang.com, jx8588.com, zhi9.cn, shfateng.com and recrist.com.
Hosts with two IPs:
b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.
Hosts with one IP:
a.ezdnscenter.com points to 218.98.111.140.
Mail Servers
xycs.cn is handled by two mail servers: mx1.chengmail.cn and mx2.chengmail.cn.
xycs.cn shares its mail server setup with other domains, including sacp.cn, hkrecycle-mrb.org.hk, zhengheyuan.com, topper-mould.com and chushi.com.
xycs.cn shares some mail servers with other domains, for instance malilai.com, eekeshop.com, jiayusz.cn and esi-audio.cn.
Names with two IPs:
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.
Names pointing to 103.143.231.69: mx1.chengmail.cn and mx2.chengmail.cn.
Names pointing to 113.10.158.179: mx1.chengmail.cn and mx2.chengmail.cn.