kaiyinghardware.com - robtex.com

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`kaiyinghardware.com`

DNSSEC	⚠️ Not signed
A	23.224.201.198^{🇺🇸 CNServersLLC}
		PTR	`ip-23-224-201-198.defastlink.net`
NS	`a.ezdnscenter.com` ⭐
		A	218.98.111.140^{🇩🇪 HKCICL-AS-AP}
			PTR	`ip-218-98-111-140.defastlink.net`
NS	`b.ezdnscenter.com`
		A	183.253.57.210^{🇨🇳 CHINAMOBILE-CN}
			PTR	`ip-183-253-57-210.defastlink.net`
		A	211.99.99.58^{🇨🇳 WYNETWORK}
			PTR	`ip-211-99-99-58.defastlink.net`
MX	`mxbiz1.qq.com` ⭐
		A	203.205.147.218^{🇭🇰 TENCENT-NET-AP-CN}
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN}
MX	`mxbiz2.qq.com`⁽¹⁰⁾
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN}
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`a.ezdnscenter.com`dnsadmin@ezdnscenter.com serial=1760949373

`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.net`nstld@verisign-grs.com serial=1771291435

Same first word

kaiyinghardware.com

DNS History

13 records (5 active, 8 former)

●NSa.ezdnscenter.com2026-02-17 → 2026-02-17 · 3 obs

○ 2018-07-07 04:22:52
● 2026-02-17 06:19:18
● 2026-02-17 06:19:26

●NSb.ezdnscenter.com2026-02-17 → 2026-02-17 · 3 obs

○ 2018-07-07 04:22:52
● 2026-02-17 06:19:18
● 2026-02-17 06:19:26

○NSns1.ezdnscenter.com2015-08-04 → 2018-07-07 · 4 obs

● 2015-08-04 03:20:10
● 2018-07-07 04:22:52
○ 2026-02-17 06:19:18
○ 2026-02-17 06:19:26

○NSns2.ezdnscenter.com2015-08-04 → 2018-07-07 · 4 obs

● 2015-08-04 03:20:10
● 2018-07-07 04:22:52
○ 2026-02-17 06:19:18
○ 2026-02-17 06:19:26

○NSns3.ezdnscenter.com2015-08-04 → 2018-07-07 · 4 obs

● 2015-08-04 03:20:10
● 2018-07-07 04:22:52
○ 2026-02-17 06:19:18
○ 2026-02-17 06:19:26

○NSns4.ezdnscenter.com2015-08-04 → 2018-07-07 · 4 obs

● 2015-08-04 03:20:10
● 2018-07-07 04:22:52
○ 2026-02-17 06:19:18
○ 2026-02-17 06:19:26

○NSns5.ezdnscenter.com2015-08-04 → 2018-07-07 · 4 obs

● 2015-08-04 03:20:10
● 2018-07-07 04:22:52
○ 2026-02-17 06:19:18
○ 2026-02-17 06:19:26

○NSns6.ezdnscenter.com2015-08-04 → 2018-07-07 · 4 obs

● 2015-08-04 03:20:10
● 2018-07-07 04:22:52
○ 2026-02-17 06:19:18
○ 2026-02-17 06:19:26

●MXmxbiz1.qq.com2015-08-04 → 2026-02-17 · 2 obs

● 2015-08-04 03:20:10
● 2026-02-17 06:19:26

●MXmxbiz2.qq.com2015-08-04 → 2026-02-17 · 2 obs

● 2015-08-04 03:20:10
● 2026-02-17 06:19:26

○A211.22.125.682015-08-04 → 2017-01-07 · 4 obs

● 2015-08-04 03:20:10
● 2017-01-07 21:51:06
○ 2018-07-07 04:22:52
○ 2026-02-17 06:19:26

●A23.224.201.1982026-02-17 → 2026-02-17 · 3 obs

○ 2018-07-07 04:22:52
● 2026-02-17 06:19:18
● 2026-02-17 06:19:26

○A23.252.164.2502018-07-07 → 2018-07-07 · 4 obs

○ 2017-01-07 21:51:06
● 2018-07-07 04:22:52
○ 2026-02-17 06:19:18
○ 2026-02-17 06:19:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kaiyinghardware.com	a.ezdnscenter.com, b.ezdnscenter.com	-

✅ Authoritative Response

Server: 183.253.57.210

NS records: a.ezdnscenter.com, b.ezdnscenter.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kaiyinghardware.com (unsigned zone)

⏱️ Timing

Total: 3629ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.224.201.198`
NS	2	`a.ezdnscenter.com, b.ezdnscenter.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`a.ezdnscenter.com dnsadmin.ezdnscenter.c`

AI analysis

kaiyinghardware.com resolves to one IP number: 23.224.201.198.

Other host names, for instance njbaiwo.com, sophon-auto.com, cqchengli.com, learun.cn and wanghangling.com share IP numbers with kaiyinghardware.com.

kaiyinghardware.com's delegation uses two name servers: a.ezdnscenter.com and b.ezdnscenter.com.

kaiyinghardware.com uses the same name server setup as other domains, such as banbury.cn, proofredit.com, tslol.com, mc0769.net and cpan.cc.

Host names with two IP numbers: b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.

Host names with one IP number: a.ezdnscenter.com points to 218.98.111.140.

kaiyinghardware.com is served by two mail servers mxbiz1.qq.com and mxbiz2.qq.com.

kaiyinghardware.com shares the same mail server setup as other domains, for instance codex-trans.com, txooo.com, jiedeng.com.cn, hirfc.com and fily.com.

kaiyinghardware.com shares at least some mail servers with other domains, for example nxcity.gov.cn, tacbattery.com, hao123.cn, yibukeji.com and xjurl.cn.

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.