`51kuo.com`

DNSSEC	⚠️ Not signed
A	211.149.232.66^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`promotion.dnspod.net` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.14.119.35^{🇨🇳 TENCENT-NET-AP1.14.64.0/18}
		A	111.13.13.35^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
NS	`flea.dnspod.net`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	101.227.168.35^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
SOA	`promotion.dnspod.net`freednsadmin@dnspod.com serial=1769833372

`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=1774413007

Same first word

51kuo.com

DNS History

8 records (3 active, 5 former)

●NSflea.dnspod.net2026-03-25 → 2026-03-25 · 2 obs

● 2026-03-25 04:38:04
● 2026-03-25 04:38:08

●NSpromotion.dnspod.net2026-03-25 → 2026-03-25 · 2 obs

● 2026-03-25 04:38:04
● 2026-03-25 04:38:08

○MXmail.skrimple.com2015-05-10 → 2016-12-28 · 4 obs

● 2015-05-10 08:50:20
● 2016-12-28 20:46:10
○ 2026-03-25 04:38:04
○ 2026-03-25 04:38:08

○A103.51.144.812016-12-15 → 2016-12-28 · 5 obs

○ 2016-04-26 06:17:16
● 2016-12-15 10:10:32
● 2016-12-28 20:46:10
○ 2026-03-25 04:38:04
○ 2026-03-25 04:38:08

○A198.12.15.2442015-05-10 → 2015-05-10 · 3 obs

● 2015-05-10 08:50:20
○ 2015-11-05 11:27:00
○ 2026-03-25 04:38:08

●A211.149.232.662026-03-25 → 2026-03-25 · 3 obs

○ 2016-12-28 20:46:10
● 2026-03-25 04:38:04
● 2026-03-25 04:38:08

○A65.19.157.2342016-04-26 → 2016-04-26 · 4 obs

○ 2016-01-22 01:17:50
● 2016-04-26 06:17:16
○ 2016-12-15 10:10:32
○ 2026-03-25 04:38:08

○A65.19.157.2352015-11-05 → 2016-01-22 · 5 obs

○ 2015-05-10 08:50:20
● 2015-11-05 11:27:00
● 2016-01-22 01:17:50
○ 2016-04-26 06:17:16
○ 2026-03-25 04:38:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
51kuo.com	promotion.dnspod.net, flea.dnspod.net	-

✅ Authoritative Response

Server:129.211.176.239

NS records: promotion.dnspod.net, flea.dnspod.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51kuo.com (unsigned zone)

⏱️ Timing

Total: 1008ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.149.232.66`
NS	2	`flea.dnspod.net, promotion.dnspod.net`
SOA	1	`promotion.dnspod.net freednsadmin.dnspod`

Analysis

IP Addresses

51kuo.com maps to IP address 211.149.232.66.

Other host names, for example, xtie.cn share IP numbers with 51kuo.com.

Name Servers

Two name servers flea.dnspod.net and promotion.dnspod.net are delegated to 51kuo.com.

51kuo.com uses the same name server configuration as other domains, such as hncz.top, neiming.cn, menwen.cn, nezuc.com and fy363.com.

51kuo.com at least partially shares name servers with other domains such as nv.tj.cn, zcuu.com, tuanxin.com, bokuo.cn and pianme.cn.

Host names with six IP numbers: Host name flea.dnspod.net points to 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 101.227.168.35, 111.206.98.235 and 129.211.176.239; host name promotion.dnspod.net points to 2402:4e00:1470:2::e, 1.12.0.4, 1.14.119.35, 111.13.13.35, 112.80.181.45 and 117.89.178.173.

51kuo.com - robtex.com

51kuo.com

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