`51dds.com`

DNSSEC	⚠️ Not signed
A	8.134.144.105^{🇨🇳 Alibaba-Cloud8.134.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`dns29.hichina.com` ⭐
		A	2408:4009:501::37^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-39.defastlink.net`
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-59.defastlink.net`
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-199.defastlink.net`
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-219.defastlink.net`
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-39.defastlink.net`
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-59.defastlink.net`
		A	139.224.142.99^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-99.defastlink.net`
		A	139.224.142.109^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-109.defastlink.net`
NS	`dns30.hichina.com`
		A	2408:4009:501::38^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-37.defastlink.net`
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-62.defastlink.net`
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-197.defastlink.net`
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-221.defastlink.net`
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-37.defastlink.net`
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-62.defastlink.net`
		A	139.224.142.102^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-102.defastlink.net`
		A	139.224.142.107^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-107.defastlink.net`
SOA	`dns29.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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

51dds.com

51dds.net.cn

Similar names

dds51.com

15sdd.com

DNS History

20 records (3 active, 17 former)

●NSdns29.hichina.com2026-02-28 → 2026-02-28 · 3 obs

○ 2017-02-02 08:04:00
● 2026-02-28 02:56:26
● 2026-02-28 02:56:28

●NSdns30.hichina.com2026-02-28 → 2026-02-28 · 3 obs

○ 2017-02-02 08:04:00
● 2026-02-28 02:56:26
● 2026-02-28 02:56:28

○NSns1.myhostadmin.net2015-05-25 → 2017-02-02 · 4 obs

● 2015-05-25 05:41:50
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○NSns2.myhostadmin.net2015-05-25 → 2017-02-02 · 4 obs

● 2015-05-25 05:41:50
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○NSns3.myhostadmin.net2015-05-25 → 2017-02-02 · 4 obs

● 2015-05-25 05:41:50
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○NSns4.myhostadmin.net2015-05-25 → 2017-02-02 · 4 obs

● 2015-05-25 05:41:50
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○NSns5.myhostadmin.net2015-05-25 → 2017-02-02 · 4 obs

● 2015-05-25 05:41:50
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○NSns6.myhostadmin.net2015-05-25 → 2017-02-02 · 4 obs

● 2015-05-25 05:41:50
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○A108.162.194.1912016-01-29 → 2016-01-29 · 4 obs

○ 2015-10-31 03:05:00
● 2016-01-29 10:32:12
○ 2016-04-25 03:39:40
○ 2026-02-28 02:56:28

○A108.162.195.1912016-01-29 → 2016-01-29 · 4 obs

○ 2015-10-31 03:05:00
● 2016-01-29 10:32:12
○ 2016-04-25 03:39:40
○ 2026-02-28 02:56:28

○A125.88.190.132015-05-25 → 2015-05-25 · 3 obs

● 2015-05-25 05:41:50
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○A125.88.190.402015-10-31 → 2015-10-31 · 4 obs

○ 2015-05-25 05:41:50
● 2015-10-31 03:05:00
○ 2016-01-29 10:32:12
○ 2026-02-28 02:56:28

○A222.73.144.1592016-04-25 → 2016-04-25 · 4 obs

○ 2016-01-29 10:32:12
● 2016-04-25 03:39:40
○ 2017-02-02 08:04:00
○ 2026-02-28 02:56:28

○A61.160.224.1502017-02-02 → 2017-02-02 · 4 obs

○ 2016-04-25 03:39:40
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

●A8.134.144.1052026-02-28 → 2026-02-28 · 3 obs

○ 2017-02-02 08:04:00
● 2026-02-28 02:56:26
● 2026-02-28 02:56:28

○CNAME51dds.gotoip4.com2015-05-25 → 2016-04-25 · 4 obs

● 2015-05-25 05:41:50
● 2016-04-25 03:39:40
○ 2017-02-02 08:04:00
○ 2026-02-28 02:56:28

○CNAME51dds.gotoip4.com.cname.yunjiasu-cdn.net2016-01-29 → 2016-01-29 · 4 obs

○ 2015-10-31 03:05:00
● 2016-01-29 10:32:12
○ 2016-04-25 03:39:40
○ 2026-02-28 02:56:28

○CNAME805cc59ff8afbfe4521940a0894d0195.360safedns.com2017-02-02 → 2017-02-02 · 4 obs

○ 2016-04-25 03:39:40
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

○CNAME82efa2c0565f99672c6d03e5c5b2eb0e.dnspao.com2015-10-31 → 2016-04-25 · 6 obs

○ 2015-05-25 05:41:50
● 2015-10-31 03:05:00
○ 2016-01-29 10:32:12
● 2016-04-25 03:39:40
○ 2017-02-02 08:04:00
○ 2026-02-28 02:56:28

○CNAMEs-298094.abc188.com2017-02-02 → 2017-02-02 · 4 obs

○ 2016-04-25 03:39:40
● 2017-02-02 08:04:00
○ 2026-02-28 02:56:26
○ 2026-02-28 02:56:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net...	-
51dds.com	dns29.hichina.com, dns30.hichina.com	18 records

✅ Authoritative Response

Server: 120.76.107.39

NS records: dns29.hichina.com, dns30.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 677ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`8.134.144.105`
NS	2	`dns30.hichina.com, dns29.hichina.com`
SOA	1	`dns29.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns29.hichina.com, dns29.hichina.com, dns29.hichina.com...)

AI analysis

51dds.com points to IP number 8.134.144.105.

Other host names, for instance, cizhi.net share IP numbers with 51dds.com.

51dds.com is delegated to two name servers: dns29.hichina.com and dns30.hichina.com.

51dds.com uses the same name server setup as other domains such as pysce.com, melauctions.com, svmi.cn, aishuhai.com and riqu.com.cn.

51dds.com shares name servers with other domains at least partially, for instance lcup.com and difc.xyz.

These name servers are commonly used with the name servers expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns29.hichina.com points to: 2408:4009:501::37, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.

dns30.hichina.com points to: 2408:4009:501::38, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.

51dds.com - robtex.com

51dds.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

AI analysis

`51dds.com`

`com`