`21373.com`

DNSSEC	⚠️ Not signed
A	101.200.150.137^{🇨🇳 Alibaba-Cloud101.200.0.0/16 CT BeiJing IDC}
NS	`ns1.35.net` ⭐
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.254^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
			PTR	`ip-60-247-150-254.defastlink.net`
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
			PTR	`ip-118-123-249-114.defastlink.net`
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
			PTR	`ip-118-123-253-132.defastlink.net`
NS	`ns2.35.net`
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
			PTR	`ip-61-172-183-73.defastlink.net`
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
			PTR	`ip-211-149-230-100.defastlink.net`
NS	`ns3.35.net`
		A	61.172.183.77^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
			PTR	`ip-61-172-183-77.defastlink.net`
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
			PTR	`ip-118-123-249-114.defastlink.net`
NS	`ns4.35.net`
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
			PTR	`ip-118-123-253-132.defastlink.net`
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
			PTR	`ip-211-149-230-100.defastlink.net`
MX	`mx1.yunyou.top` ⭐
		A	2404:ccc0:263:103:5054:ff:fe4a:5abe^{🇭🇰 WEST263GO-HK2404:ccc0:263::/48 West263 International Limited 12/F, San Toi Building, 137-139 Connaught Road Central, Hong Kong,}
		A	128.14.74.39^{🇺🇸 ZENLAYER128.14.74.0/24}
			PTR	`hwmx71.cn4e.com`
MX	`mx2.yunyou.top`⁽¹⁰⁾
		A	211.149.239.73^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
			PTR	`mx2.yunyou.top`
		A	211.149.240.37^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
TXT	`v=spf1 include:yunyou.top -all`
SOA	`ns1.35.net`dnsconct@myhostadmin.net 2025-05-30 #18

`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

21373.com

21373.gg

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DNS History

14 records (7 active, 7 former)

●NSns1.35.net2026-03-17 → 2026-03-17 · 3 obs

○ 2015-07-06 21:47:58
● 2026-03-17 20:36:42
● 2026-03-17 20:36:44

○NSns1.dsredirection.com2008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 03:32:56
○ 2015-07-06 21:47:58
○ 2026-03-17 20:36:44

●NSns2.35.net2026-03-17 → 2026-03-17 · 3 obs

○ 2015-07-06 21:47:58
● 2026-03-17 20:36:42
● 2026-03-17 20:36:44

○NSns2.dsredirection.com2008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 03:32:56
○ 2015-07-06 21:47:58
○ 2026-03-17 20:36:44

●NSns3.35.net2026-03-17 → 2026-03-17 · 3 obs

○ 2015-07-06 21:47:58
● 2026-03-17 20:36:42
● 2026-03-17 20:36:44

●NSns4.35.net2026-03-17 → 2026-03-17 · 3 obs

○ 2015-07-06 21:47:58
● 2026-03-17 20:36:42
● 2026-03-17 20:36:44

○MXmail.skrimple.com2015-07-06 → 2017-09-25 · 5 obs

○ 2008-03-13 03:32:56
● 2015-07-06 21:47:58
● 2017-09-25 09:06:22
○ 2026-03-17 20:36:42
○ 2026-03-17 20:36:44

●MXmx1.yunyou.top2026-03-17 → 2026-03-17 · 3 obs

○ 2017-09-25 09:06:22
● 2026-03-17 20:36:42
● 2026-03-17 20:36:44

●MXmx2.yunyou.top2026-03-17 → 2026-03-17 · 3 obs

○ 2017-09-25 09:06:22
● 2026-03-17 20:36:42
● 2026-03-17 20:36:44

●A101.200.150.1372026-03-17 → 2026-03-17 · 3 obs

○ 2017-09-25 09:06:22
● 2026-03-17 20:36:42
● 2026-03-17 20:36:44

○A208.73.212.122008-03-13 → 2008-03-13 · 3 obs

● 2008-03-13 03:32:56
○ 2015-07-06 21:47:58
○ 2026-03-17 20:36:44

○A65.19.157.1992015-10-31 → 2016-07-07 · 5 obs

○ 2015-07-06 21:47:58
● 2015-10-31 07:15:54
● 2016-07-07 06:08:04
○ 2016-11-24 20:14:46
○ 2026-03-17 20:36:44

○A65.19.157.2312015-07-06 → 2015-07-06 · 4 obs

○ 2008-03-13 03:32:56
● 2015-07-06 21:47:58
○ 2015-10-31 07:15:54
○ 2026-03-17 20:36:44

○A69.46.84.502016-11-24 → 2017-09-25 · 5 obs

○ 2016-07-07 06:08:04
● 2016-11-24 20:14:46
● 2017-09-25 09:06:22
○ 2026-03-17 20:36:42
○ 2026-03-17 20:36:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
21373.com	ns3.35.net, ns2.35.net, ns1.35.net, ns4.35.net	-

✅ Authoritative Response

Server: 211.149.230.100

NS records: ns3.35.net, ns2.35.net, ns1.35.net, ns4.35.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21373.com (unsigned zone)

⏱️ Timing

Total: 1639ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`101.200.150.137`
NS	4	`ns3.35.net, ns4.35.net...`
MX	2	`mx2.yunyou.top (pri: 10), mx1.yunyou.top (pri: 5)`
TXT	1	`v=spf1 include:yunyou.top -all`
SOA	1	`ns1.35.net dnsconct.myhostadmin.net`

Analysis

IP Addresses

21373.com points to a single IP number: 101.200.150.137.

Name Servers

21373.com is delegated to four name servers: ns1.35.net, ns2.35.net, ns3.35.net and ns4.35.net.

21373.com at least partially shares name servers with other domains, for instance ytsbristle.com, st10086.com, fxzx.net.cn, wengfu.com and fishburg.com.

These name servers are commonly used with ns1.dns-diy.com, ns2.dns-diy.com, ns3.dns-diy.com and ns4.dns-diy.com.

Names with four IP numbers: ns1.35.net points to 240e:d9:c200::2, 60.247.150.254, 118.123.249.114 and 118.123.253.132.

Names with three IP numbers: ns2.35.net points to 240e:d9:c200:1::2, 61.172.183.73 and 211.149.230.100.

Names with two IP numbers: ns3.35.net points to 61.172.183.77 and 118.123.249.114. ns4.35.net points to 118.123.253.132 and 211.149.230.100.

Names that point to 118.123.249.114: ns1.35.net and ns3.35.net.

Names that point to 118.123.253.132: ns1.35.net and ns4.35.net.

Names that point to 211.149.230.100: ns2.35.net and ns4.35.net.

Mail Servers

21373.com is handled by two mail servers: mx1.yunyou.top and mx2.yunyou.top.

21373.com shares the same mail server setup as other domains, for instance presentunion.com, leifitness.com, szxssj.com, winlot.cn and newartpower.com.

21373.com shares mail servers with other domains at least partially, including hardnesstestersh.com, l-tools.com, glbird.com, james.cn and techwinner.net.

Host names with two IP numbers:

mx1.yunyou.top points to 2404:ccc0:263:103:5054:ff:fe4a:5abe and 128.14.74.39

mx2.yunyou.top points to 211.149.239.73 and 211.149.240.37

21373.com - robtex.com

21373.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`21373.com`

`com`