`szlcsoft.com`

DNSSEC	⚠️ Not signed
NS	`ns9.szhot.com` ⭐
		A	2408:4003:1006:bb00:b2ab:86f1:5e85:1c8b^{🇨🇳 Alibaba-Cloud2408:4003::/33}
		A	61.172.183.72^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	61.240.129.144^{🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)}
NS	`ns10.szhot.com` ⚠️ Not in zone NS records
		A	61.172.183.72^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	61.240.129.144^{🇨🇳 CHINA169-Backbone61.240.128.0/19 CMI (Customer Route)}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`ns9.szhot.com`admin@szhot.com serial=475

`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=1784247257

Subdomains

d.szlcsoft.com

Same first word

szlcsoft.com

DNS History

6 records (4 active, 2 former)

●NSns10.szhot.com2026-04-28 → 2026-07-17 · 3 obs

○ 2015-05-27 12:05:28
● 2026-04-28 01:38:08
● 2026-07-17 00:32:10

●NSns9.szhot.com2015-05-27 → 2026-07-17 · 2 obs

● 2015-05-27 12:05:28
● 2026-07-17 00:32:10

●MXmxbiz1.qq.com2015-05-27 → 2026-07-17 · 5 obs

● 2015-05-27 12:05:28
● 2026-04-28 01:38:08
○ 2026-06-17 08:27:08
● 2026-07-12 03:04:08
● 2026-07-17 00:32:10

●MXmxbiz2.qq.com2015-05-27 → 2026-07-17 · 5 obs

● 2015-05-27 12:05:28
● 2026-04-28 01:38:08
○ 2026-06-17 08:27:08
● 2026-07-12 03:04:08
● 2026-07-17 00:32:10

○A121.14.115.112015-05-27 → 2016-03-27 · 4 obs

● 2015-05-27 12:05:28
● 2016-03-27 14:19:34
○ 2017-10-26 13:12:46
○ 2026-07-17 00:32:10

○A219.133.35.532017-10-26 → 2017-10-26 · 4 obs

○ 2016-03-27 14:19:34
● 2017-10-26 13:12:46
○ 2026-04-28 01:38:08
○ 2026-07-17 00:32:10

🔍 DNS Trace

Analysis

Hierarchy

szlcsoft.com serves as the parent of d.szlcsoft.com.

Name Servers

Two name servers handle the delegation for szlcsoft.com: ns10.szhot.com and ns9.szhot.com.

The name server configuration of szlcsoft.com is shared with other domains, for instance toff-sd.com, pravin.com.cn, kingboard.com and two others.

Host names carrying three IP numbers:

The hostname ns9.szhot.com points to 61.172.183.72, 61.240.129.144 and 2408:4003:1006:bb00:b2ab:86f1:5e85:1c8b.

Host names pointing to two IP addresses:

ns10.szhot.com resolves to two addresses: 61.172.183.72 and 61.240.129.144.

ns9.szhot.com along with ns10.szhot.com each resolve to 61.172.183.72 IP addresses.

ns9.szhot.com along with ns10.szhot.com each resolve to 61.240.129.144 IP addresses.

Mail Servers

szlcsoft.com uses two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.

The mail server setup of szlcsoft.com matches that of other domains such as eoutech.com, sisitex.com.cn, itstlab.com and two others.

At least some of the mail servers used by szlcsoft.com are shared with other domains: itaoda.cn, cixi.tv, 88shi.cn and two others among them.

szlcsoft.com - robtex.com

szlcsoft.com

com