`fittec-sz.com`

DNSSEC	⚠️ Not signed
NS	`dns3.hichina.com` ⭐
		A	2408:4009:501::11^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 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,}
		A	139.224.142.123^{🇨🇳 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,}
NS	`dns4.hichina.com`
		A	2408:4009:501::12^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 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,}
		A	139.224.142.124^{🇨🇳 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,}
MX	`spam.fittec-sz.com` ⭐
		A	222.92.65.2^{🇨🇳 CHINANET-BACKBONE222.92.0.0/14 China Telecom Network}
TXT	`v=spf1 ip4:222.92.65.2 include:spam.fittec-sz.com ~all`
SOA	`dns3.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`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=1775724782

Subdomains

mail.fittec-sz.com

spam.fittec-sz.com

Same first word

fittec-sz.com

DNS History

4 records (3 active, 1 former)

●NSdns3.hichina.com2018-05-23 → 2026-04-09 · 2 obs

● 2018-05-23 02:24:14
● 2026-04-09 09:14:36

●NSdns4.hichina.com2018-05-23 → 2026-04-09 · 2 obs

● 2018-05-23 02:24:14
● 2026-04-09 09:14:36

○MXmail.fittec-sz.com2018-05-23 → 2018-05-23 · 3 obs

● 2018-05-23 02:24:14
○ 2026-04-09 09:14:32
○ 2026-04-09 09:14:36

●MXspam.fittec-sz.com2026-04-09 → 2026-04-09 · 3 obs

○ 2018-05-23 02:24:14
● 2026-04-09 09:14:32
● 2026-04-09 09:14:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
fittec-sz.com	dns3.hichina.com, dns4.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.43

NS records: dns3.hichina.com, dns4.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fittec-sz.com (unsigned zone)

⏱️ Timing

Total: 4273ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns4.hichina.com, dns3.hichina.com`
MX	1	`spam.fittec-sz.com (pri: 10)`
TXT	1	`v=spf1 ip4:222.92.65.2 include:spam.fitt`
SOA	1	`dns3.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns3.hichina.com, dns3.hichina.com, dns3.hichina.com...)

Analysis

Hierarchy

fittec-sz.com is a parent of mail.fittec-sz.com and spam.fittec-sz.com.

Name Servers

Two name servers dns3.hichina.com and dns4.hichina.com are delegated to fittec-sz.com.

fittec-sz.com uses the same name server configuration as other domains, such as watchlk.com, yunjiv.com, zizha.cn, syrinx.cn and alberthair.com.

fittec-sz.com at least partially shares name servers with other domains such as ychxgk.cn, wwcww.com, 3180y.xyz, miym.cn and modoos.cn.

These name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Two hosts with nine IPs each:

Host dns3.hichina.com points to 2408:4009:501::11, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.

Host dns4.hichina.com points to 2408:4009:501::12, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.

Mail Servers

fittec-sz.com is handled by a single mail server, spam.fittec-sz.com.

spam.fittec-sz.com points to one IP number: 222.92.65.2.

fittec-sz.com - robtex.com

fittec-sz.com

com