prettech.com - dns.ninja

`prettech.com`

DNSSEC	⚠️ Not signed
A	180.86.209.30^{🇨🇳 UNSPECIFIED160.0.0.0/3}
		PTR	`ecs-180-86-209-30.compute.hwclouds-dns.com`
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`dns17.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=1782171090

rank #372137 globally
rank #159988 in the tld

Subdomains

mail.prettech.com

Same first word

prettech.cn

prettech.com

Similar names

perthect.com

treptech.ch

treptech.com

techpert.com

techpret.com

tethercp.com

pretecht.com

techpert.biz

techtrep.com

DNS History

9 records (5 active, 4 former)

●NSdns17.hichina.com2015-05-14 → 2026-06-23 · 2 obs

● 2015-05-14 01:17:28
● 2026-06-23 00:00:38

●NSdns18.hichina.com2015-05-14 → 2026-06-23 · 2 obs

● 2015-05-14 01:17:28
● 2026-06-23 00:00:38

●MXmxbiz1.qq.com2016-01-15 → 2026-06-23 · 3 obs

○ 2015-10-22 05:23:20
● 2016-01-15 15:41:00
● 2026-06-23 00:00:38

●MXmxbiz2.qq.com2016-01-15 → 2026-06-23 · 3 obs

○ 2015-10-22 05:23:20
● 2016-01-15 15:41:00
● 2026-06-23 00:00:38

○MXqiye163mx01.mxmail.netease.com2015-05-14 → 2015-10-22 · 4 obs

● 2015-05-14 01:17:28
● 2015-10-22 05:23:20
○ 2016-01-15 15:41:00
○ 2026-06-23 00:00:38

○MXqiye163mx02.mxmail.netease.com2015-05-14 → 2015-10-22 · 4 obs

● 2015-05-14 01:17:28
● 2015-10-22 05:23:20
○ 2016-01-15 15:41:00
○ 2026-06-23 00:00:38

○A122.10.81.972015-05-14 → 2015-05-14 · 3 obs

● 2015-05-14 01:17:28
○ 2015-10-22 05:23:20
○ 2026-06-23 00:00:38

●A180.86.209.302016-04-03 → 2026-06-23 · 3 obs

○ 2016-01-15 15:41:00
● 2016-04-03 13:16:08
● 2026-06-23 00:00:38

○A180.86.229.1172015-10-22 → 2016-01-15 · 5 obs

○ 2015-05-14 01:17:28
● 2015-10-22 05:23:20
● 2016-01-15 15:41:00
○ 2016-04-03 13:16:08
○ 2026-06-23 00:00:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
prettech.com	dns17.hichina.com, dns18.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prettech.com (unsigned zone)

⏱️ Timing

Total: 3651ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`180.86.209.30`
NS	2	`dns18.hichina.com, dns17.hichina.com`
MX	2	`mxc.global-mail.cn (pri: 1), mxu.global-mail.cn (pri: 1)`
TXT	1	`v=spf1 include:spfv.global-mail.cn -all`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)

Analysis

Hierarchy

prettech.com serves as the parent of mail.prettech.com.

IP Addresses

prettech.com resolves to one IP address: 180.86.209.30.

Name Servers

The NS records for prettech.com delegate to dns17.hichina.com and dns18.hichina.com.

prettech.com uses the same name servers as several other domains — among them yushi.cn, dudi.ltd, hgxad.com and two more.

The name servers for prettech.com are at least partly shared with other domains such as benn.cn, kuber.cn, xukangtang.com and du(0x73686974)ong.com.

It is common to find these name servers paired with the name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.

Hostnames that resolve to 9 IP addresses:

dns17.hichina.com maps to 39.96.153.40, 39.96.153.60, 47.118.199.200 and 6 additional IP addresses.

dns18.hichina.com maps to 39.96.153.38, 39.96.153.61, 47.118.199.198 and 6 additional IP addresses.

Mail Servers

Mail for prettech.com is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.

prettech.com uses an identical mail server configuration to several other domains — among them anycartech.com, southsmart.com, a4tech.cn and two more.

At least some of prettech.com's mail servers are shared with other domains, among them numbox.net, sudabao.cn, sgcio.com and huazhuhotels.com.