175nb.com - dns.ninja

`175nb.com`

DNSSEC	⚠️ Not signed
A	47.93.41.111^{🇨🇳 Alibaba-Cloud47.92.0.0/15 CT BeiJing IDC}
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 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	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 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` ⭐
SOA	`dns21.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=1785975484

Subdomains

mail.175nb.com

Same first word

175nb.com

Similar names

n5b17.akamaiedge.net

517nb.cn

nb157.com

DNS History

7 records (5 active, 2 former)

●NSdns21.hichina.com2015-04-28 → 2026-08-06 · 2 obs

● 2015-04-28 13:02:56
● 2026-08-06 00:38:34

●NSdns22.hichina.com2015-04-28 → 2026-08-06 · 2 obs

● 2015-04-28 13:02:56
● 2026-08-06 00:38:34

○MXmail.175nb.com2015-04-28 → 2018-01-16 · 4 obs

● 2015-04-28 13:02:56
● 2018-01-16 11:26:30
○ 2026-03-26 20:12:08
○ 2026-08-06 00:38:34

●MXmxbiz1.qq.com2026-03-26 → 2026-08-06 · 3 obs

○ 2018-01-16 11:26:30
● 2026-03-26 20:12:08
● 2026-08-06 00:38:34

●MXmxbiz2.qq.com2026-03-26 → 2026-08-06 · 3 obs

○ 2018-01-16 11:26:30
● 2026-03-26 20:12:08
● 2026-08-06 00:38:34

○A175.102.8.2012015-04-28 → 2018-01-16 · 4 obs

● 2015-04-28 13:02:56
● 2018-01-16 11:26:30
○ 2026-03-26 20:12:08
○ 2026-08-06 00:38:34

●A47.93.41.1112026-03-26 → 2026-08-06 · 3 obs

○ 2018-01-16 11:26:30
● 2026-03-26 20:12:08
● 2026-08-06 00:38:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net...	-
175nb.com	dns21.hichina.com, dns22.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 175nb.com (unsigned zone)

⏱️ Timing

Total: 3609ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.93.41.111`
NS	2	`dns22.hichina.com, dns21.hichina.com`
MX	2	`mxbiz2.qq.com (pri: 5), mxbiz1.qq.com (pri: 5)`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

Hierarchy

175nb.com is a parent domain of mail.175nb.com.

IP Addresses

175nb.com points to a single IP number: 47.93.41.111.

Name Servers

175nb.com has two authoritative name servers — dns21.hichina.com and dns22.hichina.com.

175nb.com shares its name server setup with other domains, including heyu.link, xccx.net, 0546fdc.com and two others.

175nb.com shares at least some of its name servers with other domains, including duansu.com, chinamobilecabinet.com, lubanfenqi.com and two others.

These name servers are frequently paired with the name servers expirens3.hichina.com and expirens4.hichina.com.

Host names with 9 IP numbers:

dns21.hichina.com points to 39.96.153.40, 39.96.153.60, 47.118.199.200 and 6 other IP addresses.

dns22.hichina.com points to 39.96.153.38, 39.96.153.61, 47.118.199.198 and 6 other IP addresses.

Mail Servers

175nb.com has two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

175nb.com shares the same mail server setup as other domains, including a2wear.com, getmoba.com, wster.com.cn and two others.

175nb.com shares mail servers — at least in part — with other domains, including jiuage.com, wkwkk.com, collua.com and two others.