`0551net.cn`

DNSSEC	⚠️ Not signed
A	103.56.154.81^{🇨🇳 CHINANET-JIANGSU103.56.152.0/22 Chinanet JiangSu Network}
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 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	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 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	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
TXT	`v=spf1 include:spf.mxhichina.com -all`
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034604155

Subdomains

www.0551net.cn

Same first word

0551net.cn

0551net.com

Similar names

5150net.com

0515net.cn

DNS History

8 records (5 active, 3 former)

●NSdns19.hichina.com2015-06-23 → 2026-03-29 · 2 obs

● 2015-06-23 07:35:02
● 2026-03-29 06:16:22

●NSdns20.hichina.com2015-11-06 → 2026-03-29 · 3 obs

○ 2015-06-23 07:35:02
● 2015-11-06 11:26:38
● 2026-03-29 06:16:22

●MXmxn.mxhichina.com2015-11-06 → 2026-03-29 · 2 obs

● 2015-11-06 11:26:38
● 2026-03-29 06:16:22

●MXmxw.mxhichina.com2015-11-06 → 2026-03-29 · 2 obs

● 2015-11-06 11:26:38
● 2026-03-29 06:16:22

●A103.56.154.812026-02-23 → 2026-03-29 · 3 obs

○ 2020-01-30 23:58:08
● 2026-02-23 13:13:44
● 2026-03-29 06:16:22

○A118.193.149.322015-06-23 → 2016-05-04 · 4 obs

● 2015-06-23 07:35:02
● 2016-05-04 16:03:40
○ 2017-02-19 06:04:30
○ 2026-03-29 06:16:22

○A45.248.85.372017-02-19 → 2017-02-19 · 4 obs

○ 2016-05-04 16:03:40
● 2017-02-19 06:04:30
○ 2020-01-30 23:58:08
○ 2026-03-29 06:16:22

○A60.169.80.1132020-01-30 → 2020-01-30 · 4 obs

○ 2017-02-19 06:04:30
● 2020-01-30 23:58:08
○ 2026-02-23 13:13:44
○ 2026-03-29 06:16:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
0551net.cn	dns19.hichina.com, dns20.hichina.com	-

✅ Authoritative Response

Server:120.76.107.38

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 0551net.cn (unsigned zone)

⏱️ Timing

Total: 1554ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.56.154.81`
NS	2	`dns20.hichina.com, dns19.hichina.com`
MX	2	`mxn.mxhichina.com (pri: 5), mxw.mxhichina.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mxhichina.com -all`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

Analysis

Hierarchy

0551net.cn is the parent of www.0551net.cn.

IP Addresses

0551net.cn points to a single IP number: 103.56.154.81.

Other host names like www.0551net.cn and hfxckj.cn share IP numbers with 0551net.cn.

Name Servers

0551net.cn is delegated to two name servers: dns19.hichina.com and dns20.hichina.com.

0551net.cn shares the same name server setup as other domains, for example xuezi.net, protonlive.com, bylai.com, xyiao.com and putaobaba.com.

0551net.cn at least partially shares name servers with other domains, for instance buysome101.cn, zj12328.com, nickle.cn, gzcims.com.cn and epopos.com.

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

Host names with nine IP numbers:

dns19.hichina.com points to: 2408:4009:501::27, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns20.hichina.com points to: 2408:4009:501::28, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

0551net.cn is handled by two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

0551net.cn shares the same mail server setup as other domains, for instance lsh68.com, yesoft.com.cn, allianzholding.cn, shandongresources.com and idealphotonics.com.

0551net.cn shares mail servers with other domains at least partially, including game249.com, lodanve.com, microart.cn, lhhr.com.cn and geace.org.

these mail servers are often used alongside mx1.qiye.aliyun.com, mx2.qiye.aliyun.com, mx3.qiye.aliyun.com, mxbiz1.qq.com and mxbiz2.qq.com.

Host names with two IP numbers: mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.

Host names with one IP number: mxw.mxhichina.com points to 47.246.99.195.

0551net.cn - robtex.com

0551net.cn

cn