`51connectors.com`

DNSSEC	⚠️ Not signed
A	116.62.137.205^{🇨🇳 Alibaba-Cloud116.62.128.0/17 CNC Group CHINA169 Fujian Province Network Addresses from CNNIC(KUANCOM)}
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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	`mx.c2.icoremail.net` ⭐
		A	89.168.78.125^{🇩🇪 ORACLE-OCI-3189889.168.64.0/18 Oracle Corporation}
			PTR	`org-mxproxy.icoremail.net`
		A	89.168.97.82^{🇩🇪 ORACLE-OCI-3189889.168.64.0/18 Oracle Corporation}
		A	165.154.163.126^{🇺🇸 UCLOUD-1165.154.163.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
TXT	`v=spf1 include:spf.icoremail.net -all`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-05-28 #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=1784813782

rank #140903 globally
rank #60025 in the tld
📈 Tranco rank: #901,369

Same first word

51connectors.com

DNS History

7 records (4 active, 3 former)

●NSdns10.hichina.com2015-05-31 → 2026-07-23 · 2 obs

● 2015-05-31 01:59:16
● 2026-07-23 14:05:58

●NSdns9.hichina.com2015-05-31 → 2026-07-23 · 2 obs

● 2015-05-31 01:59:16
● 2026-07-23 14:05:58

●MXmx.c2.icoremail.net2026-05-29 → 2026-07-23 · 3 obs

○ 2016-12-02 13:58:30
● 2026-05-29 16:31:04
● 2026-07-23 14:05:58

○MXmxn.mxhichina.com2015-05-31 → 2016-12-02 · 4 obs

● 2015-05-31 01:59:16
● 2016-12-02 13:58:30
○ 2026-05-29 16:31:04
○ 2026-07-23 14:05:58

○MXmxw.mxhichina.com2015-05-31 → 2016-12-02 · 4 obs

● 2015-05-31 01:59:16
● 2016-12-02 13:58:30
○ 2026-05-29 16:31:04
○ 2026-07-23 14:05:58

●A116.62.137.2052026-05-29 → 2026-07-23 · 3 obs

○ 2016-12-02 13:58:30
● 2026-05-29 16:31:04
● 2026-07-23 14:05:58

○A223.7.57.822015-05-31 → 2016-12-02 · 4 obs

● 2015-05-31 01:59:16
● 2016-12-02 13:58:30
○ 2026-05-29 16:31:04
○ 2026-07-23 14:05:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
51connectors.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51connectors.com (unsigned zone)

⏱️ Timing

Total: 572ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`116.62.137.205`
NS	2	`dns10.hichina.com, dns9.hichina.com`
MX	1	`mx.c2.icoremail.net (pri: 5)`
TXT	1	`v=spf1 include:spf.icoremail.net -all`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

IP Addresses

51connectors.com resolves to one IP address: 116.62.137.205.

Name Servers

The NS records for 51connectors.com delegate to dns10.hichina.com and dns9.hichina.com.

51connectors.com uses the same name servers as several other domains — among them ebou.net, sjzppkj.com, intlfactor.com and two more.

At least some of 51connectors.com's name servers are shared with other domains, for example purair.com and gyfen.com.

Hostnames that resolve to 9 IP addresses:

dns10.hichina.com maps to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 additional IP addresses.

dns9.hichina.com maps to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 additional IP addresses.

Mail Servers

Mail for 51connectors.com is handled by a single mail server, mx.c2.icoremail.net.

51connectors.com uses an identical mail server configuration to several other domains — among them sanruiauto.com, yonlux.com, fs-zhencheng.com and two more.

51connectors.com has at least partial mail server overlap with other domains such as tpa.cn, electronicskey.com, prosperous-hk.com and two more.

It is common to see these mail servers combined with the mail servers mx2.c2.icoremail.net, mx3.c2.icoremail.net and mx.c2.corpease.net.

The hostname mx.c2.icoremail.net carries three IP records: 89.168.78.125, 89.168.97.82 and 165.154.163.126.

51connectors.com - robtex.com