`bit-education.com`

DNSSEC	⚠️ Not signed
A	45.193.184.68^{🇭🇰 DXTL-145.193.128.0/18 Proxy-registered route object}
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}
			PTR	`ip-39-96-153-42.defastlink.net`
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-52.defastlink.net`
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-202.defastlink.net`
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-212.defastlink.net`
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-42.defastlink.net`
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-52.defastlink.net`
		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,}
			PTR	`ip-139-224-142-112.defastlink.net`
		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,}
			PTR	`ip-139-224-142-122.defastlink.net`
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}
			PTR	`ip-39-96-153-41.defastlink.net`
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-51.defastlink.net`
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-201.defastlink.net`
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-211.defastlink.net`
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-41.defastlink.net`
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-51.defastlink.net`
		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,}
			PTR	`ip-139-224-142-111.defastlink.net`
		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,}
			PTR	`ip-139-224-142-121.defastlink.net`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mx1.sparkspace.huaweicloud.com`⁽⁵⁾
		A	110.239.96.200^{🇸🇬 HWCSNET110.239.96.0/19 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
			PTR	`ecs-110-239-96-200.compute.hwclouds-dns.com`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
MX	`mx2.sparkspace.huaweicloud.com`⁽¹⁰⁾
		A	110.239.96.200^{🇸🇬 HWCSNET110.239.96.0/19 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
			PTR	`ecs-110-239-96-200.compute.hwclouds-dns.com`
TXT	`v=spf1 include:spf.sparkspace.huaweicloud.com -all`
TXT	`v=spf1 include:secureserver.net -all`
TXT	`D6980596`
SOA	`dns9.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=1771291435

Same first word

bit-education.com

DNS History

13 records (7 active, 6 former)

○NSdns1.name-services.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:31:34
○ 2015-08-16 10:43:44
○ 2026-03-23 21:25:36

●NSdns10.hichina.com2015-08-16 → 2026-03-23 · 3 obs

○ 2008-03-17 10:31:34
● 2015-08-16 10:43:44
● 2026-03-23 21:25:36

○NSdns2.name-services.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:31:34
○ 2015-08-16 10:43:44
○ 2026-03-23 21:25:36

○NSdns3.name-services.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:31:34
○ 2015-08-16 10:43:44
○ 2026-03-23 21:25:36

○NSdns4.name-services.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:31:34
○ 2015-08-16 10:43:44
○ 2026-03-23 21:25:36

○NSdns5.name-services.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:31:34
○ 2015-08-16 10:43:44
○ 2026-03-23 21:25:36

●NSdns9.hichina.com2015-08-16 → 2026-03-23 · 3 obs

○ 2008-03-17 10:31:34
● 2015-08-16 10:43:44
● 2026-03-23 21:25:36

●MXmailstore1.secureserver.net2026-02-22 → 2026-03-23 · 2 obs

● 2026-02-22 02:04:10
● 2026-03-23 21:25:36

●MXmx1.sparkspace.huaweicloud.com2026-02-22 → 2026-03-23 · 2 obs

● 2026-02-22 02:04:10
● 2026-03-23 21:25:36

●MXmx2.sparkspace.huaweicloud.com2026-02-22 → 2026-03-23 · 2 obs

● 2026-02-22 02:04:10
● 2026-03-23 21:25:36

●MXsmtp.secureserver.net2026-02-22 → 2026-03-23 · 2 obs

● 2026-02-22 02:04:10
● 2026-03-23 21:25:36

●A45.193.184.682026-02-22 → 2026-03-23 · 3 obs

○ 2015-08-16 10:43:44
● 2026-02-22 02:04:10
● 2026-03-23 21:25:36

○A69.64.155.1432008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 10:31:34
○ 2015-08-16 10:43:44
○ 2026-03-23 21:25:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
bit-education.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.41

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bit-education.com (unsigned zone)

⏱️ Timing

Total: 1825ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.193.184.68`
NS	2	`dns9.hichina.com, dns10.hichina.com`
MX	4	`smtp.secureserver.net (pri: 1), mx2.sparkspace.huaweicloud.com (pri: 10)...`
TXT	3	`v=spf1 include:spf.sparkspace.huaweiclou, D6980596...`
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

bit-education.com resolves to a single IP: 45.193.184.68.

Name Servers

bit-education.com has two name servers: dns10.hichina.com and dns9.hichina.com.

bit-education.com shares the same name server setup as other domains, for example ayamaa.com, mesalab.cn, jookafaucet.com, zmjckj.com and k12365.com.