schoolearn.com - dns.ninja

`schoolearn.com`

DNSSEC	⚠️ Not signed
A	24.83.199.134^{🇨🇦 ASN-SHAW24.83.192.0/19 NETBLK-FIBERLINK-CABLE-3BLK Shaw Cablesystems GP}
NS	`dns27.hichina.com` ⭐
		A	2408:4009:501::35^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 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	139.224.142.109^{🇨🇳 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	`dns28.hichina.com`
		A	2408:4009:501::36^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 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	139.224.142.107^{🇨🇳 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	`dns27.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=1786288979

Subdomains

www.schoolearn.com

Same first word

schoolearn.com

Similar names

DNS History

8 records (5 active, 3 former)

○NSdns10.hichina.com2015-06-26 → 2018-05-23 · 4 obs

● 2015-06-26 06:02:12
● 2018-05-23 19:49:02
○ 2026-03-21 13:50:46
○ 2026-08-09 15:26:22

●NSdns27.hichina.com2026-03-21 → 2026-08-09 · 3 obs

○ 2018-05-23 19:49:02
● 2026-03-21 13:50:46
● 2026-08-09 15:26:22

●NSdns28.hichina.com2026-03-21 → 2026-08-09 · 3 obs

○ 2018-05-23 19:49:02
● 2026-03-21 13:50:46
● 2026-08-09 15:26:22

○NSdns9.hichina.com2015-06-26 → 2018-05-23 · 4 obs

● 2015-06-26 06:02:12
● 2018-05-23 19:49:02
○ 2026-03-21 13:50:46
○ 2026-08-09 15:26:22

●MXmxbiz1.qq.com2015-06-26 → 2026-08-09 · 2 obs

● 2015-06-26 06:02:12
● 2026-08-09 15:26:22

●MXmxbiz2.qq.com2015-06-26 → 2026-08-09 · 2 obs

● 2015-06-26 06:02:12
● 2026-08-09 15:26:22

○A169.54.77.72015-06-26 → 2018-05-23 · 4 obs

● 2015-06-26 06:02:12
● 2018-05-23 19:49:02
○ 2026-03-21 13:50:46
○ 2026-08-09 15:26:22

●A24.83.199.1342026-03-21 → 2026-08-09 · 3 obs

○ 2018-05-23 19:49:02
● 2026-03-21 13:50:46
● 2026-08-09 15:26:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
schoolearn.com	dns27.hichina.com, dns28.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.39

NS records: dns27.hichina.com, dns28.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolearn.com (unsigned zone)

⏱️ Timing

Total: 556ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`24.83.199.134`
NS	2	`dns27.hichina.com, dns28.hichina.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`dns27.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)

Analysis

Hierarchy

schoolearn.com is the parent zone for www.schoolearn.com.

IP Addresses

schoolearn.com resolves to just one IP address, 24.83.199.134.

useabc.com and www.schoolearn.com, along with other host names, share IP addresses with schoolearn.com.

Name Servers

schoolearn.com has two authoritative name servers — dns27.hichina.com and dns28.hichina.com.

schoolearn.com shares its NS records with other domains, for example sddlz.cn, xclrh.com, xasrc.com and two others.

schoolearn.com partially shares its NS delegation with several other domains, including lflk.cn, chiprank.com, dzp.cn and two others.

These name servers are regularly seen alongside expirens3.hichina.com and expirens4.hichina.com as name servers.

DNS names with 9 IP addresses:

dns27.hichina.com points to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.

dns28.hichina.com points to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.

Mail Servers

schoolearn.com is served by two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.

Among the domains sharing a mail server setup with schoolearn.com are zsb.cn, lwidc.com, esteopt.com and two others.

At least a portion of schoolearn.com's mail servers are also used by other domains, for example yeju.com.