`edu163.com`

DNSSEC	⚠️ Not signed
A	220.128.78.7^{🇹🇼 CHTI-IP-AP220.128.64.0/20 CHT-I Data Center Chunghwa Telecom Co., Ltd. Int'l Business Group Telecommunication Building, 31, Aikuo East Road,Taipei,Taiwan, 106 R.O.C}
		PTR	`220-128-78-7.twgate-ip.twgate.net`
NS	`ns1.made-in-china.com` ⭐ ⚠️ Not in parent delegation
		A	192.235.96.141^{🇺🇸 TELX-AS36086192.235.96.0/23}
NS	`ns.focusdns.net` ⚠️ Not in zone NS records
		A	192.235.96.141^{🇺🇸 TELX-AS36086192.235.96.0/23}
NS	`ns2.focusdns.net` ⚠️ Not in zone NS records
		A	192.235.96.142^{🇺🇸 TELX-AS36086192.235.96.0/23}
NS	`ns2.made-in-china.com` ⚠️ Not in parent delegation
		A	192.235.96.142^{🇺🇸 TELX-AS36086192.235.96.0/23}
MX	`mail.edu163.com` ⭐
		A	220.128.78.7^{🇹🇼 CHTI-IP-AP220.128.64.0/20 CHT-I Data Center Chunghwa Telecom Co., Ltd. Int'l Business Group Telecommunication Building, 31, Aikuo East Road,Taipei,Taiwan, 106 R.O.C}
			PTR	`220-128-78-7.twgate-ip.twgate.net`
SOA	`ns1.made-in-china.com`hostmaster@made-in-china.com 2019-04-04 #1

`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=1776207607

Subdomains

www.edu163.com

mail.edu163.com

Same first word

edu163.com

edu163.net

edu163.org.cn

Similar names

163edu.com.cn

ued361.com

deu316.org

DNS History

7 records (6 active, 1 former)

●NSns.focusdns.net2026-02-24 → 2026-04-14 · 3 obs

○ 2015-05-24 20:02:04
● 2026-02-24 12:41:50
● 2026-04-14 23:12:26

●NSns1.made-in-china.com2015-05-24 → 2026-04-14 · 2 obs

● 2015-05-24 20:02:04
● 2026-04-14 23:12:26

●NSns2.focusdns.net2026-02-24 → 2026-04-14 · 3 obs

○ 2015-05-24 20:02:04
● 2026-02-24 12:41:50
● 2026-04-14 23:12:26

●NSns2.made-in-china.com2015-05-24 → 2026-04-14 · 2 obs

● 2015-05-24 20:02:04
● 2026-04-14 23:12:26

●MXmail.edu163.com2015-05-24 → 2026-04-14 · 2 obs

● 2015-05-24 20:02:04
● 2026-04-14 23:12:26

○A210.51.192.102015-05-24 → 2017-04-19 · 4 obs

● 2015-05-24 20:02:04
● 2017-04-19 21:05:46
○ 2026-02-24 12:41:50
○ 2026-04-14 23:12:26

●A220.128.78.72026-02-24 → 2026-04-14 · 3 obs

○ 2017-04-19 21:05:46
● 2026-02-24 12:41:50
● 2026-04-14 23:12:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
edu163.com	ns.focusdns.net, ns2.focusdns.net	-

✅ Authoritative Response

Server:192.235.96.141

NS records: ns.focusdns.net, ns2.focusdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for edu163.com (unsigned zone)

⏱️ Timing

Total: 395ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`220.128.78.7`
NS	2	`ns2.made-in-china.com, ns1.made-in-china.com`
MX	1	`mail.edu163.com (pri: 10)`
SOA	1	`ns1.made-in-china.com hostmaster.made-in`

Analysis

Hierarchy

edu163.com is parent of www.edu163.com and mail.edu163.com.

IP Addresses

edu163.com resolves to a single IP address: 220.128.78.7.

Other host names including mail.unhat.com, talonauto.com, mail.motor168.com, www.cagreenlight.com and cncaircraft.com share IP numbers with edu163.com.

Name Servers

edu163.com is delegated to four name servers: ns1.made-in-china.com, ns2.made-in-china.com, ns2.focusdns.net and ns.focusdns.net.

edu163.com at least partially shares name servers with other domains, including adascooter.com, ns.focusdns.net, unhat.com, ihozs.com and chinatr.com.