`pkuember.com`

DNSSEC	⚠️ Not signed
NS	`ns1.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.254^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns2.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`ns3.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.77^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns4.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
		A	211.149.230.100^{🇨🇳 CHINANET-SCIDC-AS-AP211.149.224.0/19 chinanet SC province network-client}
NS	`ns5.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	61.172.183.73^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
		A	118.123.249.114^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}
NS	`ns6.363.hk` ⚠️ Not in zone NS records
		A	240e:d9:c200:1::2^{🇨🇳 CHINANET-SCIDC-AS-AP240e:d9:c000::/36 SICHUANIDC province network}
		A	60.247.150.13^{🇨🇳 CHINANET-SCIDC-AS-AP60.247.128.0/18 SICHUANIDC province network}
		A	118.123.253.132^{🇨🇳 CHINANET-SCIDC-AS-AP118.123.240.0/20 CHINANET SiChuan Telecom Internet Data Center}

`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=1786349754

Subdomains

koday.pkuember.com

m.pkuember.com

Same first word

pkuember.com

DNS History

11 records (6 active, 5 former)

○NSf1g1ns1.dnspod.net2019-02-22 → 2019-02-22 · 3 obs

● 2019-02-22 19:46:04
○ 2026-05-25 11:22:10
○ 2026-08-10 08:30:06

○NSf1g1ns2.dnspod.net2019-02-22 → 2019-02-22 · 3 obs

● 2019-02-22 19:46:04
○ 2026-05-25 11:22:10
○ 2026-08-10 08:30:06

●NSns1.363.hk2026-05-25 → 2026-08-10 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
● 2026-08-10 08:30:06

○NSns1.myhostadmin.net2026-05-25 → 2026-05-25 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
○ 2026-08-10 08:30:06

●NSns2.363.hk2026-05-25 → 2026-08-10 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
● 2026-08-10 08:30:06

○NSns2.myhostadmin.net2026-05-25 → 2026-05-25 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
○ 2026-08-10 08:30:06

●NSns3.363.hk2026-05-25 → 2026-08-10 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
● 2026-08-10 08:30:06

●NSns4.363.hk2026-05-25 → 2026-08-10 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
● 2026-08-10 08:30:06

●NSns5.363.hk2026-05-25 → 2026-08-10 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
● 2026-08-10 08:30:06

●NSns6.363.hk2026-05-25 → 2026-08-10 · 3 obs

○ 2019-02-22 19:46:04
● 2026-05-25 11:22:10
● 2026-08-10 08:30:06

○A154.214.95.1992026-05-25 → 2026-05-25 · 2 obs

● 2026-05-25 11:22:10
○ 2026-08-10 08:30:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
pkuember.com	ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk...	-

✅ Authoritative Response

Server:211.149.230.100

NS records: ns1.363.hk, ns2.363.hk, ns3.363.hk, ns4.363.hk, ns5.363.hk, ns6.363.hk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pkuember.com (unsigned zone)

⏱️ Timing

Total: 1550ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.214.95.199`
NS	2	`ns2.myhostadmin.net, ns1.myhostadmin.net`
SOA	1	`ns1.myhostadmin.net dnsconct.myhostadmin`

Analysis

Hierarchy

The parent domain of koday.pkuember.com and m.pkuember.com is pkuember.com.

Name Servers

pkuember.com has 6 name servers — ns1.363.hk, ns2.363.hk, ns3.363.hk and 3 others.

The name servers of pkuember.com overlap at least partially with those of other domains — among them aierti.com, wonderlandnanjing.cn, skcf.cn and two more.

These name servers commonly appear in delegations together with ns4.363.hk, ns5.363.hk, ns6.363.hk and 6 other.

Hosts pointing to four IP addresses:

ns1.363.hk resolves to 60.247.150.254, 118.123.249.114, 118.123.253.132 and 240e:d9:c200::2.

Hosts with three IP address records:

ns2.363.hk resolves to 61.172.183.73, 211.149.230.100 and 240e:d9:c200:1::2.

ns3.363.hk resolves to 61.172.183.77, 118.123.249.114 and 240e:d9:c200::2.

ns4.363.hk resolves to 118.123.253.132, 211.149.230.100 and 240e:d9:c200:1::2.

ns5.363.hk resolves to 61.172.183.73, 118.123.249.114 and 240e:d9:c200::2.

ns6.363.hk resolves to 60.247.150.13, 118.123.253.132 and 240e:d9:c200:1::2.

ns1.363.hk, ns3.363.hk and ns5.363.hk all direct to 240e:d9:c200::2.

ns1.363.hk, ns3.363.hk and ns5.363.hk all direct to 118.123.249.114.

ns1.363.hk, ns4.363.hk and ns6.363.hk all direct to 118.123.253.132.