sem-learning.com - dns.ninja

`sem-learning.com`

DNSSEC	⚠️ Not signed
A	139.217.63.157^{🇨🇳 BLUECLOUD139.217.0.0/17 Microsoft China}
NS	`dns11.hichina.com` ⭐
		A	2408:4009:501::19^{🇨🇳 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	`dns12.hichina.com`
		A	2408:4009:501::20^{🇨🇳 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,}
TXT	`A96F5291DB1B6BB7C67B2A93B20D30170C48BD282B70BA3A288B6EA8EA5D59D0`
TXT	`_hl8diooxfh3st913i4uf97hzpthzm9j`
TXT	`sck9xg24cmcchhgcb2s8g3cgvvpnng6x`
TXT	`129m444vtq6m2bw7q16nnt28kjvt00l4`
TXT	`_ipt60lhfvlm6r7qe61vkgdn6oqedf1o`
TXT	`_131ez9ntd9yl9gn6zbvafpv49fj0he4`
SOA	`dns11.hichina.com`hostmaster@hichina.com 2026-06-04 #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=1783797607

Same first word

sem-learning.com

Similar names

sm-elearning.com

sme-learning.top

DNS History

3 records (3 active, 0 former)

●NSdns11.hichina.com2026-07-02 → 2026-07-11 · 2 obs

● 2026-07-02 15:31:16
● 2026-07-11 19:43:22

●NSdns12.hichina.com2026-07-02 → 2026-07-11 · 2 obs

● 2026-07-02 15:31:16
● 2026-07-11 19:43:22

●A139.217.63.1572026-07-02 → 2026-07-11 · 2 obs

● 2026-07-02 15:31:16
● 2026-07-11 19:43:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
sem-learning.com	dns11.hichina.com, dns12.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns11.hichina.com, dns12.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sem-learning.com (unsigned zone)

⏱️ Timing

Total: 653ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.217.63.157`
NS	2	`dns12.hichina.com, dns11.hichina.com`
TXT	6	`129m444vtq6m2bw7q16nnt28kjvt00l4, _ipt60lhfvlm6r7qe61vkgdn6oqedf1o...`
SOA	1	`dns11.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns11.hichina.com, dns11.hichina.com, dns11.hichina.com...)

Analysis

IP Addresses

sem-learning.com resolves to one IP address: 139.217.63.157.

Name Servers

sem-learning.com uses two name servers for its delegation: dns11.hichina.com and dns12.hichina.com.

sem-learning.com uses the same name servers as several other domains — among them laitouba.com, modi.mobi, risestar.cn and two more.

sem-learning.com partially shares its NS delegation with several other domains, including yuqianjin.cn, berich.cn, cnste.org and two others.

The name servers expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com are often found in use alongside these name servers.

Hostnames that resolve to 9 IP addresses:

Hostname dns11.hichina.com directs to 39.96.153.42, 39.96.153.52 and 47.118.199.202 along with 6 other IP addresses.

Hostname dns12.hichina.com directs to 39.96.153.41, 39.96.153.51 and 47.118.199.201 along with 6 other IP addresses.