`cornerstonedu.com`

DNSSEC	⚠️ Not signed
A	118.107.2.5^{🇸🇬 CTGSERVERLIMITED-AS-AP118.107.2.0/24 RACKIP CONSULTANCY PTE. LTD. No. 3, Pemimpin Drive, 07-04 Lip Hing, Industrial Building,}
NS	`ns1.julydns.com` ⭐
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com`
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1772515166

`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=1778668186

Subdomains

tv.cornerstonedu.com

vip.cornerstonedu.com

zb.cornerstonedu.com

m.cornerstonedu.com

wap.cornerstonedu.com

tsl.cornerstonedu.com

www.cornerstonedu.com

share.cornerstonedu.com

Same first word

cornerstonedu.com

Similar names

nortonsecured.bargains

nortonsecured.net

nortonsecured.support

DNS History

6 records (3 active, 3 former)

○NSdns27.hichina.com2019-12-17 → 2019-12-17 · 3 obs

● 2019-12-17 20:13:02
○ 2026-02-20 14:12:44
○ 2026-05-13 10:34:14

○NSdns28.hichina.com2019-12-17 → 2019-12-17 · 3 obs

● 2019-12-17 20:13:02
○ 2026-02-20 14:12:44
○ 2026-05-13 10:34:14

●NSns1.julydns.com2026-02-20 → 2026-05-13 · 3 obs

○ 2019-12-17 20:13:02
● 2026-02-20 14:12:44
● 2026-05-13 10:34:14

●NSns2.julydns.com2026-02-20 → 2026-05-13 · 3 obs

○ 2019-12-17 20:13:02
● 2026-02-20 14:12:44
● 2026-05-13 10:34:14

●A118.107.2.52026-03-07 → 2026-05-13 · 3 obs

○ 2026-02-20 14:12:44
● 2026-03-07 06:26:50
● 2026-05-13 10:34:14

○A91.246.59.652026-02-20 → 2026-02-20 · 3 obs

● 2026-02-20 14:12:44
○ 2026-03-07 06:26:50
○ 2026-05-13 10:34:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cornerstonedu.com	ns1.julydns.com, ns2.julydns.com	2 records

✅ Authoritative Response

Server:162.159.48.223

NS records: ns1.julydns.com, ns2.julydns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cornerstonedu.com (unsigned zone)

⏱️ Timing

Total: 238ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`118.107.2.5`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.julydns.com, ns2.julydns.com)

Analysis

Hierarchy

cornerstonedu.com is a parent of tv.cornerstonedu.com, vip.cornerstonedu.com, zb.cornerstonedu.com, m.cornerstonedu.com, wap.cornerstonedu.com and several other host names.

IP Addresses

cornerstonedu.com points to a single IP number: 118.107.2.5.

other host names for instance m.szkjfc.com, vip.kscqcc.com, tv.bjyxdg.com, share.58youzhi.com and tsl.yangxinyu.com share IP numbers with cornerstonedu.com.

Name Servers

cornerstonedu.com is delegated to two name servers: ns1.julydns.com and ns2.julydns.com.

cornerstonedu.com shares the same name server setup as other domains, for example transourcegroup.com, wuhanbaosu.com, hwjnf15.com, keleuc.com and cqzycz.com.

cornerstonedu.com at least partially shares name servers with other domains, for instance kf580983.cn, pharmacyerp.com, leyoo.net, xlybyip.cn and vipd.cn.

These name servers are often used with ns1.judns.com and ns2.judns.com.

Host names with a single IP number:

ns1.julydns.com points to 162.159.48.223 and ns2.julydns.com points to 162.159.48.223.

Host names that point to 162.159.48.223: ns1.julydns.com and ns2.julydns.com.

cornerstonedu.com - robtex.com