`qhwledu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:b00f^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4842^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.66^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.176.15^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`harlan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cfa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harlan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harlan.ns.cloudflare.com`
		A	108.162.195.250^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	162.159.44.250^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
		A	172.64.35.250^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harlan.ns.cloudflare.com`
NS	`nena.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nena.ns.cloudflare.com`
		A	108.162.194.161^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	162.159.38.161^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	172.64.34.161^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.72.66, 172.67.176.15
		IPv6	2606:4700:3036::ac43:b00f, 2606:4700:3037::6815:4842
SOA	`harlan.ns.cloudflare.com`dns@cloudflare.com serial=2399303952

`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=1774664172

Same first word

qhwledu.com

DNS History

18 records (6 active, 12 former)

○NSa.share-dns.com2026-02-28 → 2026-02-28 · 3 obs

○ 2017-05-10 11:32:22
● 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSa12.share-dns.com2026-02-28 → 2026-02-28 · 3 obs

○ 2017-05-10 11:32:22
● 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSb.share-dns.net2026-02-28 → 2026-02-28 · 3 obs

○ 2017-05-10 11:32:22
● 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSb12.share-dns.net2026-02-28 → 2026-02-28 · 3 obs

○ 2017-05-10 11:32:22
● 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

●NSharlan.ns.cloudflare.com2026-03-28 → 2026-03-28 · 2 obs

○ 2026-02-28 16:41:18
● 2026-03-28 02:41:48

●NSnena.ns.cloudflare.com2026-03-28 → 2026-03-28 · 2 obs

○ 2026-02-28 16:41:18
● 2026-03-28 02:41:48

○NSns1.myhostadmin.net2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 11:32:22
○ 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSns2.myhostadmin.net2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 11:32:22
○ 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSns3.myhostadmin.net2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 11:32:22
○ 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSns4.myhostadmin.net2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 11:32:22
○ 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSns5.myhostadmin.net2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 11:32:22
○ 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○NSns6.myhostadmin.net2017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 11:32:22
○ 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

○A103.246.244.1462017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 11:32:22
○ 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

●A104.21.72.662026-03-28 → 2026-03-28 · 2 obs

○ 2026-02-28 16:41:18
● 2026-03-28 02:41:48

○A140.188.197.1352026-02-28 → 2026-02-28 · 3 obs

○ 2017-05-10 11:32:22
● 2026-02-28 16:41:18
○ 2026-03-28 02:41:48

●A172.67.176.152026-03-28 → 2026-03-28 · 2 obs

○ 2026-02-28 16:41:18
● 2026-03-28 02:41:48

●A2606:4700:3036::ac43:b00f2026-03-28 → 2026-03-28 · 2 obs

○ 2026-02-28 16:41:18
● 2026-03-28 02:41:48

●A2606:4700:3037::6815:48422026-03-28 → 2026-03-28 · 2 obs

○ 2026-02-28 16:41:18
● 2026-03-28 02:41:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
qhwledu.com	nena.ns.cloudflare.com, harlan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.161

NS records: nena.ns.cloudflare.com, harlan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for qhwledu.com (unsigned zone)

⏱️ Timing

Total: 113ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.176.15, 104.21.72.66`
AAAA	2	`2606:4700:3036::ac43:b00f, 2606:4700:3037::6815:4842`
NS	2	`harlan.ns.cloudflare.com, nena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`harlan.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nena.ns.cloudflare.com, nena.ns.cloudflare.com, nena.ns.cloudflare.com...)

Analysis

IP Addresses

qhwledu.com maps to four IP numbers: 2606:4700:3036::ac43:b00f, 2606:4700:3037::6815:4842, 104.21.72.66 and 172.67.176.15.

Other host names, for instance addonlineincome.com, zztt.com.cn, vizio.ca, concertaddicts.com and evk2kqndliblg3aosvfypuaapep3ohzs7sjz2xn7455gdbwoim6a.ar.4everland.io share IP numbers with qhwledu.com.

Name Servers

Two name servers harlan.ns.cloudflare.com and nena.ns.cloudflare.com are delegated to qhwledu.com.

qhwledu.com uses the same name server configuration as other domains, such as xarsh.com, chtvt.com, urbcon.com, vip3gjlb.com and myengg.com.

qhwledu.com at least partially shares name servers with other domains such as cpcscouting.org, 517668.cn, myzuka.club, connectagri.com and toolntime.com.

Host names with six IP numbers: Host name harlan.ns.cloudflare.com points to 2606:4700:58::a29f:2cfa, 2803:f800:50::6ca2:c3fa, 2a06:98c1:50::ac40:23fa, 108.162.195.250, 162.159.44.250 and 172.64.35.250; host name nena.ns.cloudflare.com points to 2606:4700:50::a29f:26a1, 2803:f800:50::6ca2:c2a1, 2a06:98c1:50::ac40:22a1, 108.162.194.161, 162.159.38.161 and 172.64.34.161.

qhwledu.com - robtex.com

qhwledu.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`qhwledu.com`

`com`