cqhdedu.com - robtex.com
cqhdedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:1274🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3031::ac43:b5cb🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.18.116Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.181.203🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dexter.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cbe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dexter.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3be🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dexter.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23be🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dexter.ns.cloudflare.com | ||||||
| A | 108.162.195.190🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dexter.ns.cloudflare.com | ||||||
| A | 162.159.44.190Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dexter.ns.cloudflare.com | ||||||
| A | 172.64.35.190🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dexter.ns.cloudflare.com | ||||||
| NS | meg.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ac4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meg.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0c4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | meg.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20c4🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | meg.ns.cloudflare.com | ||||||
| A | 108.162.192.196🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meg.ns.cloudflare.com | ||||||
| A | 172.64.32.196🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meg.ns.cloudflare.com | ||||||
| A | 173.245.58.196🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | meg.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.18.116, 172.67.181.203 | ||||||
| IPv6 hints | 2606:4700:3030::6815:1274, 2606:4700:3031::ac43:b5cb | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=186, name=cloudflare-ech.com | ||||||
| SOA | dexter.ns.cloudflare.comdns@cloudflare.com serial=2400615341 | ||||||
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.netnstld@verisign-grs.com serial=1776214977 | ||||||
Same first word
cqhdedu.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NSdexter.ns.cloudflare.com2026-03-31 → 2026-04-15 · 3 obs
● 2026-03-31 17:17:52
● 2026-04-15 01:18:14
○NSdns10.hichina.com2016-12-16 → 2017-12-09 · 4 obs
● 2017-12-09 20:37:12
○ 2026-03-31 17:17:52
○ 2026-04-15 01:18:14
○NSdns9.hichina.com2016-12-16 → 2017-12-09 · 4 obs
● 2017-12-09 20:37:12
○ 2026-03-31 17:17:52
○ 2026-04-15 01:18:14
●NSmeg.ns.cloudflare.com2026-03-31 → 2026-04-15 · 3 obs
● 2026-03-31 17:17:52
● 2026-04-15 01:18:14
○MXmxbiz1.qq.com2016-12-16 → 2017-12-09 · 4 obs
● 2017-12-09 20:37:12
○ 2026-03-31 17:17:52
○ 2026-04-15 01:18:14
○MXmxbiz2.qq.com2016-12-16 → 2017-12-09 · 4 obs
● 2017-12-09 20:37:12
○ 2026-03-31 17:17:52
○ 2026-04-15 01:18:14
●A104.21.18.1162026-04-15 → 2026-04-15 · 1 obs
●A172.67.181.2032026-04-15 → 2026-04-15 · 1 obs
●A2606:4700:3030::6815:12742026-04-15 → 2026-04-15 · 1 obs
●A2606:4700:3031::ac43:b5cb2026-04-15 → 2026-04-15 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net... | - |
| cqhdedu.com | meg.ns.cloudflare.com, dexter.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.190
NS records: meg.ns.cloudflare.com, dexter.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cqhdedu.com (unsigned zone)
⏱️ Timing
Total: 124ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.181.203, 104.21.18.116 |
| AAAA | 2 | 2606:4700:3030::6815:1274, 2606:4700:3031::ac43:b5cb |
| NS | 2 | dexter.ns.cloudflare.com, meg.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dexter.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (meg.ns.cloudflare.com, meg.ns.cloudflare.com, meg.ns.cloudflare.com...)
Analysis
IP Addresses
cqhdedu.com refers to four IP numbers: 2606:4700:3030::6815:1274, 2606:4700:3031::ac43:b5cb, 104.21.18.116 and 172.67.181.203.
Other host names, for instance sonos.getdeveloper.de, orbitprimeedge.digital, www.intestinaltransplant.org, mail.tomfarwell.com and www.clarisonic.com.tw share IP numbers with cqhdedu.com.
Name Servers
cqhdedu.com's delegation uses two name servers: dexter.ns.cloudflare.com and meg.ns.cloudflare.com.
cqhdedu.com uses the same name server setup as other domains, such as tsrd.ru, apkmarket.org, theponderingnook.com, citadinesbiyun.com and dreamgreen.earth.
cqhdedu.com at least partially shares name servers with other domains, including technobezz.es, ricknunez.com, skorbolaonline.com, vintagegolfoi.com and ahlags.com.
These name servers are commonly used with grannbo.ns.cloudflare.com, diva.ns.cloudflare.com and aleena.ns.cloudflare.com.
Host names with six IP numbers:
dexter.ns.cloudflare.com points to 2606:4700:58::a29f:2cbe, 2803:f800:50::6ca2:c3be, 2a06:98c1:50::ac40:23be, 108.162.195.190, 162.159.44.190 and 172.64.35.190.
meg.ns.cloudflare.com points to 2606:4700:50::adf5:3ac4, 2803:f800:50::6ca2:c0c4, 2a06:98c1:50::ac40:20c4, 108.162.192.196, 172.64.32.196 and 173.245.58.196.