qchtang.cn - robtex.com
qchtang.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:4126🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8c2f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.65.38Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.140.47🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ezra.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c0f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c30f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:230f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 108.162.195.15🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 162.159.44.15Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| A | 172.64.35.15🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ezra.ns.cloudflare.com | ||||||
| NS | thea.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26f7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22f7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 108.162.194.247🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 162.159.38.247Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 172.64.34.247🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.65.38, 172.67.140.47 | ||||||
| IPv6 hints | 2606:4700:3031::6815:4126, 2606:4700:3037::ac43:8c2f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=24, name=cloudflare-ech.com | ||||||
| SOA | ezra.ns.cloudflare.comdns@cloudflare.com serial=2400167464 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034626031 | ||||||
Same first word
qchtang.cn |
DNS History
6 records (6 active, 0 former)
●NSezra.ns.cloudflare.com2026-02-22 → 2026-04-02 · 2 obs
● 2026-04-02 16:47:26
●NSthea.ns.cloudflare.com2026-02-22 → 2026-04-02 · 2 obs
● 2026-04-02 16:47:26
●A104.21.65.382026-02-22 → 2026-04-02 · 2 obs
● 2026-04-02 16:47:26
●A172.67.140.472026-02-22 → 2026-04-02 · 2 obs
● 2026-04-02 16:47:26
●A2606:4700:3031::6815:41262026-02-22 → 2026-04-02 · 2 obs
● 2026-04-02 16:47:26
●A2606:4700:3037::ac43:8c2f2026-02-22 → 2026-04-02 · 2 obs
● 2026-04-02 16:47:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| qchtang.cn | ezra.ns.cloudflare.com, thea.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.15
NS records: ezra.ns.cloudflare.com, thea.ns.cloudflare.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 3239ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.140.47, 104.21.65.38 |
| AAAA | 2 | 2606:4700:3031::6815:4126, 2606:4700:3037::ac43:8c2f |
| NS | 2 | ezra.ns.cloudflare.com, thea.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ezra.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
qchtang.cn refers to four IP numbers: 2606:4700:3031::6815:4126, 2606:4700:3037::ac43:8c2f, 104.21.65.38 and 172.67.140.47.
Other host names, for instance theheatingcompany.co.nz, ynly598.com, www.kingsroadmarch.com, teksyndicate.com and www.immopassion.fr share IP numbers with qchtang.cn.
Name Servers
qchtang.cn's delegation uses two name servers: ezra.ns.cloudflare.com and thea.ns.cloudflare.com.
qchtang.cn uses the same name server setup as other domains, such as shelvingandchairs.com, 563219.cn, 9zzf.cn, mmyphoto.com and yuameng.com.
qchtang.cn at least partially shares name servers with other domains, including sminion.com, megaking.net, ranco.biz, aarth.com and lightningwriter.com.
These name servers are commonly used with gwen.ns.cloudflare.com, piper.ns.cloudflare.com and vicente.ns.cloudflare.com.
Host names with six IP numbers:
ezra.ns.cloudflare.com points to 2606:4700:58::a29f:2c0f, 2803:f800:50::6ca2:c30f, 2a06:98c1:50::ac40:230f, 108.162.195.15, 162.159.44.15 and 172.64.35.15.
thea.ns.cloudflare.com points to 2606:4700:50::a29f:26f7, 2803:f800:50::6ca2:c2f7, 2a06:98c1:50::ac40:22f7, 108.162.194.247, 162.159.38.247 and 172.64.34.247.