best-sd.cn - robtex.com
best-sd.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:8cb8🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:2ea7🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.46.167Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.140.184🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ajay.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b38🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c138🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2138🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 108.162.193.56🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 172.64.33.56🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 173.245.59.56🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| NS | olivia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26dd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22dd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 108.162.194.221🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 162.159.38.221Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 172.64.34.221🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.46.167, 172.67.140.184 | ||||||
| IPv6 | 2606:4700:3030::ac43:8cb8, 2606:4700:3035::6815:2ea7 | ||||||
| SOA | ajay.ns.cloudflare.comdns@cloudflare.com serial=2399047121 | ||||||
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=2034595486 | ||||||
Subdomains
www.best-sd.cn |
Same first word
best-sd.cn |
Similar names
DNS History
9 records (6 active, 3 former)
●NSajay.ns.cloudflare.com2026-02-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:50:08
○NSdm1.longmingdns.com2026-02-27 → 2026-03-27 · 2 obs
○ 2026-03-27 19:50:08
○NSdm2.longmingdns.com2026-02-27 → 2026-03-27 · 2 obs
○ 2026-03-27 19:50:08
●NSolivia.ns.cloudflare.com2026-02-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:50:08
●A104.21.46.1672026-02-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:50:08
○A107.148.185.1212026-02-27 → 2026-03-27 · 2 obs
○ 2026-03-27 19:50:08
●A172.67.140.1842026-02-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:50:08
●A2606:4700:3030::ac43:8cb82026-02-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:50:08
●A2606:4700:3035::6815:2ea72026-02-27 → 2026-03-27 · 2 obs
● 2026-03-27 19:50:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| best-sd.cn | ajay.ns.cloudflare.com, olivia.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.221
NS records: ajay.ns.cloudflare.com, olivia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for best-sd.cn (unsigned zone)
⏱️ Timing
Total: 1047ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.140.184, 104.21.46.167 |
| AAAA | 2 | 2606:4700:3030::ac43:8cb8, 2606:4700:3035::6815:2ea7 |
| NS | 2 | ajay.ns.cloudflare.com, olivia.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ajay.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
The parent of www.best-sd.cn is best-sd.cn.
IP Addresses
best-sd.cn maps to four IP numbers: 2606:4700:3030::ac43:8cb8, 2606:4700:3035::6815:2ea7, 104.21.46.167 and 172.67.140.184.
Other host names such as workcompguru.com, ns2.caribbeancurry.com, tt429.com, wenk-italia.com and zjdxg.com share IPs with best-sd.cn.
Name Servers
Two name servers ajay.ns.cloudflare.com and olivia.ns.cloudflare.com handle the delegation for best-sd.cn.
best-sd.cn shares the same name server setup as other domains, for example bovite.cn, ahxljt.cn, jbsyj.cn, kacll5.cn and flipcart.cn.
best-sd.cn at least partially shares name servers with other domains, for example neonmedica.jp.net, rofuwoqesausventuresco.digital, poe.rip, lawmedia.net and citisolo.cn.
These name servers are often used together with peyton.ns.cloudflare.com and paityn.ns.cloudflare.com.
Host names with six IP numbers:
ajay.ns.cloudflare.com points to 2606:4700:58::adf5:3b38, 2803:f800:50::6ca2:c138, 2a06:98c1:50::ac40:2138, 108.162.193.56, 172.64.33.56 and 173.245.59.56.
olivia.ns.cloudflare.com points to 2606:4700:50::a29f:26dd, 2803:f800:50::6ca2:c2dd, 2a06:98c1:50::ac40:22dd, 108.162.194.221, 162.159.38.221 and 172.64.34.221.