51voice.cn - robtex.com
51voice.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:4777🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:90cd🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.71.119Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.144.205🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dakota.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c4f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c34f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:234f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 108.162.195.79🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 162.159.44.79Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 172.64.35.79🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| NS | hazel.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:269d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c29d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:229d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 108.162.194.157🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 162.159.38.157Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 172.64.34.157🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.71.119, 172.67.144.205 | ||||||
| IPv6 hints | 2606:4700:3034::6815:4777, 2606:4700:3037::ac43:90cd | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=214, name=cloudflare-ech.com | ||||||
| SOA | dakota.ns.cloudflare.comdns@cloudflare.com serial=2400374223 | ||||||
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=2034775248 | ||||||
Same first word
51voice.cn |
DNS History
8 records (6 active, 2 former)
●NSdakota.ns.cloudflare.com2026-04-07 → 2026-05-10 · 3 obs
● 2026-04-07 03:45:28
● 2026-05-10 16:31:14
○NSdns19.hichina.com2015-05-14 → 2020-02-28 · 4 obs
● 2020-02-28 11:52:20
○ 2026-04-07 03:45:28
○ 2026-05-10 16:31:14
○NSdns20.hichina.com2015-05-14 → 2020-02-28 · 4 obs
● 2020-02-28 11:52:20
○ 2026-04-07 03:45:28
○ 2026-05-10 16:31:14
●NShazel.ns.cloudflare.com2026-04-07 → 2026-05-10 · 3 obs
● 2026-04-07 03:45:28
● 2026-05-10 16:31:14
●A104.21.71.1192026-04-07 → 2026-05-10 · 2 obs
● 2026-05-10 16:31:14
●A172.67.144.2052026-04-07 → 2026-05-10 · 2 obs
● 2026-05-10 16:31:14
●A2606:4700:3034::6815:47772026-04-07 → 2026-05-10 · 2 obs
● 2026-05-10 16:31:14
●A2606:4700:3037::ac43:90cd2026-04-07 → 2026-05-10 · 2 obs
● 2026-05-10 16:31:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn... | - |
| 51voice.cn | hazel.ns.cloudflare.com, dakota.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.157
NS records: hazel.ns.cloudflare.com, dakota.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51voice.cn (unsigned zone)
⏱️ Timing
Total: 730ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.71.119, 172.67.144.205 |
| AAAA | 2 | 2606:4700:3034::6815:4777, 2606:4700:3037::ac43:90cd |
| NS | 2 | dakota.ns.cloudflare.com, hazel.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dakota.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
51voice.cn points to four IP numbers: 2606:4700:3034::6815:4777, 2606:4700:3037::ac43:90cd, 104.21.71.119 and 172.67.144.205.
For instance, other host names mail.xim.tv, rpgbloggers.com, classe.com.br, bankswiftinfo.com and zhengtianyu.com share IP numbers with 51voice.cn.
Name Servers
51voice.cn is delegated to two name servers: dakota.ns.cloudflare.com and hazel.ns.cloudflare.com.
51voice.cn uses the same name server setup as other domains such as tradetm.net, 228866.cn, suhong1.com, ugzz.cn and ycxjsj.cn.
51voice.cn shares name servers with other domains at least partially, for example agl007.site, cwn.cc, lynovarqexa.com, wcxqlg.com and uromed.gr.
These name servers are commonly used together with nadia.ns.cloudflare.com, bristol.ns.cloudflare.com, tony.ns.cloudflare.com and yew.ns.cloudflare.com.
Host names with six IP numbers: host name dakota.ns.cloudflare.com points to: 2606:4700:58::a29f:2c4f, 2803:f800:50::6ca2:c34f, 2a06:98c1:50::ac40:234f, 108.162.195.79, 162.159.44.79 and 172.64.35.79; host name hazel.ns.cloudflare.com points to: 2606:4700:50::a29f:269d, 2803:f800:50::6ca2:c29d, 2a06:98c1:50::ac40:229d, 108.162.194.157, 162.159.38.157 and 172.64.34.157.