b4104.cn - robtex.com
b4104.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:2b78🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:b30f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.43.120Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.179.15🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | carrera.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26e7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carrera.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2e7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | carrera.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22e7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | carrera.ns.cloudflare.com | ||||||
| A | 108.162.194.231🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carrera.ns.cloudflare.com | ||||||
| A | 162.159.38.231Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carrera.ns.cloudflare.com | ||||||
| A | 172.64.34.231🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carrera.ns.cloudflare.com | ||||||
| NS | jim.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b7d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jim.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c17d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jim.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:217d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jim.ns.cloudflare.com | ||||||
| A | 108.162.193.125🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jim.ns.cloudflare.com | ||||||
| A | 172.64.33.125🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jim.ns.cloudflare.com | ||||||
| A | 173.245.59.125🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jim.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.43.120, 172.67.179.15 | ||||||
| IPv6 hints | 2606:4700:3035::6815:2b78, 2606:4700:3037::ac43:b30f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=240, name=cloudflare-ech.com | ||||||
| SOA | carrera.ns.cloudflare.comdns@cloudflare.com serial=2401371892 | ||||||
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=2034778463 | ||||||
Same first word
b4104.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NScarrera.ns.cloudflare.com2026-04-25 → 2026-05-11 · 2 obs
● 2026-05-11 11:39:26
●NSjim.ns.cloudflare.com2026-04-25 → 2026-05-11 · 2 obs
● 2026-05-11 11:39:26
●A104.21.43.1202026-04-25 → 2026-05-11 · 2 obs
● 2026-05-11 11:39:26
●A172.67.179.152026-04-25 → 2026-05-11 · 2 obs
● 2026-05-11 11:39:26
●A2606:4700:3035::6815:2b782026-04-25 → 2026-05-11 · 2 obs
● 2026-05-11 11:39:26
●A2606:4700:3037::ac43:b30f2026-04-25 → 2026-05-11 · 2 obs
● 2026-05-11 11:39:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| b4104.cn | jim.ns.cloudflare.com, carrera.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.125
NS records: jim.ns.cloudflare.com, carrera.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b4104.cn (unsigned zone)
⏱️ Timing
Total: 2717ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.179.15, 104.21.43.120 |
| AAAA | 2 | 2606:4700:3035::6815:2b78, 2606:4700:3037::ac43:b30f |
| NS | 2 | carrera.ns.cloudflare.com, jim.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | carrera.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
b4104.cn resolves to four IP numbers: 2606:4700:3035::6815:2b78, 2606:4700:3037::ac43:b30f, 104.21.43.120 and 172.67.179.15.
other host names for instance maleo.co, imigrasitaipei.com, 2opinion.gr, culversmenus.com and sadaalhajjaj.net share IP numbers with b4104.cn.
Name Servers
b4104.cn is delegated to two name servers: carrera.ns.cloudflare.com and jim.ns.cloudflare.com.
b4104.cn shares the same name server setup as other domains, for example rgkh.cn, kings-power.com, 0692news3.cn, qdbys.cn and limetecc.com.
b4104.cn at least partially shares name servers with other domains, for instance wujidun.com, virtualcloudmanager.com, rosero.one, macpirate.com and nhietdienlanh.com.
These name servers are often used with houston.ns.cloudflare.com and mary.ns.cloudflare.com.
Host names with six IP numbers:
carrera.ns.cloudflare.com points to: 2606:4700:50::a29f:26e7, 2803:f800:50::6ca2:c2e7, 2a06:98c1:50::ac40:22e7, 108.162.194.231, 162.159.38.231 and 172.64.34.231; jim.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7d, 2803:f800:50::6ca2:c17d, 2a06:98c1:50::ac40:217d, 108.162.193.125, 172.64.33.125 and 173.245.59.125.