u841.cn - robtex.com
u841.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:5c94🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:c337🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.92.148Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.195.55🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kim.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a7e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kim.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c07e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kim.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:207e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kim.ns.cloudflare.com | ||||||
| A | 108.162.192.126🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kim.ns.cloudflare.com | ||||||
| A | 172.64.32.126🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kim.ns.cloudflare.com | ||||||
| A | 173.245.58.126🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kim.ns.cloudflare.com | ||||||
| NS | leif.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cde🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leif.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | leif.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23de🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | leif.ns.cloudflare.com | ||||||
| A | 108.162.195.222🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leif.ns.cloudflare.com | ||||||
| A | 162.159.44.222Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leif.ns.cloudflare.com | ||||||
| A | 172.64.35.222🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leif.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.92.148, 172.67.195.55 | ||||||
| IPv6 hints | 2606:4700:3031::6815:5c94, 2606:4700:3035::ac43:c337 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com | ||||||
| SOA | kim.ns.cloudflare.comdns@cloudflare.com serial=2397376660 | ||||||
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=2034660590 | ||||||
Same first word
u841.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSkim.ns.cloudflare.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 01:06:10
●NSleif.ns.cloudflare.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 01:06:10
●A104.21.92.1482026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 01:06:10
●A172.67.195.552026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 01:06:10
●A2606:4700:3031::6815:5c942026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 01:06:10
●A2606:4700:3035::ac43:c3372026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 01:06:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| u841.cn | kim.ns.cloudflare.com, leif.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.222
NS records: kim.ns.cloudflare.com, leif.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u841.cn (unsigned zone)
⏱️ Timing
Total: 930ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.195.55, 104.21.92.148 |
| AAAA | 2 | 2606:4700:3031::6815:5c94, 2606:4700:3035::ac43:c337 |
| NS | 2 | kim.ns.cloudflare.com, leif.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kim.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
Four IP numbers are pointed to by u841.cn: 2606:4700:3031::6815:5c94, 2606:4700:3035::ac43:c337, 104.21.92.148 and 172.67.195.55.
other host names including exertis.no, kjoreign.is, www.10000explorers.com, callcenterbeat.com and 001pd.cn share IP numbers with u841.cn.
Name Servers
u841.cn is delegated to two name servers kim.ns.cloudflare.com and leif.ns.cloudflare.com.
u841.cn shares the same name server setup as other domains, for instance en83.cn, beijingnewss.cn, sublime-elegance.com, wan365.cn and changshajiaju.cn.
u841.cn at least partially shares name servers with other domains, for instance iamthana.com, qifa23.com, summiteye.net, abcpunta.com and magicstones.com.ua.
These name servers are commonly used with casey.ns.cloudflare.com, emma.ns.cloudflare.com and walt.ns.cloudflare.com.
Host names with six IP numbers:
Host name kim.ns.cloudflare.com points to: 2606:4700:50::adf5:3a7e, 2803:f800:50::6ca2:c07e, 2a06:98c1:50::ac40:207e, 108.162.192.126, 172.64.32.126 and 173.245.58.126.
Host name leif.ns.cloudflare.com points to: 2606:4700:58::a29f:2cde, 2803:f800:50::6ca2:c3de, 2a06:98c1:50::ac40:23de, 108.162.195.222, 162.159.44.222 and 172.64.35.222.