u7745.cn - robtex.com
u7745.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:3f3c🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:8fde🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.63.60Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.143.222🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | memphis.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cbd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3bd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23bd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 108.162.195.189🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 162.159.44.189Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 172.64.35.189🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| NS | venus.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aeb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20eb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 108.162.192.235🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 172.64.32.235🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 173.245.58.235🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.63.60, 172.67.143.222 | ||||||
| IPv6 hints | 2606:4700:3034::6815:3f3c, 2606:4700:3035::ac43:8fde | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=6, name=cloudflare-ech.com | ||||||
| SOA | memphis.ns.cloudflare.comdns@cloudflare.com serial=2399405343 | ||||||
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=2034668478 | ||||||
Same first word
u7745.cn |
DNS History
9 records (6 active, 3 former)
○NSdm1.longmingdns.com2026-04-02 → 2026-04-14 · 2 obs
○ 2026-04-14 05:41:56
○NSdm2.longmingdns.com2026-04-02 → 2026-04-14 · 2 obs
○ 2026-04-14 05:41:56
●NSmemphis.ns.cloudflare.com2026-04-02 → 2026-04-14 · 2 obs
● 2026-04-14 05:41:56
●NSvenus.ns.cloudflare.com2026-04-02 → 2026-04-14 · 2 obs
● 2026-04-14 05:41:56
●A104.21.63.602026-04-02 → 2026-04-14 · 2 obs
● 2026-04-14 05:41:56
○A140.188.100.272026-04-02 → 2026-04-14 · 2 obs
○ 2026-04-14 05:41:56
●A172.67.143.2222026-04-02 → 2026-04-14 · 2 obs
● 2026-04-14 05:41:56
●A2606:4700:3034::6815:3f3c2026-04-02 → 2026-04-14 · 2 obs
● 2026-04-14 05:41:56
●A2606:4700:3035::ac43:8fde2026-04-02 → 2026-04-14 · 2 obs
● 2026-04-14 05:41:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| u7745.cn | venus.ns.cloudflare.com, memphis.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.235
NS records: venus.ns.cloudflare.com, memphis.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u7745.cn (unsigned zone)
⏱️ Timing
Total: 814ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.143.222, 104.21.63.60 |
| AAAA | 2 | 2606:4700:3035::ac43:8fde, 2606:4700:3034::6815:3f3c |
| NS | 2 | memphis.ns.cloudflare.com, venus.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | memphis.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
u7745.cn resolves to four IP numbers: 2606:4700:3034::6815:3f3c, 2606:4700:3035::ac43:8fde, 104.21.63.60 and 172.67.143.222.
Other host names such as victorursu.com, pro-sports-bet.com, orangutans.com.au, toppress.it and muresinfo.ro share IPs with u7745.cn.
Name Servers
u7745.cn is delegated to two name servers: memphis.ns.cloudflare.com and venus.ns.cloudflare.com.
u7745.cn shares the same name server setup as sv-solar.com, lanxinwei.cn, lgceo.com, zphoto.net and xinchunge.cn.
u7745.cn at least partially shares name servers with other domains, for instance xtabolabale.online, respclearance.com, lcdrct.org, tramplegirls.com and bvbchennai.org.
These name servers are commonly used with jaxson.ns.cloudflare.com and kimora.ns.cloudflare.com.
Host names with six IP numbers:
memphis.ns.cloudflare.com points to 2606:4700:58::a29f:2cbd, 2803:f800:50::6ca2:c3bd, 2a06:98c1:50::ac40:23bd, 108.162.195.189, 162.159.44.189 and 172.64.35.189.
venus.ns.cloudflare.com points to 2606:4700:50::adf5:3aeb, 2803:f800:50::6ca2:c0eb, 2a06:98c1:50::ac40:20eb, 108.162.192.235, 172.64.32.235 and 173.245.58.235.