4u0.cc - robtex.com
4u0.cc
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:2d8🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:81b8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.2.216Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.129.184🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | karina.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3ab2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0b2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20b2🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 108.162.192.178🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 172.64.32.178🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 173.245.58.178🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| NS | zahir.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c91🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zahir.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c391🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | zahir.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2391🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | zahir.ns.cloudflare.com | ||||||
| A | 108.162.195.145🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zahir.ns.cloudflare.com | ||||||
| A | 162.159.44.145Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zahir.ns.cloudflare.com | ||||||
| A | 172.64.35.145🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | zahir.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.2.216, 172.67.129.184 | ||||||
| IPv6 | 2606:4700:3032::6815:2d8, 2606:4700:3037::ac43:81b8 | ||||||
| SOA | karina.ns.cloudflare.comdns@cloudflare.com serial=2399195983 | ||||||
cc
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ac1.nstld.com ⭐ | ||||||
| NS | ac2.nstld.com | ||||||
| NS | ac3.nstld.com | ||||||
| NS | ac4.nstld.com | ||||||
| SOA | ac1.nstld.cominfo@verisign-grs.com serial=1774581272 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSkarina.ns.cloudflare.com2026-02-15 → 2026-03-27 · 2 obs
● 2026-03-27 03:35:48
●NSzahir.ns.cloudflare.com2026-02-15 → 2026-03-27 · 2 obs
● 2026-03-27 03:35:48
●A104.21.2.2162026-02-15 → 2026-03-27 · 2 obs
● 2026-03-27 03:35:48
●A172.67.129.1842026-02-15 → 2026-03-27 · 2 obs
● 2026-03-27 03:35:48
●A2606:4700:3032::6815:2d82026-02-15 → 2026-03-27 · 2 obs
● 2026-03-27 03:35:48
●A2606:4700:3037::ac43:81b82026-02-15 → 2026-03-27 · 2 obs
● 2026-03-27 03:35:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cc | ac1.nstld.com, ac2.nstld.com, ac3.nstld.com, ac4.nstld.com | - |
| 4u0.cc | karina.ns.cloudflare.com, zahir.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.178
NS records: karina.ns.cloudflare.com, zahir.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4u0.cc (unsigned zone)
⏱️ Timing
Total: 360ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.2.216, 172.67.129.184 |
| AAAA | 2 | 2606:4700:3037::ac43:81b8, 2606:4700:3032::6815:2d8 |
| NS | 2 | karina.ns.cloudflare.com, zahir.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | karina.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
4u0.cc maps to four IP numbers: 2606:4700:3032::6815:2d8, 2606:4700:3037::ac43:81b8, 104.21.2.216 and 172.67.129.184.
other host names include liangjiangdb.com, tr-imajbethizli-giris.vip, mail.tablettia.info, www.ossplus.com and multipad.co.uk; they share IP numbers with 4u0.cc.
Name Servers
Two name servers karina.ns.cloudflare.com and zahir.ns.cloudflare.com handle the delegation for 4u0.cc.
4u0.cc shares the same name server setup as other domains, for instance best777.com, ungu.in, fca9.com, ifoption.com and goawin72.com.
4u0.cc at least partially shares name servers with other domains, for instance howsavings.com, animemes.net, treslam.com, rankingsite.pw and myanmarqrmenu7.ink.
These name servers are commonly used with nelci.ns.cloudflare.com and liz.ns.cloudflare.com.
Six IP addresses per host:
karina.ns.cloudflare.com points to 2606:4700:50::adf5:3ab2, 2803:f800:50::6ca2:c0b2, 2a06:98c1:50::ac40:20b2, 108.162.192.178, 172.64.32.178 and 173.245.58.178; zahir.ns.cloudflare.com points to 2606:4700:58::a29f:2c91, 2803:f800:50::6ca2:c391, 2a06:98c1:50::ac40:2391, 108.162.195.145, 162.159.44.145 and 172.64.35.145