u-on.co - robtex.com
u-on.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.86.112Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.218.147🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | sara.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a90🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sara.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c090🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sara.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2090🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sara.ns.cloudflare.com | ||||||
| A | 108.162.192.144🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sara.ns.cloudflare.com | ||||||
| A | 172.64.32.144🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sara.ns.cloudflare.com | ||||||
| A | 173.245.58.144🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sara.ns.cloudflare.com | ||||||
| NS | sullivan.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2ca1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sullivan.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3a1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sullivan.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23a1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sullivan.ns.cloudflare.com | ||||||
| A | 108.162.195.161🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sullivan.ns.cloudflare.com | ||||||
| A | 162.159.44.161Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sullivan.ns.cloudflare.com | ||||||
| A | 172.64.35.161🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sullivan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.86.112, 172.67.218.147 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=232, name=cloudflare-ech.com | ||||||
| SOA | sara.ns.cloudflare.comdns@cloudflare.com serial=2401301684 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759655672 | ||||||
Same first word
Similar names
no-u.org |
no-u.de |
no-u.com |
nu-o.com |
o-un.com |
nu-o.agency |
no-u.eu |
on-u.org |
u-no.com |
on-u.com |
on-u.jp |
no-u.dk |
u-no.de |
DNS History
4 records (4 active, 0 former)
●NSsara.ns.cloudflare.com2026-03-26 → 2026-05-11 · 2 obs
● 2026-05-11 19:49:24
●NSsullivan.ns.cloudflare.com2026-03-26 → 2026-05-11 · 2 obs
● 2026-05-11 19:49:24
●A104.21.86.1122026-03-26 → 2026-05-11 · 2 obs
● 2026-05-11 19:49:24
●A172.67.218.1472026-03-26 → 2026-05-11 · 2 obs
● 2026-05-11 19:49:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| u-on.co | sara.ns.cloudflare.com, sullivan.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.161
NS records: sara.ns.cloudflare.com, sullivan.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u-on.co (unsigned zone)
⏱️ Timing
Total: 418ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.218.147, 104.21.86.112 |
| NS | 2 | sara.ns.cloudflare.com, sullivan.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | sara.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
u-on.co resolves to two IP numbers: 104.21.86.112 and 172.67.218.147.
Other host names, for instance aidenrollment.com, xlemon.biz, joydo-ele.com, tuneloso.com and adventoro.com share IP numbers with u-on.co.
Name Servers
Two name servers sara.ns.cloudflare.com and sullivan.ns.cloudflare.com handle delegation for u-on.co.
u-on.co uses the same name server setup as other domains, for example shchetka.ru, wbc-1239.saas.squiz.cloud, benland.us, squiz.squizedge.cloud and goldencrown.co.il.
u-on.co partially shares name servers with other domains; examples include europa.rs, rakinformburo.ru, flamingodao.xyz, nuked.meme and proccesslinkpay.com.
These name servers are commonly used with dahlia.ns.cloudflare.com, sunny.ns.cloudflare.com and beth.ns.cloudflare.com.
Host names with six IP numbers: sara.ns.cloudflare.com points to: 2606:4700:50::adf5:3a90, 2803:f800:50::6ca2:c090, 2a06:98c1:50::ac40:2090, 108.162.192.144, 172.64.32.144 and 173.245.58.144; sullivan.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca1, 2803:f800:50::6ca2:c3a1, 2a06:98c1:50::ac40:23a1, 108.162.195.161, 162.159.44.161 and 172.64.35.161.