u31th.co - robtex.com
u31th.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:59de🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:a561🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.89.222Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.97🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | magali.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:261d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | magali.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c21d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | magali.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:221d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | magali.ns.cloudflare.com | ||||||
| A | 108.162.194.29🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | magali.ns.cloudflare.com | ||||||
| A | 162.159.38.29Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | magali.ns.cloudflare.com | ||||||
| A | 172.64.34.29🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | magali.ns.cloudflare.com | ||||||
| NS | todd.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b92🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | todd.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c192🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | todd.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2192🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | todd.ns.cloudflare.com | ||||||
| A | 108.162.193.146🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | todd.ns.cloudflare.com | ||||||
| A | 172.64.33.146🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | todd.ns.cloudflare.com | ||||||
| A | 173.245.59.146🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | todd.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.89.222, 172.67.165.97 | ||||||
| IPv6 hints | 2606:4700:3031::6815:59de, 2606:4700:3037::ac43:a561 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com | ||||||
| SOA | magali.ns.cloudflare.comdns@cloudflare.com serial=2411318027 | ||||||
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=1759724740 | ||||||
Same first word
DNS History
6 records (6 active, 0 former)
●NSmagali.ns.cloudflare.com2026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 15:58:18
●NStodd.ns.cloudflare.com2026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 15:58:18
●A104.21.89.2222026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 15:58:18
●A172.67.165.972026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 15:58:18
●A2606:4700:3031::6815:59de2026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 15:58:18
●A2606:4700:3037::ac43:a5612026-08-02 → 2026-08-04 · 2 obs
● 2026-08-04 15:58:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| u31th.co | todd.ns.cloudflare.com, magali.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.29
NS records: todd.ns.cloudflare.com, magali.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u31th.co (unsigned zone)
⏱️ Timing
Total: 1020ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.165.97, 104.21.89.222 |
| AAAA | 2 | 2606:4700:3037::ac43:a561, 2606:4700:3031::6815:59de |
| NS | 2 | magali.ns.cloudflare.com, todd.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | magali.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
u31th.co directs to four IP numbers, which are 104.21.89.222, 172.67.165.97, 2606:4700:3031::6815:59de and 2606:4700:3037::ac43:a561.
Two other host names, along with aheng.ru, www.aheng.ru and www.datakolay.com, also share IP numbers with u31th.co.
Name Servers
Two name servers handle the delegation for u31th.co: magali.ns.cloudflare.com and todd.ns.cloudflare.com.
u31th.co shares its NS records with other domains, for example 777th.club, illbay.com, 77wth.co and two others.
At least some of u31th.co's name servers are shared with other domains, for example dctaylorco.com, swiss.ru, jdouglasatlanta.com and two more.
It is common for these name servers to be used in conjunction with the name servers elijah.ns.cloudflare.com, vick.ns.cloudflare.com and steven.ns.cloudflare.com.
DNS names with 6 IP addresses:
magali.ns.cloudflare.com resolves to 108.162.194.29, 162.159.38.29 and 172.64.34.29 among others, with 3 other IP addresses in total.
todd.ns.cloudflare.com resolves to 108.162.193.146, 172.64.33.146 and 173.245.59.146 among others, with 3 other IP addresses in total.