ct33.ru - robtex.com
ct33.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:3534🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:d121🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.53.52Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.209.33🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | eric.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | eric.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c170🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | eric.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2170🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | eric.ns.cloudflare.com | ||||||
| A | 108.162.193.112🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | eric.ns.cloudflare.com | ||||||
| A | 172.64.33.112🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | eric.ns.cloudflare.com | ||||||
| A | 173.245.59.112🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | eric.ns.cloudflare.com | ||||||
| NS | hera.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aa2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20a2🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 108.162.192.162🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 172.64.32.162🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 173.245.58.162🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.53.52, 172.67.209.33 | ||||||
| IPv6 hints | 2606:4700:3034::6815:3534, 2606:4700:3035::ac43:d121 | ||||||
| SOA | eric.ns.cloudflare.comdns@cloudflare.com serial=2407337306 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4069667 | ||||||
Same first word
ct33.ru |
Similar names
DNS History
6 records (6 active, 0 former)
●NSeric.ns.cloudflare.com2026-04-12 → 2026-07-19 · 2 obs
● 2026-07-19 05:15:20
●NShera.ns.cloudflare.com2026-04-12 → 2026-07-19 · 2 obs
● 2026-07-19 05:15:20
●A104.21.53.522026-04-12 → 2026-07-19 · 2 obs
● 2026-07-19 05:15:20
●A172.67.209.332026-04-12 → 2026-07-19 · 2 obs
● 2026-07-19 05:15:20
●A2606:4700:3034::6815:35342026-04-12 → 2026-07-19 · 2 obs
● 2026-07-19 05:15:20
●A2606:4700:3035::ac43:d1212026-04-12 → 2026-07-19 · 2 obs
● 2026-07-19 05:15:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| ct33.ru | eric.ns.cloudflare.com, hera.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.112
NS records: eric.ns.cloudflare.com, hera.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ct33.ru (unsigned zone)
⏱️ Timing
Total: 701ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.209.33, 104.21.53.52 |
| AAAA | 2 | 2606:4700:3034::6815:3534, 2606:4700:3035::ac43:d121 |
| NS | 2 | eric.ns.cloudflare.com, hera.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | eric.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
ct33.ru points to the four IP addresses 104.21.53.52, 172.67.209.33, 2606:4700:3034::6815:3534 and 2606:4700:3035::ac43:d121.
inkahoots.com.au, yd6g.com, kurumed.jp and two other host names share IP numbers with ct33.ru.
Name Servers
DNS delegation for ct33.ru points to two name servers: eric.ns.cloudflare.com and hera.ns.cloudflare.com.
ct33.ru uses the same name servers as several other domains — among them challenges.ai, americ.com.mx, goodposuda.ru and two more.
At least some of ct33.ru's name servers are shared with other domains, for example hinterhermsdorf-web.de, magicdrop2.com, kingdomchips.com and two more.
These name servers tend to be deployed in combination with the name servers bart.ns.cloudflare.com and pam.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
eric.ns.cloudflare.com has IP addresses 108.162.193.112, 172.64.33.112 and 173.245.59.112, plus 3 other.
hera.ns.cloudflare.com has IP addresses 108.162.192.162, 172.64.32.162 and 173.245.58.162, plus 3 other.