4cuf.com - robtex.com
4cuf.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.227.37.231🇬🇧 DIGITALOCEAN64.227.32.0/20 DigitalOcean | ||||||
| NS | ns1.digitalocean.com ⭐ | ||||||
| A | 2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| A | 172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | ns2.digitalocean.com | ||||||
| A | 2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| A | 172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | ns3.digitalocean.com | ||||||
| A | 2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| A | 172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| SOA | ns1.digitalocean.comhostmaster@4cuf.com serial=1709122860 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774785222 | ||||||
Same first word
4cuf.com |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.digitalocean.com2017-03-24 → 2026-03-29 · 4 obs
○ 2020-02-06 20:36:52
● 2026-02-24 19:48:14
● 2026-03-29 12:07:22
●NSns2.digitalocean.com2017-03-24 → 2026-03-29 · 4 obs
○ 2020-02-06 20:36:52
● 2026-02-24 19:48:14
● 2026-03-29 12:07:22
●NSns3.digitalocean.com2017-03-24 → 2026-03-29 · 4 obs
○ 2020-02-06 20:36:52
● 2026-02-24 19:48:14
● 2026-03-29 12:07:22
○A128.199.136.2072017-03-24 → 2017-03-24 · 3 obs
○ 2020-02-06 20:36:52
○ 2026-03-29 12:07:22
●A64.227.37.2312026-02-24 → 2026-03-29 · 3 obs
● 2026-02-24 19:48:14
● 2026-03-29 12:07:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| 4cuf.com | ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com | 3 records |
✅ Authoritative Response
Server:172.64.53.21
NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4cuf.com (unsigned zone)
⏱️ Timing
Total: 245ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.227.37.231 |
| NS | 3 | ns3.digitalocean.com, ns1.digitalocean.com... |
| SOA | 1 | ns1.digitalocean.com hostmaster.4cuf.com |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com)
Analysis
IP Addresses
4cuf.com maps to IP address 64.227.37.231.
Other host names, for example, big-data-server.com share IP numbers with 4cuf.com.
Name Servers
4cuf.com is delegated to name servers ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
4cuf.com at least partially shares name servers with other domains such as akop.com.br, 1.0.0.b.1.7.0.0.0.0.0.0.0.0.0.0.0.d.0.0.1.0.0.0.0.c.0.b.3.0.a.2.ip6.arpa, logbk.com, afriforum.co.za and 99.209.134.in-addr.arpa.
Host names with two IP numbers:
ns1.digitalocean.com points to 2606:4700:52::ac40:34d2 and 172.64.52.210.
ns2.digitalocean.com points to 2606:4700:5a::ac40:3515 and 172.64.53.21.
ns3.digitalocean.com points to 2606:4700:52::ac40:31d1 and 172.64.49.209.