dcr3.com - robtex.com
dcr3.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.f5clouddns.com ⭐ | ||||||
| A | 2604:e180:1071::3:1🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States | ||||||
| A | 107.162.234.197🇺🇸 DEFENSENET-1107.162.234.0/24 F5 via EMIX | ||||||
| NS | ns2.f5clouddns.com | ||||||
| A | 2604:e180:1071::ffff:6ba2:b0dd🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States | ||||||
| A | 107.162.176.221🇺🇸 DEFENSENET-1107.162.176.0/24 F5 via EMIX | ||||||
| MX | mail.example.com ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.f5clouddns.comf5xc-dns@f5.com 2026-02-03 #5 | ||||||
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=1777742097 | ||||||
Same first word
dcr3.com |
Similar names
3drc.com |
3cdr.tw |
c3rd.com |
rc3d.azurewebsites.net |
3drc.co.uk |
r3dc.de |
rc3d.de |
rd3c.com |
rc3d.dk |
3dcr.com |
cdr3.com |
3drc.de |
cd3r.com |
3cdr.ru |
DNS History
5 records (3 active, 2 former)
○NSgomer.teletech.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-05-12 05:04:56
○ 2026-05-02 17:45:14
●NSns1.f5clouddns.com2026-04-29 → 2026-05-02 · 3 obs
● 2026-04-29 06:57:54
● 2026-05-02 17:45:14
●NSns2.f5clouddns.com2026-04-29 → 2026-05-02 · 3 obs
● 2026-04-29 06:57:54
● 2026-05-02 17:45:14
○NSzartan.teletech.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-05-12 05:04:56
○ 2026-05-02 17:45:14
●MXmail.example.com2026-04-29 → 2026-05-02 · 2 obs
● 2026-05-02 17:45:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net... | - |
| dcr3.com | ns1.f5clouddns.com, ns2.f5clouddns.com | 4 records |
✅ Authoritative Response
Server:107.162.176.221
NS records: ns1.f5clouddns.com, ns2.f5clouddns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dcr3.com (unsigned zone)
⏱️ Timing
Total: 170ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.f5clouddns.com, ns1.f5clouddns.com |
| MX | 1 | mail.example.com (pri: 10) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.f5clouddns.com f5xc-dns.f5.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.f5clouddns.com, ns1.f5clouddns.com, ns2.f5clouddns.com...)
Analysis
Name Servers
dcr3.com is delegated to two name servers: ns1.f5clouddns.com and ns2.f5clouddns.com.
dcr3.com shares the same name server setup as other domains, for example prolineyachtfinish.com, ncplanforcollege.org, swcolortocolor.com, bancoatlantida.com and mutuelle-labellise-fonctionnaire.com.
dcr3.com at least partially shares name servers with other domains, for instance fnnirewards.unioncolonybank.com, asipreferredbuilder.com, mortgagemaximum.com, elliottadvisors.com and arprueba.gruposalinas.com.mx.
These name servers are often used together with the name servers ns1.f5cloudservices.com, ns2.f5cloudservices.com, ns3.aztecaservicios.mx, ns4.aztecaservicios.mx, ns2.aztecaservicios.com, ns1.aztecaservicios.com, ns.mgi.de, ns1.fnni.com, ns5.fnni.com and nataly.ns.cloudflare.com.
Host names with two IP numbers:
ns1.f5clouddns.com points to 2604:e180:1071::3:1 and 107.162.234.197
ns2.f5clouddns.com points to 2604:e180:1071::ffff:6ba2:b0dd and 107.162.176.221
Mail Servers
dcr3.com is handled by a single mail server, mail.example.com.
dcr3.com shares the same mail server setup as other domains, for instance ttecu.com, ofam.us, thehindkeshari.in, reachforamazing.com and olayan.info.
dcr3.com shares mail servers with other domains at least partially, including toddbrunsvold.com, goupsocial.com, setip.io, uvsa.org and lugman.net.
these mail servers are often used alongside aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and smtp.google.com.