rjcbs.com - dns.ninja
rjcbs.com
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=1785999159 | ||||||
Same first word
rjcbs.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns-cloud-b1.googledomains.com2026-03-13 → 2026-08-06 · 2 obs
● 2026-08-06 07:06:40
●NSns-cloud-b2.googledomains.com2026-03-13 → 2026-08-06 · 2 obs
● 2026-08-06 07:06:40
●NSns-cloud-b3.googledomains.com2026-03-13 → 2026-08-06 · 2 obs
● 2026-08-06 07:06:40
●NSns-cloud-b4.googledomains.com2026-03-13 → 2026-08-06 · 2 obs
● 2026-08-06 07:06:40
●MXmxa.mailgun.org2026-03-13 → 2026-08-06 · 2 obs
● 2026-08-06 07:06:40
●MXmxb.mailgun.org2026-03-13 → 2026-08-06 · 2 obs
● 2026-08-06 07:06:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rjcbs.com | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.38.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 288ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com... |
| MX | 2 | mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10) |
| TXT | 1 | v=spf1 include:mailgun.org ~all |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)
Analysis
Name Servers
Four name servers handle the delegation for rjcbs.com: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
rjcbs.com partially shares its NS delegation with several other domains, including shortletsmalta.mt, takeover.se, fortissportsmanagement.com and two others.
ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com each carry two IP addresses. ns-cloud-b1.googledomains.com has 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com has 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com has 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com has 216.239.38.107 and 2001:4860:4802:38::6b.
Mail Servers
rjcbs.com uses two mail servers, mxa.mailgun.org and mxb.mailgun.org.
The mail server setup of rjcbs.com matches that of other domains such as renovationinnovation.com, tylerchapman.info, as-per.com and two others.
At least some of the mail servers used by rjcbs.com are shared with other domains: bitec.co.th, cosmos.bluesoft.com.br, azyza.ru and two others among them.
The mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com frequently co-occur with these mail servers.
Each of mxa.mailgun.org and mxb.mailgun.org points to exactly one IP address: 34.36.182.139.
mxa.mailgun.org and mxb.mailgun.org each have 34.36.182.139 IP addresses.