rbbn.com - dns.ninja
rbbn.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=1782645435 | ||||||
rank #436066 in the tld
📈 Tranco rank: #171,816
Subdomains
sslvpn-apac-in01.rbbn.com |
publicdoc.rbbn.com |
xmpp.rbbn.com |
usma-lyncsip.rbbn.com |
www.rbbn.com |
ilpt-proxy.rbbn.com |
Same first word
Similar names
DNS History
18 records (9 active, 9 former)
○NSbuy.internettraffic.com2015-09-02 → 2016-08-19 · 4 obs
● 2016-08-19 12:08:46
○ 2016-09-03 10:34:58
○ 2026-06-28 11:43:50
●NSns1-01.azure-dns.com2018-07-19 → 2026-06-28 · 3 obs
● 2018-07-19 10:26:40
● 2026-06-28 11:43:50
○NSns1.uniregistrymarket.link2016-09-03 → 2017-05-06 · 5 obs
● 2016-09-03 10:34:58
● 2017-05-06 08:36:08
○ 2018-07-19 10:26:40
○ 2026-06-28 11:43:50
●NSns2-01.azure-dns.net2018-07-19 → 2026-06-28 · 3 obs
● 2018-07-19 10:26:40
● 2026-06-28 11:43:50
○NSns2.uniregistrymarket.link2016-09-03 → 2017-05-06 · 5 obs
● 2016-09-03 10:34:58
● 2017-05-06 08:36:08
○ 2018-07-19 10:26:40
○ 2026-06-28 11:43:50
●NSns3-01.azure-dns.org2018-07-19 → 2026-06-28 · 3 obs
● 2018-07-19 10:26:40
● 2026-06-28 11:43:50
●NSns4-01.azure-dns.info2018-07-19 → 2026-06-28 · 3 obs
● 2018-07-19 10:26:40
● 2026-06-28 11:43:50
○NSsell.internettraffic.com2015-09-02 → 2016-08-19 · 4 obs
● 2016-08-19 12:08:46
○ 2016-09-03 10:34:58
○ 2026-06-28 11:43:50
○MXus-smtp-inbound-1.mimecast.com2018-07-19 → 2018-07-19 · 3 obs
○ 2026-02-17 01:57:36
○ 2026-06-28 11:43:50
○MXus-smtp-inbound-2.mimecast.com2018-07-19 → 2018-07-19 · 3 obs
○ 2026-02-17 01:57:36
○ 2026-06-28 11:43:50
●MXusb-smtp-inbound-1.mimecast.com2026-02-17 → 2026-06-28 · 3 obs
● 2026-02-17 01:57:36
● 2026-06-28 11:43:50
●MXusb-smtp-inbound-2.mimecast.com2026-02-17 → 2026-06-28 · 3 obs
● 2026-02-17 01:57:36
● 2026-06-28 11:43:50
○A159.89.253.542018-07-19 → 2018-07-19 · 4 obs
● 2018-07-19 10:26:40
○ 2026-02-17 01:57:36
○ 2026-06-28 11:43:50
●A23.185.0.42026-02-17 → 2026-06-28 · 3 obs
● 2026-02-17 01:57:36
● 2026-06-28 11:43:50
●A2620:12a:8000::42026-02-17 → 2026-06-28 · 3 obs
● 2026-02-17 01:57:36
● 2026-06-28 11:43:50
●A2620:12a:8001::42026-02-17 → 2026-06-28 · 3 obs
● 2026-02-17 01:57:36
● 2026-06-28 11:43:50
○A69.172.201.1532016-05-16 → 2017-05-06 · 5 obs
● 2016-05-16 14:02:30
● 2017-05-06 08:36:08
○ 2018-07-19 10:26:40
○ 2026-06-28 11:43:50
○A69.172.201.2082015-09-02 → 2016-04-06 · 4 obs
● 2016-04-06 23:21:38
○ 2016-05-16 14:02:30
○ 2026-06-28 11:43:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rbbn.com | ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info | 2 records |
✅ Authoritative Response
Server:204.14.183.1
NS records: ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rbbn.com (unsigned zone)
⏱️ Timing
Total: 1261ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.185.0.4 |
| AAAA | 2 | 2620:12a:8000::4, 2620:12a:8001::4 |
| NS | 4 | ns1-01.azure-dns.com, ns2-01.azure-dns.net... |
| MX | 2 | usb-smtp-inbound-1.mimecast.com (pri: 10, usb-smtp-inbound-2.mimecast.com (pri: 10 |
| TXT | 10 | v=spf1 redirect=347dnym2._spf._d.mim.ec, 6sMoDy9chK0d3OySYH8jc0ntTRpJyD/NsAzsAe5C... |
| SOA | 1 | ns1-01.azure-dns.com azuredns-hostmaster |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-01.azure-dns.com, ns1-01.azure-dns.com)
Analysis
Hierarchy
rbbn.com serves as parent to sslvpn-apac-in01.rbbn.com, publicdoc.rbbn.com, xmpp.rbbn.com, usma-lyncsip.rbbn.com, www.rbbn.com along with a few other host names.
IP Addresses
rbbn.com maps to three IP numbers — 23.185.0.4, 2620:12a:8000::4 and 2620:12a:8001::4.
energyefficiencyday.org, happymeal.com, rabobankna.com plus two other host names have IP numbers in common with rbbn.com.
Name Servers
Four name servers handle the delegation for rbbn.com: ns1-01.azure-dns.com, ns4-01.azure-dns.info, ns2-01.azure-dns.net and ns3-01.azure-dns.org.
rbbn.com has at least partial name server overlap with other domains, such as mprivate.net, microsoftawardoffice.org, thomasmfinn.com and two others.
ns1-01.azure-dns.com, ns4-01.azure-dns.info, ns2-01.azure-dns.net and ns3-01.azure-dns.org all point to exactly two IP numbers each: ns1-01.azure-dns.com → 13.107.236.1 and 2603:1061:0:700::1; ns4-01.azure-dns.info → 208.84.5.1 and 2620:1ec:bda:700::1; ns2-01.azure-dns.net → 150.171.21.1 and 2620:1ec:8ec:700::1; ns3-01.azure-dns.org → 204.14.183.1 and 2a01:111:4000:700::1.
Mail Servers
rbbn.com uses two mail servers, usb-smtp-inbound-1.mimecast.com and usb-smtp-inbound-2.mimecast.com.
The mail server setup of rbbn.com matches that of other domains such as denvercatvet.com, hiltonwh.com, hamiltonpoint.com and two others.
At least some of the mail servers used by rbbn.com are shared with other domains: checkwriterspayroll.com, carlson-store-fixtures.com, infinx.com and two others among them.
usb-smtp-inbound-1.mimecast.com and usb-smtp-inbound-2.mimecast.com share the same two IP addresses — 170.10.150.242 and 170.10.152.242.
Both usb-smtp-inbound-1.mimecast.com and usb-smtp-inbound-2.mimecast.com resolve to 170.10.150.242 IP addresses each.
Both usb-smtp-inbound-1.mimecast.com and usb-smtp-inbound-2.mimecast.com resolve to 170.10.152.242 IP addresses each.