rbtt.com - dns.ninja
rbtt.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=1785628337 | ||||||
Subdomains
mail1.rbtt.com |
bb.rbtt.com |
gd.rbtt.com |
www.rbtt.com |
tt.rbtt.com |
vc.rbtt.com |
aw.rbtt.com |
kn.rbtt.com |
mail.rbtt.com |
ag.rbtt.com |
sr.rbtt.com |
jm.rbtt.com |
an.rbtt.com |
lc.rbtt.com |
ns1.rbtt.com |
Same first word
rbtt.com |
Similar names
DNS History
11 records (8 active, 3 former)
○NSa1.verisigndns.com2015-08-25 → 2018-03-04 · 4 obs
● 2018-03-04 12:43:56
○ 2026-02-14 19:56:26
○ 2026-08-02 00:02:42
○NSa2.verisigndns.com2015-08-25 → 2018-03-04 · 4 obs
● 2018-03-04 12:43:56
○ 2026-02-14 19:56:26
○ 2026-08-02 00:02:42
○NSa3.verisigndns.com2015-08-25 → 2018-03-04 · 4 obs
● 2018-03-04 12:43:56
○ 2026-02-14 19:56:26
○ 2026-08-02 00:02:42
●NSedns3.ultradns.biz2026-02-14 → 2026-08-02 · 3 obs
● 2026-02-14 19:56:26
● 2026-08-02 00:02:42
●NSedns3.ultradns.com2026-02-14 → 2026-08-02 · 3 obs
● 2026-02-14 19:56:26
● 2026-08-02 00:02:42
●NSedns3.ultradns.net2026-02-14 → 2026-08-02 · 3 obs
● 2026-02-14 19:56:26
● 2026-08-02 00:02:42
●NSedns3.ultradns.org2026-02-14 → 2026-08-02 · 3 obs
● 2026-02-14 19:56:26
● 2026-08-02 00:02:42
●NSns7.ultradns2.com2026-02-14 → 2026-08-02 · 3 obs
● 2026-02-14 19:56:26
● 2026-08-02 00:02:42
●NSns7.ultradns2.org2026-02-14 → 2026-08-02 · 3 obs
● 2026-02-14 19:56:26
● 2026-08-02 00:02:42
●MXmail.rbtt.com2015-08-25 → 2026-08-02 · 5 obs
● 2026-06-16 22:23:18
○ 2026-06-17 04:13:32
● 2026-06-17 06:26:24
● 2026-08-02 00:02:42
●MXmail1.rbtt.com2015-08-25 → 2026-08-02 · 5 obs
● 2026-06-16 22:23:18
○ 2026-06-17 04:13:32
● 2026-06-17 06:26:24
● 2026-08-02 00:02:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rbtt.com | edns3.ultradns.net, edns3.ultradns.com, edns3.ultradns.biz, edns3.ultradns.org... | 4 records |
✅ Authoritative Response
Server:204.74.111.3
NS records: edns3.ultradns.net, edns3.ultradns.com, edns3.ultradns.biz, edns3.ultradns.org, ns7.ultradns2.org, ns7.ultradns2.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rbtt.com (unsigned zone)
⏱️ Timing
Total: 504ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | ns7.ultradns2.com, ns7.ultradns2.org... |
| MX | 2 | mail.rbtt.com (pri: 5), mail1.rbtt.com (pri: 10) |
| TXT | 3 | ZOOM_verify_Ld-U19CJSiW8zkj0TeDF6A, ZOOM_verify__iVg2_REQIuMkCMu-lFSjA... |
| SOA | 1 | edns3.ultradns.com premiumdns.support.ne |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (edns3.ultradns.com, edns3.ultradns.com, ns7.ultradns2.com...)
Analysis
Hierarchy
rbtt.com serves as parent to mail1.rbtt.com, bb.rbtt.com, gd.rbtt.com, www.rbtt.com, tt.rbtt.com along with a few other host names.
Name Servers
rbtt.com delegates authority to 6 name servers: edns3.ultradns.biz, edns3.ultradns.com, ns7.ultradns2.com plus 3 other.
rbtt.com has at least partial name server overlap with other domains, such as firstcompinsurance.net, muniticker.com, 255.219.217.74.in-addr.arpa and two others.
edns3.ultradns.net, edns3.ultradns.org and ns7.ultradns2.org — plus 7 other name servers — are commonly paired with these name servers.
Hostnames that resolve to two IP addresses:
edns3.ultradns.biz directs traffic to 204.74.67.3 and 2610:a1:1015::203.
edns3.ultradns.com directs traffic to 204.74.66.3 and 2001:502:f3ff::203.
ns7.ultradns2.com directs traffic to 204.74.104.7 and 2610:a1:3107::53.
edns3.ultradns.net directs traffic to 204.74.110.3 and 2610:a1:1014::203.
edns3.ultradns.org directs traffic to 204.74.111.3 and 2001:502:4612::203.
ns7.ultradns2.org directs traffic to 204.74.106.7 and 2610:a1:3207::53.
Mail Servers
Mail for rbtt.com is handled by two mail servers — mail1.rbtt.com and mail.rbtt.com.
mail1.rbtt.com directs to 190.213.4.93 and mail.rbtt.com directs to 201.238.73.124; each host name points to exactly one IP number.