2rtb.com - dns.ninja
2rtb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.239.49.162🇺🇸 HDHK38.239.48.0/20 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1774929959 | ||||||
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=1783281661 | ||||||
Subdomains
Same first word
2rtb.com |
Similar names
brt2.net |
b2tr.com |
rtb2.net |
trb2.com |
rtb2.de |
r2bt.com |
b2tr.de |
bt2r.com |
2btr.com |
rt2b.com |
br2t.com.br |
btr2.com |
tbr2.com |
rt2b.ru |
rb2t.bet |
b2tr.net |
brt2.com |
br2t.com |
DNS History
10 records (5 active, 5 former)
○NSdns10.hichina.com2017-04-09 → 2017-04-09 · 3 obs
○ 2026-04-09 23:50:44
○ 2026-07-05 20:01:32
○NSdns9.hichina.com2017-04-09 → 2017-04-09 · 3 obs
○ 2026-04-09 23:50:44
○ 2026-07-05 20:01:32
●NSns1.judns.com2026-04-09 → 2026-07-05 · 3 obs
● 2026-04-09 23:50:44
● 2026-07-05 20:01:32
●NSns1.julydns.com2026-04-09 → 2026-07-05 · 3 obs
● 2026-04-09 23:50:44
● 2026-07-05 20:01:32
●NSns2.judns.com2026-04-09 → 2026-07-05 · 3 obs
● 2026-04-09 23:50:44
● 2026-07-05 20:01:32
●NSns2.julydns.com2026-04-09 → 2026-07-05 · 3 obs
● 2026-04-09 23:50:44
● 2026-07-05 20:01:32
○MXmxn.mxhichina.com2017-04-09 → 2017-04-09 · 3 obs
○ 2026-04-09 23:50:44
○ 2026-07-05 20:01:32
○MXmxw.mxhichina.com2017-04-09 → 2017-04-09 · 3 obs
○ 2026-04-09 23:50:44
○ 2026-07-05 20:01:32
○A104.143.133.1952026-04-09 → 2026-07-05 · 2 obs
○ 2026-07-05 20:01:32
●A38.239.49.1622026-04-09 → 2026-07-05 · 2 obs
● 2026-07-05 20:01:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net... | - |
| 2rtb.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 2rtb.com (unsigned zone)
⏱️ Timing
Total: 385ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.239.49.162 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
Hierarchy
ssp.2rtb.com, ip.2rtb.com and go.2rtb.com are all subdomains of 2rtb.com.
IP Addresses
2rtb.com points to a single IP number: 38.239.49.162.
Additional host names — bdkkf.com, tqsp.cn, www.tjgxjc.org and two others — share IP numbers with 2rtb.com.
Name Servers
2rtb.com has four authoritative name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
The name servers of 2rtb.com overlap at least partially with those of other domains — among them jiqimian.com, xjssls.com, xiaolanshi.com and two more.
ns1.judns.com and ns2.judns.com each resolve to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223.
The host names ns1.judns.com and ns2.judns.com both resolve to 162.159.27.251 IP addresses.
The host names ns1.julydns.com and ns2.julydns.com both resolve to 162.159.48.223 IP addresses.