rtb.io - dns.ninja
rtb.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1786018976 | ||||||
rank #7374 in the tld
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●MXmxa.mailgun.org2026-02-14 → 2026-08-06 · 2 obs
● 2026-08-06 12:41:18
●MXmxb.mailgun.org2026-02-14 → 2026-08-06 · 2 obs
● 2026-08-06 12:41:18
●A199.36.158.1002026-02-14 → 2026-08-06 · 2 obs
● 2026-08-06 12:41:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| rtb.io | ns-124-c.gandi.net, ns-149-a.gandi.net, ns-64-b.gandi.net | - |
✅ Authoritative Response
Server:213.167.230.65
NS records: ns-124-c.gandi.net, ns-149-a.gandi.net, ns-64-b.gandi.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtb.io (unsigned zone)
⏱️ Timing
Total: 806ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.36.158.100 |
| NS | 3 | ns-124-c.gandi.net, ns-64-b.gandi.net... |
| MX | 2 | mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10) |
| TXT | 3 | google-site-verification=V1EU9Tw64btu2w1, v=spf1 include:mailgun.org ~all... |
| SOA | 1 | ns1.gandi.net hostmaster.gandi.net |
Analysis
IP Addresses
rtb.io points to a single IP number: 199.36.158.100.
Additional host names — bryurasld.web.app, timey.me, nicroposk.firebaseapp.com and two others — share IP numbers with rtb.io.
Name Servers
rtb.io has four authoritative name servers: ns-124-c.gandi.net, ns-149-a.gandi.net, ns-64-b.gandi.net and ns1.gandi.net.
rtb.io shares at least some of its name servers with other domains, including vanksen.net, manyworks.be, vassilakis-group.com and two others.
These name servers are frequently seen alongside ns-242-b.gandi.net, ns-253-c.gandi.net, ns-123-a.gandi.net and 3 other name servers.
The host names ns-124-c.gandi.net, ns-149-a.gandi.net, ns-64-b.gandi.net and ns1.gandi.net each resolve to two IP addresses: ns-124-c.gandi.net resolves to 217.70.187.125 and 2604:3400:aaac::7d; ns-149-a.gandi.net resolves to 173.246.100.150 and 2001:4b98:aaaa::96; ns-64-b.gandi.net resolves to 213.167.230.65 and 2001:4b98:aaab::41; ns1.gandi.net resolves to 173.246.100.2 and 2001:4b98:aaaa::2.
Mail Servers
rtb.io has two mail servers: mxa.mailgun.org and mxb.mailgun.org.
rtb.io shares the same mail server setup as other domains, including grossoleil.com, fishbowlregistration.com, yearlingsbobtail.com and two others.
rtb.io shares mail servers — at least in part — with other domains, including tendu.com, nuzbit.com, ilotusland.asia and two others.
These mail servers are frequently used alongside the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt3.aspmx.l.google.com, plus two others.
mxa.mailgun.org and mxb.mailgun.org each point to one IP address — 34.36.182.139.
The host names mxa.mailgun.org and mxb.mailgun.org both resolve to 34.36.182.139 IP addresses.