rtb-showcase.com - robtex.com
rtb-showcase.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.dnsimple.com ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1804🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | ns1.dnsimple.com | ||||||
| A | 162.159.24.4Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.dnsimple.com | ||||||
| NS | ns2.dnsimple-edge.net | ||||||
| A | 2620:111:8005::53🇺🇸 AS327712620:111:8005::/48 Vultr Customer Route | ||||||
| A | 199.247.153.53🇺🇸 AS32771199.247.153.0/24 Vultr Customer Route | ||||||
| NS | ns3.dnsimple.com | ||||||
| A | 2400:cb00:2049:1::a29f:1a04🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | ns3.dnsimple.com | ||||||
| A | 162.159.26.4Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.dnsimple.com | ||||||
| NS | ns4.dnsimple-edge.org | ||||||
| A | 2620:111:8007::53🇺🇸 AS327712620:111:8007::/48 Vultr Customer Route | ||||||
| A | 199.247.155.53🇺🇸 AS32771199.247.155.0/24 Vultr Customer Route | ||||||
| SOA | ns1.dnsimple.comadmin@dnsimple.com serial=1772031083 | ||||||
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=1778548202 | ||||||
Subdomains
tracker.rtb-showcase.com |
tracker-b.rtb-showcase.com |
Same first word
rtb-showcase.com |
DNS History
4 records (4 active, 0 former)
●NSns1.dnsimple.com2026-03-21 → 2026-05-12 · 2 obs
● 2026-05-12 01:12:10
●NSns2.dnsimple-edge.net2026-03-21 → 2026-05-12 · 2 obs
● 2026-05-12 01:12:10
●NSns3.dnsimple.com2026-03-21 → 2026-05-12 · 2 obs
● 2026-05-12 01:12:10
●NSns4.dnsimple-edge.org2026-03-21 → 2026-05-12 · 2 obs
● 2026-05-12 01:12:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net... | - |
| rtb-showcase.com | ns1.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple-edge.org, ns2.dnsimple-edge.net | 4 records |
✅ Authoritative Response
Server:162.159.24.4
NS records: ns1.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple-edge.org, ns2.dnsimple-edge.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtb-showcase.com (unsigned zone)
⏱️ Timing
Total: 1969ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.dnsimple.com, ns2.dnsimple-edge.net... |
| SOA | 1 | ns1.dnsimple.com admin.dnsimple.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.dnsimple.com, ns1.dnsimple.com, ns3.dnsimple.com...)
Analysis
Hierarchy
rtb-showcase.com is a parent of tracker.rtb-showcase.com and tracker-b.rtb-showcase.com.
Name Servers
rtb-showcase.com is delegated to four name servers: ns1.dnsimple.com, ns3.dnsimple.com, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.
rtb-showcase.com shares name servers with other domains at least partially, for example rippl.me, cedh-decklist-database.com, (0x6e616b6564)apps.co.nz, wshawn.com and presseplus.de.
These name servers are commonly used with the name servers ns2.dnsimple.com and ns4.dnsimple.com.
Host names with two IP numbers:
ns1.dnsimple.com points to: 2400:cb00:2049:1::a29f:1804 and 162.159.24.4
ns3.dnsimple.com points to: 2400:cb00:2049:1::a29f:1a04 and 162.159.26.4
ns2.dnsimple-edge.net points to: 2620:111:8005::53 and 199.247.153.53
ns4.dnsimple-edge.org points to: 2620:111:8007::53 and 199.247.155.53