rtboptimizer.com - robtex.com
rtboptimizer.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns17.worldnic.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.26.214Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-26-214.defastlink.net | ||||||
| NS | ns18.worldnic.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.150Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-27-150.defastlink.net | ||||||
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=1771291435 | ||||||
Same first word
rtboptimizer.net |
rtboptimizer.com |
DNS History
4 records (2 active, 2 former)
●NSns17.worldnic.com2026-03-11 → 2026-03-17 · 2 obs
● 2026-03-17 05:56:50
●NSns18.worldnic.com2026-03-11 → 2026-03-17 · 2 obs
● 2026-03-17 05:56:50
○A141.8.225.312016-03-17 → 2017-03-18 · 4 obs
● 2017-03-18 16:20:32
○ 2020-01-04 06:02:50
○ 2026-03-17 05:56:50
○A209.99.64.712020-01-04 → 2020-01-04 · 4 obs
● 2020-01-04 06:02:50
○ 2026-03-11 05:20:10
○ 2026-03-17 05:56:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| rtboptimizer.com | ns17.worldnic.com, ns18.worldnic.com | 2 records |
✅ Authoritative Response
Server: 162.159.26.214
NS records: ns17.worldnic.com, ns18.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtboptimizer.com (unsigned zone)
⏱️ Timing
Total: 732ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns17.worldnic.com, ns18.worldnic.com)
Analysis
Name Servers
Two name servers ns17.worldnic.com and ns18.worldnic.com handle the delegation for rtboptimizer.com.
rtboptimizer.com shares the same name server setup as other domains, for instance teenbookcloud.com, ubiepipe.com, springbio.net, umcprint.com and hazwasteyellowbook.net.
rtboptimizer.com at least partially shares name servers with other domains, including irisdispatch.com and fullertonpd.org.
Host names with one IP:
ns17.worldnic.com points to: 162.159.26.214
ns18.worldnic.com points to: 162.159.27.150