examsmart.org - robtex.com
examsmart.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.biz.rr.com ⚠️ Not in zone NS records | ||||||
| A | 69.134.7.5🇺🇸 CHARTER_COMMUNICATIONS-BB69.134.0.0/17 RR-Route | ||||||
| PTR | dns1.rr.com | ||||||
| NS | ns2.biz.rr.com ⚠️ Not in zone NS records | ||||||
| A | 69.134.147.5🇺🇸 CHARTER_COMMUNICATIONS-BB69.134.144.0/20 | ||||||
| PTR | dns2.rr.com | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778514438 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●NSns1.biz.rr.com2026-04-14 → 2026-05-11 · 2 obs
● 2026-05-11 16:25:00
●NSns2.biz.rr.com2026-04-14 → 2026-05-11 · 2 obs
● 2026-05-11 16:25:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| examsmart.org | ns2.biz.rr.com, ns1.biz.rr.com | - |
✅ Authoritative Response
Server:69.134.147.5
NS records: ns2.biz.rr.com, ns1.biz.rr.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for examsmart.org (unsigned zone)
⏱️ Timing
Total: 4743ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Two name servers ns1.biz.rr.com and ns2.biz.rr.com are delegated to examsmart.org.
examsmart.org uses the same name server configuration as other domains, such as examsmart.net, mironc5.com, 214.253.167.in-addr.arpa, engcompsc.com and dakota-ranch.com.
examsmart.org at least partially shares name servers with other domains such as provisionins.com, lineconstructioncompany.com, highspeedonline.com, nccle.org and bayview.net.
These name servers are commonly used with dns4.rr.com and dns1.rr.com.
Host names with a single IP address:
ns1.biz.rr.com points to 69.134.7.5
ns2.biz.rr.com points to 69.134.147.5