clrstr.org - robtex.com
clrstr.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-105.awsdns-13.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5300:6900::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-105.awsdns-13.com | ||||||
| A | 205.251.192.105🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-105.awsdns-13.com | ||||||
| NS | ns-1249.awsdns-28.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5304:e100::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1249.awsdns-28.org | ||||||
| A | 205.251.196.225🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1249.awsdns-28.org | ||||||
| NS | ns-1642.awsdns-13.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5306:6a00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1642.awsdns-13.co.uk | ||||||
| A | 205.251.198.106🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1642.awsdns-13.co.uk | ||||||
| NS | ns-875.awsdns-45.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5303:6b00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-875.awsdns-45.net | ||||||
| A | 205.251.195.107🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-875.awsdns-45.net | ||||||
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=1777094374 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-105.awsdns-13.com2026-04-12 → 2026-04-25 · 2 obs
● 2026-04-25 05:32:18
●NSns-1249.awsdns-28.org2026-04-12 → 2026-04-25 · 2 obs
● 2026-04-25 05:32:18
●NSns-1642.awsdns-13.co.uk2026-04-12 → 2026-04-25 · 2 obs
● 2026-04-25 05:32:18
●NSns-875.awsdns-45.net2026-04-12 → 2026-04-25 · 2 obs
● 2026-04-25 05:32:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| clrstr.org | ns-1642.awsdns-13.co.uk, ns-875.awsdns-45.net, ns-1249.awsdns-28.org, ns-105.awsdns-13.com | 1 record |
✅ Authoritative Response
Server:205.251.198.106
NS records: ns-1642.awsdns-13.co.uk, ns-875.awsdns-45.net, ns-1249.awsdns-28.org, ns-105.awsdns-13.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for clrstr.org (unsigned zone)
⏱️ Timing
Total: 637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-1249.awsdns-28.org)
Analysis
Name Servers
clrstr.org is delegated to four name servers: ns-105.awsdns-13.com, ns-875.awsdns-45.net, ns-1249.awsdns-28.org and ns-1642.awsdns-13.co.uk.
clrstr.org shares some name servers with other domains, for example caring.co.kr, igodigital.net, equineregister.co.uk, addition.pt and casualdejting.se.
These name servers are often used together with ns-547.awsdns-04.net, ns-15.awsdns-01.com and ns-1159.awsdns-16.org.
Host names with two IP numbers
Two IPs per host:
ns-105.awsdns-13.com points to 2600:9000:5300:6900::1 and 205.251.192.105
ns-875.awsdns-45.net points to 2600:9000:5303:6b00::1 and 205.251.195.107
ns-1249.awsdns-28.org points to 2600:9000:5304:e100::1 and 205.251.196.225
ns-1642.awsdns-13.co.uk points to 2600:9000:5306:6a00::1 and 205.251.198.106