contractorstesting.org - dns.ninja
contractorstesting.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1431.awsdns-50.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5305:9700::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1431.awsdns-50.org | ||||||
| A | 205.251.197.151🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1431.awsdns-50.org | ||||||
| NS | ns-1763.awsdns-28.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5306:e300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1763.awsdns-28.co.uk | ||||||
| A | 205.251.198.227🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1763.awsdns-28.co.uk | ||||||
| NS | ns-375.awsdns-46.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:7700::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-375.awsdns-46.com | ||||||
| A | 205.251.193.119🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-375.awsdns-46.com | ||||||
| NS | ns-607.awsdns-11.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:5f00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-607.awsdns-11.net | ||||||
| A | 205.251.194.95🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-607.awsdns-11.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=1785111533 | ||||||
Same first word
contractorstesting.com |
contractorstesting.org |
DNS History
6 records (4 active, 2 former)
●NSns-1431.awsdns-50.org2015-08-06 → 2026-07-27 · 2 obs
● 2026-07-27 00:49:36
●NSns-1763.awsdns-28.co.uk2015-08-06 → 2026-07-27 · 2 obs
● 2026-07-27 00:49:36
●NSns-375.awsdns-46.com2015-08-06 → 2026-07-27 · 2 obs
● 2026-07-27 00:49:36
●NSns-607.awsdns-11.net2015-08-06 → 2026-07-27 · 2 obs
● 2026-07-27 00:49:36
○MXmail.ciedu.us2015-08-06 → 2026-03-23 · 4 obs
● 2026-03-23 01:45:52
○ 2026-05-03 21:13:52
○ 2026-07-27 00:49:36
○A66.55.13.1772015-08-06 → 2026-03-23 · 4 obs
● 2026-03-23 01:45:52
○ 2026-05-03 21:13:52
○ 2026-07-27 00:49:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| contractorstesting.org | ns-1431.awsdns-50.org, ns-375.awsdns-46.com, ns-607.awsdns-11.net, ns-1763.awsdns-28.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.194.95
NS records: ns-1431.awsdns-50.org, ns-375.awsdns-46.com, ns-607.awsdns-11.net, ns-1763.awsdns-28.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contractorstesting.org (unsigned zone)
⏱️ Timing
Total: 300ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1431.awsdns-50.org, ns-1431.awsdns-50.org)
Analysis
Name Servers
Four name servers handle the delegation for contractorstesting.org: ns-375.awsdns-46.com, ns-607.awsdns-11.net, ns-1431.awsdns-50.org and ns-1763.awsdns-28.co.uk.
At least some of contractorstesting.org's name servers are shared with other domains, for example mergepoker.org, 176.21.177.in-addr.arpa, pompesfunebresponsy.fr and two more.
Four hostnames, each resolving to a pair of IP addresses: ns-375.awsdns-46.com directs to 205.251.193.119 and 2600:9000:5301:7700::1; ns-607.awsdns-11.net directs to 205.251.194.95 and 2600:9000:5302:5f00::1; ns-1431.awsdns-50.org directs to 205.251.197.151 and 2600:9000:5305:9700::1; ns-1763.awsdns-28.co.uk directs to 205.251.198.227 and 2600:9000:5306:e300::1.