instructorless.com - robtex.com
instructorless.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1433.awsdns-51.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5305:9900::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1433.awsdns-51.org | ||||||
| A | 205.251.197.153🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1433.awsdns-51.org | ||||||
| NS | ns-158.awsdns-19.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5300:9e00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-158.awsdns-19.com | ||||||
| A | 205.251.192.158🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-158.awsdns-19.com | ||||||
| NS | ns-1802.awsdns-33.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:a00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1802.awsdns-33.co.uk | ||||||
| A | 205.251.199.10🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1802.awsdns-33.co.uk | ||||||
| NS | ns-764.awsdns-31.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:fc00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-764.awsdns-31.net | ||||||
| A | 205.251.194.252🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-764.awsdns-31.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=1776071472 | ||||||
Same first word
instructorless.com |
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net... | - |
| instructorless.com | ns-158.awsdns-19.com, ns-764.awsdns-31.net, ns-1802.awsdns-33.co.uk, ns-1433.awsdns-51.org | 1 record |
✅ Authoritative Response
Server:205.251.199.10
NS records: ns-158.awsdns-19.com, ns-764.awsdns-31.net, ns-1802.awsdns-33.co.uk, ns-1433.awsdns-51.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for instructorless.com (unsigned zone)
⏱️ Timing
Total: 556ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-158.awsdns-19.com)
Analysis
Name Servers
instructorless.com is delegated to four name servers: ns-158.awsdns-19.com, ns-764.awsdns-31.net, ns-1433.awsdns-51.org and ns-1802.awsdns-33.co.uk.
instructorless.com at least partially shares name servers with other domains, for instance 100emp.com.br, skamby.com, d1ssmavmo7tiem.cloudfront.net, trisoft.be and booksy.com.
Host names with two IP numbers:
ns-158.awsdns-19.com points to 2600:9000:5300:9e00::1 and 205.251.192.158; ns-764.awsdns-31.net points to 2600:9000:5302:fc00::1 and 205.251.194.252; ns-1433.awsdns-51.org points to 2600:9000:5305:9900::1 and 205.251.197.153; ns-1802.awsdns-33.co.uk points to 2600:9000:5307:a00::1 and 205.251.199.10.