nrs-learning.com - robtex.com
nrs-learning.com
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 | ||||||
DNS History
12 records (8 active, 4 former)
●NSns-1210.awsdns-23.org2019-12-16 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
●NSns-1821.awsdns-35.co.uk2019-12-16 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
●NSns-431.awsdns-53.com2019-12-16 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
●NSns-733.awsdns-27.net2019-12-16 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
○A13.224.132.1112019-12-16 → 2019-12-16 · 2 obs
○ 2026-03-05 19:36:50
○A13.224.132.292019-12-16 → 2019-12-16 · 2 obs
○ 2026-03-05 19:36:50
○A13.224.132.452019-12-16 → 2019-12-16 · 2 obs
○ 2026-03-05 19:36:50
○A13.224.132.962019-12-16 → 2019-12-16 · 2 obs
○ 2026-03-05 19:36:50
●A3.167.112.1122026-03-05 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
●A3.167.112.362026-03-05 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
●A3.167.112.962026-03-05 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
●A3.167.112.992026-03-05 → 2026-03-05 · 2 obs
● 2026-03-05 19:36:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net... | - |
| nrs-learning.com | ns-733.awsdns-27.net, ns-431.awsdns-53.com, ns-1821.awsdns-35.co.uk, ns-1210.awsdns-23.org | 1 record |
✅ Authoritative Response
Server: 205.251.199.29
NS records: ns-733.awsdns-27.net, ns-431.awsdns-53.com, ns-1821.awsdns-35.co.uk, ns-1210.awsdns-23.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nrs-learning.com (unsigned zone)
⏱️ Timing
Total: 576ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 3.167.112.112, 3.167.112.96... |
| NS | 4 | ns-1210.awsdns-23.org, ns-1821.awsdns-35.co.uk... |
| SOA | 1 | ns-431.awsdns-53.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-431.awsdns-53.com)
Analysis
IP Addresses
nrs-learning.com maps to four IP numbers: 3.167.112.36, 3.167.112.96, 3.167.112.99 and 3.167.112.112.
Other host names, for instance server-3-167-112-112.iad55.r.cloudfront.net, d3en0hjajefr59.cloudfront.net, sweatybetty.org, mrzardos.com and luzo.es share IP numbers with nrs-learning.com.
Name Servers
nrs-learning.com is delegated to four name servers: ns-431.awsdns-53.com, ns-733.awsdns-27.net, ns-1210.awsdns-23.org and ns-1821.awsdns-35.co.uk.
nrs-learning.com at least partially shares name servers with other domains such as 1.72.54.in-addr.arpa, d2crb5fwc4fqn0.cloudfront.net, 32.216.54.in-addr.arpa, saas.primekey.com and 144.248.3.in-addr.arpa.
These name servers are commonly used with ns1-24-eu-west-1.ec2-rdns.amazonaws.com, ns2-24-eu-west-1.ec2-rdns.amazonaws.com, ns3-24-eu-west-1.ec2-rdns.amazonaws.com and ns4-24-eu-west-1.ec2-rdns.amazonaws.com.
Host names with two IP numbers:
ns-431.awsdns-53.com points to 2600:9000:5301:af00::1 and 205.251.193.175
ns-733.awsdns-27.net points to 2600:9000:5302:dd00::1 and 205.251.194.221
ns-1210.awsdns-23.org points to 2600:9000:5304:ba00::1 and 205.251.196.186
ns-1821.awsdns-35.co.uk points to 2600:9000:5307:1d00::1 and 205.251.199.29