problemstructuring.net - dns.ninja
problemstructuring.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.0.2.1 | ||||||
| NS | ns-1155.awsdns-16.org ⭐ | ||||||
| A | 2600:9000:5304:8300::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1155.awsdns-16.org | ||||||
| A | 205.251.196.131🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1155.awsdns-16.org | ||||||
| NS | ns-1986.awsdns-56.co.uk | ||||||
| A | 2600:9000:5307:c200::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1986.awsdns-56.co.uk | ||||||
| A | 205.251.199.194🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1986.awsdns-56.co.uk | ||||||
| NS | ns-338.awsdns-42.com | ||||||
| A | 2600:9000:5301:5200::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-338.awsdns-42.com | ||||||
| A | 205.251.193.82🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-338.awsdns-42.com | ||||||
| NS | ns-538.awsdns-03.net | ||||||
| A | 2600:9000:5302:1a00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-538.awsdns-03.net | ||||||
| A | 205.251.194.26🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-538.awsdns-03.net | ||||||
| SOA | ns-1155.awsdns-16.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
net
| 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=1790922674 | ||||||
Same first word
problemstructuring.net |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns-1155.awsdns-16.org2026-09-24 → 2026-10-02 · 2 obs
● 2026-10-02 07:02:02
●NSns-1986.awsdns-56.co.uk2026-09-24 → 2026-10-02 · 2 obs
● 2026-10-02 07:02:02
●NSns-338.awsdns-42.com2026-09-24 → 2026-10-02 · 2 obs
● 2026-10-02 07:02:02
●NSns-538.awsdns-03.net2026-09-24 → 2026-10-02 · 2 obs
● 2026-10-02 07:02:02
●A192.0.2.12026-09-24 → 2026-10-02 · 2 obs
● 2026-10-02 07:02:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | l.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net... | - |
| problemstructuring.net | ns-538.awsdns-03.net, ns-338.awsdns-42.com, ns-1155.awsdns-16.org, ns-1986.awsdns-56.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.196.131
NS records: ns-538.awsdns-03.net, ns-338.awsdns-42.com, ns-1155.awsdns-16.org, ns-1986.awsdns-56.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for problemstructuring.net (unsigned zone)
⏱️ Timing
Total: 886ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.0.2.1 |
| NS | 4 | ns-1155.awsdns-16.org, ns-1986.awsdns-56.co.uk... |
| SOA | 1 | ns-1155.awsdns-16.org awsdns-hostmaster. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-538.awsdns-03.net, ns-538.awsdns-03.net)
Analysis
IP Addresses
problemstructuring.net resolves to just one IP address, 192.0.2.1.
Two other host names, along with firstpeopleshistory.com, welwin9.casino and bg.cdnplanet.com, also share IP numbers with problemstructuring.net.
Name Servers
The NS records for problemstructuring.net point to four name servers: ns-338.awsdns-42.com, ns-538.awsdns-03.net, ns-1155.awsdns-16.org and ns-1986.awsdns-56.co.uk.
The name servers of problemstructuring.net overlap at least partially with those of other domains — among them jfgsystems.com, caneswindshieldrepair.com, guenzel-ag.de and two more.
The name servers ns1-24-me-central-1.ec2-rdns.amazonaws.com, ns2-24-me-central-1.ec2-rdns.amazonaws.com, ns3-24-me-central-1.ec2-rdns.amazonaws.com and two others are commonly seen in use alongside these name servers.
Each of the four hosts ns-338.awsdns-42.com, ns-538.awsdns-03.net, ns-1155.awsdns-16.org and ns-1986.awsdns-56.co.uk has two IP addresses. ns-338.awsdns-42.com points to 205.251.193.82 and 2600:9000:5301:5200::1. ns-538.awsdns-03.net points to 205.251.194.26 and 2600:9000:5302:1a00::1. ns-1155.awsdns-16.org points to 205.251.196.131 and 2600:9000:5304:8300::1. ns-1986.awsdns-56.co.uk points to 205.251.199.194 and 2600:9000:5307:c200::1.