selectechsystem.com - dns.ninja
selectechsystem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.145.161.73🇺🇸 Amazon3.144.0.0/13 EC2 CMH Prefix | ||||||
| PTR | ec2-3-145-161-73.us-east-2.compute.amazonaws.com | ||||||
| NS | ns-1834.awsdns-37.co.uk ⭐ | ||||||
| A | 2600:9000:5307:2a00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1834.awsdns-37.co.uk | ||||||
| A | 205.251.199.42🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1834.awsdns-37.co.uk | ||||||
| NS | ns-1322.awsdns-37.org | ||||||
| A | 2600:9000:5305:2a00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1322.awsdns-37.org | ||||||
| A | 205.251.197.42🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1322.awsdns-37.org | ||||||
| NS | ns-15.awsdns-01.com | ||||||
| A | 2600:9000:5300:f00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-15.awsdns-01.com | ||||||
| A | 205.251.192.15🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-15.awsdns-01.com | ||||||
| NS | ns-542.awsdns-03.net | ||||||
| A | 2600:9000:5302:1e00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-542.awsdns-03.net | ||||||
| A | 205.251.194.30🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-542.awsdns-03.net | ||||||
| SOA | ns-1834.awsdns-37.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1783666507 | ||||||
Same first word
selectechsystem.com |
DNS History
5 records (5 active, 0 former)
●NSns-1322.awsdns-37.org2026-02-27 → 2026-07-10 · 2 obs
● 2026-07-10 07:17:04
●NSns-15.awsdns-01.com2026-02-27 → 2026-07-10 · 2 obs
● 2026-07-10 07:17:04
●NSns-1834.awsdns-37.co.uk2026-02-27 → 2026-07-10 · 2 obs
● 2026-07-10 07:17:04
●NSns-542.awsdns-03.net2026-02-27 → 2026-07-10 · 2 obs
● 2026-07-10 07:17:04
●A3.145.161.732026-02-27 → 2026-07-10 · 2 obs
● 2026-07-10 07:17:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| selectechsystem.com | ns-15.awsdns-01.com, ns-542.awsdns-03.net, ns-1834.awsdns-37.co.uk, ns-1322.awsdns-37.org | 2 records |
✅ Authoritative Response
Server:205.251.199.42
NS records: ns-15.awsdns-01.com, ns-542.awsdns-03.net, ns-1834.awsdns-37.co.uk, ns-1322.awsdns-37.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for selectechsystem.com (unsigned zone)
⏱️ Timing
Total: 270ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.145.161.73 |
| NS | 4 | ns-1322.awsdns-37.org, ns-15.awsdns-01.com... |
| SOA | 1 | ns-1834.awsdns-37.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-15.awsdns-01.com, ns-15.awsdns-01.com)
Analysis
IP Addresses
selectechsystem.com points to a single IP number: 3.145.161.73.
ec2-3-145-161-73.us-east-2.compute.amazonaws.com is an example of another host name that shares IP numbers with selectechsystem.com.
Name Servers
selectechsystem.com has four authoritative name servers: ns-15.awsdns-01.com, ns-542.awsdns-03.net, ns-1322.awsdns-37.org and ns-1834.awsdns-37.co.uk.
There is at least partial name server overlap between selectechsystem.com and other domains — wellscollege-info.org, dnhpx87pv6ztq.cloudfront.net, angel110.jp and two more among them.
All four hostnames — ns-15.awsdns-01.com, ns-542.awsdns-03.net, ns-1322.awsdns-37.org and ns-1834.awsdns-37.co.uk — resolve to two IP numbers apiece: ns-15.awsdns-01.com to 205.251.192.15 and 2600:9000:5300:f00::1; ns-542.awsdns-03.net to 205.251.194.30 and 2600:9000:5302:1e00::1; ns-1322.awsdns-37.org to 205.251.197.42 and 2600:9000:5305:2a00::1; ns-1834.awsdns-37.co.uk to 205.251.199.42 and 2600:9000:5307:2a00::1.