nkoptools.com - robtex.com
nkoptools.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.250.164.7🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix | ||||||
| NS | ns-486.awsdns-60.com ⭐ | ||||||
| A | 2600:9000:5301:e600::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-486.awsdns-60.com | ||||||
| A | 205.251.193.230🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-486.awsdns-60.com | ||||||
| NS | ns-1298.awsdns-34.org | ||||||
| A | 2600:9000:5305:1200::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1298.awsdns-34.org | ||||||
| A | 205.251.197.18🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1298.awsdns-34.org | ||||||
| NS | ns-1639.awsdns-12.co.uk | ||||||
| A | 2600:9000:5306:6700::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1639.awsdns-12.co.uk | ||||||
| A | 205.251.198.103🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1639.awsdns-12.co.uk | ||||||
| NS | ns-918.awsdns-50.net | ||||||
| A | 2600:9000:5303:9600::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-918.awsdns-50.net | ||||||
| A | 205.251.195.150🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-918.awsdns-50.net | ||||||
| MX | mail.nkoptools.com ⭐ | ||||||
| A | 13.250.164.7🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix | ||||||
| SOA | ns-486.awsdns-60.comawsdns-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=1782213905 | ||||||
Subdomains
mail.nkoptools.com |
Same first word
nkoptools.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns-1298.awsdns-34.org2018-05-13 → 2026-06-23 · 2 obs
● 2026-06-23 11:31:50
●NSns-1639.awsdns-12.co.uk2018-05-13 → 2026-06-23 · 2 obs
● 2026-06-23 11:31:50
●NSns-486.awsdns-60.com2018-05-13 → 2026-06-23 · 2 obs
● 2026-06-23 11:31:50
●NSns-918.awsdns-50.net2018-05-13 → 2026-06-23 · 2 obs
● 2026-06-23 11:31:50
●MXmail.nkoptools.com2018-05-13 → 2026-06-23 · 2 obs
● 2026-06-23 11:31:50
●A13.250.164.72018-05-13 → 2026-06-23 · 2 obs
● 2026-06-23 11:31:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| nkoptools.com | ns-486.awsdns-60.com, ns-918.awsdns-50.net, ns-1639.awsdns-12.co.uk, ns-1298.awsdns-34.org | 2 records |
✅ Authoritative Response
Server:205.251.193.230
NS records: ns-486.awsdns-60.com, ns-918.awsdns-50.net, ns-1639.awsdns-12.co.uk, ns-1298.awsdns-34.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nkoptools.com (unsigned zone)
⏱️ Timing
Total: 361ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 13.250.164.7 |
| NS | 4 | ns-1298.awsdns-34.org, ns-1639.awsdns-12.co.uk... |
| MX | 1 | mail.nkoptools.com (pri: 10) |
| SOA | 1 | ns-486.awsdns-60.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-486.awsdns-60.com, ns-486.awsdns-60.com)
Analysis
Hierarchy
mail.nkoptools.com is a subdomain of nkoptools.com.
IP Addresses
nkoptools.com has exactly one IP address — 13.250.164.7.
mail.nkoptools.com and ec2-13-250-164-7.ap-southeast-1.compute.amazonaws.com are among other host names that share IP numbers with nkoptools.com.
Name Servers
Four name servers handle the delegation for nkoptools.com: ns-486.awsdns-60.com, ns-918.awsdns-50.net, ns-1298.awsdns-34.org and ns-1639.awsdns-12.co.uk.
The name servers of nkoptools.com overlap at least partially with those of other domains — among them idgdirect.com, gilpin.k12.co.us, marshassoc.com and two more.
Each of the four hosts ns-486.awsdns-60.com, ns-918.awsdns-50.net, ns-1298.awsdns-34.org and ns-1639.awsdns-12.co.uk has two IP addresses. ns-486.awsdns-60.com points to 205.251.193.230 and 2600:9000:5301:e600::1. ns-918.awsdns-50.net points to 205.251.195.150 and 2600:9000:5303:9600::1. ns-1298.awsdns-34.org points to 205.251.197.18 and 2600:9000:5305:1200::1. ns-1639.awsdns-12.co.uk points to 205.251.198.103 and 2600:9000:5306:6700::1.
Mail Servers
nkoptools.com uses one mail server — mail.nkoptools.com.
mail.nkoptools.com directs to just one IP number, 13.250.164.7.