ntb.dev - dns.ninja
ntb.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-521.awsdns-01.net ⭐ | ||||||
| A | 2600:9000:5302:900::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-521.awsdns-01.net | ||||||
| A | 205.251.194.9🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-521.awsdns-01.net | ||||||
| NS | ns-1350.awsdns-40.org | ||||||
| A | 2600:9000:5305:4600::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1350.awsdns-40.org | ||||||
| A | 205.251.197.70🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1350.awsdns-40.org | ||||||
| NS | ns-1742.awsdns-25.co.uk | ||||||
| A | 2600:9000:5306:ce00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1742.awsdns-25.co.uk | ||||||
| A | 205.251.198.206🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1742.awsdns-25.co.uk | ||||||
| NS | ns-426.awsdns-53.com | ||||||
| A | 2600:9000:5301:aa00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-426.awsdns-53.com | ||||||
| A | 205.251.193.170🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-426.awsdns-53.com | ||||||
| SOA | ns-521.awsdns-01.netawsdns-hostmaster@amazon.com serial=1 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
🔒 HSTS Preload (+subdomains)
Subdomains
test.ntb.dev |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-1350.awsdns-40.org2026-03-13 → 2026-08-01 · 2 obs
● 2026-08-01 03:12:06
●NSns-1742.awsdns-25.co.uk2026-03-13 → 2026-08-01 · 2 obs
● 2026-08-01 03:12:06
●NSns-426.awsdns-53.com2026-03-13 → 2026-08-01 · 2 obs
● 2026-08-01 03:12:06
●NSns-521.awsdns-01.net2026-03-13 → 2026-08-01 · 2 obs
● 2026-08-01 03:12:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | 10 records |
| ntb.dev | ns-426.awsdns-53.com, ns-1350.awsdns-40.org, ns-521.awsdns-01.net, ns-1742.awsdns-25.co.uk | - |
✅ Authoritative Response
Server:205.251.198.206
NS records: ns-426.awsdns-53.com, ns-1350.awsdns-40.org, ns-521.awsdns-01.net, ns-1742.awsdns-25.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ntb.dev (unsigned zone)
⏱️ Timing
Total: 539ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1350.awsdns-40.org, ns-1742.awsdns-25.co.uk... |
| SOA | 1 | ns-521.awsdns-01.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
Hierarchy
test.ntb.dev is a subdomain of ntb.dev.
Name Servers
The authoritative name servers for ntb.dev are ns-426.awsdns-53.com, ns-521.awsdns-01.net, ns-1350.awsdns-40.org and ns-1742.awsdns-25.co.uk.
The name servers of ntb.dev overlap at least partially with those of other domains — among them w06mhkxybr.link, devbas.com, sid2j1jhctpxv.cloudfront.net and two more.
The name servers ns-350.awsdns-43.com, ns-529.awsdns-02.net and ns-1418.awsdns-49.org are commonly seen alongside these name servers.
Each of the four hosts ns-426.awsdns-53.com, ns-521.awsdns-01.net, ns-1350.awsdns-40.org and ns-1742.awsdns-25.co.uk has two IP addresses. ns-426.awsdns-53.com points to 205.251.193.170 and 2600:9000:5301:aa00::1. ns-521.awsdns-01.net points to 205.251.194.9 and 2600:9000:5302:900::1. ns-1350.awsdns-40.org points to 205.251.197.70 and 2600:9000:5305:4600::1. ns-1742.awsdns-25.co.uk points to 205.251.198.206 and 2600:9000:5306:ce00::1.