builder-works.amazon.dev - dns.ninja
builder-works.amazon.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1720.awsdns-23.co.uk ⭐ | ||||||
| A | 2600:9000:5306:b800::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1720.awsdns-23.co.uk | ||||||
| A | 205.251.198.184🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1720.awsdns-23.co.uk | ||||||
| NS | ns-1237.awsdns-26.org | ||||||
| A | 2600:9000:5304:d500::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1237.awsdns-26.org | ||||||
| A | 205.251.196.213🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1237.awsdns-26.org | ||||||
| NS | ns-348.awsdns-43.com | ||||||
| A | 2600:9000:5301:5c00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-348.awsdns-43.com | ||||||
| A | 205.251.193.92🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-348.awsdns-43.com | ||||||
| NS | ns-690.awsdns-22.net | ||||||
| A | 2600:9000:5302:b200::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-690.awsdns-22.net | ||||||
| A | 205.251.194.178🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-690.awsdns-22.net | ||||||
| SOA | ns-1720.awsdns-23.co.ukawsdns-hostmaster@amazon.com serial=1 | ||||||
amazon.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-729.awsdns-27.net ⭐ | ||||||
| NS | ns-101.awsdns-12.com | ||||||
| NS | ns-1373.awsdns-43.org | ||||||
| NS | ns-1648.awsdns-14.co.uk | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns-729.awsdns-27.netawsdns-hostmaster@amazon.com serial=1 | ||||||
📈 Tranco rank: #136
amazon.dev
amazon.dev is a reserved domain owned by Amazon, Inc. The domain does not currently host a public website—it appears to be held as a brand protection measure under the.devtop-level domain (which is owned by Google and requires HTTPS).
DNS Infrastructure
The domain is fully hosted on Amazon Web Services (AWS) infrastructure:
- Nameservers: AWS Route 53 (ns-729.awsdns-27.net, ns-101.awsdns-12.com, ns-1373.awsdns-43.org, ns-1648.awsdns-14.co.uk)
- SOA Contact: awsdns-hostmaster@amazon.com
- IPv4: 205.251.194.217, 205.251.192.101, 205.251.197.93, 205.251.198.112 (all Amazon)
- IPv6: 2600:9000:5302:d900::1, 2600:9000:5300:6500::1, 2600:9000:5305:5d00::1, 2600:9000:5306:7000::1
- DNSSEC: Not signed
Email & Usage
- SPF Record:
v=spf1 -all— explicitly rejects all email (no mail services) - MX Records: None configured
Amazon's primary developer portal is located at developer.amazon.com, which provides access to Alexa Skills Kit, Amazon Appstore, AWS Dev Center, Login with Amazon, and other developer APIs and tools.
Subdomains
tinker.builder-works.amazon.dev |
DNS History
4 records (4 active, 0 former)
●NSns-1237.awsdns-26.org2026-06-20 → 2026-08-14 · 2 obs
● 2026-08-14 07:44:46
●NSns-1720.awsdns-23.co.uk2026-06-20 → 2026-08-14 · 2 obs
● 2026-08-14 07:44:46
●NSns-348.awsdns-43.com2026-06-20 → 2026-08-14 · 2 obs
● 2026-08-14 07:44:46
●NSns-690.awsdns-22.net2026-06-20 → 2026-08-14 · 2 obs
● 2026-08-14 07:44:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| amazon.dev | ns-101.awsdns-12.com, ns-1373.awsdns-43.org, ns-1648.awsdns-14.co.uk, ns-729.awsdns-27.net | - |
| builder-works.amazon.dev | ns-1237.awsdns-26.org, ns-1720.awsdns-23.co.uk, ns-348.awsdns-43.com, ns-690.awsdns-22.net | - |
✅ Authoritative Response
Server:205.251.198.184
NS records: ns-1237.awsdns-26.org, ns-1720.awsdns-23.co.uk, ns-348.awsdns-43.com, ns-690.awsdns-22.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for amazon.dev (unsigned zone)
⏱️ Timing
Total: 750ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1237.awsdns-26.org, ns-1720.awsdns-23.co.uk... |
| SOA | 1 | ns-1720.awsdns-23.co.uk awsdns-hostmaste |
Analysis
Hierarchy
tinker.builder-works.amazon.dev is delegated beneath builder-works.amazon.dev.
Name Servers
The authoritative name servers for builder-works.amazon.dev are ns-348.awsdns-43.com, ns-690.awsdns-22.net, ns-1237.awsdns-26.org and ns-1720.awsdns-23.co.uk.
There is at least partial name server overlap between builder-works.amazon.dev and other domains — dl16zixm8l4tv.cloudfront.net, d2fb7jhysy683p.cloudfront.net, d54zad30tlu37.cloudfront.net and two more among them.
All four hostnames — ns-348.awsdns-43.com, ns-690.awsdns-22.net, ns-1237.awsdns-26.org and ns-1720.awsdns-23.co.uk — resolve to two IP numbers apiece: ns-348.awsdns-43.com to 205.251.193.92 and 2600:9000:5301:5c00::1; ns-690.awsdns-22.net to 205.251.194.178 and 2600:9000:5302:b200::1; ns-1237.awsdns-26.org to 205.251.196.213 and 2600:9000:5304:d500::1; ns-1720.awsdns-23.co.uk to 205.251.198.184 and 2600:9000:5306:b800::1.