firstup.dev - robtex.com
firstup.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-612.awsdns-12.net ⭐ | ||||||
| A | 2600:9000:5302:6400::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-612.awsdns-12.net | ||||||
| A | 205.251.194.100🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-612.awsdns-12.net | ||||||
| NS | ns-1249.awsdns-28.org | ||||||
| A | 2600:9000:5304:e100::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1249.awsdns-28.org | ||||||
| A | 205.251.196.225🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1249.awsdns-28.org | ||||||
| NS | ns-164.awsdns-20.com | ||||||
| A | 2600:9000:5300:a400::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-164.awsdns-20.com | ||||||
| A | 205.251.192.164🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-164.awsdns-20.com | ||||||
| NS | ns-1980.awsdns-55.co.uk | ||||||
| A | 2600:9000:5307:bc00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1980.awsdns-55.co.uk | ||||||
| A | 205.251.199.188🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1980.awsdns-55.co.uk | ||||||
| SOA | ns-612.awsdns-12.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 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSns-1249.awsdns-28.org2026-09-23 → 2026-09-26 · 2 obs
● 2026-09-26 13:58:56
●NSns-164.awsdns-20.com2026-09-23 → 2026-09-26 · 2 obs
● 2026-09-26 13:58:56
●NSns-1980.awsdns-55.co.uk2026-09-23 → 2026-09-26 · 2 obs
● 2026-09-26 13:58:56
●NSns-612.awsdns-12.net2026-09-23 → 2026-09-26 · 2 obs
● 2026-09-26 13:58:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| firstup.dev | ns-164.awsdns-20.com, ns-1249.awsdns-28.org, ns-1980.awsdns-55.co.uk, ns-612.awsdns-12.net | - |
✅ Authoritative Response
Server:205.251.194.100
NS records: ns-164.awsdns-20.com, ns-1249.awsdns-28.org, ns-1980.awsdns-55.co.uk, ns-612.awsdns-12.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstup.dev (unsigned zone)
⏱️ Timing
Total: 860ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1249.awsdns-28.org, ns-164.awsdns-20.com... |
| SOA | 1 | ns-612.awsdns-12.net awsdns-hostmaster.a |
Analysis
Name Servers
The domain firstup.dev is delegated to these four name servers: ns-164.awsdns-20.com, ns-612.awsdns-12.net, ns-1249.awsdns-28.org and ns-1980.awsdns-55.co.uk.
firstup.dev has at least partial name server overlap with other domains, such as d3dxgv49c65oq.cloudfront.net, jh162.top, yugen.art and two others.
These name servers tend to appear together with the name servers ns-985.awsdns-59.net, ns-1311.awsdns-35.org and ns-1907.awsdns-46.co.uk.
ns-164.awsdns-20.com, ns-612.awsdns-12.net, ns-1249.awsdns-28.org and ns-1980.awsdns-55.co.uk all point to exactly two IP numbers each: ns-164.awsdns-20.com → 205.251.192.164 and 2600:9000:5300:a400::1; ns-612.awsdns-12.net → 205.251.194.100 and 2600:9000:5302:6400::1; ns-1249.awsdns-28.org → 205.251.196.225 and 2600:9000:5304:e100::1; ns-1980.awsdns-55.co.uk → 205.251.199.188 and 2600:9000:5307:bc00::1.