formstack.app - robtex.com
formstack.app
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-254.awsdns-31.com ⭐ | ||||||
| A | 2600:9000:5300:fe00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-254.awsdns-31.com | ||||||
| A | 205.251.192.254🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-254.awsdns-31.com | ||||||
| NS | ns-1423.awsdns-49.org | ||||||
| A | 2600:9000:5305:8f00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1423.awsdns-49.org | ||||||
| A | 205.251.197.143🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1423.awsdns-49.org | ||||||
| NS | ns-1961.awsdns-53.co.uk | ||||||
| A | 2600:9000:5307:a900::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1961.awsdns-53.co.uk | ||||||
| A | 205.251.199.169🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1961.awsdns-53.co.uk | ||||||
| NS | ns-837.awsdns-40.net | ||||||
| A | 2600:9000:5303:4500::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-837.awsdns-40.net | ||||||
| A | 205.251.195.69🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-837.awsdns-40.net | ||||||
| SOA | ns-254.awsdns-31.comawsdns-hostmaster@amazon.com serial=1 | ||||||
app
| 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=101427 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSns-1423.awsdns-49.org2026-09-06 → 2026-09-07 · 2 obs
● 2026-09-07 04:51:32
●NSns-1961.awsdns-53.co.uk2026-09-06 → 2026-09-07 · 2 obs
● 2026-09-07 04:51:32
●NSns-254.awsdns-31.com2026-09-06 → 2026-09-07 · 2 obs
● 2026-09-07 04:51:32
●NSns-837.awsdns-40.net2026-09-06 → 2026-09-07 · 2 obs
● 2026-09-07 04:51:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| formstack.app | ns-1423.awsdns-49.org, ns-254.awsdns-31.com, ns-837.awsdns-40.net, ns-1961.awsdns-53.co.uk | - |
✅ Authoritative Response
Server:205.251.197.143
NS records: ns-1423.awsdns-49.org, ns-254.awsdns-31.com, ns-837.awsdns-40.net, ns-1961.awsdns-53.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for formstack.app (unsigned zone)
⏱️ Timing
Total: 619ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1423.awsdns-49.org, ns-1961.awsdns-53.co.uk... |
| SOA | 1 | ns-254.awsdns-31.com awsdns-hostmaster.a |
Analysis
Name Servers
The authoritative name servers for formstack.app are ns-254.awsdns-31.com, ns-837.awsdns-40.net, ns-1423.awsdns-49.org and ns-1961.awsdns-53.co.uk.
There is at least partial name server overlap between formstack.app and other domains — saclimos.com, filereinstate.com, spredfast.com and two more among them.
All four hostnames — ns-254.awsdns-31.com, ns-837.awsdns-40.net, ns-1423.awsdns-49.org and ns-1961.awsdns-53.co.uk — resolve to two IP numbers apiece: ns-254.awsdns-31.com to 205.251.192.254 and 2600:9000:5300:fe00::1; ns-837.awsdns-40.net to 205.251.195.69 and 2600:9000:5303:4500::1; ns-1423.awsdns-49.org to 205.251.197.143 and 2600:9000:5305:8f00::1; ns-1961.awsdns-53.co.uk to 205.251.199.169 and 2600:9000:5307:a900::1.