useproton.app - robtex.com
useproton.app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.199.108.153🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24 | ||||||
| PTR | cdn-185-199-108-153.github.com | ||||||
| A | 185.199.109.153🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24 | ||||||
| A | 185.199.110.153🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24 | ||||||
| A | 185.199.111.153🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24 | ||||||
| NS | nse1.squarespacedns.com ⭐ | ||||||
| A | 216.239.32.110🇺🇸 Google216.239.32.0/24 | ||||||
| PTR | ns-cloud-e1.googledomains.com | ||||||
| NS | nse2.squarespacedns.com | ||||||
| A | 216.239.34.110🇺🇸 Google216.239.34.0/24 | ||||||
| PTR | ns-cloud-e2.googledomains.com | ||||||
| NS | nse3.squarespacedns.com | ||||||
| A | 216.239.36.110🇺🇸 Google216.239.36.0/24 | ||||||
| PTR | ns-cloud-e3.googledomains.com | ||||||
| NS | nse4.squarespacedns.com | ||||||
| A | 216.239.38.110🇺🇸 Google216.239.38.0/24 | ||||||
| PTR | ns-cloud-e4.googledomains.com | ||||||
| TXT | google-site-verification=iZUhTB9vSLE7mM_NZj62unnORAvIsuPn6nnZXebDMa0 | ||||||
| SOA | nse1.squarespacedns.comcloud-dns-hostmaster@google.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 | ||||||
🔒 HSTS Preload (+subdomains)
Same first word
useproton.app |
Similar names
DNS History
8 records (8 active, 0 former)
●NSnse1.squarespacedns.com2026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
●NSnse2.squarespacedns.com2026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
●NSnse3.squarespacedns.com2026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
●NSnse4.squarespacedns.com2026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
●A185.199.108.1532026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
●A185.199.109.1532026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
●A185.199.110.1532026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
●A185.199.111.1532026-08-02 → 2026-08-06 · 2 obs
● 2026-08-06 03:38:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| useproton.app | nse4.squarespacedns.com, nse3.squarespacedns.com, nse1.squarespacedns.com, nse2.squarespacedns.com | - |
✅ Authoritative Response
Server:216.239.38.110
NS records: nse4.squarespacedns.com, nse3.squarespacedns.com, nse1.squarespacedns.com, nse2.squarespacedns.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 491ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 185.199.108.153, 185.199.111.153... |
| NS | 4 | nse3.squarespacedns.com, nse2.squarespacedns.com... |
| TXT | 1 | google-site-verification=iZUhTB9vSLE7mM_ |
| SOA | 1 | nse1.squarespacedns.com cloud-dns-hostma |
Analysis
IP Addresses
useproton.app directs to four IP numbers, which are 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.
Additional host names — edlinlink.github.io, b-shock.co.jp, kmash.org and two others — share IP numbers with useproton.app.
Name Servers
useproton.app has four authoritative name servers: nse1.squarespacedns.com, nse2.squarespacedns.com, nse3.squarespacedns.com and nse4.squarespacedns.com.
There is at least partial name server overlap between useproton.app and other domains — mydemen.com, jennmason(0x736578)ology.com, sunandseamanor.com and two more among them.
nse1.squarespacedns.com, nse2.squarespacedns.com, nse3.squarespacedns.com and nse4.squarespacedns.com each resolve to one IP address: nse1.squarespacedns.com resolves to 216.239.32.110, nse2.squarespacedns.com resolves to 216.239.34.110, nse3.squarespacedns.com resolves to 216.239.36.110 and nse4.squarespacedns.com resolves to 216.239.38.110.