crypt.email - dns.ninja
crypt.email
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.51.159.193🇨🇭 INIT7212.51.144.0/20 Init7 (Switzerland) Ltd. St. Georgen-Strasse 70 CH-8400 Winterthur | ||||||
| PTR | mail.mrw.email | ||||||
| NS | crypt.email ⭐ ⚠️ Not in parent delegation | ||||||
| A | 212.51.159.193🇨🇭 INIT7212.51.144.0/20 Init7 (Switzerland) Ltd. St. Georgen-Strasse 70 CH-8400 Winterthur | ||||||
| PTR | mail.mrw.email | ||||||
| NS | ns1.mrw.dev ⚠️ Not in zone NS records | ||||||
| A | 143.244.197.0🇳🇱 DIGITALOCEAN143.244.196.0/22 DigitalOcean | ||||||
| NS | ns2.mrw.dev ⚠️ Not in zone NS records | ||||||
| A | 212.51.159.193🇨🇭 INIT7212.51.144.0/20 Init7 (Switzerland) Ltd. St. Georgen-Strasse 70 CH-8400 Winterthur | ||||||
| PTR | mail.mrw.email | ||||||
| MX | crypt.email ⭐ | ||||||
| A | 212.51.159.193🇨🇭 INIT7212.51.144.0/20 Init7 (Switzerland) Ltd. St. Georgen-Strasse 70 CH-8400 Winterthur | ||||||
| PTR | mail.mrw.email | ||||||
| SOA | crypt.emailroot@crypt.email serial=1752839399 | ||||||
email
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.email ⭐ | ||||||
| NS | v0n1.nic.email | ||||||
| NS | v0n2.nic.email | ||||||
| NS | v0n3.nic.email | ||||||
| NS | v2n0.nic.email | ||||||
| NS | v2n1.nic.email | ||||||
| SOA | v0n0.nic.emailhostmaster@donuts.email serial=1786265193 | ||||||
NS for
crypt.email |
MX for
crypt.email |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NScrypt.email2016-12-10 → 2026-08-09 · 2 obs
● 2026-08-09 09:17:42
●NSns1.mrw.dev2026-02-17 → 2026-08-09 · 3 obs
● 2026-02-17 06:30:30
● 2026-08-09 09:17:42
●NSns2.mrw.dev2026-02-17 → 2026-08-09 · 3 obs
● 2026-02-17 06:30:30
● 2026-08-09 09:17:42
●MXcrypt.email2016-12-10 → 2026-08-09 · 2 obs
● 2026-08-09 09:17:42
○A212.51.136.2532016-12-10 → 2017-06-28 · 4 obs
● 2017-06-28 14:40:16
○ 2026-02-17 06:30:30
○ 2026-08-09 09:17:42
●A212.51.159.1932026-02-17 → 2026-08-09 · 3 obs
● 2026-02-17 06:30:30
● 2026-08-09 09:17:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| v0n3.nic.email, v0n1.nic.email, v0n0.nic.email, v0n2.nic.email... | - | |
| crypt.email | ns2.mrw.dev, ns1.mrw.dev | - |
✅ Authoritative Response
Server:212.51.159.193
NS records: ns2.mrw.dev, ns1.mrw.dev
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crypt.email (unsigned zone)
⏱️ Timing
Total: 605ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.51.159.193 |
| NS | 1 | crypt.email |
| MX | 1 | crypt.email (pri: 10) |
| SOA | 1 | crypt.email root.crypt.email |
Analysis
Name Server Role
crypt.email has crypt.email as one of its name servers, making it self-hosted for DNS delegation.
ns1.mrw.dev and ns2.mrw.dev are often used as name servers in combination with crypt.email.
Mail Server Role
The MX record for crypt.email points back to crypt.email — it is its own mail server.
IP Addresses
crypt.email directs to one IP number, which is 212.51.159.193.
Among the host names that share IP numbers with crypt.email are safechat.biz, xn--wckerlin-0za.ch, vernunft.ch and two others.
Name Servers
crypt.email delegates authority to three name servers — crypt.email, ns1.mrw.dev and ns2.mrw.dev.
At least some of crypt.email's name servers are shared with other domains, for example safechat.biz, xn--wckerlin-0za.ch, vernunft.ch and two more.
These name servers tend to co-occur with dns.mrw.dev, dns.mrw.sh, panachieren.ch and 5 other name servers in the same DNS delegations.
Each of the hostnames crypt.email, ns1.mrw.dev and ns2.mrw.dev has a single IP address assigned: crypt.email directs to 212.51.159.193, ns1.mrw.dev directs to 143.244.197.0 and ns2.mrw.dev directs to 212.51.159.193.
These two host names — crypt.email and ns2.mrw.dev — each point to 212.51.159.193 IP addresses.
Mail Servers
The MX record for crypt.email points to a single mail server: crypt.email.