cert.dev - robtex.com
cert.dev
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 | ||||||
🔒 HSTS Preload (+subdomains)
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSdean.ns.cloudflare.com2026-03-21 → 2026-03-24 · 2 obs
● 2026-03-24 21:53:42
●NSsimone.ns.cloudflare.com2026-03-21 → 2026-03-24 · 2 obs
● 2026-03-24 21:53:42
●MXmail.cert.dev2026-03-21 → 2026-03-24 · 2 obs
● 2026-03-24 21:53:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com... | - |
| cert.dev | simone.ns.cloudflare.com, dean.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.26
NS records: simone.ns.cloudflare.com, dean.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 381ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dean.ns.cloudflare.com, simone.ns.cloudflare.com |
| MX | 1 | mail.cert.dev (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | dean.ns.cloudflare.com dns.cloudflare.co |
Analysis
Name Servers
cert.dev has two name servers: dean.ns.cloudflare.com and simone.ns.cloudflare.com.
cert.dev shares the same name server setup as other domains, for example convite-bradescocardonline.com, fipchemicals.it, shaman.pl, licatatherm.com and licataspa.com.
cert.dev shares some name servers with other domains, for example ilrweb.ie, htmlenc.com, emperor33bell.pics, simulatechnology.com and bombshellshirts.com.
These name servers are commonly used with the name servers jessica.ns.cloudflare.com.
Host names with six IP numbers: dean.ns.cloudflare.com points to: 2606:4700:58::adf5:3b99, 2803:f800:50::6ca2:c199, 2a06:98c1:50::ac40:2199, 108.162.193.153, 172.64.33.153 and 173.245.59.153; simone.ns.cloudflare.com points to: 2606:4700:50::a29f:261a, 2803:f800:50::6ca2:c21a, 2a06:98c1:50::ac40:221a, 108.162.194.26, 162.159.38.26 and 172.64.34.26.
Mail Servers
cert.dev is handled by a single mail server, mail.cert.dev.
mail.cert.dev resolves to two IPs: 2a03:6f00:a::1:4004 and 81.19.135.20.