sematicon.dev - dns.ninja
sematicon.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| MX | mail.sematicon.net ⭐ | ||||||
| A | 2a01:4f8:c17:7863::52🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mail.sematicon.net | ||||||
| A | 23.88.127.52🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC | ||||||
| PTR | mail.sematicon.net | ||||||
| TXT | v=spf1 mx ip4:23.88.127.52 ip6:2a01:4f8:c17:7863::52 ~all | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2026-06-20 #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 | ||||||
Subdomains
qa2.sematicon.dev |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NShelium.ns.hetzner.de2026-04-09 → 2026-07-03 · 2 obs
● 2026-07-03 11:04:24
●NShydrogen.ns.hetzner.com2026-04-09 → 2026-07-03 · 2 obs
● 2026-07-03 11:04:24
●NSoxygen.ns.hetzner.com2026-04-09 → 2026-07-03 · 2 obs
● 2026-07-03 11:04:24
●MXmail.sematicon.net2026-04-09 → 2026-07-03 · 2 obs
● 2026-07-03 11:04:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com... | - |
| sematicon.dev | helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com | - |
✅ Authoritative Response
Server:213.133.100.98
NS records: helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sematicon.dev (unsigned zone)
⏱️ Timing
Total: 768ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | helium.ns.hetzner.de, hydrogen.ns.hetzner.com... |
| MX | 1 | mail.sematicon.net (pri: 10) |
| TXT | 1 | v=spf1 mx ip4:23.88.127.52 ip6:2a01:4f8: |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
Hierarchy
qa2.sematicon.dev is a subdomain of sematicon.dev.
Name Servers
DNS for sematicon.dev is handled by three authoritative name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
The name servers of sematicon.dev overlap at least partially with those of other domains — among them xpose-print.de, varnasan.com, viaetica.com and two more.
These name servers commonly appear in combination with the name servers ns1.your-server.de.
Three hostnames — hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de — each have two IP addresses: hydrogen.ns.hetzner.com has 213.133.100.98 and 2a01:4f8:0:1::add:1098, oxygen.ns.hetzner.com has 88.198.229.192 and 2a01:4f8:0:1::add:2992, and helium.ns.hetzner.de has 193.47.99.5 and 2001:67c:192c::add:5.
Mail Servers
Mail for sematicon.dev is handled by a single mail server, mail.sematicon.net.
sematicon.dev uses the same mail servers as other domains — for example sematicon.net, sematicon.cloud and se-mis.cloud.
mail.sematicon.net resolves to two IP numbers — 23.88.127.52 and 2a01:4f8:c17:7863::52.