uplink21.com - robtex.com
uplink21.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.13.46.8🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC | ||||||
| PTR | static.8.46.13.49.clients.your-server.de | ||||||
| NS | helium.ns.hetzner.de ⭐ ⚠️ Not in parent delegation | ||||||
| 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 | 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 | 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.uplink21.com ⭐ | ||||||
| A | 49.13.46.8🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC | ||||||
| PTR | static.8.46.13.49.clients.your-server.de | ||||||
| SOA | helium.ns.hetzner.dehydrogen@ns.hetzner.de 2025-11-25 #6 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777215416 | ||||||
Subdomains
mail.uplink21.com |
Same first word
uplink21.com |
DNS History
9 records (5 active, 4 former)
●NShelium.ns.hetzner.de2026-04-25 → 2026-04-26 · 3 obs
● 2026-04-25 04:00:14
● 2026-04-26 15:22:56
●NShydrogen.ns.hetzner.com2026-04-25 → 2026-04-26 · 3 obs
● 2026-04-25 04:00:14
● 2026-04-26 15:22:56
○NSns1.first-ns.de2019-04-27 → 2019-04-27 · 3 obs
○ 2026-04-25 04:00:14
○ 2026-04-26 15:22:56
●NSoxygen.ns.hetzner.com2026-04-25 → 2026-04-26 · 3 obs
● 2026-04-25 04:00:14
● 2026-04-26 15:22:56
○NSrobotns2.second-ns.de2019-04-27 → 2019-04-27 · 3 obs
○ 2026-04-25 04:00:14
○ 2026-04-26 15:22:56
○NSrobotns3.second-ns.com2019-04-27 → 2019-04-27 · 3 obs
○ 2026-04-25 04:00:14
○ 2026-04-26 15:22:56
●MXmail.uplink21.com2019-04-27 → 2026-04-26 · 2 obs
● 2026-04-26 15:22:56
○A188.40.228.1302019-04-27 → 2019-04-27 · 3 obs
○ 2026-04-25 04:00:14
○ 2026-04-26 15:22:56
●A49.13.46.82026-04-25 → 2026-04-26 · 3 obs
● 2026-04-25 04:00:14
● 2026-04-26 15:22:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| uplink21.com | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com | 2 records |
✅ Authoritative Response
Server:213.133.100.98
NS records: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for uplink21.com (unsigned zone)
⏱️ Timing
Total: 532ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.13.46.8 |
| NS | 3 | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com... |
| MX | 1 | mail.uplink21.com (pri: 10) |
| SOA | 1 | helium.ns.hetzner.de hydrogen.ns.hetzner |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com)
Analysis
Hierarchy
mail.uplink21.com has uplink21.com as its parent.
IP Addresses
uplink21.com maps to IP address 49.13.46.8.
Other host names, for example, mail.uplink21.com share IP numbers with uplink21.com.
Name Servers
uplink21.com is delegated to name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
uplink21.com at least partially shares name servers with other domains such as pmfb.ro, dkd.de, pidor.com, epantof.ro and zeige-meine-ip.de.
These name servers are commonly used alongside ns1.first-ns.de, robotns3.second-ns.com and robotns2.second-ns.de.
Host names with two IP numbers:
hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.
oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192.
helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5.
Mail Servers
uplink21.com is handled by a single mail server, mail.uplink21.com.
mail.uplink21.com points to one IP number: 49.13.46.8.